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FETCH_START_DELAY ) )\n\t\t\t.then( function ( result ) {\n\t\t\t\tdispatch( timedAction( {\n\t\t\t\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].FETCH_COMPLETE,\n\t\t\t\t\tel: el,\n\t\t\t\t\tresult: result,\n\t\t\t\t\ttoken: token\n\t\t\t\t} ) );\n\t\t\t} );\n\t};\n}\n\n/**\n * Represents the user dwelling on a link, either by hovering over it with\n * their mouse or by focussing it using their keyboard or an assistive device.\n *\n * @param {mw.Title} title\n * @param {Element} el\n * @param {Event} event\n * @param {Gateway} gateway\n * @param {Function} generateToken\n * @return {Redux.Thunk}\n */\nfunction linkDwell( title, el, event, gateway, generateToken ) {\n\tvar token = generateToken(),\n\t\ttitleText = title.getPrefixedDb(),\n\t\tnamespaceID = title.namespace;\n\n\treturn function ( dispatch, getState ) {\n\t\tvar action = timedAction( {\n\t\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].LINK_DWELL,\n\t\t\tel: el,\n\t\t\tevent: event,\n\t\t\ttoken: token,\n\t\t\ttitle: titleText,\n\t\t\tnamespaceID: namespaceID\n\t\t} );\n\n\t\t// Has the new generated token been accepted?\n\t\tfunction isNewInteraction() {\n\t\t\treturn getState().preview.activeToken === token;\n\t\t}\n\n\t\tdispatch( action );\n\n\t\tif ( !isNewInteraction() ) {\n\t\t\treturn;\n\t\t}\n\n\t\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__wait__[\"a\" /* default */])( FETCH_START_DELAY )\n\t\t\t.then( function () {\n\t\t\t\tvar previewState = getState().preview;\n\n\t\t\t\tif ( previewState.enabled && isNewInteraction() ) {\n\t\t\t\t\tdispatch( fetch( gateway, title, el, token ) );\n\t\t\t\t}\n\t\t\t} );\n\t};\n}\n\n/**\n * Represents the user abandoning a link, either by moving their mouse away\n * from it or by shifting focus to another UI element using their keyboard or\n * an assistive device, or abandoning a preview by moving their mouse away\n * from it.\n *\n * @return {Redux.Thunk}\n */\nfunction abandon() {\n\treturn function ( dispatch, getState ) {\n\t\tvar token = getState().preview.activeToken;\n\n\t\tif ( !token ) {\n\t\t\treturn;\n\t\t}\n\n\t\tdispatch( timedAction( {\n\t\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].ABANDON_START,\n\t\t\ttoken: token\n\t\t} ) );\n\n\t\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__wait__[\"a\" /* default */])( ABANDON_END_DELAY )\n\t\t\t.then( function () {\n\t\t\t\tdispatch( {\n\t\t\t\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].ABANDON_END,\n\t\t\t\t\ttoken: token\n\t\t\t\t} );\n\t\t\t} );\n\t};\n}\n\n/**\n * Represents the user clicking on a link with their mouse, keyboard, or an\n * assistive device.\n *\n * @param {Element} el\n * @return {Object}\n */\nfunction linkClick( el ) {\n\treturn timedAction( {\n\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].LINK_CLICK,\n\t\tel: el\n\t} );\n}\n\n/**\n * Represents the user dwelling on a preview with their mouse.\n *\n * @return {Object}\n */\nfunction previewDwell() {\n\treturn {\n\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].PREVIEW_DWELL\n\t};\n}\n\n/**\n * Represents a preview being shown to the user.\n *\n * This action is dispatched by the `./changeListeners/render.js` change\n * listener.\n *\n * @param {String} token\n * @return {Object}\n */\nfunction previewShow( token ) {\n\treturn timedAction( {\n\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].PREVIEW_SHOW,\n\t\ttoken: token\n\t} );\n}\n\n/**\n * Represents the user clicking either the \"Enable previews\" footer menu link,\n * or the \"cog\" icon that's present on each preview.\n *\n * @return {Object}\n */\nfunction showSettings() {\n\treturn {\n\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].SETTINGS_SHOW\n\t};\n}\n\n/**\n * Represents the user closing the settings dialog and saving their settings.\n *\n * @return {Object}\n */\nfunction hideSettings() {\n\treturn {\n\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].SETTINGS_HIDE\n\t};\n}\n\n/**\n * Represents the user saving their settings.\n *\n * N.B. This action returns a Redux.Thunk not because it needs to perform\n * asynchronous work, but because it needs to query the global state for the\n * current enabled state. In order to keep the enabled state in a single\n * place (the preview reducer), we query it and dispatch it as `wasEnabled`\n * so that other reducers (like settings) can act on it without having to\n * duplicate the `enabled` state locally.\n * See doc/adr/0003-keep-enabled-state-only-in-preview-reducer.md for more\n * details.\n *\n * @param {Boolean} enabled if previews are enabled or not\n * @return {Redux.Thunk}\n */\nfunction saveSettings( enabled ) {\n\treturn function ( dispatch, getState ) {\n\t\tdispatch( {\n\t\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].SETTINGS_CHANGE,\n\t\t\twasEnabled: getState().preview.enabled,\n\t\t\tenabled: enabled\n\t\t} );\n\t};\n}\n\n/**\n * Represents the queued event being logged `changeListeners/eventLogging.js`\n * change listener.\n *\n * @param {Object} event\n * @return {Object}\n */\nfunction eventLogged( event ) {\n\treturn {\n\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].EVENT_LOGGED,\n\t\tevent: event\n\t};\n}\n\n/**\n * Represents the queued statsv event being logged.\n * See `mw.popups.changeListeners.statsv` change listener.\n *\n * @return {Object}\n */\nfunction statsvLogged() {\n\treturn {\n\t\ttype: __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].STATSV_LOGGED\n\t};\n}\n\n\n/***/ }),\n\n/***/ \"./src/changeListener.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = registerChangeListener;\n/**\n * @module changeListener\n */\n\n/**\n * @typedef {Function} ext.popups.ChangeListener\n * @param {Object} prevState The previous state\n * @param {Object} state The current state\n */\n\n/**\n * Registers a change listener, which is bound to the\n * [store](http://redux.js.org/docs/api/Store.html).\n *\n * A change listener is a function that is only invoked when the state in the\n * [store](http://redux.js.org/docs/api/Store.html) changes. N.B. that there\n * may not be a 1:1 correspondence with actions being dispatched to the store\n * and the state in the store changing.\n *\n * See [Store#subscribe](http://redux.js.org/docs/api/Store.html#subscribe)\n * for more information about what change listeners may and may not do.\n *\n * @param {Redux.Store} store\n * @param {ext.popups.ChangeListener} callback\n */\nfunction registerChangeListener( store, callback ) {\n\t// This function is based on the example in [the documentation for\n\t// Store#subscribe](http://redux.js.org/docs/api/Store.html#subscribe),\n\t// which was written by Dan Abramov.\n\n\tvar state;\n\n\tstore.subscribe( function () {\n\t\tvar prevState = state;\n\n\t\tstate = store.getState();\n\n\t\tif ( prevState !== state ) {\n\t\t\tcallback( prevState, state );\n\t\t}\n\t} );\n}\n\n\n/***/ }),\n\n/***/ \"./src/changeListeners/eventLogging.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = eventLogging;\n/**\n * @module changeListeners/eventLogging\n */\n\nvar $ = jQuery;\n\n/**\n * Creates an instance of the event logging change listener.\n *\n * When an event is enqueued it'll be logged using the schema. Since it's the\n * responsibility of Event Logging (and the UA) to deliver logged events,\n * `EVENT_LOGGED` is immediately dispatched rather than waiting for some\n * indicator of completion.\n *\n * @param {Object} boundActions\n * @param {EventTracker} eventLoggingTracker\n * @return {ext.popups.ChangeListener}\n */\nfunction eventLogging( boundActions, eventLoggingTracker ) {\n\treturn function ( _, state ) {\n\t\tvar eventLogging = state.eventLogging,\n\t\t\tevent = eventLogging.event;\n\n\t\tif ( !event ) {\n\t\t\treturn;\n\t\t}\n\n\t\tevent = $.extend( true, {}, eventLogging.baseData, event );\n\t\teventLoggingTracker( 'event.Popups', event );\n\t\t// Dispatch the eventLogged action so that the state tree can be\n\t\t// cleared/updated.\n\t\tboundActions.eventLogged( event );\n\t};\n}\n\n\n/***/ }),\n\n/***/ \"./src/changeListeners/footerLink.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = footerLink;\n/**\n * @module changeListeners/footerLink\n */\n\nvar mw = window.mediaWiki,\n\t$ = jQuery;\n\n/**\n * Creates the link element and appends it to the footer element.\n *\n * The following elements are considered to be the footer element (highest\n * priority to lowest):\n *\n * # `#footer-places`\n * # `#f-list`\n * # The parent element of `#footer li`, which is either an `ol` or `ul`.\n *\n * @return {jQuery} The link element\n */\nfunction createFooterLink() {\n\tvar $link = $( '<li>' ).append(\n\t\t\t$( '<a>' )\n\t\t\t\t.attr( 'href', '#' )\n\t\t\t\t.text( mw.message( 'popups-settings-enable' ).text() )\n\t\t),\n\t\t$footer;\n\n\t// As yet, we don't know whether the link should be visible.\n\t$link.hide();\n\n\t// From https://en.wikipedia.org/wiki/MediaWiki:Gadget-ReferenceTooltips.js,\n\t// which was written by Yair rand <https://en.wikipedia.org/wiki/User:Yair_rand>.\n\t$footer = $( '#footer-places, #f-list' );\n\n\tif ( $footer.length === 0 ) {\n\t\t$footer = $( '#footer li' ).parent();\n\t}\n\n\t$footer.append( $link );\n\n\treturn $link;\n}\n\n/**\n * Creates an instance of the footer link change listener.\n *\n * The change listener covers the following behaviour:\n *\n * * The \"Enable previews\" link (the \"link\") is appended to the footer menu\n *   (see `createFooterLink` above).\n * * When Page Previews are disabled, then the link is shown; otherwise, the\n *   link is hidden.\n * * When the user clicks the link, then the `showSettings` bound action\n *   creator is called.\n *\n * @param {Object} boundActions\n * @return {ext.popups.ChangeListener}\n */\nfunction footerLink( boundActions ) {\n\tvar $footerLink;\n\n\treturn function ( prevState, state ) {\n\t\tif ( $footerLink === undefined ) {\n\t\t\t$footerLink = createFooterLink();\n\t\t\t$footerLink.click( function ( e ) {\n\t\t\t\te.preventDefault();\n\t\t\t\tboundActions.showSettings();\n\t\t\t} );\n\t\t}\n\n\t\tif ( state.settings.shouldShowFooterLink ) {\n\t\t\t$footerLink.show();\n\t\t} else {\n\t\t\t$footerLink.hide();\n\t\t}\n\t};\n}\n\n\n/***/ }),\n\n/***/ \"./src/changeListeners/index.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__footerLink__ = __webpack_require__(\"./src/changeListeners/footerLink.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__eventLogging__ = __webpack_require__(\"./src/changeListeners/eventLogging.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_2__linkTitle__ = __webpack_require__(\"./src/changeListeners/linkTitle.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_3__render__ = __webpack_require__(\"./src/changeListeners/render.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_4__settings__ = __webpack_require__(\"./src/changeListeners/settings.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_5__statsv__ = __webpack_require__(\"./src/changeListeners/statsv.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_6__syncUserSettings__ = __webpack_require__(\"./src/changeListeners/syncUserSettings.js\");\n\n\n\n\n\n\n\n\n/* harmony default export */ __webpack_exports__[\"a\"] = ({\n\tfooterLink: __WEBPACK_IMPORTED_MODULE_0__footerLink__[\"a\" /* default */],\n\teventLogging: __WEBPACK_IMPORTED_MODULE_1__eventLogging__[\"a\" /* default */],\n\tlinkTitle: __WEBPACK_IMPORTED_MODULE_2__linkTitle__[\"a\" /* default */],\n\trender: __WEBPACK_IMPORTED_MODULE_3__render__[\"a\" /* default */],\n\tsettings: __WEBPACK_IMPORTED_MODULE_4__settings__[\"a\" /* default */],\n\tstatsv: __WEBPACK_IMPORTED_MODULE_5__statsv__[\"a\" /* default */],\n\tsyncUserSettings: __WEBPACK_IMPORTED_MODULE_6__syncUserSettings__[\"a\" /* default */]\n});\n\n\n/***/ }),\n\n/***/ \"./src/changeListeners/linkTitle.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = linkTitle;\nvar $ = jQuery;\n\n/**\n * Creates an instance of the link title change listener.\n *\n * While the user dwells on a link, then it becomes the active link. The\n * change listener will remove a link's `title` attribute while it's the\n * active link.\n *\n * @return {ext.popups.ChangeListener}\n */\nfunction linkTitle() {\n\tvar title;\n\n\t/**\n\t * Destroys the title attribute of the element, storing its value in local\n\t * state so that it can be restored later (see `restoreTitleAttr`).\n\t *\n\t * @param {Element} el\n\t */\n\tfunction destroyTitleAttr( el ) {\n\t\tvar $el = $( el );\n\n\t\t// Has the user dwelled on a link? If we've already removed its title\n\t\t// attribute, then NOOP.\n\t\tif ( title ) {\n\t\t\treturn;\n\t\t}\n\n\t\ttitle = $el.attr( 'title' );\n\n\t\t$el.attr( 'title', '' );\n\t}\n\n\t/**\n\t * Restores the title attribute of the element.\n\t *\n\t * @param {Element} el\n\t */\n\tfunction restoreTitleAttr( el ) {\n\t\t$( el ).attr( 'title', title );\n\n\t\ttitle = undefined;\n\t}\n\n\treturn function ( prevState, state ) {\n\t\tvar hasPrevActiveLink = prevState && prevState.preview.activeLink;\n\n\t\tif ( !state.preview.enabled ) {\n\t\t\treturn;\n\t\t}\n\n\t\tif ( hasPrevActiveLink ) {\n\n\t\t\t// Has the user dwelled on a link immediately after abandoning another\n\t\t\t// (remembering that the ABANDON_END action is delayed by\n\t\t\t// ~10e2 ms).\n\t\t\tif ( prevState.preview.activeLink !== state.preview.activeLink ) {\n\t\t\t\trestoreTitleAttr( prevState.preview.activeLink );\n\t\t\t}\n\t\t}\n\n\t\tif ( state.preview.activeLink ) {\n\t\t\tdestroyTitleAttr( state.preview.activeLink );\n\t\t}\n\t};\n}\n\n\n/***/ }),\n\n/***/ \"./src/changeListeners/render.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = render;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__ui_renderer__ = __webpack_require__(\"./src/ui/renderer.js\");\n\n\n/**\n * Creates an instance of the render change listener.\n *\n * FIXME: Remove hard coupling with renderer, inject it as a parameter\n * * Wire it up in index.js\n * * Fix tests to remove require mocking\n *\n * @param {ext.popups.PreviewBehavior} previewBehavior\n * @return {ext.popups.ChangeListener}\n */\nfunction render( previewBehavior ) {\n\tvar preview;\n\n\treturn function ( prevState, state ) {\n\t\tif ( state.preview.shouldShow && !preview ) {\n\t\t\tpreview = __WEBPACK_IMPORTED_MODULE_0__ui_renderer__[\"b\" /* render */]( state.preview.fetchResponse );\n\t\t\tpreview.show(\n\t\t\t\tstate.preview.activeEvent,\n\t\t\t\tpreviewBehavior,\n\t\t\t\tstate.preview.activeToken\n\t\t\t\t);\n\t\t} else if ( !state.preview.shouldShow && preview ) {\n\t\t\tpreview.hide();\n\t\t\tpreview = undefined;\n\t\t}\n\t};\n}\n\n\n/***/ }),\n\n/***/ \"./src/changeListeners/settings.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = settings;\n/**\n * Creates an instance of the settings change listener.\n *\n * @param {Object} boundActions\n * @param {Object} render function that renders a jQuery el with the settings\n * @return {ext.popups.ChangeListener}\n */\nfunction settings( boundActions, render ) {\n\tvar settings;\n\n\treturn function ( prevState, state ) {\n\t\tif ( !prevState ) {\n\t\t\t// Nothing to do on initialization\n\t\t\treturn;\n\t\t}\n\n\t\t// Update global modal visibility\n\t\tif (\n\t\t\tprevState.settings.shouldShow === false &&\n\t\t\tstate.settings.shouldShow === true\n\t\t) {\n\t\t\t// Lazily instantiate the settings UI\n\t\t\tif ( !settings ) {\n\t\t\t\tsettings = render( boundActions );\n\t\t\t\tsettings.appendTo( document.body );\n\t\t\t}\n\n\t\t\t// Update the UI settings with the current settings\n\t\t\tsettings.setEnabled( state.preview.enabled );\n\n\t\t\tsettings.show();\n\t\t} else if (\n\t\t\tprevState.settings.shouldShow === true &&\n\t\t\tstate.settings.shouldShow === false\n\t\t) {\n\t\t\tsettings.hide();\n\t\t}\n\n\t\t// Update help visibility\n\t\tif ( prevState.settings.showHelp !== state.settings.showHelp ) {\n\t\t\tsettings.toggleHelp( state.settings.showHelp );\n\t\t}\n\t};\n}\n\n\n/***/ }),\n\n/***/ \"./src/changeListeners/statsv.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = statsv;\n/**\n * Creates an instance of the statsv change listener.\n *\n * The listener will log events to StatsD via the [the \"StatsD timers and\n * counters\" analytics event protocol][0].\n *\n * [0]: https://github.com/wikimedia/mediawiki-extensions-WikimediaEvents/blob/29c864a0/modules/ext.wikimediaEvents.statsd.js\n *\n * @param {Object} boundActions\n * @param {EventTracker} track\n * @return {ext.popups.ChangeListener}\n */\nfunction statsv( boundActions, track ) {\n\treturn function ( _, state ) {\n\t\tvar statsv = state.statsv;\n\n\t\tif ( statsv.action ) {\n\t\t\ttrack( statsv.action, statsv.data );\n\n\t\t\tboundActions.statsvLogged();\n\t\t}\n\t};\n}\n\n\n/***/ }),\n\n/***/ \"./src/changeListeners/syncUserSettings.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = syncUserSettings;\n/**\n * @module changeListeners/syncUserSettings\n */\n\n/**\n * Creates an instance of the user settings sync change listener.\n *\n * This change listener syncs certain parts of the state tree to user\n * settings when they change.\n *\n * Used for:\n *\n * * Enabled state: If the previews are enabled or disabled.\n * * Preview count: When the user dwells on a link for long enough that\n *   a preview is shown, then their preview count will be incremented (see\n *   `reducers/eventLogging.js`, and is persisted to local storage.\n *\n * @param {ext.popups.UserSettings} userSettings\n * @return {ext.popups.ChangeListener}\n */\nfunction syncUserSettings( userSettings ) {\n\n\treturn function ( prevState, state ) {\n\n\t\tsyncIfChanged(\n\t\t\tprevState, state, 'eventLogging', 'previewCount',\n\t\t\tuserSettings.setPreviewCount\n\t\t);\n\t\tsyncIfChanged(\n\t\t\tprevState, state, 'preview', 'enabled',\n\t\t\tuserSettings.setIsEnabled\n\t\t);\n\n\t};\n}\n\n/**\n * Given a state tree, reducer and property, safely return the value of the\n * property if the reducer and property exist\n * @param {Object} state tree\n * @param {String} reducer key to access on the state tree\n * @param {String} prop key to access on the reducer key of the state tree\n * @return {*}\n */\nfunction get( state, reducer, prop ) {\n\treturn state[ reducer ] && state[ reducer ][ prop ];\n}\n\n/**\n * Calls a sync function if the property prop on the property reducer on\n * the state trees has changed value.\n * @param {Object} prevState\n * @param {Object} state\n * @param {String} reducer key to access on the state tree\n * @param {String} prop key to access on the reducer key of the state tree\n * @param {Function} sync function to be called with the newest value if\n * changed\n */\nfunction syncIfChanged( prevState, state, reducer, prop, sync ) {\n\tvar current = get( state, reducer, prop );\n\tif ( prevState && ( get( prevState, reducer, prop ) !== current ) ) {\n\t\tsync( current );\n\t}\n}\n\n\n/***/ }),\n\n/***/ \"./src/constants.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"a\", function() { return BUCKETS; });\n/**\n * @module constants\n */\nvar $ = jQuery,\n\t// If bracketedDevicePixelRatio is not available default to 1 (in tests for\n\t// example)\n\tpixelRatio = $.bracketedDevicePixelRatio && $.bracketedDevicePixelRatio() || 1,\n\tBUCKETS = {\n\t\toff: 'off',\n\t\ton: 'on',\n\t\tcontrol: 'control'\n\t};\n\n\n\n/* harmony default export */ __webpack_exports__[\"b\"] = ({\n\tTHUMBNAIL_SIZE: 300 * pixelRatio,\n\tEXTRACT_LENGTH: 525\n});\n\n\n/***/ }),\n\n/***/ \"./src/counts.js\":\n/***/ (function(module, exports) {\n\n/**\n * @module counts\n */\n\n/**\n * Gets the count bucket for the number of edits a user has made.\n *\n * The buckets are defined as part of\n * [the Popups schema](https://meta.wikimedia.org/wiki/Schema:Popups).\n *\n * Extracted from `mw.popups.schemaPopups.getEditCountBucket`.\n *\n * @param {Number} count\n * @return {String}\n */\nexports.getEditCountBucket = function getEditCountBucket( count ) {\n\tvar bucket;\n\n\tif ( count === 0 ) {\n\t\tbucket = '0';\n\t} else if ( count >= 1 && count <= 4 ) {\n\t\tbucket = '1-4';\n\t} else if ( count >= 5 && count <= 99 ) {\n\t\tbucket = '5-99';\n\t} else if ( count >= 100 && count <= 999 ) {\n\t\tbucket = '100-999';\n\t} else if ( count >= 1000 ) {\n\t\tbucket = '1000+';\n\t}\n\n\treturn bucket + ' edits';\n};\n\n/**\n * Gets the count bucket for the number of previews a user has seen.\n *\n * If local storage isn't available - because the user has disabled it\n * or the browser doesn't support it - then then \"unknown\" is returned.\n *\n * The buckets are defined as part of\n * [the Popups schema](https://meta.wikimedia.org/wiki/Schema:Popups).\n *\n * Extracted from `mw.popups.getPreviewCountBucket`.\n *\n * @param {Number} count\n * @return {String}\n */\nexports.getPreviewCountBucket = function getPreviewCountBucket( count ) {\n\tvar bucket;\n\n\tif ( count === 0 ) {\n\t\tbucket = '0';\n\t} else if ( count >= 1 && count <= 4 ) {\n\t\tbucket = '1-4';\n\t} else if ( count >= 5 && count <= 20 ) {\n\t\tbucket = '5-20';\n\t} else if ( count >= 21 ) {\n\t\tbucket = '21+';\n\t}\n\n\treturn bucket !== undefined ? ( bucket + ' previews' ) : 'unknown';\n};\n\n\n/***/ }),\n\n/***/ \"./src/experiments.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = createExperiments;\n/**\n * @module experiments\n */\n\n/**\n * @interface Experiments\n *\n * @global\n */\n\n/**\n * Creates a helper wrapper for the MediaWiki-provided\n * `mw.experiments#getBucket` bucketing function.\n *\n * @param {mw.experiments} mwExperiments The `mw.experiments` singleton instance\n * @return {Experiments}\n */\nfunction createExperiments( mwExperiments ) {\n\treturn {\n\n\t\t/**\n\t\t * Gets whether something is true given a name and a token.\n\t\t *\n\t\t * @example\n\t\t * import createExperiments from './src/experiments';\n\t\t * const experiments = createExperiments( mw.experiments );\n\t\t * const isFooEnabled = experiments.weightedBoolean(\n\t\t *   'foo',\n\t\t *   10 / 100, // 10% of all unique tokens should have foo enabled.\n\t\t *   token\n\t\t * );\n\t\t *\n\t\t * @function\n\t\t * @name Experiments#weightedBoolean\n\t\t * @param {String} name The name of the thing. Since this is used as the\n\t\t *  name of the underlying experiment it should be unique to reduce the\n\t\t *  likelihood of collisions with other enabled experiments\n\t\t * @param {Number} trueWeight A number between 0 and 1, representing the\n\t\t *  probability of the thing being true\n\t\t * @param {String} token A token associated with the user for the duration\n\t\t *  of the experiment\n\t\t * @return {Boolean}\n\t\t */\n\t\tweightedBoolean: function ( name, trueWeight, token ) {\n\t\t\treturn mwExperiments.getBucket( {\n\t\t\t\tenabled: true,\n\n\t\t\t\tname: name,\n\t\t\t\tbuckets: {\n\t\t\t\t\t'true': trueWeight,\n\t\t\t\t\t'false': 1 - trueWeight\n\t\t\t\t}\n\t\t\t}, token ) === 'true';\n\t\t}\n\t};\n}\n\n\n/***/ }),\n\n/***/ \"./src/formatter.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"c\"] = formatPlainTextExtract;\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = removeTrailingEllipsis;\n/* harmony export (immutable) */ __webpack_exports__[\"b\"] = removeParentheticals;\nvar $ = jQuery,\n\tmw = window.mediaWiki;\n\n/**\n * Improves the plain text extracts\n * @param {String} plainTextExtract\n * @param {String} title\n * @returns {Array}\n */\nfunction formatPlainTextExtract( plainTextExtract, title ) {\n\tvar extract = plainTextExtract;\n\tif ( plainTextExtract === undefined ) {\n\t\treturn [];\n\t}\n\n\textract = removeParentheticals( extract );\n\textract = removeTrailingEllipsis( extract );\n\n\t// After cleaning the extract it may have been blanked\n\tif ( extract.length === 0 ) {\n\t\treturn [];\n\t}\n\n\textract = makeTitleInExtractBold( extract, title );\n\treturn extract;\n}\n\n/**\n * Converts the extract into a list of elements, which correspond to fragments\n * of the extract. Fragments that match the title verbatim are wrapped in a\n * `<b>` element.\n *\n * Using the bolded elements of the extract of the page directly is covered by\n * [T141651](https://phabricator.wikimedia.org/T141651).\n *\n * Extracted from `mw.popups.renderer.article.getProcessedElements`.\n *\n * @param {String} extract\n * @param {String} title\n * @return {Array} A set of HTML Elements\n */\nfunction makeTitleInExtractBold( extract, title ) {\n\tvar regExp, escapedTitle,\n\t\telements = [],\n\t\tboldIdentifier = '<bi-' + Math.random() + '>',\n\t\tsnip = '<snip-' + Math.random() + '>';\n\n\ttitle = title.replace( /\\s+/g, ' ' ).trim(); // Remove extra white spaces\n\tescapedTitle = mw.RegExp.escape( title ); // Escape RegExp elements\n\tregExp = new RegExp( '(^|\\\\s)(' + escapedTitle + ')(|$)', 'i' );\n\n\t// Remove text in parentheses along with the parentheses\n\textract = extract.replace( /\\s+/, ' ' ); // Remove extra white spaces\n\n\t// Make title bold in the extract text\n\t// As the extract is html escaped there can be no such string in it\n\t// Also, the title is escaped of RegExp elements thus can't have \"*\"\n\textract = extract.replace( regExp, '$1' + snip + boldIdentifier + '$2' + snip + '$3' );\n\textract = extract.split( snip );\n\n\t$.each( extract, function ( index, part ) {\n\t\tif ( part.indexOf( boldIdentifier ) === 0 ) {\n\t\t\telements.push( $( '<b>' ).text( part.substring( boldIdentifier.length ) ) );\n\t\t} else {\n\t\t\telements.push( document.createTextNode( part ) );\n\t\t}\n\t} );\n\n\treturn elements;\n}\n\n/**\n * Removes the trailing ellipsis from the extract, if it's there.\n *\n * This function was extracted from\n * `mw.popups.renderer.article#removeEllipsis`.\n *\n * @param {String} extract\n * @return {String}\n */\nfunction removeTrailingEllipsis( extract ) {\n\treturn extract.replace( /\\.\\.\\.$/, '' );\n}\n\n/**\n * Removes parentheticals from the extract.\n *\n * If the parenthesis are unbalanced or out of order, then the extract is\n * returned without further processing.\n *\n * This function was extracted from\n * `mw.popups.renderer.article#removeParensFromText`.\n *\n * @param {String} extract\n * @return {String}\n */\nfunction removeParentheticals( extract ) {\n\tvar\n\t\tch,\n\t\tresult = '',\n\t\tlevel = 0,\n\t\ti = 0;\n\n\tfor ( i; i < extract.length; i++ ) {\n\t\tch = extract.charAt( i );\n\n\t\tif ( ch === ')' && level === 0 ) {\n\t\t\treturn extract;\n\t\t}\n\t\tif ( ch === '(' ) {\n\t\t\tlevel++;\n\t\t\tcontinue;\n\t\t} else if ( ch === ')' ) {\n\t\t\tlevel--;\n\t\t\tcontinue;\n\t\t}\n\t\tif ( level === 0 ) {\n\t\t\t// Remove leading spaces before brackets\n\t\t\tif ( ch === ' ' && extract.charAt( i + 1 ) === '(' ) {\n\t\t\t\tcontinue;\n\t\t\t}\n\t\t\tresult += ch;\n\t\t}\n\t}\n\n\treturn ( level === 0 ) ? result : extract;\n}\n\n\n/***/ }),\n\n/***/ \"./src/gateway/index.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = createGateway;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__constants__ = __webpack_require__(\"./src/constants.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__mediawiki__ = __webpack_require__(\"./src/gateway/mediawiki.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_2__rest__ = __webpack_require__(\"./src/gateway/rest.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_3__restFormatters__ = __webpack_require__(\"./src/gateway/restFormatters.js\");\n\n\n\n\n\nvar mw = mediaWiki,\n\t$ = jQuery;\n\n// Note that this interface definition is in the global scope.\n/**\n * The interface implemented by all preview gateways.\n *\n * @interface Gateway\n */\n\n/**\n * Fetches a preview for a page.\n *\n * If the underlying request is successful and contains data about the page,\n * then the resulting promise will resolve. If not, then it will reject.\n *\n * @function\n * @name Gateway#getPageSummary\n * @param {String} title The title of the page\n * @returns {jQuery.Promise<PreviewModel>}\n */\n\n/**\n * Creates a gateway with sensible values for the dependencies.\n *\n * @param {mw.Map} config\n * @return {Gateway}\n */\nfunction createGateway( config ) {\n\tswitch ( config.get( 'wgPopupsGateway' ) ) {\n\t\tcase 'mwApiPlain':\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__mediawiki__[\"a\" /* default */])( new mw.Api(), __WEBPACK_IMPORTED_MODULE_0__constants__[\"b\" /* default */] );\n\t\tcase 'restbasePlain':\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_2__rest__[\"a\" /* default */])( $.ajax, __WEBPACK_IMPORTED_MODULE_0__constants__[\"b\" /* default */], __WEBPACK_IMPORTED_MODULE_3__restFormatters__[\"a\" /* parsePlainTextResponse */] );\n\t\tcase 'restbaseHTML':\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_2__rest__[\"a\" /* default */])( $.ajax, __WEBPACK_IMPORTED_MODULE_0__constants__[\"b\" /* default */], __WEBPACK_IMPORTED_MODULE_3__restFormatters__[\"b\" /* parseHTMLResponse */] );\n\t\tdefault:\n\t\t\tthrow new Error( 'Unknown gateway' );\n\t}\n}\n\n\n/***/ }),\n\n/***/ \"./src/gateway/mediawiki.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = createMediaWikiApiGateway;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__preview_model__ = __webpack_require__(\"./src/preview/model.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__formatter__ = __webpack_require__(\"./src/formatter.js\");\n/**\n * @module gateway/mediawiki\n */\n\n/**\n * @interface MediaWikiGateway\n * @extends Gateway\n *\n * @global\n */\n\n\n\n\n// Public and private cache lifetime (5 minutes)\n//\n// FIXME: Move this to src/constants.js.\nvar CACHE_LIFETIME = 300,\n\t$ = jQuery;\n\n/**\n * Creates an instance of the MediaWiki API gateway.\n *\n * @param {mw.Api} api\n * @param {Object} config Configuration that affects the major behavior of the\n *  gateway.\n * @param {Number} config.THUMBNAIL_SIZE The length of the major dimension of\n *  the thumbnail.\n * @param {Number} config.EXTRACT_LENGTH The maximum length, in characters,\n *  of the extract.\n * @returns {MediaWikiGateway}\n */\nfunction createMediaWikiApiGateway( api, config ) {\n\n\t/**\n\t * Fetches page data from the API.\n\t *\n\t * @function\n\t * @name MediaWikiGateway#fetch\n\t * @param {String} title\n\t * @return {jQuery.Promise}\n\t */\n\tfunction fetch( title ) {\n\t\treturn api.get( {\n\t\t\taction: 'query',\n\t\t\tprop: 'info|extracts|pageimages|revisions|info',\n\t\t\tformatversion: 2,\n\t\t\tredirects: true,\n\t\t\texintro: true,\n\t\t\texchars: config.EXTRACT_LENGTH,\n\n\t\t\t// There is an added geometric limit on .mwe-popups-extract\n\t\t\t// so that text does not overflow from the card.\n\t\t\texplaintext: true,\n\n\t\t\tpiprop: 'thumbnail',\n\t\t\tpithumbsize: config.THUMBNAIL_SIZE,\n\t\t\tpilicense: 'any',\n\t\t\trvprop: 'timestamp',\n\t\t\tinprop: 'url',\n\t\t\ttitles: title,\n\t\t\tsmaxage: CACHE_LIFETIME,\n\t\t\tmaxage: CACHE_LIFETIME,\n\t\t\tuselang: 'content'\n\t\t}, {\n\t\t\theaders: {\n\t\t\t\t'X-Analytics': 'preview=1'\n\t\t\t}\n\t\t} );\n\t}\n\n\tfunction getPageSummary( title ) {\n\t\treturn fetch( title )\n\t\t\t.then( extractPageFromResponse )\n\t\t\t.then( formatPlainTextExtract )\n\t\t\t.then( convertPageToModel );\n\t}\n\n\treturn {\n\t\tfetch: fetch,\n\t\textractPageFromResponse: extractPageFromResponse,\n\t\tconvertPageToModel: convertPageToModel,\n\t\tgetPageSummary: getPageSummary,\n\t\tformatPlainTextExtract: formatPlainTextExtract\n\t};\n}\n\n/**\n * Extracts page data from the API response.\n *\n * @function\n * @name MediaWikiGateway#extractPageFromResponse\n * @param {Object} data The response\n * @throws {Error} If the response is empty or doesn't contain data about the\n *  page\n * @returns {Object}\n */\nfunction extractPageFromResponse( data ) {\n\tif (\n\t\tdata.query &&\n\t\tdata.query.pages &&\n\t\tdata.query.pages.length\n\t) {\n\t\treturn data.query.pages[ 0 ];\n\t}\n\n\tthrow new Error( 'API response `query.pages` is empty.' );\n}\n\n/**\n * Make plain text nicer by applying formatter.\n *\n * @function\n * @name MediaWikiGateway#formatPlainTextExtract\n * @param {Object} data The response\n * @returns {Object}\n */\nfunction formatPlainTextExtract( data ) {\n\tvar result = $.extend( {}, data );\n\tresult.extract = __WEBPACK_IMPORTED_MODULE_1__formatter__[\"c\" /* formatPlainTextExtract */]( data.extract, data.title );\n\treturn result;\n}\n\n/**\n * Converts the API response to a preview model.\n *\n * @function\n * @name MediaWikiGateway#convertPageToModel\n * @param {Object} page\n * @returns {PreviewModel}\n */\nfunction convertPageToModel( page ) {\n\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_0__preview_model__[\"b\" /* createModel */])(\n\t\tpage.title,\n\t\tpage.canonicalurl,\n\t\tpage.pagelanguagehtmlcode,\n\t\tpage.pagelanguagedir,\n\t\tpage.extract,\n\t\tpage.thumbnail\n\t);\n}\n\n\n/***/ }),\n\n/***/ \"./src/gateway/rest.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = createRESTBaseGateway;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__preview_model__ = __webpack_require__(\"./src/preview/model.js\");\n/**\n * @module gateway/rest\n */\n\n\n\nvar RESTBASE_ENDPOINT = '/api/rest_v1/page/summary/',\n\tRESTBASE_PROFILE = 'https://www.mediawiki.org/wiki/Specs/Summary/1.2.0',\n\tmw = window.mediaWiki,\n\t$ = jQuery;\n/**\n * @interface RESTBaseGateway\n * @extends Gateway\n *\n * @global\n */\n\n/**\n * Creates an instance of the RESTBase gateway.\n *\n * This gateway differs from the {@link MediaWikiGateway MediaWiki gateway} in\n * that it fetches page data from [the RESTBase page summary endpoint][0].\n *\n * [0]: https://en.wikipedia.org/api/rest_v1/#!/Page_content/get_page_summary_title\n *\n * @param {Function} ajax A function with the same signature as `jQuery.ajax`\n * @param {Object} config Configuration that affects the major behavior of the\n *  gateway.\n * @param {Number} config.THUMBNAIL_SIZE The length of the major dimension of\n *  the thumbnail.\n * @param {Function} extractParser A function that takes response and returns parsed extract\n * @returns {RESTBaseGateway}\n */\nfunction createRESTBaseGateway( ajax, config, extractParser ) {\n\n\t/**\n\t * Fetches page data from [the RESTBase page summary endpoint][0].\n\t *\n\t * [0]: https://en.wikipedia.org/api/rest_v1/#!/Page_content/get_page_summary_title\n\t *\n\t * @function\n\t * @name MediaWikiGateway#fetch\n\t * @param {String} title\n\t * @return {jQuery.Promise}\n\t */\n\tfunction fetch( title ) {\n\t\treturn ajax( {\n\t\t\turl: RESTBASE_ENDPOINT + encodeURIComponent( title ),\n\t\t\theaders: {\n\t\t\t\tAccept: 'application/json; charset=utf-8; ' +\n\t\t\t\t\t'profile=\"' + RESTBASE_PROFILE + '\"'\n\t\t\t}\n\t\t} );\n\t}\n\n\tfunction getPageSummary( title ) {\n\t\tvar result = $.Deferred();\n\n\t\tfetch( title )\n\t\t\t.then(\n\t\t\t\tfunction ( page ) {\n\t\t\t\t\tresult.resolve(\n\t\t\t\t\t\tconvertPageToModel( page, config.THUMBNAIL_SIZE, extractParser ) );\n\t\t\t\t},\n\t\t\t\tfunction ( jqXHR ) {\n\t\t\t\t\tif ( jqXHR.status === 404 ) {\n\n\t\t\t\t\t\tresult.resolve(\n\t\t\t\t\t\t\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_0__preview_model__[\"a\" /* createNullModel */])( title )\n\t\t\t\t\t\t);\n\t\t\t\t\t} else {\n\t\t\t\t\t\tresult.reject();\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t);\n\n\t\treturn result.promise();\n\t}\n\n\treturn {\n\t\tfetch: fetch,\n\t\tconvertPageToModel: convertPageToModel,\n\t\tgetPageSummary: getPageSummary\n\t};\n}\n\n/**\n * Resizes the thumbnail to the requested width, preserving its aspect ratio.\n *\n * The requested width is limited to that of the original image unless the image\n * is an SVG, which can be scaled infinitely.\n *\n * This function is only intended to mangle the pretty thumbnail URLs used on\n * Wikimedia Commons. Once [an official thumb API](https://phabricator.wikimedia.org/T66214)\n * is fully specified and implemented, this function can be made more general.\n *\n * @param {Object} thumbnail The thumbnail image\n * @param {Object} original The original image\n * @param {Number} thumbSize The requested size\n * @returns {Object}\n */\nfunction generateThumbnailData( thumbnail, original, thumbSize ) {\n\tvar parts = thumbnail.source.split( '/' ),\n\t\tlastPart = parts[ parts.length - 1 ],\n\t\tfilename,\n\t\twidth,\n\t\theight;\n\n\t// The last part, the thumbnail's full filename, is in the following form:\n\t// ${width}px-${filename}.${extension}. Splitting the thumbnail's filename\n\t// makes this function resilient to the thumbnail not having the same\n\t// extension as the original image, which is definitely the case for SVG's\n\t// where the thumbnail's extension is .svg.png.\n\tfilename = lastPart.substr( lastPart.indexOf( 'px-' ) + 3 );\n\n\t// Scale the thumbnail's largest dimension.\n\tif ( thumbnail.width > thumbnail.height ) {\n\t\twidth = thumbSize;\n\t\theight = Math.floor( ( thumbSize / thumbnail.width ) * thumbnail.height );\n\t} else {\n\t\twidth = Math.floor( ( thumbSize / thumbnail.height ) * thumbnail.width );\n\t\theight = thumbSize;\n\t}\n\n\t// If the image isn't an SVG, then it shouldn't be scaled past its original\n\t// dimensions.\n\tif ( width >= original.width && filename.indexOf( '.svg' ) === -1 ) {\n\t\treturn original;\n\t}\n\n\tparts[ parts.length - 1 ] = width + 'px-' + filename;\n\n\treturn {\n\t\tsource: parts.join( '/' ),\n\t\twidth: width,\n\t\theight: height\n\t};\n}\n\n/**\n * Converts the API response to a preview model.\n *\n * @function\n * @name RESTBaseGateway#convertPageToModel\n * @param {Object} page\n * @param {Number} thumbSize\n * @param {Function} extractParser\n * @returns {PreviewModel}\n */\nfunction convertPageToModel( page, thumbSize, extractParser ) {\n\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_0__preview_model__[\"b\" /* createModel */])(\n\t\tpage.title,\n\t\tnew mw.Title( page.title ).getUrl(),\n\t\tpage.lang,\n\t\tpage.dir,\n\t\textractParser( page ),\n\t\tpage.thumbnail ? generateThumbnailData( page.thumbnail, page.originalimage, thumbSize ) : undefined\n\t);\n}\n\n\n/***/ }),\n\n/***/ \"./src/gateway/restFormatters.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"b\"] = parseHTMLResponse;\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = parsePlainTextResponse;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__formatter__ = __webpack_require__(\"./src/formatter.js\");\n\n\n/**\n * Prepare extract\n * @param {Object} page Rest response\n * @returns {Array} An array of DOM Elements\n */\nfunction parseHTMLResponse( page ) {\n\tvar extract = page.extract_html;\n\textract = __WEBPACK_IMPORTED_MODULE_0__formatter__[\"a\" /* removeTrailingEllipsis */]( extract );\n\textract = __WEBPACK_IMPORTED_MODULE_0__formatter__[\"b\" /* removeParentheticals */]( extract );\n\n\treturn extract.length === 0 ? [] : $.parseHTML( extract );\n}\n\n/**\n * Prepare extract\n * @param {Object} page Rest response\n * @returns {Array} An array of DOM Elements\n */\nfunction parsePlainTextResponse( page ) {\n\treturn __WEBPACK_IMPORTED_MODULE_0__formatter__[\"c\" /* formatPlainTextExtract */]( page.extract, page.title );\n}\n\n\n/***/ }),\n\n/***/ \"./src/getUserBucket.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/**\n * What is the bucket for the given user given the enabled sampling rate?\n *\n * @param {mw.experiments} experiments The `mw.experiments` singleton instance\n * @param {Number} experimentGroupSize [0,1] of users of which should be subjected to an\n *  A/B test. The remaining users will be put in the 'off' bucket.\n * @param {string} sessionId a unique session token\n *\n * @return {string} bucket that the user belongs to (off/control/on)\n */\nfunction getUserBucket( experiments, experimentGroupSize, sessionId ) {\n\tvar control = experimentGroupSize / 2;\n\tif ( !experimentGroupSize ) {\n\t\t// no users are subject to experiment\n\t\treturn 'on';\n\t}\n\n\treturn experiments.getBucket( {\n\t\tname: 'ext.Popups.visibility',\n\t\tenabled: true,\n\t\tbuckets: {\n\t\t\toff: 1 - experimentGroupSize,\n\t\t\tcontrol: control,\n\t\t\ton: control\n\t\t}\n\t}, sessionId );\n}\n\n/* harmony default export */ __webpack_exports__[\"a\"] = (getUserBucket);\n\n\n/***/ }),\n\n/***/ \"./src/index.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\nObject.defineProperty(__webpack_exports__, \"__esModule\", { value: true });\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0_redux__ = __webpack_require__(\"./node_modules/redux/dist/redux.min.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0_redux___default = __webpack_require__.n(__WEBPACK_IMPORTED_MODULE_0_redux__);\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1_redux_thunk__ = __webpack_require__(\"./node_modules/redux-thunk/dist/redux-thunk.min.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1_redux_thunk___default = __webpack_require__.n(__WEBPACK_IMPORTED_MODULE_1_redux_thunk__);\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_2__gateway__ = __webpack_require__(\"./src/gateway/index.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_3__userSettings__ = __webpack_require__(\"./src/userSettings.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_4__previewBehavior__ = __webpack_require__(\"./src/previewBehavior.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_5__ui_settingsDialog__ = __webpack_require__(\"./src/ui/settingsDialog.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_6__changeListener__ = __webpack_require__(\"./src/changeListener.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_7__isEnabled__ = __webpack_require__(\"./src/isEnabled.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_8__title__ = __webpack_require__(\"./src/title.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_9__ui_renderer__ = __webpack_require__(\"./src/ui/renderer.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_10__experiments__ = __webpack_require__(\"./src/experiments.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_11__instrumentation_statsv__ = __webpack_require__(\"./src/instrumentation/statsv.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_12__instrumentation_eventLogging__ = __webpack_require__(\"./src/instrumentation/eventLogging.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_13__changeListeners__ = __webpack_require__(\"./src/changeListeners/index.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_14__actions__ = __webpack_require__(\"./src/actions.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_15__reducers__ = __webpack_require__(\"./src/reducers/index.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_16__integrations_mwpopups__ = __webpack_require__(\"./src/integrations/mwpopups.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_17__getUserBucket__ = __webpack_require__(\"./src/getUserBucket.js\");\n/**\n * @module popups\n */\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nvar mw = mediaWiki,\n\t$ = jQuery,\n\n\tBLACKLISTED_LINKS = [\n\t\t'.extiw',\n\t\t'.image',\n\t\t'.new',\n\t\t'.internal',\n\t\t'.external',\n\t\t'.oo-ui-buttonedElement-button',\n\t\t'.cancelLink a'\n\t];\n\n/**\n * @typedef {Function} EventTracker\n *\n * An analytics event tracker, i.e. `mw.track`.\n *\n * @param {String} topic\n * @param {Object} data\n *\n * @global\n */\n\n/**\n * Gets the appropriate analytics event tracker for logging metrics to StatsD\n * via [the \"StatsD timers and counters\" analytics event protocol][0].\n *\n * If logging metrics to StatsD is enabled for the duration of the user's\n * session, then the appriopriate function is `mw.track`; otherwise it's\n * `$.noop`.\n *\n * [0]: https://github.com/wikimedia/mediawiki-extensions-WikimediaEvents/blob/29c864a0/modules/ext.wikimediaEvents.statsd.js\n *\n * @param {Object} user\n * @param {Object} config\n * @param {Experiments} experiments\n * @return {EventTracker}\n */\nfunction getStatsvTracker( user, config, experiments ) {\n\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_11__instrumentation_statsv__[\"a\" /* isEnabled */])( user, config, experiments ) ? mw.track : $.noop;\n}\n\n/**\n * Gets the appropriate analytics event tracker for logging EventLogging events\n * via [the \"EventLogging subscriber\" analytics event protocol][0].\n *\n * If logging EventLogging events is enabled for the duration of the user's\n * session, then the appriopriate function is `mw.track`; otherwise it's\n * `$.noop`.\n *\n * [0]: https://github.com/wikimedia/mediawiki-extensions-EventLogging/blob/d1409759/modules/ext.eventLogging.subscriber.js\n *\n * @param {Object} user\n * @param {Object} config\n * @param {String} bucket for user\n * @param {Window} window\n * @return {EventTracker}\n */\nfunction getEventLoggingTracker( user, config, bucket, window ) {\n\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_12__instrumentation_eventLogging__[\"a\" /* isEnabled */])(\n\t\tuser,\n\t\tconfig,\n\t\tbucket,\n\t\twindow\n\t) ? mw.track : $.noop;\n}\n\n/**\n * Subscribes the registered change listeners to the\n * [store](http://redux.js.org/docs/api/Store.html#store).\n *\n * @param {Redux.Store} store\n * @param {Object} actions\n * @param {UserSettings} userSettings\n * @param {Function} settingsDialog\n * @param {PreviewBehavior} previewBehavior\n * @param {EventTracker} statsvTracker\n * @param {EventTracker} eventLoggingTracker\n */\nfunction registerChangeListeners( store, actions, userSettings, settingsDialog, previewBehavior, statsvTracker, eventLoggingTracker ) {\n\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_6__changeListener__[\"a\" /* default */])( store, __WEBPACK_IMPORTED_MODULE_13__changeListeners__[\"a\" /* default */].footerLink( actions ) );\n\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_6__changeListener__[\"a\" /* default */])( store, __WEBPACK_IMPORTED_MODULE_13__changeListeners__[\"a\" /* default */].linkTitle() );\n\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_6__changeListener__[\"a\" /* default */])( store, __WEBPACK_IMPORTED_MODULE_13__changeListeners__[\"a\" /* default */].render( previewBehavior ) );\n\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_6__changeListener__[\"a\" /* default */])( store, __WEBPACK_IMPORTED_MODULE_13__changeListeners__[\"a\" /* default */].statsv( actions, statsvTracker ) );\n\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_6__changeListener__[\"a\" /* default */])( store, __WEBPACK_IMPORTED_MODULE_13__changeListeners__[\"a\" /* default */].syncUserSettings( userSettings ) );\n\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_6__changeListener__[\"a\" /* default */])( store, __WEBPACK_IMPORTED_MODULE_13__changeListeners__[\"a\" /* default */].settings( actions, settingsDialog ) );\n\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_6__changeListener__[\"a\" /* default */])( store, __WEBPACK_IMPORTED_MODULE_13__changeListeners__[\"a\" /* default */].eventLogging( actions, eventLoggingTracker ) );\n}\n\n/*\n * Initialize the application by:\n * 1. Creating the state store\n * 2. Binding the actions to such store\n * 3. Trigger the boot action to bootstrap the system\n * 4. When the page content is ready:\n *   - Process the eligible links for page previews\n *   - Initialize the renderer\n *   - Bind hover and click events to the eligible links to trigger actions\n */\nmw.requestIdleCallback( function () {\n\tvar compose = __WEBPACK_IMPORTED_MODULE_0_redux__[\"compose\"],\n\t\tuserBucket,\n\t\tstore,\n\t\tboundActions,\n\n\t\t// So-called \"services\".\n\t\tgenerateToken = mw.user.generateRandomSessionId,\n\t\tgateway = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_2__gateway__[\"a\" /* default */])( mw.config ),\n\t\tuserSettings,\n\t\tsettingsDialog,\n\t\texperiments,\n\t\tstatsvTracker,\n\t\teventLoggingTracker,\n\t\tisEnabled,\n\t\tpreviewBehavior;\n\n\tuserBucket = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_17__getUserBucket__[\"a\" /* default */])( mw.experiments, mw.config.get( 'wgPopupsAnonsExperimentalGroupSize' ),\n\t\tmw.user.sessionId() );\n\tuserSettings = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_3__userSettings__[\"a\" /* default */])( mw.storage );\n\tsettingsDialog = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_5__ui_settingsDialog__[\"a\" /* default */])();\n\texperiments = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_10__experiments__[\"a\" /* default */])( mw.experiments );\n\tstatsvTracker = getStatsvTracker( mw.user, mw.config, experiments );\n\teventLoggingTracker = getEventLoggingTracker(\n\t\tmw.user,\n\t\tmw.config,\n\t\tuserBucket,\n\t\twindow\n\t);\n\n\tisEnabled = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_7__isEnabled__[\"a\" /* default */])( mw.user, userSettings, mw.config, userBucket );\n\n\t// If debug mode is enabled, then enable Redux DevTools.\n\tif ( mw.config.get( 'debug' ) === true ) {\n\t\t// eslint-disable-next-line no-underscore-dangle\n\t\tcompose = window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__ || compose;\n\t}\n\n\tstore = __WEBPACK_IMPORTED_MODULE_0_redux__[\"createStore\"](\n\t\t__WEBPACK_IMPORTED_MODULE_0_redux__[\"combineReducers\"]( __WEBPACK_IMPORTED_MODULE_15__reducers__[\"a\" /* default */] ),\n\t\tcompose( __WEBPACK_IMPORTED_MODULE_0_redux__[\"applyMiddleware\"](\n\t\t\t__WEBPACK_IMPORTED_MODULE_1_redux_thunk__[\"default\"]\n\t\t) )\n\t);\n\tboundActions = __WEBPACK_IMPORTED_MODULE_0_redux__[\"bindActionCreators\"]( __WEBPACK_IMPORTED_MODULE_14__actions__, store.dispatch );\n\n\tpreviewBehavior = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_4__previewBehavior__[\"a\" /* default */])( mw.config, mw.user, boundActions );\n\n\tregisterChangeListeners(\n\t\tstore, boundActions, userSettings, settingsDialog,\n\t\tpreviewBehavior, statsvTracker, eventLoggingTracker\n\t);\n\n\tboundActions.boot(\n\t\tisEnabled,\n\t\tmw.user,\n\t\tuserSettings,\n\t\tgenerateToken,\n\t\tmw.config\n\t);\n\n\t/*\n\t * Register external interface exposing popups internals so that other\n\t * extensions can query it (T171287)\n\t */\n\tmw.popups = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_16__integrations_mwpopups__[\"a\" /* default */])( store );\n\n\tmw.hook( 'wikipage.content' ).add( function ( $container ) {\n\t\tvar invalidLinksSelector = BLACKLISTED_LINKS.join( ', ' ),\n\t\t\tvalidLinkSelector = 'a[href][title]:not(' + invalidLinksSelector + ')';\n\n\t\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_9__ui_renderer__[\"a\" /* init */])();\n\n\t\t$container\n\t\t\t.on( 'mouseover keyup', validLinkSelector, function ( event ) {\n\t\t\t\tvar mwTitle = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_8__title__[\"a\" /* fromElement */])( this, mw.config );\n\n\t\t\t\tif ( mwTitle ) {\n\t\t\t\t\tboundActions.linkDwell( mwTitle, this, event, gateway, generateToken );\n\t\t\t\t}\n\t\t\t} )\n\t\t\t.on( 'mouseout blur', validLinkSelector, function () {\n\t\t\t\tvar mwTitle = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_8__title__[\"a\" /* fromElement */])( this, mw.config );\n\n\t\t\t\tif ( mwTitle ) {\n\t\t\t\t\tboundActions.abandon( this );\n\t\t\t\t}\n\t\t\t} )\n\t\t\t.on( 'click', validLinkSelector, function () {\n\t\t\t\tvar mwTitle = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_8__title__[\"a\" /* fromElement */])( this, mw.config );\n\n\t\t\t\tif ( mwTitle ) {\n\t\t\t\t\tboundActions.linkClick( this );\n\t\t\t\t}\n\t\t\t} );\n\n\t} );\n} );\n\nwindow.Redux = __WEBPACK_IMPORTED_MODULE_0_redux__;\nwindow.ReduxThunk = __WEBPACK_IMPORTED_MODULE_1_redux_thunk__;\n\n\n/***/ }),\n\n/***/ \"./src/instrumentation/eventLogging.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = isEnabled;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__constants__ = __webpack_require__(\"./src/constants.js\");\n/**\n * @module instrumentation/eventLogging\n */\n\n\n/**\n * Gets whether EventLogging logging is enabled for the duration of the user's\n * session.\n * If wgPopupsEventLogging is false this will return false unless debug=true has\n * been enabled.\n * If an experiment is being run (ie. wgPopupsAnonsExperimentalGroupSize has been\n * defined) then event logging will only be enabled for those in the `on` or `control`\n * groups.\n * However, if the UA doesn't support [the Beacon API][1], then bucketing is\n * disabled.\n *\n * [1]: https://w3c.github.io/beacon/\n *\n * @param {mw.user} user The `mw.user` singleton instance\n * @param {mw.Map} config The `mw.config` singleton instance\n * @param {String} bucket that the user is in (see constants.js)\n * @param {Window} window\n * @return {Boolean}\n */\nfunction isEnabled( user, config, bucket, window ) {\n\t// if debug mode is on, always enable event logging. @see T168847\n\tif ( config.get( 'debug' ) === true ) {\n\t\treturn true;\n\t}\n\n\tif ( !config.get( 'wgPopupsEventLogging' ) ) {\n\t\treturn false;\n\t}\n\n\tif (\n\t\t!window.navigator ||\n\t\t!$.isFunction( window.navigator.sendBeacon )\n\t) {\n\t\treturn false;\n\t}\n\n\treturn user.isAnon() && bucket !== __WEBPACK_IMPORTED_MODULE_0__constants__[\"a\" /* BUCKETS */].off;\n}\n\n\n/***/ }),\n\n/***/ \"./src/instrumentation/statsv.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = isEnabled;\n/**\n * @module instrumentation/statsv\n */\n\n/**\n * Gets whether Graphite logging (via [the statsv HTTP endpoint][0]) is enabled\n * for the duration of the user's session. The bucketing rate is controlled by\n * `wgPopupsStatsvSamplingRate`.\n *\n * [0]: https://wikitech.wikimedia.org/wiki/Graphite#statsv\n *\n * @param {mw.user} user The `mw.user` singleton instance\n * @param {mw.Map} config The `mw.config` singleton instance\n * @param {Experiments} experiments\n * @returns {Boolean}\n */\nfunction isEnabled( user, config, experiments ) {\n\tvar bucketingRate = config.get( 'wgPopupsStatsvSamplingRate', 0 );\n\n\treturn experiments.weightedBoolean(\n\t\t'ext.Popups.statsv',\n\t\tbucketingRate,\n\t\tuser.sessionId()\n\t);\n}\n\n\n/***/ }),\n\n/***/ \"./src/integrations/mwpopups.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = createMwPopups;\n/**\n * @module MediaWiki-Popups Integration\n */\n\n/**\n * This function provides a mw.popups object which can be used by 3rd party\n * to interact with Popups. Currently it allows only to read isEnabled flag.\n *\n * @param {Redux.Store} store Popups store\n * @return {Object} external Popups interface\n */\nfunction createMwPopups( store ) {\n\treturn {\n\t\tisEnabled: function isEnabled() {\n\t\t\treturn store.getState().preview.enabled;\n\t\t}\n\t};\n\n}\n\n\n/***/ }),\n\n/***/ \"./src/isEnabled.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = isEnabled;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__constants__ = __webpack_require__(\"./src/constants.js\");\n/**\n * @module isEnabled\n */\n\n\n/**\n * Given the global state of the application, creates a function that gets\n * whether or not the user should have Page Previews enabled.\n *\n * Page Previews is disabled when the Navigation Popups gadget is enabled.\n *\n * If Page Previews is configured as a beta feature (see\n * `$wgPopupsBetaFeature`), the user must be logged in and have enabled the\n * beta feature in order to see previews. Logged out users won't be able\n * to see the feature.\n *\n * If Page Previews is configured as a user preference, then the user must\n * either be logged in and have enabled the preference or be logged out and have\n * not disabled previews via the settings modal. Logged out users who have not\n * disabled or enabled the previews via the settings modal will be subject to\n * wgPopupsAnonsExperimentalGroupSize if defined.\n *\n * @param {mw.user} user The `mw.user` singleton instance\n * @param {Object} userSettings An object returned by `userSettings.js`\n * @param {mw.Map} config\n * @param {String} bucket the user belongs to (off, on or control)\n *\n * @return {Boolean}\n */\nfunction isEnabled( user, userSettings, config, bucket ) {\n\tif ( config.get( 'wgPopupsConflictsWithNavPopupGadget' ) ) {\n\t\treturn false;\n\t}\n\n\tif ( !user.isAnon() ) {\n\t\treturn config.get( 'wgPopupsShouldSendModuleToUser' );\n\t}\n\n\tif ( config.get( 'wgPopupsBetaFeature' ) ) {\n\t\treturn false;\n\t}\n\n\tif ( !userSettings.hasIsEnabled() ) {\n\t\treturn bucket === __WEBPACK_IMPORTED_MODULE_0__constants__[\"a\" /* BUCKETS */].on;\n\t}\n\n\treturn userSettings.getIsEnabled();\n}\n\n\n/***/ }),\n\n/***/ \"./src/preview/model.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* unused harmony export TYPE_GENERIC */\n/* unused harmony export TYPE_PAGE */\n/* harmony export (immutable) */ __webpack_exports__[\"b\"] = createModel;\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = createNullModel;\n/**\n * @module preview/model\n */\n\n/**\n * @constant {String}\n */\nvar TYPE_GENERIC = 'generic';\n\n/**\n * @constant {String}\n */\nvar TYPE_PAGE = 'page'; // eslint-disable-line one-var\n\n/**\n * @typedef {Object} PreviewModel\n * @property {String} title\n * @property {String} url The canonical URL of the page being previewed\n * @property {String} languageCode\n * @property {String} languageDirection Either \"ltr\" or \"rtl\"\n * @property {?Array} extract `undefined` if the extract isn't\n *  viable, e.g. if it's empty after having ellipsis and parentheticals\n *  removed\n * @property {String} type Either \"extract\" or \"generic\"\n * @property {?Object} thumbnail\n *\n * @global\n */\n\n/**\n * Creates a preview model.\n *\n * @param {String} title\n * @param {String} url The canonical URL of the page being previewed\n * @param {String} languageCode\n * @param {String} languageDirection Either \"ltr\" or \"rtl\"\n * @param {?Array} extract\n * @param {?Object} thumbnail\n * @return {PreviewModel}\n */\nfunction createModel(\n\ttitle,\n\turl,\n\tlanguageCode,\n\tlanguageDirection,\n\textract,\n\tthumbnail\n) {\n\tvar processedExtract = processExtract( extract );\n\n\treturn {\n\t\ttitle: title,\n\t\turl: url,\n\t\tlanguageCode: languageCode,\n\t\tlanguageDirection: languageDirection,\n\t\textract: processedExtract,\n\t\ttype: processedExtract === undefined ? TYPE_GENERIC : TYPE_PAGE,\n\t\tthumbnail: thumbnail\n\t};\n}\n\n/**\n * Creates an empty preview model.\n *\n * @param {String} title\n * @return {PreviewModel}\n */\nfunction createNullModel( title ) {\n\treturn createModel( title, '', '', '', [], '' );\n}\n\n/**\n * Processes the extract returned by the TextExtracts MediaWiki API query\n * module.\n *\n * If the extract is `undefined`, `null`, or empty, then `undefined` is\n * returned.\n *\n * @param {Array|undefined|null} extract\n * @return {Array|undefined} Array when extract is an not empty array, undefined otherwise\n */\nfunction processExtract( extract ) {\n\tif ( extract === undefined || extract === null || extract.length === 0 ) {\n\t\treturn undefined;\n\t}\n\treturn extract;\n}\n\n\n/***/ }),\n\n/***/ \"./src/previewBehavior.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = createPreviewBehavior;\n/**\n * @module previewBehaviour\n */\n\nvar mw = window.mediaWiki,\n\t$ = jQuery;\n\n/**\n * A collection of event handlers specific to how the user interacts with all\n * previews. The event handlers  are are agnostic to how/when they are bound\n * //but not to what they are bound//, i.e. the showSettings event handler is\n * written to be bound to either an `<a>` or `<button>` element.\n *\n * @typedef {Object} ext.popups.PreviewBehavior\n * @property {String} settingsUrl\n * @property {Function} showSettings\n * @property {Function} previewDwell\n * @property {Function} previewAbandon\n * @property {Function} click handler for the entire preview\n */\n\n/**\n * Creates an instance of `ext.popups.PreviewBehavior`.\n *\n * If the user is logged out, then clicking the cog should show the settings\n * modal.\n *\n * If the user is logged in, then clicking the cog should send them to the\n * Special:Preferences page with the \"Beta features\" tab open if Page Previews\n * is enabled as a beta feature, or the \"Appearance\" tab otherwise.\n *\n * @param {mw.Map} config\n * @param {mw.User} user\n * @param {Object} actions The action creators bound to the Redux store\n * @return {ext.popups.PreviewBehavior}\n */\nfunction createPreviewBehavior( config, user, actions ) {\n\tvar isBetaFeature = config.get( 'wgPopupsBetaFeature' ),\n\t\trawTitle,\n\t\tsettingsUrl,\n\t\tshowSettings = $.noop;\n\n\tif ( user.isAnon() ) {\n\t\tshowSettings = function ( event ) {\n\t\t\tevent.preventDefault();\n\n\t\t\tactions.showSettings();\n\t\t};\n\t} else {\n\t\trawTitle = 'Special:Preferences#mw-prefsection-';\n\t\trawTitle += isBetaFeature ? 'betafeatures' : 'rendering';\n\n\t\tsettingsUrl = mw.Title.newFromText( rawTitle )\n\t\t\t.getUrl();\n\t}\n\n\treturn {\n\t\tsettingsUrl: settingsUrl,\n\t\tshowSettings: showSettings,\n\t\tpreviewDwell: actions.previewDwell,\n\t\tpreviewAbandon: actions.abandon,\n\t\tpreviewShow: actions.previewShow,\n\t\tclick: actions.linkClick\n\t};\n}\n\n\n/***/ }),\n\n/***/ \"./src/reducers/eventLogging.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = eventLogging;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__actionTypes__ = __webpack_require__(\"./src/actionTypes.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__nextState__ = __webpack_require__(\"./src/reducers/nextState.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_2__counts__ = __webpack_require__(\"./src/counts.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_2__counts___default = __webpack_require__.n(__WEBPACK_IMPORTED_MODULE_2__counts__);\n/**\n * @module reducers/eventLogging\n */\n\n\n\n\n\n/**\n * Initialize the data that's shared between all events.\n *\n * @param {Object} bootAction\n * @return {Object}\n */\nfunction getBaseData( bootAction ) {\n\tvar result = {\n\t\tpageTitleSource: bootAction.page.title,\n\t\tnamespaceIdSource: bootAction.page.namespaceID,\n\t\tpageIdSource: bootAction.page.id,\n\t\tisAnon: bootAction.user.isAnon,\n\t\tpopupEnabled: bootAction.isEnabled,\n\t\tpageToken: bootAction.pageToken,\n\t\tsessionToken: bootAction.sessionToken,\n\t\tpreviewCountBucket: __WEBPACK_IMPORTED_MODULE_2__counts__[\"getPreviewCountBucket\"]( bootAction.user.previewCount ),\n\t\thovercardsSuppressedByGadget: bootAction.isNavPopupsEnabled\n\t};\n\n\tif ( !bootAction.user.isAnon ) {\n\t\tresult.editCountBucket = __WEBPACK_IMPORTED_MODULE_2__counts__[\"getEditCountBucket\"]( bootAction.user.editCount );\n\t}\n\n\treturn result;\n}\n\n/**\n * Takes data specific to the action and adds the following properties:\n *\n * * `linkInteractionToken`;\n * * `pageTitleHover` and `namespaceIdHover`; and\n * * `previewType` and `perceivedWait`, if a preview has been shown.\n *\n * @param {Object} interaction\n * @param {Object} actionData Data specific to the action, e.g. see\n *  {@link module:reducers/eventLogging~createClosingEvent `createClosingEvent`}\n * @return {Object}\n */\nfunction createEvent( interaction, actionData ) {\n\tactionData.linkInteractionToken = interaction.token;\n\tactionData.pageTitleHover = interaction.title;\n\tactionData.namespaceIdHover = interaction.namespaceID;\n\n\t// Has the preview been shown?\n\tif ( interaction.timeToPreviewShow !== undefined ) {\n\t\tactionData.previewType = interaction.previewType;\n\t\tactionData.perceivedWait = interaction.timeToPreviewShow;\n\t}\n\n\treturn actionData;\n}\n\n/**\n * Creates an event that, when mixed into the base data (see\n * {@link module:reducers/eventLogging~getBaseData `getBaseData`}), represents\n * the user abandoning a link or preview.\n *\n * Since the event should be logged when the user has either abandoned a link or\n * dwelled on a different link, we refer to these events as \"closing\" events as\n * the link interaction has finished and a new one will be created later.\n *\n * If the link interaction is finalized, then no closing event is created.\n *\n * @param {Object} interaction\n * @return {Object|undefined}\n */\nfunction createClosingEvent( interaction ) {\n\tvar actionData = {\n\t\ttotalInteractionTime: Math.round( interaction.finished - interaction.started )\n\t};\n\n\tif ( interaction.finalized ) {\n\t\treturn undefined;\n\t}\n\n\t// Has the preview been shown? If so, then, in the context of the\n\t// instrumentation, then the preview has been dismissed by the user\n\t// rather than the user has abandoned the link.\n\tactionData.action = interaction.timeToPreviewShow ? 'dismissed' : 'dwelledButAbandoned';\n\n\treturn createEvent( interaction, actionData );\n}\n\n/**\n * Reducer for actions that may result in an event being logged with [the\n * Popups schema][0] via EventLogging.\n *\n * The complexity of this reducer reflects the complexity of [the schema][0],\n * which is compounded by the introduction of two delays introduced by the\n * system to provide reasonable performance and a consistent UX.\n *\n * The reducer must:\n *\n * * Accumulate the state required to log events. This state is\n *   referred to as \"the interaction state\" or \"the interaction\";\n * * Enforce the invariant that one event is logged per interaction;\n * * Defend against delayed actions being dispatched; and, as a direct\n *   consequence\n * * Handle transitioning from one interaction to another at the same time.\n *\n * Furthermore, we distinguish between \"finalizing\" and \"closing\" the current\n * interaction state. Since only one event should be logged per link\n * interaction, we say that the interaction state is *finalized* when an event\n * has been logged and is *closed* when a new interaction should be created.\n * In practice, the interaction state is only finalized when the user clicks a\n * link or a preview.\n *\n * [0]: https://meta.wikimedia.org/wiki/Schema:Popups\n *\n * @param {Object} state\n * @param {Object} action\n * @return {Object} The state resulting from reducing the action with the\n *  current state\n */\nfunction eventLogging( state, action ) {\n\tvar nextCount, newState,\n\t\tactionTypesWithTokens = [\n\t\t\t__WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].FETCH_COMPLETE,\n\t\t\t__WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].ABANDON_END,\n\t\t\t__WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].PREVIEW_SHOW\n\t\t];\n\n\tif ( state === undefined ) {\n\t\tstate = {\n\t\t\tpreviewCount: undefined,\n\t\t\tbaseData: {},\n\t\t\tinteraction: undefined,\n\t\t\tevent: undefined\n\t\t};\n\t}\n\n\t// Was the action delayed? Then it requires a token to be reduced. Enforce\n\t// this here to avoid repetion and reduce nesting below.\n\tif (\n\t\tactionTypesWithTokens.indexOf( action.type ) !== -1 &&\n\t\t( !state.interaction || action.token !== state.interaction.token )\n\t) {\n\t\treturn state;\n\t}\n\n\t// If there is no interaction ongoing, ignore all actions except for:\n\t// * Application initialization\n\t// * New link dwells (which start a new interaction)\n\t// * Clearing queued events\n\t//\n\t// For example, after ctrl+clicking a link or preview, any other actions\n\t// until the new interaction should be ignored.\n\tif (\n\t\t!state.interaction &&\n\t\taction.type !== __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].BOOT &&\n\t\taction.type !== __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].LINK_DWELL &&\n\t\taction.type !== __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].EVENT_LOGGED &&\n\t\taction.type !== __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].SETTINGS_CHANGE\n\t) {\n\t\treturn state;\n\t}\n\tswitch ( action.type ) {\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].BOOT:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tpreviewCount: action.user.previewCount,\n\t\t\t\tbaseData: getBaseData( action ),\n\t\t\t\tevent: {\n\t\t\t\t\taction: 'pageLoaded'\n\t\t\t\t}\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].EVENT_LOGGED:\n\t\t\tnewState = __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tevent: undefined\n\t\t\t} );\n\n\t\t\t// If an event was logged with an interaction token, and it is still\n\t\t\t// the current interaction, finish the interaction since logging is\n\t\t\t// the exit point of the state machine and an interaction should never\n\t\t\t// be logged twice.\n\t\t\tif (\n\t\t\t\taction.event.linkInteractionToken &&\n\t\t\t\tstate.interaction &&\n\t\t\t\t( action.event.linkInteractionToken === state.interaction.token )\n\t\t\t) {\n\t\t\t\tnewState.interaction = undefined;\n\t\t\t}\n\t\t\treturn newState;\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].FETCH_COMPLETE:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tinteraction: __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state.interaction, {\n\t\t\t\t\tpreviewType: action.result.type\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].PREVIEW_SHOW:\n\t\t\tnextCount = state.previewCount + 1;\n\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tpreviewCount: nextCount,\n\t\t\t\tbaseData: __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state.baseData, {\n\t\t\t\t\tpreviewCountBucket: __WEBPACK_IMPORTED_MODULE_2__counts__[\"getPreviewCountBucket\"]( nextCount )\n\t\t\t\t} ),\n\t\t\t\tinteraction: __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state.interaction, {\n\t\t\t\t\ttimeToPreviewShow: Math.round( action.timestamp - state.interaction.started )\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].LINK_DWELL:\n\n\t\t\t// Not a new interaction?\n\t\t\tif ( state.interaction && action.el === state.interaction.link ) {\n\t\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\t\tinteraction: __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state.interaction, {\n\t\t\t\t\t\tisUserDwelling: true\n\t\t\t\t\t} )\n\t\t\t\t} );\n\t\t\t}\n\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\n\t\t\t\t// TODO: Extract this object into a module that can be shared between\n\t\t\t\t// this and the preview reducer.\n\t\t\t\tinteraction: {\n\t\t\t\t\tlink: action.el,\n\t\t\t\t\ttitle: action.title,\n\t\t\t\t\tnamespaceID: action.namespaceID,\n\t\t\t\t\ttoken: action.token,\n\t\t\t\t\tstarted: action.timestamp,\n\n\t\t\t\t\tisUserDwelling: true\n\t\t\t\t},\n\n\t\t\t\t// Was the user interacting with another link? If so, then log the\n\t\t\t\t// abandoned event.\n\t\t\t\tevent: state.interaction ? createClosingEvent( state.interaction ) : undefined\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].PREVIEW_DWELL:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tinteraction: __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state.interaction, {\n\t\t\t\t\tisUserDwelling: true\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].LINK_CLICK:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tinteraction: __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state.interaction, {\n\t\t\t\t\tfinalized: true\n\t\t\t\t} ),\n\t\t\t\tevent: createEvent( state.interaction, {\n\t\t\t\t\taction: 'opened',\n\t\t\t\t\ttotalInteractionTime: Math.round( action.timestamp - state.interaction.started )\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].ABANDON_START:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tinteraction: __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state.interaction, {\n\t\t\t\t\tfinished: action.timestamp,\n\n\t\t\t\t\tisUserDwelling: false\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].ABANDON_END:\n\t\t\tif ( !state.interaction.isUserDwelling ) {\n\t\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\t\tinteraction: undefined,\n\t\t\t\t\tevent: createClosingEvent( state.interaction )\n\t\t\t\t} );\n\t\t\t}\n\n\t\t\treturn state;\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].SETTINGS_SHOW:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tevent: createEvent( state.interaction, {\n\t\t\t\t\taction: 'tapped settings cog'\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].SETTINGS_CHANGE:\n\t\t\tif ( action.wasEnabled && !action.enabled ) {\n\t\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\t\tevent: {\n\t\t\t\t\t\taction: 'disabled',\n\t\t\t\t\t\tpopupEnabled: false\n\t\t\t\t\t}\n\t\t\t\t} );\n\t\t\t} else {\n\t\t\t\treturn state;\n\t\t\t}\n\t\tdefault:\n\t\t\treturn state;\n\t}\n}\n\n\n/***/ }),\n\n/***/ \"./src/reducers/index.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__eventLogging__ = __webpack_require__(\"./src/reducers/eventLogging.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__preview__ = __webpack_require__(\"./src/reducers/preview.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_2__settings__ = __webpack_require__(\"./src/reducers/settings.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_3__statsv__ = __webpack_require__(\"./src/reducers/statsv.js\");\n\n\n\n\n\n/* harmony default export */ __webpack_exports__[\"a\"] = ({\n\teventLogging: __WEBPACK_IMPORTED_MODULE_0__eventLogging__[\"a\" /* default */],\n\tpreview: __WEBPACK_IMPORTED_MODULE_1__preview__[\"a\" /* default */],\n\tsettings: __WEBPACK_IMPORTED_MODULE_2__settings__[\"a\" /* default */],\n\tstatsv: __WEBPACK_IMPORTED_MODULE_3__statsv__[\"a\" /* default */]\n});\n\n\n/***/ }),\n\n/***/ \"./src/reducers/nextState.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = nextState;\n/**\n * Creates the next state tree from the current state tree and some updates.\n *\n * N.B. OO.copy doesn't copy Element instances, whereas $.extend does.\n * However, OO.copy does copy properties whose values are undefined or null,\n * whereas $.extend doesn't. Since the state tree contains an Element instance\n * - the preview.activeLink property - and we want to copy undefined/null into\n * the state we need to manually iterate over updates and check with\n * hasOwnProperty to copy over to the new state.\n *\n * In [change listeners](/doc/change_listeners.md), for example, we talk about\n * the previous state and the current state (the `prevState` and `state`\n * parameters, respectively). Since\n * [reducers](http://redux.js.org/docs/basics/Reducers.html) take the current\n * state and an action and make updates, \"next state\" seems appropriate.\n *\n * @param {Object} state\n * @param {Object} updates\n * @return {Object}\n */\nfunction nextState( state, updates ) {\n\tvar result = {},\n\t\tkey;\n\n\tfor ( key in state ) {\n\t\tif ( state.hasOwnProperty( key ) && !updates.hasOwnProperty( key ) ) {\n\t\t\tresult[ key ] = state[ key ];\n\t\t}\n\t}\n\n\tfor ( key in updates ) {\n\t\tif ( updates.hasOwnProperty( key ) ) {\n\t\t\tresult[ key ] = updates[ key ];\n\t\t}\n\t}\n\n\treturn result;\n}\n\n\n/***/ }),\n\n/***/ \"./src/reducers/preview.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = preview;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__actionTypes__ = __webpack_require__(\"./src/actionTypes.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__nextState__ = __webpack_require__(\"./src/reducers/nextState.js\");\n\n\n\n/**\n * Reducer for actions that modify the state of the preview model\n *\n * @param {Object} state before action\n * @param {Object} action Redux action that modified state.\n *  Must have `type` property.\n * @return {Object} state after action\n */\nfunction preview( state, action ) {\n\tif ( state === undefined ) {\n\t\tstate = {\n\t\t\tenabled: undefined,\n\t\t\tactiveLink: undefined,\n\t\t\tactiveEvent: undefined,\n\t\t\tactiveToken: '',\n\t\t\tshouldShow: false,\n\t\t\tisUserDwelling: false\n\t\t};\n\t}\n\n\tswitch ( action.type ) {\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].BOOT:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tenabled: action.isEnabled\n\t\t\t} );\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].SETTINGS_CHANGE:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tenabled: action.enabled\n\t\t\t} );\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].LINK_DWELL:\n\t\t\t// New interaction\n\t\t\tif ( action.el !== state.activeLink ) {\n\t\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\t\tactiveLink: action.el,\n\t\t\t\t\tactiveEvent: action.event,\n\t\t\t\t\tactiveToken: action.token,\n\n\t\t\t\t\t// When the user dwells on a link with their keyboard, a preview is\n\t\t\t\t\t// renderered, and then dwells on another link, the ABANDON_END\n\t\t\t\t\t// action will be ignored.\n\t\t\t\t\t//\n\t\t\t\t\t// Ensure that all the preview is hidden.\n\t\t\t\t\tshouldShow: false,\n\n\t\t\t\t\tisUserDwelling: true\n\t\t\t\t} );\n\t\t\t} else {\n\t\t\t\t// Dwelling back into the same link\n\t\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\t\tisUserDwelling: true\n\t\t\t\t} );\n\t\t\t}\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].ABANDON_END:\n\t\t\tif ( action.token === state.activeToken && !state.isUserDwelling ) {\n\t\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\t\tactiveLink: undefined,\n\t\t\t\t\tactiveToken: undefined,\n\t\t\t\t\tactiveEvent: undefined,\n\t\t\t\t\tfetchResponse: undefined,\n\t\t\t\t\tshouldShow: false\n\t\t\t\t} );\n\t\t\t}\n\t\t\treturn state;\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].PREVIEW_DWELL:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tisUserDwelling: true\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].ABANDON_START:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tisUserDwelling: false\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].FETCH_START:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tfetchResponse: undefined\n\t\t\t} );\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].FETCH_COMPLETE:\n\t\t\tif ( action.token === state.activeToken ) {\n\t\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\t\tfetchResponse: action.result,\n\t\t\t\t\tshouldShow: state.isUserDwelling\n\t\t\t\t} );\n\t\t\t}\n\n\t\t\t/* falls through */\n\t\tdefault:\n\t\t\treturn state;\n\t}\n}\n\n\n/***/ }),\n\n/***/ \"./src/reducers/settings.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = settings;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__actionTypes__ = __webpack_require__(\"./src/actionTypes.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__nextState__ = __webpack_require__(\"./src/reducers/nextState.js\");\n\n\n\n/**\n * Reducer for actions that modify the state of the settings\n *\n * @param {Object} state\n * @param {Object} action\n * @return {Object} state after action\n */\nfunction settings( state, action ) {\n\tif ( state === undefined ) {\n\t\tstate = {\n\t\t\tshouldShow: false,\n\t\t\tshowHelp: false,\n\t\t\tshouldShowFooterLink: false\n\t\t};\n\t}\n\n\tswitch ( action.type ) {\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].SETTINGS_SHOW:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tshouldShow: true,\n\t\t\t\tshowHelp: false\n\t\t\t} );\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].SETTINGS_HIDE:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tshouldShow: false,\n\t\t\t\tshowHelp: false\n\t\t\t} );\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].SETTINGS_CHANGE:\n\t\t\treturn action.wasEnabled === action.enabled ?\n\t\t\t\t// If the setting is the same, just hide the dialogs\n\t\t\t\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\t\tshouldShow: false\n\t\t\t\t} ) :\n\t\t\t\t// If the settings have changed...\n\t\t\t\t__webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\t\t// If we enabled, we just hide directly, no help\n\t\t\t\t\t// If we disabled, keep it showing and let the ui show the help.\n\t\t\t\t\tshouldShow: !action.enabled,\n\t\t\t\t\tshowHelp: !action.enabled,\n\n\t\t\t\t\t// Since the footer link is only ever shown to anonymous users (see\n\t\t\t\t\t// the BOOT case below), state.userIsAnon is always truthy here.\n\t\t\t\t\tshouldShowFooterLink: !action.enabled\n\t\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].BOOT:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tshouldShowFooterLink: action.user.isAnon && !action.isEnabled\n\t\t\t} );\n\t\tdefault:\n\t\t\treturn state;\n\t}\n}\n\n\n/***/ }),\n\n/***/ \"./src/reducers/statsv.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = statsv;\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__actionTypes__ = __webpack_require__(\"./src/actionTypes.js\");\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_1__nextState__ = __webpack_require__(\"./src/reducers/nextState.js\");\n\n\n\n/**\n * Reducer for actions that may result in an event being logged via statsv.\n *\n * @param {Object} state\n * @param {Object} action\n * @return {Object} state after action\n */\nfunction statsv( state, action ) {\n\tstate = state || {};\n\n\tswitch ( action.type ) {\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].FETCH_START:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tfetchStartedAt: action.timestamp\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].FETCH_END:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\taction: 'timing.PagePreviewsApiResponse',\n\t\t\t\tdata: action.timestamp - state.fetchStartedAt\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].FETCH_FAILED:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\taction: 'counter.PagePreviewsApiFailure',\n\t\t\t\tdata: 1\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].LINK_DWELL:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\tlinkDwellStartedAt: action.timestamp\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].PREVIEW_SHOW:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\taction: 'timing.PagePreviewsPreviewShow',\n\t\t\t\tdata: action.timestamp - state.linkDwellStartedAt\n\t\t\t} );\n\n\t\tcase __WEBPACK_IMPORTED_MODULE_0__actionTypes__[\"a\" /* default */].STATSV_LOGGED:\n\t\t\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_1__nextState__[\"a\" /* default */])( state, {\n\t\t\t\taction: null,\n\t\t\t\tdata: null\n\t\t\t} );\n\n\t\tdefault:\n\t\t\treturn state;\n\t}\n}\n\n\n/***/ }),\n\n/***/ \"./src/title.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* unused harmony export getTitle */\n/* unused harmony export isValid */\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = fromElement;\n/**\n * @module title\n */\n\nvar mw = window.mediaWiki;\n\n/**\n * Gets the title of a local page from an href given some configuration.\n *\n * @param {String} href\n * @param {mw.Map} config\n * @return {String|undefined}\n */\nfunction getTitle( href, config ) {\n\tvar linkHref,\n\t\tmatches,\n\t\tqueryLength,\n\t\ttitleRegex = new RegExp( mw.RegExp.escape( config.get( 'wgArticlePath' ) )\n\t\t\t.replace( '\\\\$1', '(.+)' ) );\n\n\t// Skip every URI that mw.Uri cannot parse\n\ttry {\n\t\tlinkHref = new mw.Uri( href );\n\t} catch ( e ) {\n\t\treturn undefined;\n\t}\n\n\t// External links\n\tif ( linkHref.host !== location.hostname ) {\n\t\treturn undefined;\n\t}\n\n\tqueryLength = Object.keys( linkHref.query ).length;\n\n\t// No query params (pretty URL)\n\tif ( !queryLength ) {\n\t\tmatches = titleRegex.exec( linkHref.path );\n\t\treturn matches ? decodeURIComponent( matches[ 1 ] ) : undefined;\n\t} else if ( queryLength === 1 && linkHref.query.hasOwnProperty( 'title' ) ) {\n\t\t// URL is not pretty, but only has a `title` parameter\n\t\treturn linkHref.query.title;\n\t}\n\n\treturn undefined;\n}\n\n/**\n * Given a page title it will return the mediawiki.Title if it is an eligible\n * link for showing page previews, null otherwise\n *\n * @param {String} title page title to check if it should show preview\n * @param {Number[]} contentNamespaces contentNamespaces as specified in\n * wgContentNamespaces\n * @returns {mw.Title|null}\n */\nfunction isValid( title, contentNamespaces ) {\n\tvar mwTitle;\n\n\tif ( !title ) {\n\t\treturn null;\n\t}\n\n\t// Is title in a content namespace?\n\tmwTitle = mw.Title.newFromText( title );\n\tif ( mwTitle && ( $.inArray( mwTitle.namespace, contentNamespaces ) >= 0 ) ) {\n\t\treturn mwTitle;\n\t}\n\n\treturn null;\n}\n\n/**\n * Return a mw.Title from a HTMLElement if valid for hovercards. Convenience\n * method\n *\n * @param {Element} el\n * @param {mw.Map} config\n * @return {mw.Title|null}\n */\nfunction fromElement( el, config ) {\n\treturn isValid( getTitle( el.href, config ), config.get( 'wgContentNamespaces' ) );\n}\n\n\n/***/ }),\n\n/***/ \"./src/ui/renderer.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* unused harmony export createPokeyMasks */\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = init;\n/* harmony export (immutable) */ __webpack_exports__[\"b\"] = render;\n/* unused harmony export createPreview */\n/* unused harmony export createEmptyPreview */\n/* unused harmony export show */\n/* unused harmony export bindBehavior */\n/* unused harmony export hide */\n/* unused harmony export createThumbnail */\n/* unused harmony export createThumbnailElement */\n/* unused harmony export createLayout */\n/* unused harmony export getClasses */\n/* unused harmony export layoutPreview */\n/* unused harmony export getClosestYPosition */\n/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__wait__ = __webpack_require__(\"./src/wait.js\");\n/**\n * @module renderer\n */\n\n\n\nvar mw = window.mediaWiki,\n\t$ = jQuery,\n\tSIZES = {\n\t\tportraitImage: {\n\t\t\th: 250, // Exact height\n\t\t\tw: 203 // Max width\n\t\t},\n\t\tlandscapeImage: {\n\t\t\th: 200, // Max height\n\t\t\tw: 300 // Exact Width\n\t\t},\n\t\tlandscapePopupWidth: 450,\n\t\tportraitPopupWidth: 300,\n\t\tpokeySize: 8 // Height of the pokey.\n\t},\n\t$window = $( window );\n\n/**\n * Extracted from `mw.popups.createSVGMasks`.\n * @private\n * @param {Object} container DOM object to which pokey masks are appended\n */\nfunction createPokeyMasks( container ) {\n\t$( '<div>' )\n\t\t.attr( 'id', 'mwe-popups-svg' )\n\t\t.html(\n\t\t\t'<svg width=\"0\" height=\"0\">' +\n\t\t\t\t'<defs>' +\n\t\t\t\t\t'<clippath id=\"mwe-popups-mask\">' +\n\t\t\t\t\t\t'<polygon points=\"0 8, 10 8, 18 0, 26 8, 1000 8, 1000 1000, 0 1000\"/>' +\n\t\t\t\t\t'</clippath>' +\n\t\t\t\t\t'<clippath id=\"mwe-popups-mask-flip\">' +\n\t\t\t\t\t\t'<polygon points=\"0 8, 274 8, 282 0, 290 8, 1000 8, 1000 1000, 0 1000\"/>' +\n\t\t\t\t\t'</clippath>' +\n\t\t\t\t\t'<clippath id=\"mwe-popups-landscape-mask\">' +\n\t\t\t\t\t\t'<polygon points=\"0 8, 174 8, 182 0, 190 8, 1000 8, 1000 1000, 0 1000\"/>' +\n\t\t\t\t\t'</clippath>' +\n\t\t\t\t\t'<clippath id=\"mwe-popups-landscape-mask-flip\">' +\n\t\t\t\t\t\t'<polygon points=\"0 0, 1000 0, 1000 242, 190 242, 182 250, 174 242, 0 242\"/>' +\n\t\t\t\t\t'</clippath>' +\n\t\t\t\t'</defs>' +\n\t\t\t'</svg>'\n\t\t)\n\t\t.appendTo( container );\n}\n\n/**\n * Initializes the renderer.\n */\nfunction init() {\n\tcreatePokeyMasks( document.body );\n}\n\n/**\n * The model of how a view is rendered, which is constructed from a response\n * from the gateway.\n *\n * TODO: Rename `isTall` to `isPortrait`.\n *\n * @typedef {Object} ext.popups.Preview\n * @property {jQuery} el\n * @property {Boolean} hasThumbnail\n * @property {Object} thumbnail\n * @property {Boolean} isTall Sugar around\n *  `preview.hasThumbnail && thumbnail.isTall`\n */\n\n/**\n * Renders a preview given data from the {@link gateway Gateway}.\n * The preview is rendered and added to the DOM but will remain hidden until\n * the `show` method is called.\n *\n * Previews are rendered at:\n *\n * # The position of the mouse when the user dwells on the link with their\n *   mouse.\n * # The centermost point of the link when the user dwells on the link with\n *   their keboard or other assistive device.\n *\n * Since the content of the preview doesn't change but its position might, we\n * distinguish between \"rendering\" - generating HTML from a MediaWiki API\n * response - and \"showing/hiding\" - positioning the layout and changing its\n * orientation, if necessary.\n *\n * @param {ext.popups.PreviewModel} model\n * @return {ext.popups.Preview}\n */\nfunction render( model ) {\n\tvar preview = model.extract === undefined ? createEmptyPreview( model ) : createPreview( model );\n\n\treturn {\n\n\t\t/**\n\t\t * Shows the preview given an event representing the user's interaction\n\t\t * with the active link, e.g. an instance of\n\t\t * [MouseEvent](https://developer.mozilla.org/en/docs/Web/API/MouseEvent).\n\t\t *\n\t\t * See `show` for more detail.\n\t\t *\n\t\t * @param {Event} event\n\t\t * @param {Object} boundActions The\n\t\t *  [bound action creators](http://redux.js.org/docs/api/bindActionCreators.html)\n\t\t *  that were (likely) created in [boot.js](./boot.js).\n\t\t * @param {String} token The unique token representing the link interaction\n\t\t *  that resulted in showing the preview\n\t\t * @return {jQuery.Promise}\n\t\t */\n\t\tshow: function ( event, boundActions, token ) {\n\t\t\treturn show(\n\t\t\t\tpreview, event, $( event.target ), boundActions, token,\n\t\t\t\tdocument.body\n\t\t\t);\n\t\t},\n\n\t\t/**\n\t\t * Hides the preview.\n\t\t *\n\t\t * See `hide` for more detail.\n\t\t *\n\t\t * @return {jQuery.Promise}\n\t\t */\n\t\thide: function () {\n\t\t\treturn hide( preview );\n\t\t}\n\t};\n}\n\n/**\n * Creates an instance of the DTO backing a preview.\n *\n * @param {ext.popups.PreviewModel} model\n * @return {ext.popups.Preview}\n */\nfunction createPreview( model ) {\n\tvar templateData,\n\t\tthumbnail = createThumbnail( model.thumbnail ),\n\t\thasThumbnail = thumbnail !== null,\n\t\textract = model.extract,\n\t\t$el;\n\n\ttemplateData = $.extend( {}, model, {\n\t\thasThumbnail: hasThumbnail\n\t} );\n\n\t$el = mw.template.get( 'ext.popups', 'preview.mustache' )\n\t\t.render( templateData );\n\n\tif ( hasThumbnail ) {\n\t\t$el.find( '.mwe-popups-discreet' ).append( thumbnail.el );\n\t}\n\tif ( extract ) {\n\t\t$el.find( '.mwe-popups-extract' ).append( extract );\n\t}\n\n\treturn {\n\t\tel: $el,\n\t\thasThumbnail: hasThumbnail,\n\t\tthumbnail: thumbnail,\n\t\tisTall: hasThumbnail && thumbnail.isTall\n\t};\n}\n\n/**\n * Creates an instance of the DTO backing a preview. In this case the DTO\n * represents a generic preview, which covers the following scenarios:\n *\n * * The page doesn't exist, i.e. the user hovered over a redlink or a\n *   redirect to a page that doesn't exist.\n * * The page doesn't have a viable extract.\n *\n * @param {ext.popups.PreviewModel} model\n * @return {ext.popups.Preview}\n */\nfunction createEmptyPreview( model ) {\n\tvar templateData,\n\t\t$el;\n\n\ttemplateData = $.extend( {}, model, {\n\t\textractMsg: mw.msg( 'popups-preview-no-preview' ),\n\t\treadMsg: mw.msg( 'popups-preview-footer-read' )\n\t} );\n\n\t$el = mw.template.get( 'ext.popups', 'preview-empty.mustache' )\n\t\t.render( templateData );\n\n\treturn {\n\t\tel: $el,\n\t\thasThumbnail: false,\n\t\tisTall: false\n\t};\n}\n\n/**\n * Shows the preview.\n *\n * Extracted from `mw.popups.render.openPopup`.\n *\n * TODO: From the perspective of the client, there's no need to distinguish\n * between renderering and showing a preview. Merge #render and Preview#show.\n *\n * @param {ext.popups.Preview} preview\n * @param {Event} event\n * @param {jQuery} $link event target\n * @param {ext.popups.PreviewBehavior} behavior\n * @param {String} token\n * @param {Object} container DOM object to which pokey masks are appended\n * @return {jQuery.Promise} A promise that resolves when the promise has faded\n *  in\n */\nfunction show( preview, event, $link, behavior, token, container ) {\n\tvar layout = createLayout(\n\t\tpreview.isTall,\n\t\t{\n\t\t\tpageX: event.pageX,\n\t\t\tpageY: event.pageY,\n\t\t\tclientY: event.clientY\n\t\t},\n\t\t{\n\t\t\tclientRects: $link.get( 0 ).getClientRects(),\n\t\t\toffset: $link.offset(),\n\t\t\twidth: $link.width(),\n\t\t\theight: $link.height()\n\t\t},\n\t\t{\n\t\t\tscrollTop: $window.scrollTop(),\n\t\t\twidth: $window.width(),\n\t\t\theight: $window.height()\n\t\t},\n\t\tSIZES.pokeySize\n\t);\n\n\tpreview.el.appendTo( container );\n\n\tlayoutPreview(\n\t\tpreview, layout, getClasses( preview, layout ),\n\t\tSIZES.landscapeImage.h, SIZES.pokeySize\n\t);\n\n\tpreview.el.show();\n\n\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_0__wait__[\"a\" /* default */])( 200 )\n\t\t.then( function () {\n\t\t\tbindBehavior( preview, behavior );\n\t\t} )\n\t\t.then( function () {\n\t\t\tbehavior.previewShow( token );\n\t\t} );\n}\n\n/**\n * Binds the behavior to the interactive elements of the preview.\n *\n * @param {ext.popups.Preview} preview\n * @param {ext.popups.PreviewBehavior} behavior\n */\nfunction bindBehavior( preview, behavior ) {\n\tpreview.el.hover( behavior.previewDwell, behavior.previewAbandon );\n\n\tpreview.el.click( behavior.click );\n\n\tpreview.el.find( '.mwe-popups-settings-icon' )\n\t\t.attr( 'href', behavior.settingsUrl )\n\t\t.click( function ( event ) {\n\t\t\tevent.stopPropagation();\n\n\t\t\tbehavior.showSettings( event );\n\t\t} );\n}\n\n/**\n * Extracted from `mw.popups.render.closePopup`.\n *\n * @param {ext.popups.Preview} preview\n * @return {jQuery.Promise} A promise that resolves when the preview has faded\n *  out\n */\nfunction hide( preview ) {\n\tvar fadeInClass,\n\t\tfadeOutClass;\n\n\t// FIXME: This method clearly needs access to the layout of the preview.\n\tfadeInClass = ( preview.el.hasClass( 'mwe-popups-fade-in-up' ) ) ?\n\t\t'mwe-popups-fade-in-up' :\n\t\t'mwe-popups-fade-in-down';\n\n\tfadeOutClass = ( fadeInClass === 'mwe-popups-fade-in-up' ) ?\n\t\t'mwe-popups-fade-out-down' :\n\t\t'mwe-popups-fade-out-up';\n\n\tpreview.el\n\t\t.removeClass( fadeInClass )\n\t\t.addClass( fadeOutClass );\n\n\treturn __webpack_require__.i(__WEBPACK_IMPORTED_MODULE_0__wait__[\"a\" /* default */])( 150 ).then( function () {\n\t\tpreview.el.remove();\n\t} );\n}\n\n/**\n * @typedef {Object} ext.popups.Thumbnail\n * @property {Element} el\n * @property {Boolean} isTall Whether or not the thumbnail is portrait\n */\n\n/**\n * Creates a thumbnail from the representation of a thumbnail returned by the\n * PageImages MediaWiki API query module.\n *\n * If there's no thumbnail, the thumbnail is too small, or the thumbnail's URL\n * contains characters that could be used to perform an\n * [XSS attack via CSS](https://www.owasp.org/index.php/Testing_for_CSS_Injection_(OTG-CLIENT-005)),\n * then `null` is returned.\n *\n * Extracted from `mw.popups.renderer.article.createThumbnail`.\n *\n * @param {Object} rawThumbnail\n * @return {ext.popups.Thumbnail|null}\n */\nfunction createThumbnail( rawThumbnail ) {\n\tvar tall, thumbWidth, thumbHeight,\n\t\tx, y, width, height, clipPath,\n\t\tdevicePixelRatio = $.bracketedDevicePixelRatio();\n\n\tif ( !rawThumbnail ) {\n\t\treturn null;\n\t}\n\n\ttall = rawThumbnail.width < rawThumbnail.height;\n\tthumbWidth = rawThumbnail.width / devicePixelRatio;\n\tthumbHeight = rawThumbnail.height / devicePixelRatio;\n\n\tif (\n\t\t// Image too small for landscape display\n\t\t( !tall && thumbWidth < SIZES.landscapeImage.w ) ||\n\t\t// Image too small for portrait display\n\t\t( tall && thumbHeight < SIZES.portraitImage.h ) ||\n\t\t// These characters in URL that could inject CSS and thus JS\n\t\t(\n\t\t\trawThumbnail.source.indexOf( '\\\\' ) > -1 ||\n\t\t\trawThumbnail.source.indexOf( '\\'' ) > -1 ||\n\t\t\trawThumbnail.source.indexOf( '\\\"' ) > -1\n\t\t)\n\t) {\n\t\treturn null;\n\t}\n\n\tif ( tall ) {\n\t\tx = ( thumbWidth > SIZES.portraitImage.w ) ?\n\t\t\t( ( thumbWidth - SIZES.portraitImage.w ) / -2 ) :\n\t\t\t( SIZES.portraitImage.w - thumbWidth );\n\t\ty = ( thumbHeight > SIZES.portraitImage.h ) ?\n\t\t\t( ( thumbHeight - SIZES.portraitImage.h ) / -2 ) : 0;\n\t\twidth = SIZES.portraitImage.w;\n\t\theight = SIZES.portraitImage.h;\n\t} else {\n\t\tx = 0;\n\t\ty = ( thumbHeight > SIZES.landscapeImage.h ) ?\n\t\t\t( ( thumbHeight - SIZES.landscapeImage.h ) / -2 ) : 0;\n\t\twidth = SIZES.landscapeImage.w + 3;\n\t\theight = ( thumbHeight > SIZES.landscapeImage.h ) ?\n\t\t\tSIZES.landscapeImage.h : thumbHeight;\n\t\tclipPath = 'mwe-popups-mask';\n\t}\n\n\treturn {\n\t\tel: createThumbnailElement(\n\t\t\ttall ? 'mwe-popups-is-tall' : 'mwe-popups-is-not-tall',\n\t\t\trawThumbnail.source,\n\t\t\tx,\n\t\t\ty,\n\t\t\tthumbWidth,\n\t\t\tthumbHeight,\n\t\t\twidth,\n\t\t\theight,\n\t\t\tclipPath\n\t\t),\n\t\tisTall: tall,\n\t\twidth: thumbWidth,\n\t\theight: thumbHeight\n\t};\n}\n\n/**\n * Creates the SVG image element that represents the thumbnail.\n *\n * This function is distinct from `createThumbnail` as it abstracts away some\n * browser issues that are uncovered when manipulating elements across\n * namespaces.\n *\n * @param {String} className\n * @param {String} url\n * @param {Number} x\n * @param {Number} y\n * @param {Number} thumbnailWidth\n * @param {Number} thumbnailHeight\n * @param {Number} width\n * @param {Number} height\n * @param {String} clipPath\n * @return {jQuery}\n */\nfunction createThumbnailElement( className, url, x, y, thumbnailWidth, thumbnailHeight, width, height, clipPath ) {\n\tvar $thumbnailSVGImage, $thumbnail,\n\t\tnsSvg = 'http://www.w3.org/2000/svg',\n\t\tnsXlink = 'http://www.w3.org/1999/xlink';\n\n\t$thumbnailSVGImage = $( document.createElementNS( nsSvg, 'image' ) );\n\t$thumbnailSVGImage[ 0 ].setAttributeNS( nsXlink, 'href', url );\n\t$thumbnailSVGImage\n\t\t.addClass( className )\n\t\t.attr( {\n\t\t\tx: x,\n\t\t\ty: y,\n\t\t\twidth: thumbnailWidth,\n\t\t\theight: thumbnailHeight,\n\t\t\t'clip-path': 'url(#' + clipPath + ')'\n\t\t} );\n\n\t$thumbnail = $( document.createElementNS( nsSvg, 'svg' ) )\n\t\t.attr( {\n\t\t\txmlns: nsSvg,\n\t\t\twidth: width,\n\t\t\theight: height\n\t\t} )\n\t\t.append( $thumbnailSVGImage );\n\n\treturn $thumbnail;\n}\n\n/**\n * Represents the layout of a preview, which consists of a position (`offset`)\n * and whether or not the preview should be flipped horizontally or\n * vertically (`flippedX` and `flippedY` respectively).\n *\n * @typedef {Object} ext.popups.PreviewLayout\n * @property {Object} offset\n * @property {number} offset.top\n * @property {number} offset.left\n * @property {Boolean} flippedX\n * @property {Boolean} flippedY\n */\n\n/**\n * @param {isPreviewTall} isPreviewTall\n * @param {Object} eventData Data related to the event that triggered showing a popup\n * @param {number} eventData.pageX\n * @param {number} eventData.pageY\n * @param {number} eventData.clientY\n * @param {Object} linkData Data related to the link that’s used for showing a popup\n * @param {ClientRectList} linkData.clientRects list of rectangles defined by four edges\n * @param {Object} linkData.offset\n * @param {number} linkData.width\n * @param {number} linkData.height\n * @param {Object} windowData Data related to the window\n * @param {number} windowData.scrollTop\n * @param {number} windowData.width\n * @param {number} windowData.height\n * @param {number} pokeySize Space reserved for the pokey\n * @return {ext.popups.PreviewLayout}\n */\nfunction createLayout( isPreviewTall, eventData, linkData, windowData, pokeySize ) {\n\tvar flippedX = false,\n\t\tflippedY = false,\n\t\toffsetTop = ( eventData.pageY ) ? // If it was a mouse event\n\t\t\t// Position according to mouse\n\t\t\t// Since client rectangles are relative to the viewport,\n\t\t\t// take scroll position into account.\n\t\t\tgetClosestYPosition(\n\t\t\t\teventData.pageY - windowData.scrollTop,\n\t\t\t\tlinkData.clientRects,\n\t\t\t\tfalse\n\t\t\t) + windowData.scrollTop + pokeySize :\n\t\t\t// Position according to link position or size\n\t\t\tlinkData.offset.top + linkData.height + pokeySize,\n\t\tclientTop = ( eventData.clientY ) ?\n\t\t\teventData.clientY :\n\t\t\toffsetTop,\n\t\toffsetLeft = ( eventData.pageX ) ?\n\t\t\teventData.pageX :\n\t\t\tlinkData.offset.left;\n\n\t// X Flip\n\tif ( offsetLeft > ( windowData.width / 2 ) ) {\n\t\toffsetLeft += ( !eventData.pageX ) ? linkData.width : 0;\n\t\toffsetLeft -= !isPreviewTall ?\n\t\t\tSIZES.portraitPopupWidth :\n\t\t\tSIZES.landscapePopupWidth;\n\t\tflippedX = true;\n\t}\n\n\tif ( eventData.pageX ) {\n\t\toffsetLeft += ( flippedX ) ? 20 : -20;\n\t}\n\n\t// Y Flip\n\tif ( clientTop > ( windowData.height / 2 ) ) {\n\t\tflippedY = true;\n\n\t\t// Mirror the positioning of the preview when there's no \"Y flip\": rest\n\t\t// the pokey on the edge of the link's bounding rectangle. In this case\n\t\t// the edge is the top-most.\n\t\toffsetTop = linkData.offset.top;\n\n\t\t// Change the Y position to the top of the link\n\t\tif ( eventData.pageY ) {\n\t\t\t// Since client rectangles are relative to the viewport,\n\t\t\t// take scroll position into account.\n\t\t\toffsetTop = getClosestYPosition(\n\t\t\t\teventData.pageY - windowData.scrollTop,\n\t\t\t\tlinkData.clientRects,\n\t\t\t\ttrue\n\t\t\t) + windowData.scrollTop;\n\t\t}\n\n\t\toffsetTop -= pokeySize;\n\t}\n\n\treturn {\n\t\toffset: {\n\t\t\ttop: offsetTop,\n\t\t\tleft: offsetLeft\n\t\t},\n\t\tflippedX: flippedX,\n\t\tflippedY: flippedY\n\t};\n}\n\n/**\n * Generates a list of declarative CSS classes that represent the layout of\n * the preview.\n *\n * @param {ext.popups.Preview} preview\n * @param {ext.popups.PreviewLayout} layout\n * @return {String[]}\n */\nfunction getClasses( preview, layout ) {\n\tvar classes = [];\n\n\tif ( layout.flippedY ) {\n\t\tclasses.push( 'mwe-popups-fade-in-down' );\n\t} else {\n\t\tclasses.push( 'mwe-popups-fade-in-up' );\n\t}\n\n\tif ( layout.flippedY && layout.flippedX ) {\n\t\tclasses.push( 'flipped_x_y' );\n\t}\n\n\tif ( layout.flippedY && !layout.flippedX ) {\n\t\tclasses.push( 'flipped_y' );\n\t}\n\n\tif ( layout.flippedX && !layout.flippedY ) {\n\t\tclasses.push( 'flipped_x' );\n\t}\n\n\tif ( ( !preview.hasThumbnail || preview.isTall ) && !layout.flippedY ) {\n\t\tclasses.push( 'mwe-popups-no-image-tri' );\n\t}\n\n\tif ( ( preview.hasThumbnail && !preview.isTall ) && !layout.flippedY ) {\n\t\tclasses.push( 'mwe-popups-image-tri' );\n\t}\n\n\tif ( preview.isTall ) {\n\t\tclasses.push( 'mwe-popups-is-tall' );\n\t} else {\n\t\tclasses.push( 'mwe-popups-is-not-tall' );\n\t}\n\n\treturn classes;\n}\n\n/**\n * Lays out the preview given the layout.\n *\n * If the preview should be oriented differently, then the pokey is updated,\n * e.g. if the preview should be flipped vertically, then the pokey is\n * removed.\n *\n * If the thumbnail is landscape and isn't the full height of the thumbnail\n * container, then pull the extract up to keep whitespace consistent across\n * previews.\n *\n * @param {ext.popups.Preview} preview\n * @param {ext.popups.PreviewLayout} layout\n * @param {string[]} classes class names used for layout out the preview\n * @param {number} predefinedLandscapeImageHeight landscape image height\n * @param {number} pokeySize\n */\nfunction layoutPreview( preview, layout, classes, predefinedLandscapeImageHeight, pokeySize ) {\n\tvar popup = preview.el,\n\t\tisTall = preview.isTall,\n\t\thasThumbnail = preview.hasThumbnail,\n\t\tthumbnail = preview.thumbnail,\n\t\tflippedY = layout.flippedY,\n\t\tflippedX = layout.flippedX,\n\t\toffsetTop = layout.offset.top;\n\n\tif (\n\t\t!flippedY && !isTall && hasThumbnail &&\n\t\t\tthumbnail.height < predefinedLandscapeImageHeight\n\t) {\n\t\tpopup.find( '.mwe-popups-extract' ).css(\n\t\t\t'margin-top',\n\t\t\tthumbnail.height - pokeySize\n\t\t);\n\t}\n\n\tpopup.addClass( classes.join( ' ' ) );\n\n\tif ( flippedY ) {\n\t\toffsetTop -= popup.outerHeight();\n\t}\n\n\tpopup.css( {\n\t\ttop: offsetTop,\n\t\tleft: layout.offset.left + 'px'\n\t} );\n\n\tif ( flippedY && hasThumbnail ) {\n\t\tpopup.find( 'image' )[ 0 ]\n\t\t\t.removeAttribute( 'clip-path' );\n\t}\n\n\tif ( flippedY && flippedX && hasThumbnail && isTall ) {\n\t\tpopup.find( 'image' )[ 0 ]\n\t\t\t.setAttribute( 'clip-path', 'url(#mwe-popups-landscape-mask-flip)' );\n\t}\n\n\tif ( flippedX && !flippedY && hasThumbnail && !isTall ) {\n\t\tpopup.find( 'image' )[ 0 ]\n\t\t\t.setAttribute( 'clip-path', 'url(#mwe-popups-mask-flip)' );\n\t}\n\n\tif ( flippedX && !flippedY && hasThumbnail && isTall ) {\n\t\tpopup.removeClass( 'mwe-popups-no-image-tri' )\n\t\t\t.find( 'image' )[ 0 ]\n\t\t\t.setAttribute( 'clip-path', 'url(#mwe-popups-landscape-mask)' );\n\t}\n}\n\n/**\n * Given the rectangular box(es) find the 'y' boundary of the closest\n * rectangle to the point 'y'. The point 'y' is the location of the mouse\n * on the 'y' axis and the rectangular box(es) are the borders of the\n * element over which the mouse is located. There will be more than one\n * rectangle in case the element spans multiple lines.\n *\n * In the majority of cases the mouse pointer will be inside a rectangle.\n * However, some browsers (i.e. Chrome) trigger a hover action even when\n * the mouse pointer is just outside a bounding rectangle. That's why\n * we need to look at all rectangles and not just the rectangle that\n * encloses the point.\n *\n * @private\n * @param {Number} y the point for which the closest location is being\n *  looked for\n * @param {ClientRectList} rects list of rectangles defined by four edges\n * @param {Boolean} [isTop] should the resulting rectangle's top 'y'\n *  boundary be returned. By default the bottom 'y' value is returned.\n * @return {Number}\n */\nfunction getClosestYPosition( y, rects, isTop ) {\n\tvar result,\n\t\tdeltaY,\n\t\tminY = null;\n\n\t$.each( rects, function ( i, rect ) {\n\t\tdeltaY = Math.abs( y - rect.top + y - rect.bottom );\n\n\t\tif ( minY === null || minY > deltaY ) {\n\t\t\tminY = deltaY;\n\t\t\t// Make sure the resulting point is at or outside the rectangle\n\t\t\t// boundaries.\n\t\t\tresult = ( isTop ) ? Math.floor( rect.top ) : Math.ceil( rect.bottom );\n\t\t}\n\t} );\n\n\treturn result;\n}\n\n\n/***/ }),\n\n/***/ \"./src/ui/settingsDialog.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = createSettingsDialogRenderer;\n/**\n * @module settingsDialog\n */\n\nvar mw = window.mediaWiki,\n\t$ = jQuery;\n\n/**\n * Creates a render function that will create the settings dialog and return\n * a set of methods to operate on it\n * @returns {Function} render function\n */\nfunction createSettingsDialogRenderer() {\n\n\t/**\n\t * Cached settings dialog\n\t *\n\t * @type {jQuery}\n\t */\n\tvar $dialog,\n\t\t/**\n\t\t * Cached settings overlay\n\t\t *\n\t\t * @type {jQuery}\n\t\t */\n\t\t$overlay;\n\n\t/**\n\t * Renders the relevant form and labels in the settings dialog\n\t * @param {Object} boundActions\n\t * @returns {Object} object with methods to affect the rendered UI\n\t */\n\treturn function ( boundActions ) {\n\n\t\tif ( !$dialog ) {\n\t\t\t$dialog = createSettingsDialog();\n\t\t\t$overlay = $( '<div>' ).addClass( 'mwe-popups-overlay' );\n\n\t\t\t// Setup event bindings\n\n\t\t\t$dialog.find( '.save' ).click( function () {\n\t\t\t\t// Find the selected value (simple|advanced|off)\n\t\t\t\tvar selected = getSelectedSetting( $dialog ),\n\t\t\t\t\t// Only simple means enabled, advanced is disabled in favor of\n\t\t\t\t\t// NavPops and off means disabled.\n\t\t\t\t\tenabled = selected === 'simple';\n\n\t\t\t\tboundActions.saveSettings( enabled );\n\t\t\t} );\n\t\t\t$dialog.find( '.close, .okay' ).click( boundActions.hideSettings );\n\t\t}\n\n\t\treturn {\n\t\t\t/**\n\t\t\t * Append the dialog and overlay to a DOM element\n\t\t\t * @param {HTMLElement} el\n\t\t\t */\n\t\t\tappendTo: function ( el ) {\n\t\t\t\t$overlay.appendTo( el );\n\t\t\t\t$dialog.appendTo( el );\n\t\t\t},\n\n\t\t\t/**\n\t\t\t * Show the settings element and position it correctly\n\t\t\t */\n\t\t\tshow: function () {\n\t\t\t\tvar h = $( window ).height(),\n\t\t\t\t\tw = $( window ).width();\n\n\t\t\t\t$overlay.show();\n\n\t\t\t\t// FIXME: Should recalc on browser resize\n\t\t\t\t$dialog\n\t\t\t\t\t.show()\n\t\t\t\t\t.css( 'left', ( w - $dialog.outerWidth( true ) ) / 2 )\n\t\t\t\t\t.css( 'top', ( h - $dialog.outerHeight( true ) ) / 2 );\n\t\t\t},\n\n\t\t\t/**\n\t\t\t * Hide the settings dialog.\n\t\t\t */\n\t\t\thide: function () {\n\t\t\t\t$overlay.hide();\n\t\t\t\t$dialog.hide();\n\t\t\t},\n\n\t\t\t/**\n\t\t\t * Toggle the help dialog on or off\n\t\t\t * @param {Boolean} visible if you want to show or hide the help dialog\n\t\t\t */\n\t\t\ttoggleHelp: function ( visible ) {\n\t\t\t\ttoggleHelp( $dialog, visible );\n\t\t\t},\n\n\t\t\t/**\n\t\t\t * Update the form depending on the enabled flag\n\t\t\t *\n\t\t\t * If false and no navpops, then checks 'off'\n\t\t\t * If true, then checks 'on'\n\t\t\t * If false, and there are navpops, then checks 'advanced'\n\t\t\t *\n\t\t\t * @param {Boolean} enabled if page previews are enabled\n\t\t\t */\n\t\t\tsetEnabled: function ( enabled ) {\n\t\t\t\tvar name = 'off';\n\t\t\t\tif ( enabled ) {\n\t\t\t\t\tname = 'simple';\n\t\t\t\t} else if ( isNavPopupsEnabled() ) {\n\t\t\t\t\tname = 'advanced';\n\t\t\t\t}\n\n\t\t\t\t// Check the appropiate radio button\n\t\t\t\t$dialog.find( '#mwe-popups-settings-' + name )\n\t\t\t\t\t.prop( 'checked', true );\n\t\t\t}\n\t\t};\n\t};\n}\n\n/**\n * Create the settings dialog\n *\n * @return {jQuery} settings dialog\n */\nfunction createSettingsDialog() {\n\tvar $el,\n\t\tpath = mw.config.get( 'wgExtensionAssetsPath' ) + '/Popups/resources/ext.popups/images/',\n\t\tchoices = [\n\t\t\t{\n\t\t\t\tid: 'simple',\n\t\t\t\tname: mw.msg( 'popups-settings-option-simple' ),\n\t\t\t\tdescription: mw.msg( 'popups-settings-option-simple-description' ),\n\t\t\t\timage: path + 'hovercard.svg',\n\t\t\t\tisChecked: true\n\t\t\t},\n\t\t\t{\n\t\t\t\tid: 'advanced',\n\t\t\t\tname: mw.msg( 'popups-settings-option-advanced' ),\n\t\t\t\tdescription: mw.msg( 'popups-settings-option-advanced-description' ),\n\t\t\t\timage: path + 'navpop.svg'\n\t\t\t},\n\t\t\t{\n\t\t\t\tid: 'off',\n\t\t\t\tname: mw.msg( 'popups-settings-option-off' )\n\t\t\t}\n\t\t];\n\n\tif ( !isNavPopupsEnabled() ) {\n\t\t// remove the advanced option\n\t\tchoices.splice( 1, 1 );\n\t}\n\n\t// render the template\n\t$el = mw.template.get( 'ext.popups', 'settings.mustache' ).render( {\n\t\theading: mw.msg( 'popups-settings-title' ),\n\t\tcloseLabel: mw.msg( 'popups-settings-cancel' ),\n\t\tsaveLabel: mw.msg( 'popups-settings-save' ),\n\t\thelpText: mw.msg( 'popups-settings-help' ),\n\t\tokLabel: mw.msg( 'popups-settings-help-ok' ),\n\t\tdescriptionText: mw.msg( 'popups-settings-description' ),\n\t\tchoices: choices\n\t} );\n\n\treturn $el;\n}\n\n/**\n * Get the selected value on the radio button\n *\n * @param {jQuery.Object} $el the element to extract the setting from\n * @return {String} Which should be (simple|advanced|off)\n */\nfunction getSelectedSetting( $el ) {\n\treturn $el.find(\n\t\t'input[name=mwe-popups-setting]:checked, #mwe-popups-settings'\n\t).val();\n}\n\n/**\n * Toggles the visibility between a form and the help\n * @param {jQuery.Object} $el element that contains form and help\n * @param {Boolean} visible if the help should be visible, or the form\n */\nfunction toggleHelp( $el, visible ) {\n\tvar $dialog = $( '#mwe-popups-settings' ),\n\t\tformSelectors = 'main, .save, .close',\n\t\thelpSelectors = '.mwe-popups-settings-help, .okay';\n\n\tif ( visible ) {\n\t\t$dialog.find( formSelectors ).hide();\n\t\t$dialog.find( helpSelectors ).show();\n\t} else {\n\t\t$dialog.find( formSelectors ).show();\n\t\t$dialog.find( helpSelectors ).hide();\n\t}\n}\n\n/**\n * Checks if the NavigationPopups gadget is enabled by looking at the global\n * variables\n * @returns {Boolean} if navpops was found to be enabled\n */\nfunction isNavPopupsEnabled() {\n\t/* global pg: false*/\n\treturn typeof pg !== 'undefined' && pg.fn.disablePopups !== undefined;\n}\n\n\n/***/ }),\n\n/***/ \"./src/userSettings.js\":\n/***/ (function(module, __webpack_exports__, __webpack_require__) {\n\n\"use strict\";\n/* harmony export (immutable) */ __webpack_exports__[\"a\"] = createUserSettings;\n/**\n * @module userSettings\n */\n\n/**\n * @interface UserSettings\n *\n * @global\n */\n\nvar IS_ENABLED_KEY = 'mwe-popups-enabled',\n\tPREVIEW_COUNT_KEY = 'ext.popups.core.previewCount';\n\n/**\n * Creates an object whose methods encapsulate all interactions with the UA's\n * storage.\n *\n * @param {Object} storage The `mw.storage` singleton instance\n *\n * @return {UserSettings}\n */\nfunction createUserSettings( storage ) {\n\treturn {\n\n\t\t/**\n\t\t * Gets whether the user has previously enabled Page Previews.\n\t\t *\n\t\t * N.B. that if the user hasn't previously enabled or disabled Page\n\t\t * Previews, i.e. userSettings.setIsEnabled(true), then they are treated 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Did you write \"import ActionCreators from\" instead of \"import * as ActionCreators from\"?');for(var r=Object.keys(t),o={},u=0;r.length>u;u++){var i=r[u],c=t[i];\"function\"==typeof c&&(o[i]=n(c,e))}return o}e.__esModule=!0,e[\"default\"]=r},function(t,e,n){\"use strict\";function r(t){return t&&t.__esModule?t:{\"default\":t}}function o(t,e){var n=e&&e.type,r=n&&'\"'+n+'\"'||\"an action\";return\"Given action \"+r+', reducer \"'+t+'\" returned undefined. To ignore an action, you must explicitly return the previous state.'}function u(t){Object.keys(t).forEach(function(e){var n=t[e],r=n(void 0,{type:c.ActionTypes.INIT});if(void 0===r)throw Error('Reducer \"'+e+'\" returned undefined during initialization. If the state passed to the reducer is undefined, you must explicitly return the initial state. 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The initial state may not be undefined.\")})}function i(t){for(var e=Object.keys(t),n={},r=0;e.length>r;r++){var i=e[r];\"function\"==typeof t[i]&&(n[i]=t[i])}var c,a=Object.keys(n);try{u(n)}catch(f){c=f}return function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},e=arguments[1];if(c)throw c;for(var r=!1,u={},i=0;a.length>i;i++){var f=a[i],s=n[f],d=t[f],l=s(d,e);if(void 0===l){var p=o(f,e);throw Error(p)}u[f]=l,r=r||l!==d}return r?u:t}}e.__esModule=!0,e[\"default\"]=i;var c=n(2),a=n(4),f=(r(a),n(3));r(f)},function(t,e,n){var r=n(10),o=r(Object.getPrototypeOf,Object);t.exports=o},function(t,e){function n(t){var e=!1;if(null!=t&&\"function\"!=typeof t.toString)try{e=!!(t+\"\")}catch(n){}return e}t.exports=n},function(t,e){function n(t,e){return function(n){return t(e(n))}}t.exports=n},function(t,e){function n(t){return!!t&&\"object\"==typeof t}t.exports=n},function(t,e,n){t.exports=n(13)},function(t,e,n){(function(t){\"use strict\";function r(t){return t&&t.__esModule?t:{\"default\":t}}Object.defineProperty(e,\"__esModule\",{value:!0});var o=n(14),u=r(o),i=void 0;void 0!==t?i=t:\"undefined\"!=typeof window&&(i=window);var c=(0,u[\"default\"])(i);e[\"default\"]=c}).call(e,function(){return this}())},function(t,e){\"use strict\";function n(t){var e,n=t.Symbol;return\"function\"==typeof n?n.observable?e=n.observable:(e=n(\"observable\"),n.observable=e):e=\"@@observable\",e}Object.defineProperty(e,\"__esModule\",{value:!0}),e[\"default\"]=n}])});\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./~/redux/dist/redux.min.js\n// module id = ./node_modules/redux/dist/redux.min.js\n// module chunks = 0","/**\n * @module actionTypes\n */\n\nexport default {\n\tBOOT: 'BOOT',\n\tLINK_DWELL: 'LINK_DWELL',\n\tABANDON_START: 'ABANDON_START',\n\tABANDON_END: 'ABANDON_END',\n\tLINK_CLICK: 'LINK_CLICK',\n\tFETCH_START: 'FETCH_START',\n\tFETCH_END: 'FETCH_END',\n\tFETCH_COMPLETE: 'FETCH_COMPLETE',\n\tFETCH_FAILED: 'FETCH_FAILED',\n\tPREVIEW_DWELL: 'PREVIEW_DWELL',\n\tPREVIEW_SHOW: 'PREVIEW_SHOW',\n\tPREVIEW_CLICK: 'PREVIEW_CLICK',\n\tSETTINGS_SHOW: 'SETTINGS_SHOW',\n\tSETTINGS_HIDE: 'SETTINGS_HIDE',\n\tSETTINGS_CHANGE: 'SETTINGS_CHANGE',\n\tEVENT_LOGGED: 'EVENT_LOGGED',\n\tSTATSV_LOGGED: 'STATSV_LOGGED'\n};\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/actionTypes.js\n// module id = ./src/actionTypes.js\n// module chunks = 0","/**\n * @module actions\n */\n\nimport types from './actionTypes';\nimport wait from './wait';\n\nvar $ = jQuery,\n\tmw = window.mediaWiki,\n\n\t// See the following for context around this value.\n\t//\n\t// * https://phabricator.wikimedia.org/T161284\n\t// * https://phabricator.wikimedia.org/T70861#3129780\n\tFETCH_START_DELAY = 150, // ms.\n\n\t// The delay after which a FETCH_COMPLETE action should be dispatched.\n\t//\n\t// If the API endpoint responds faster than 500 ms (or, say, the API\n\t// response is served from the UA's cache), then we introduce a delay of\n\t// 500 - t to make the preview delay consistent to the user.\n\tFETCH_COMPLETE_TARGET_DELAY = 500, // ms.\n\n\tABANDON_END_DELAY = 300; // ms.\n\n/**\n * Mixes in timing information to an action.\n *\n * Warning: the `baseAction` parameter is modified and returned.\n *\n * @param {Object} baseAction\n * @return {Object}\n */\nfunction timedAction( baseAction ) {\n\tbaseAction.timestamp = mw.now();\n\n\treturn baseAction;\n}\n\n/**\n * Represents Page Previews booting.\n *\n * When a Redux store is created, the `@@INIT` action is immediately\n * dispatched to it. To avoid overriding the term, we refer to booting rather\n * than initializing.\n *\n * Page Previews persists critical pieces of information to local storage.\n * Since reading from and writing to local storage are synchronous, Page\n * Previews is booted when the browser is idle (using\n * [`mw.requestIdleCallback`](https://developer.mozilla.org/en-US/docs/Web/API/Window/requestIdleCallback))\n * so as not to impact latency-critical events.\n *\n * @param {Boolean} isEnabled See `isEnabled.js`\n * @param {mw.user} user\n * @param {ext.popups.UserSettings} userSettings\n * @param {Function} generateToken\n * @param {mw.Map} config The config of the MediaWiki client-side application,\n *  i.e. `mw.config`\n * @returns {Object}\n */\nexport function boot(\n\tisEnabled,\n\tuser,\n\tuserSettings,\n\tgenerateToken,\n\tconfig\n) {\n\tvar editCount = config.get( 'wgUserEditCount' ),\n\t\tpreviewCount = userSettings.getPreviewCount();\n\n\treturn {\n\t\ttype: types.BOOT,\n\t\tisEnabled: isEnabled,\n\t\tisNavPopupsEnabled: config.get( 'wgPopupsConflictsWithNavPopupGadget' ),\n\t\tsessionToken: user.sessionId(),\n\t\tpageToken: generateToken(),\n\t\tpage: {\n\t\t\ttitle: config.get( 'wgTitle' ),\n\t\t\tnamespaceID: config.get( 'wgNamespaceNumber' ),\n\t\t\tid: config.get( 'wgArticleId' )\n\t\t},\n\t\tuser: {\n\t\t\tisAnon: user.isAnon(),\n\t\t\teditCount: editCount,\n\t\t\tpreviewCount: previewCount\n\t\t}\n\t};\n}\n\n/**\n * Represents Page Previews fetching data via the gateway.\n *\n * @param {Gateway} gateway\n * @param {mw.Title} title\n * @param {Element} el\n * @param {String} token The unique token representing the link interaction that\n *  triggered the fetch\n * @return {Redux.Thunk}\n */\nexport function fetch( gateway, title, el, token ) {\n\tvar titleText = title.getPrefixedDb(),\n\t\tnamespaceID = title.namespace;\n\n\treturn function ( dispatch ) {\n\t\tvar request;\n\n\t\tdispatch( timedAction( {\n\t\t\ttype: types.FETCH_START,\n\t\t\tel: el,\n\t\t\ttitle: titleText,\n\t\t\tnamespaceID: namespaceID\n\t\t} ) );\n\n\t\trequest = gateway.getPageSummary( titleText )\n\t\t\t.then( function ( result ) {\n\t\t\t\tdispatch( timedAction( {\n\t\t\t\t\ttype: types.FETCH_END,\n\t\t\t\t\tel: el\n\t\t\t\t} ) );\n\n\t\t\t\treturn result;\n\t\t\t} )\n\t\t\t// FIXME: Convert to Promises A/A+ when \"T124742: Upgrade to jQuery 3\" is\n\t\t\t// fully rolled out by changing fail to catch, and re-throwing the error\n\t\t\t// to keep the promise in a rejected state.\n\t\t\t.fail( function () {\n\t\t\t\tdispatch( {\n\t\t\t\t\ttype: types.FETCH_FAILED,\n\t\t\t\t\tel: el\n\t\t\t\t} );\n\t\t\t} );\n\n\t\treturn $.when( request, wait( FETCH_COMPLETE_TARGET_DELAY - FETCH_START_DELAY ) )\n\t\t\t.then( function ( result ) {\n\t\t\t\tdispatch( timedAction( {\n\t\t\t\t\ttype: types.FETCH_COMPLETE,\n\t\t\t\t\tel: el,\n\t\t\t\t\tresult: result,\n\t\t\t\t\ttoken: token\n\t\t\t\t} ) );\n\t\t\t} );\n\t};\n}\n\n/**\n * Represents the user dwelling on a link, either by hovering over it with\n * their mouse or by focussing it using their keyboard or an assistive device.\n *\n * @param {mw.Title} title\n * @param {Element} el\n * @param {Event} event\n * @param {Gateway} gateway\n * @param {Function} generateToken\n * @return {Redux.Thunk}\n */\nexport function linkDwell( title, el, event, gateway, generateToken ) {\n\tvar token = generateToken(),\n\t\ttitleText = title.getPrefixedDb(),\n\t\tnamespaceID = title.namespace;\n\n\treturn function ( dispatch, getState ) {\n\t\tvar action = timedAction( {\n\t\t\ttype: types.LINK_DWELL,\n\t\t\tel: el,\n\t\t\tevent: event,\n\t\t\ttoken: token,\n\t\t\ttitle: titleText,\n\t\t\tnamespaceID: namespaceID\n\t\t} );\n\n\t\t// Has the new generated token been accepted?\n\t\tfunction isNewInteraction() {\n\t\t\treturn getState().preview.activeToken === token;\n\t\t}\n\n\t\tdispatch( action );\n\n\t\tif ( !isNewInteraction() ) {\n\t\t\treturn;\n\t\t}\n\n\t\twait( FETCH_START_DELAY )\n\t\t\t.then( function () {\n\t\t\t\tvar previewState = getState().preview;\n\n\t\t\t\tif ( previewState.enabled && isNewInteraction() ) {\n\t\t\t\t\tdispatch( fetch( gateway, title, el, token ) );\n\t\t\t\t}\n\t\t\t} );\n\t};\n}\n\n/**\n * Represents the user abandoning a link, either by moving their mouse away\n * from it or by shifting focus to another UI element using their keyboard or\n * an assistive device, or abandoning a preview by moving their mouse away\n * from it.\n *\n * @return {Redux.Thunk}\n */\nexport function abandon() {\n\treturn function ( dispatch, getState ) {\n\t\tvar token = getState().preview.activeToken;\n\n\t\tif ( !token ) {\n\t\t\treturn;\n\t\t}\n\n\t\tdispatch( timedAction( {\n\t\t\ttype: types.ABANDON_START,\n\t\t\ttoken: token\n\t\t} ) );\n\n\t\twait( ABANDON_END_DELAY )\n\t\t\t.then( function () {\n\t\t\t\tdispatch( {\n\t\t\t\t\ttype: types.ABANDON_END,\n\t\t\t\t\ttoken: token\n\t\t\t\t} );\n\t\t\t} );\n\t};\n}\n\n/**\n * Represents the user clicking on a link with their mouse, keyboard, or an\n * assistive device.\n *\n * @param {Element} el\n * @return {Object}\n */\nexport function linkClick( el ) {\n\treturn timedAction( {\n\t\ttype: types.LINK_CLICK,\n\t\tel: el\n\t} );\n}\n\n/**\n * Represents the user dwelling on a preview with their mouse.\n *\n * @return {Object}\n */\nexport function previewDwell() {\n\treturn {\n\t\ttype: types.PREVIEW_DWELL\n\t};\n}\n\n/**\n * Represents a preview being shown to the user.\n *\n * This action is dispatched by the `./changeListeners/render.js` change\n * listener.\n *\n * @param {String} token\n * @return {Object}\n */\nexport function previewShow( token ) {\n\treturn timedAction( {\n\t\ttype: types.PREVIEW_SHOW,\n\t\ttoken: token\n\t} );\n}\n\n/**\n * Represents the user clicking either the \"Enable previews\" footer menu link,\n * or the \"cog\" icon that's present on each preview.\n *\n * @return {Object}\n */\nexport function showSettings() {\n\treturn {\n\t\ttype: types.SETTINGS_SHOW\n\t};\n}\n\n/**\n * Represents the user closing the settings dialog and saving their settings.\n *\n * @return {Object}\n */\nexport function hideSettings() {\n\treturn {\n\t\ttype: types.SETTINGS_HIDE\n\t};\n}\n\n/**\n * Represents the user saving their settings.\n *\n * N.B. This action returns a Redux.Thunk not because it needs to perform\n * asynchronous work, but because it needs to query the global state for the\n * current enabled state. In order to keep the enabled state in a single\n * place (the preview reducer), we query it and dispatch it as `wasEnabled`\n * so that other reducers (like settings) can act on it without having to\n * duplicate the `enabled` state locally.\n * See doc/adr/0003-keep-enabled-state-only-in-preview-reducer.md for more\n * details.\n *\n * @param {Boolean} enabled if previews are enabled or not\n * @return {Redux.Thunk}\n */\nexport function saveSettings( enabled ) {\n\treturn function ( dispatch, getState ) {\n\t\tdispatch( {\n\t\t\ttype: types.SETTINGS_CHANGE,\n\t\t\twasEnabled: getState().preview.enabled,\n\t\t\tenabled: enabled\n\t\t} );\n\t};\n}\n\n/**\n * Represents the queued event being logged `changeListeners/eventLogging.js`\n * change listener.\n *\n * @param {Object} event\n * @return {Object}\n */\nexport function eventLogged( event ) {\n\treturn {\n\t\ttype: types.EVENT_LOGGED,\n\t\tevent: event\n\t};\n}\n\n/**\n * Represents the queued statsv event being logged.\n * See `mw.popups.changeListeners.statsv` change listener.\n *\n * @return {Object}\n */\nexport function statsvLogged() {\n\treturn {\n\t\ttype: types.STATSV_LOGGED\n\t};\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/actions.js\n// module id = ./src/actions.js\n// module chunks = 0","/**\n * @module changeListener\n */\n\n/**\n * @typedef {Function} ext.popups.ChangeListener\n * @param {Object} prevState The previous state\n * @param {Object} state The current state\n */\n\n/**\n * Registers a change listener, which is bound to the\n * [store](http://redux.js.org/docs/api/Store.html).\n *\n * A change listener is a function that is only invoked when the state in the\n * [store](http://redux.js.org/docs/api/Store.html) changes. N.B. that there\n * may not be a 1:1 correspondence with actions being dispatched to the store\n * and the state in the store changing.\n *\n * See [Store#subscribe](http://redux.js.org/docs/api/Store.html#subscribe)\n * for more information about what change listeners may and may not do.\n *\n * @param {Redux.Store} store\n * @param {ext.popups.ChangeListener} callback\n */\nexport default function registerChangeListener( store, callback ) {\n\t// This function is based on the example in [the documentation for\n\t// Store#subscribe](http://redux.js.org/docs/api/Store.html#subscribe),\n\t// which was written by Dan Abramov.\n\n\tvar state;\n\n\tstore.subscribe( function () {\n\t\tvar prevState = state;\n\n\t\tstate = store.getState();\n\n\t\tif ( prevState !== state ) {\n\t\t\tcallback( prevState, state );\n\t\t}\n\t} );\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/changeListener.js\n// module id = ./src/changeListener.js\n// module chunks = 0","/**\n * @module changeListeners/eventLogging\n */\n\nvar $ = jQuery;\n\n/**\n * Creates an instance of the event logging change listener.\n *\n * When an event is enqueued it'll be logged using the schema. Since it's the\n * responsibility of Event Logging (and the UA) to deliver logged events,\n * `EVENT_LOGGED` is immediately dispatched rather than waiting for some\n * indicator of completion.\n *\n * @param {Object} boundActions\n * @param {EventTracker} eventLoggingTracker\n * @return {ext.popups.ChangeListener}\n */\nexport default function eventLogging( boundActions, eventLoggingTracker ) {\n\treturn function ( _, state ) {\n\t\tvar eventLogging = state.eventLogging,\n\t\t\tevent = eventLogging.event;\n\n\t\tif ( !event ) {\n\t\t\treturn;\n\t\t}\n\n\t\tevent = $.extend( true, {}, eventLogging.baseData, event );\n\t\teventLoggingTracker( 'event.Popups', event );\n\t\t// Dispatch the eventLogged action so that the state tree can be\n\t\t// cleared/updated.\n\t\tboundActions.eventLogged( event );\n\t};\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/changeListeners/eventLogging.js\n// module id = ./src/changeListeners/eventLogging.js\n// module chunks = 0","/**\n * @module changeListeners/footerLink\n */\n\nvar mw = window.mediaWiki,\n\t$ = jQuery;\n\n/**\n * Creates the link element and appends it to the footer element.\n *\n * The following elements are considered to be the footer element (highest\n * priority to lowest):\n *\n * # `#footer-places`\n * # `#f-list`\n * # The parent element of `#footer li`, which is either an `ol` or `ul`.\n *\n * @return {jQuery} The link element\n */\nfunction createFooterLink() {\n\tvar $link = $( '<li>' ).append(\n\t\t\t$( '<a>' )\n\t\t\t\t.attr( 'href', '#' )\n\t\t\t\t.text( mw.message( 'popups-settings-enable' ).text() )\n\t\t),\n\t\t$footer;\n\n\t// As yet, we don't know whether the link should be visible.\n\t$link.hide();\n\n\t// From https://en.wikipedia.org/wiki/MediaWiki:Gadget-ReferenceTooltips.js,\n\t// which was written by Yair rand <https://en.wikipedia.org/wiki/User:Yair_rand>.\n\t$footer = $( '#footer-places, #f-list' );\n\n\tif ( $footer.length === 0 ) {\n\t\t$footer = $( '#footer li' ).parent();\n\t}\n\n\t$footer.append( $link );\n\n\treturn $link;\n}\n\n/**\n * Creates an instance of the footer link change listener.\n *\n * The change listener covers the following behaviour:\n *\n * * The \"Enable previews\" link (the \"link\") is appended to the footer menu\n *   (see `createFooterLink` above).\n * * When Page Previews are disabled, then the link is shown; otherwise, the\n *   link is hidden.\n * * When the user clicks the link, then the `showSettings` bound action\n *   creator is called.\n *\n * @param {Object} boundActions\n * @return {ext.popups.ChangeListener}\n */\nexport default function footerLink( boundActions ) {\n\tvar $footerLink;\n\n\treturn function ( prevState, state ) {\n\t\tif ( $footerLink === undefined ) {\n\t\t\t$footerLink = createFooterLink();\n\t\t\t$footerLink.click( function ( e ) {\n\t\t\t\te.preventDefault();\n\t\t\t\tboundActions.showSettings();\n\t\t\t} );\n\t\t}\n\n\t\tif ( state.settings.shouldShowFooterLink ) {\n\t\t\t$footerLink.show();\n\t\t} else {\n\t\t\t$footerLink.hide();\n\t\t}\n\t};\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/changeListeners/footerLink.js\n// module id = ./src/changeListeners/footerLink.js\n// module chunks = 0","import footerLink from './footerLink';\nimport eventLogging from './eventLogging';\nimport linkTitle from './linkTitle';\nimport render from './render';\nimport settings from './settings';\nimport statsv from './statsv';\nimport syncUserSettings from './syncUserSettings';\n\nexport default {\n\tfooterLink: footerLink,\n\teventLogging: eventLogging,\n\tlinkTitle: linkTitle,\n\trender: render,\n\tsettings: settings,\n\tstatsv: statsv,\n\tsyncUserSettings: syncUserSettings\n};\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/changeListeners/index.js\n// module id = ./src/changeListeners/index.js\n// module chunks = 0","var $ = jQuery;\n\n/**\n * Creates an instance of the link title change listener.\n *\n * While the user dwells on a link, then it becomes the active link. The\n * change listener will remove a link's `title` attribute while it's the\n * active link.\n *\n * @return {ext.popups.ChangeListener}\n */\nexport default function linkTitle() {\n\tvar title;\n\n\t/**\n\t * Destroys the title attribute of the element, storing its value in local\n\t * state so that it can be restored later (see `restoreTitleAttr`).\n\t *\n\t * @param {Element} el\n\t */\n\tfunction destroyTitleAttr( el ) {\n\t\tvar $el = $( el );\n\n\t\t// Has the user dwelled on a link? If we've already removed its title\n\t\t// attribute, then NOOP.\n\t\tif ( title ) {\n\t\t\treturn;\n\t\t}\n\n\t\ttitle = $el.attr( 'title' );\n\n\t\t$el.attr( 'title', '' );\n\t}\n\n\t/**\n\t * Restores the title attribute of the element.\n\t *\n\t * @param {Element} el\n\t */\n\tfunction restoreTitleAttr( el ) {\n\t\t$( el ).attr( 'title', title );\n\n\t\ttitle = undefined;\n\t}\n\n\treturn function ( prevState, state ) {\n\t\tvar hasPrevActiveLink = prevState && prevState.preview.activeLink;\n\n\t\tif ( !state.preview.enabled ) {\n\t\t\treturn;\n\t\t}\n\n\t\tif ( hasPrevActiveLink ) {\n\n\t\t\t// Has the user dwelled on a link immediately after abandoning another\n\t\t\t// (remembering that the ABANDON_END action is delayed by\n\t\t\t// ~10e2 ms).\n\t\t\tif ( prevState.preview.activeLink !== state.preview.activeLink ) {\n\t\t\t\trestoreTitleAttr( prevState.preview.activeLink );\n\t\t\t}\n\t\t}\n\n\t\tif ( state.preview.activeLink ) {\n\t\t\tdestroyTitleAttr( state.preview.activeLink );\n\t\t}\n\t};\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/changeListeners/linkTitle.js\n// module id = ./src/changeListeners/linkTitle.js\n// module chunks = 0","import * as renderer from '../ui/renderer';\n\n/**\n * Creates an instance of the render change listener.\n *\n * FIXME: Remove hard coupling with renderer, inject it as a parameter\n * * Wire it up in index.js\n * * Fix tests to remove require mocking\n *\n * @param {ext.popups.PreviewBehavior} previewBehavior\n * @return {ext.popups.ChangeListener}\n */\nexport default function render( previewBehavior ) {\n\tvar preview;\n\n\treturn function ( prevState, state ) {\n\t\tif ( state.preview.shouldShow && !preview ) {\n\t\t\tpreview = renderer.render( state.preview.fetchResponse );\n\t\t\tpreview.show(\n\t\t\t\tstate.preview.activeEvent,\n\t\t\t\tpreviewBehavior,\n\t\t\t\tstate.preview.activeToken\n\t\t\t\t);\n\t\t} else if ( !state.preview.shouldShow && preview ) {\n\t\t\tpreview.hide();\n\t\t\tpreview = undefined;\n\t\t}\n\t};\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/changeListeners/render.js\n// module id = ./src/changeListeners/render.js\n// module chunks = 0","/**\n * Creates an instance of the settings change listener.\n *\n * @param {Object} boundActions\n * @param {Object} render function that renders a jQuery el with the settings\n * @return {ext.popups.ChangeListener}\n */\nexport default function settings( boundActions, render ) {\n\tvar settings;\n\n\treturn function ( prevState, state ) {\n\t\tif ( !prevState ) {\n\t\t\t// Nothing to do on initialization\n\t\t\treturn;\n\t\t}\n\n\t\t// Update global modal visibility\n\t\tif (\n\t\t\tprevState.settings.shouldShow === false &&\n\t\t\tstate.settings.shouldShow === true\n\t\t) {\n\t\t\t// Lazily instantiate the settings UI\n\t\t\tif ( !settings ) {\n\t\t\t\tsettings = render( boundActions );\n\t\t\t\tsettings.appendTo( document.body );\n\t\t\t}\n\n\t\t\t// Update the UI settings with the current settings\n\t\t\tsettings.setEnabled( state.preview.enabled );\n\n\t\t\tsettings.show();\n\t\t} else if (\n\t\t\tprevState.settings.shouldShow === true &&\n\t\t\tstate.settings.shouldShow === false\n\t\t) {\n\t\t\tsettings.hide();\n\t\t}\n\n\t\t// Update help visibility\n\t\tif ( prevState.settings.showHelp !== state.settings.showHelp ) {\n\t\t\tsettings.toggleHelp( state.settings.showHelp );\n\t\t}\n\t};\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/changeListeners/settings.js\n// module id = ./src/changeListeners/settings.js\n// module chunks = 0","/**\n * Creates an instance of the statsv change listener.\n *\n * The listener will log events to StatsD via the [the \"StatsD timers and\n * counters\" analytics event protocol][0].\n *\n * [0]: https://github.com/wikimedia/mediawiki-extensions-WikimediaEvents/blob/29c864a0/modules/ext.wikimediaEvents.statsd.js\n *\n * @param {Object} boundActions\n * @param {EventTracker} track\n * @return {ext.popups.ChangeListener}\n */\nexport default function statsv( boundActions, track ) {\n\treturn function ( _, state ) {\n\t\tvar statsv = state.statsv;\n\n\t\tif ( statsv.action ) {\n\t\t\ttrack( statsv.action, statsv.data );\n\n\t\t\tboundActions.statsvLogged();\n\t\t}\n\t};\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/changeListeners/statsv.js\n// module id = ./src/changeListeners/statsv.js\n// module chunks = 0","/**\n * @module changeListeners/syncUserSettings\n */\n\n/**\n * Creates an instance of the user settings sync change listener.\n *\n * This change listener syncs certain parts of the state tree to user\n * settings when they change.\n *\n * Used for:\n *\n * * Enabled state: If the previews are enabled or disabled.\n * * Preview count: When the user dwells on a link for long enough that\n *   a preview is shown, then their preview count will be incremented (see\n *   `reducers/eventLogging.js`, and is persisted to local storage.\n *\n * @param {ext.popups.UserSettings} userSettings\n * @return {ext.popups.ChangeListener}\n */\nexport default function syncUserSettings( userSettings ) {\n\n\treturn function ( prevState, state ) {\n\n\t\tsyncIfChanged(\n\t\t\tprevState, state, 'eventLogging', 'previewCount',\n\t\t\tuserSettings.setPreviewCount\n\t\t);\n\t\tsyncIfChanged(\n\t\t\tprevState, state, 'preview', 'enabled',\n\t\t\tuserSettings.setIsEnabled\n\t\t);\n\n\t};\n}\n\n/**\n * Given a state tree, reducer and property, safely return the value of the\n * property if the reducer and property exist\n * @param {Object} state tree\n * @param {String} reducer key to access on the state tree\n * @param {String} prop key to access on the reducer key of the state tree\n * @return {*}\n */\nfunction get( state, reducer, prop ) {\n\treturn state[ reducer ] && state[ reducer ][ prop ];\n}\n\n/**\n * Calls a sync function if the property prop on the property reducer on\n * the state trees has changed value.\n * @param {Object} prevState\n * @param {Object} state\n * @param {String} reducer key to access on the state tree\n * @param {String} prop key to access on the reducer key of the state tree\n * @param {Function} sync function to be called with the newest value if\n * changed\n */\nfunction syncIfChanged( prevState, state, reducer, prop, sync ) {\n\tvar current = get( state, reducer, prop );\n\tif ( prevState && ( get( prevState, reducer, prop ) !== current ) ) {\n\t\tsync( current );\n\t}\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/changeListeners/syncUserSettings.js\n// module id = ./src/changeListeners/syncUserSettings.js\n// module chunks = 0","/**\n * @module constants\n */\nvar $ = jQuery,\n\t// If bracketedDevicePixelRatio is not available default to 1 (in tests for\n\t// example)\n\tpixelRatio = $.bracketedDevicePixelRatio && $.bracketedDevicePixelRatio() || 1,\n\tBUCKETS = {\n\t\toff: 'off',\n\t\ton: 'on',\n\t\tcontrol: 'control'\n\t};\n\nexport { BUCKETS };\n\nexport default {\n\tTHUMBNAIL_SIZE: 300 * pixelRatio,\n\tEXTRACT_LENGTH: 525\n};\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/constants.js\n// module id = ./src/constants.js\n// module chunks = 0","/**\n * @module counts\n */\n\n/**\n * Gets the count bucket for the number of edits a user has made.\n *\n * The buckets are defined as part of\n * [the Popups schema](https://meta.wikimedia.org/wiki/Schema:Popups).\n *\n * Extracted from `mw.popups.schemaPopups.getEditCountBucket`.\n *\n * @param {Number} count\n * @return {String}\n */\nexports.getEditCountBucket = function getEditCountBucket( count ) {\n\tvar bucket;\n\n\tif ( count === 0 ) {\n\t\tbucket = '0';\n\t} else if ( count >= 1 && count <= 4 ) {\n\t\tbucket = '1-4';\n\t} else if ( count >= 5 && count <= 99 ) {\n\t\tbucket = '5-99';\n\t} else if ( count >= 100 && count <= 999 ) {\n\t\tbucket = '100-999';\n\t} else if ( count >= 1000 ) {\n\t\tbucket = '1000+';\n\t}\n\n\treturn bucket + ' edits';\n};\n\n/**\n * Gets the count bucket for the number of previews a user has seen.\n *\n * If local storage isn't available - because the user has disabled it\n * or the browser doesn't support it - then then \"unknown\" is returned.\n *\n * The buckets are defined as part of\n * [the Popups schema](https://meta.wikimedia.org/wiki/Schema:Popups).\n *\n * Extracted from `mw.popups.getPreviewCountBucket`.\n *\n * @param {Number} count\n * @return {String}\n */\nexports.getPreviewCountBucket = function getPreviewCountBucket( count ) {\n\tvar bucket;\n\n\tif ( count === 0 ) {\n\t\tbucket = '0';\n\t} else if ( count >= 1 && count <= 4 ) {\n\t\tbucket = '1-4';\n\t} else if ( count >= 5 && count <= 20 ) {\n\t\tbucket = '5-20';\n\t} else if ( count >= 21 ) {\n\t\tbucket = '21+';\n\t}\n\n\treturn bucket !== undefined ? ( bucket + ' previews' ) : 'unknown';\n};\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/counts.js\n// module id = ./src/counts.js\n// module chunks = 0","/**\n * @module experiments\n */\n\n/**\n * @interface Experiments\n *\n * @global\n */\n\n/**\n * Creates a helper wrapper for the MediaWiki-provided\n * `mw.experiments#getBucket` bucketing function.\n *\n * @param {mw.experiments} mwExperiments The `mw.experiments` singleton instance\n * @return {Experiments}\n */\nexport default function createExperiments( mwExperiments ) {\n\treturn {\n\n\t\t/**\n\t\t * Gets whether something is true given a name and a token.\n\t\t *\n\t\t * @example\n\t\t * import createExperiments from './src/experiments';\n\t\t * const experiments = createExperiments( mw.experiments );\n\t\t * const isFooEnabled = experiments.weightedBoolean(\n\t\t *   'foo',\n\t\t *   10 / 100, // 10% of all unique tokens should have foo enabled.\n\t\t *   token\n\t\t * );\n\t\t *\n\t\t * @function\n\t\t * @name Experiments#weightedBoolean\n\t\t * @param {String} name The name of the thing. Since this is used as the\n\t\t *  name of the underlying experiment it should be unique to reduce the\n\t\t *  likelihood of collisions with other enabled experiments\n\t\t * @param {Number} trueWeight A number between 0 and 1, representing the\n\t\t *  probability of the thing being true\n\t\t * @param {String} token A token associated with the user for the duration\n\t\t *  of the experiment\n\t\t * @return {Boolean}\n\t\t */\n\t\tweightedBoolean: function ( name, trueWeight, token ) {\n\t\t\treturn mwExperiments.getBucket( {\n\t\t\t\tenabled: true,\n\n\t\t\t\tname: name,\n\t\t\t\tbuckets: {\n\t\t\t\t\t'true': trueWeight,\n\t\t\t\t\t'false': 1 - trueWeight\n\t\t\t\t}\n\t\t\t}, token ) === 'true';\n\t\t}\n\t};\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/experiments.js\n// module id = ./src/experiments.js\n// module chunks = 0","var $ = jQuery,\n\tmw = window.mediaWiki;\n\n/**\n * Improves the plain text extracts\n * @param {String} plainTextExtract\n * @param {String} title\n * @returns {Array}\n */\nexport function formatPlainTextExtract( plainTextExtract, title ) {\n\tvar extract = plainTextExtract;\n\tif ( plainTextExtract === undefined ) {\n\t\treturn [];\n\t}\n\n\textract = removeParentheticals( extract );\n\textract = removeTrailingEllipsis( extract );\n\n\t// After cleaning the extract it may have been blanked\n\tif ( extract.length === 0 ) {\n\t\treturn [];\n\t}\n\n\textract = makeTitleInExtractBold( extract, title );\n\treturn extract;\n}\n\n/**\n * Converts the extract into a list of elements, which correspond to fragments\n * of the extract. Fragments that match the title verbatim are wrapped in a\n * `<b>` element.\n *\n * Using the bolded elements of the extract of the page directly is covered by\n * [T141651](https://phabricator.wikimedia.org/T141651).\n *\n * Extracted from `mw.popups.renderer.article.getProcessedElements`.\n *\n * @param {String} extract\n * @param {String} title\n * @return {Array} A set of HTML Elements\n */\nfunction makeTitleInExtractBold( extract, title ) {\n\tvar regExp, escapedTitle,\n\t\telements = [],\n\t\tboldIdentifier = '<bi-' + Math.random() + '>',\n\t\tsnip = '<snip-' + Math.random() + '>';\n\n\ttitle = title.replace( /\\s+/g, ' ' ).trim(); // Remove extra white spaces\n\tescapedTitle = mw.RegExp.escape( title ); // Escape RegExp elements\n\tregExp = new RegExp( '(^|\\\\s)(' + escapedTitle + ')(|$)', 'i' );\n\n\t// Remove text in parentheses along with the parentheses\n\textract = extract.replace( /\\s+/, ' ' ); // Remove extra white spaces\n\n\t// Make title bold in the extract text\n\t// As the extract is html escaped there can be no such string in it\n\t// Also, the title is escaped of RegExp elements thus can't have \"*\"\n\textract = extract.replace( regExp, '$1' + snip + boldIdentifier + '$2' + snip + '$3' );\n\textract = extract.split( snip );\n\n\t$.each( extract, function ( index, part ) {\n\t\tif ( part.indexOf( boldIdentifier ) === 0 ) {\n\t\t\telements.push( $( '<b>' ).text( part.substring( boldIdentifier.length ) ) );\n\t\t} else {\n\t\t\telements.push( document.createTextNode( part ) );\n\t\t}\n\t} );\n\n\treturn elements;\n}\n\n/**\n * Removes the trailing ellipsis from the extract, if it's there.\n *\n * This function was extracted from\n * `mw.popups.renderer.article#removeEllipsis`.\n *\n * @param {String} extract\n * @return {String}\n */\nexport function removeTrailingEllipsis( extract ) {\n\treturn extract.replace( /\\.\\.\\.$/, '' );\n}\n\n/**\n * Removes parentheticals from the extract.\n *\n * If the parenthesis are unbalanced or out of order, then the extract is\n * returned without further processing.\n *\n * This function was extracted from\n * `mw.popups.renderer.article#removeParensFromText`.\n *\n * @param {String} extract\n * @return {String}\n */\nexport function removeParentheticals( extract ) {\n\tvar\n\t\tch,\n\t\tresult = '',\n\t\tlevel = 0,\n\t\ti = 0;\n\n\tfor ( i; i < extract.length; i++ ) {\n\t\tch = extract.charAt( i );\n\n\t\tif ( ch === ')' && level === 0 ) {\n\t\t\treturn extract;\n\t\t}\n\t\tif ( ch === '(' ) {\n\t\t\tlevel++;\n\t\t\tcontinue;\n\t\t} else if ( ch === ')' ) {\n\t\t\tlevel--;\n\t\t\tcontinue;\n\t\t}\n\t\tif ( level === 0 ) {\n\t\t\t// Remove leading spaces before brackets\n\t\t\tif ( ch === ' ' && extract.charAt( i + 1 ) === '(' ) {\n\t\t\t\tcontinue;\n\t\t\t}\n\t\t\tresult += ch;\n\t\t}\n\t}\n\n\treturn ( level === 0 ) ? result : extract;\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/formatter.js\n// module id = ./src/formatter.js\n// module chunks = 0","import constants from '../constants';\nimport createMediaWikiApiGateway from './mediawiki';\nimport createRESTBaseGateway from './rest';\nimport * as formatters from './restFormatters';\n\nvar mw = mediaWiki,\n\t$ = jQuery;\n\n// Note that this interface definition is in the global scope.\n/**\n * The interface implemented by all preview gateways.\n *\n * @interface Gateway\n */\n\n/**\n * Fetches a preview for a page.\n *\n * If the underlying request is successful and contains data about the page,\n * then the resulting promise will resolve. If not, then it will reject.\n *\n * @function\n * @name Gateway#getPageSummary\n * @param {String} title The title of the page\n * @returns {jQuery.Promise<PreviewModel>}\n */\n\n/**\n * Creates a gateway with sensible values for the dependencies.\n *\n * @param {mw.Map} config\n * @return {Gateway}\n */\nexport default function createGateway( config ) {\n\tswitch ( config.get( 'wgPopupsGateway' ) ) {\n\t\tcase 'mwApiPlain':\n\t\t\treturn createMediaWikiApiGateway( new mw.Api(), constants );\n\t\tcase 'restbasePlain':\n\t\t\treturn createRESTBaseGateway( $.ajax, constants, formatters.parsePlainTextResponse );\n\t\tcase 'restbaseHTML':\n\t\t\treturn createRESTBaseGateway( $.ajax, constants, formatters.parseHTMLResponse );\n\t\tdefault:\n\t\t\tthrow new Error( 'Unknown gateway' );\n\t}\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/gateway/index.js\n// module id = ./src/gateway/index.js\n// module chunks = 0","/**\n * @module gateway/mediawiki\n */\n\n/**\n * @interface MediaWikiGateway\n * @extends Gateway\n *\n * @global\n */\n\nimport { createModel } from '../preview/model';\nimport * as formatter from '../formatter';\n\n// Public and private cache lifetime (5 minutes)\n//\n// FIXME: Move this to src/constants.js.\nvar CACHE_LIFETIME = 300,\n\t$ = jQuery;\n\n/**\n * Creates an instance of the MediaWiki API gateway.\n *\n * @param {mw.Api} api\n * @param {Object} config Configuration that affects the major behavior of the\n *  gateway.\n * @param {Number} config.THUMBNAIL_SIZE The length of the major dimension of\n *  the thumbnail.\n * @param {Number} config.EXTRACT_LENGTH The maximum length, in characters,\n *  of the extract.\n * @returns {MediaWikiGateway}\n */\nexport default function createMediaWikiApiGateway( api, config ) {\n\n\t/**\n\t * Fetches page data from the API.\n\t *\n\t * @function\n\t * @name MediaWikiGateway#fetch\n\t * @param {String} title\n\t * @return {jQuery.Promise}\n\t */\n\tfunction fetch( title ) {\n\t\treturn api.get( {\n\t\t\taction: 'query',\n\t\t\tprop: 'info|extracts|pageimages|revisions|info',\n\t\t\tformatversion: 2,\n\t\t\tredirects: true,\n\t\t\texintro: true,\n\t\t\texchars: config.EXTRACT_LENGTH,\n\n\t\t\t// There is an added geometric limit on .mwe-popups-extract\n\t\t\t// so that text does not overflow from the card.\n\t\t\texplaintext: true,\n\n\t\t\tpiprop: 'thumbnail',\n\t\t\tpithumbsize: config.THUMBNAIL_SIZE,\n\t\t\tpilicense: 'any',\n\t\t\trvprop: 'timestamp',\n\t\t\tinprop: 'url',\n\t\t\ttitles: title,\n\t\t\tsmaxage: CACHE_LIFETIME,\n\t\t\tmaxage: CACHE_LIFETIME,\n\t\t\tuselang: 'content'\n\t\t}, {\n\t\t\theaders: {\n\t\t\t\t'X-Analytics': 'preview=1'\n\t\t\t}\n\t\t} );\n\t}\n\n\tfunction getPageSummary( title ) {\n\t\treturn fetch( title )\n\t\t\t.then( extractPageFromResponse )\n\t\t\t.then( formatPlainTextExtract )\n\t\t\t.then( convertPageToModel );\n\t}\n\n\treturn {\n\t\tfetch: fetch,\n\t\textractPageFromResponse: extractPageFromResponse,\n\t\tconvertPageToModel: convertPageToModel,\n\t\tgetPageSummary: getPageSummary,\n\t\tformatPlainTextExtract: formatPlainTextExtract\n\t};\n}\n\n/**\n * Extracts page data from the API response.\n *\n * @function\n * @name MediaWikiGateway#extractPageFromResponse\n * @param {Object} data The response\n * @throws {Error} If the response is empty or doesn't contain data about the\n *  page\n * @returns {Object}\n */\nfunction extractPageFromResponse( data ) {\n\tif (\n\t\tdata.query &&\n\t\tdata.query.pages &&\n\t\tdata.query.pages.length\n\t) {\n\t\treturn data.query.pages[ 0 ];\n\t}\n\n\tthrow new Error( 'API response `query.pages` is empty.' );\n}\n\n/**\n * Make plain text nicer by applying formatter.\n *\n * @function\n * @name MediaWikiGateway#formatPlainTextExtract\n * @param {Object} data The response\n * @returns {Object}\n */\nfunction formatPlainTextExtract( data ) {\n\tvar result = $.extend( {}, data );\n\tresult.extract = formatter.formatPlainTextExtract( data.extract, data.title );\n\treturn result;\n}\n\n/**\n * Converts the API response to a preview model.\n *\n * @function\n * @name MediaWikiGateway#convertPageToModel\n * @param {Object} page\n * @returns {PreviewModel}\n */\nfunction convertPageToModel( page ) {\n\treturn createModel(\n\t\tpage.title,\n\t\tpage.canonicalurl,\n\t\tpage.pagelanguagehtmlcode,\n\t\tpage.pagelanguagedir,\n\t\tpage.extract,\n\t\tpage.thumbnail\n\t);\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/gateway/mediawiki.js\n// module id = ./src/gateway/mediawiki.js\n// module chunks = 0","/**\n * @module gateway/rest\n */\n\nimport { createModel, createNullModel } from '../preview/model';\n\nvar RESTBASE_ENDPOINT = '/api/rest_v1/page/summary/',\n\tRESTBASE_PROFILE = 'https://www.mediawiki.org/wiki/Specs/Summary/1.2.0',\n\tmw = window.mediaWiki,\n\t$ = jQuery;\n/**\n * @interface RESTBaseGateway\n * @extends Gateway\n *\n * @global\n */\n\n/**\n * Creates an instance of the RESTBase gateway.\n *\n * This gateway differs from the {@link MediaWikiGateway MediaWiki gateway} in\n * that it fetches page data from [the RESTBase page summary endpoint][0].\n *\n * [0]: https://en.wikipedia.org/api/rest_v1/#!/Page_content/get_page_summary_title\n *\n * @param {Function} ajax A function with the same signature as `jQuery.ajax`\n * @param {Object} config Configuration that affects the major behavior of the\n *  gateway.\n * @param {Number} config.THUMBNAIL_SIZE The length of the major dimension of\n *  the thumbnail.\n * @param {Function} extractParser A function that takes response and returns parsed extract\n * @returns {RESTBaseGateway}\n */\nexport default function createRESTBaseGateway( ajax, config, extractParser ) {\n\n\t/**\n\t * Fetches page data from [the RESTBase page summary endpoint][0].\n\t *\n\t * [0]: https://en.wikipedia.org/api/rest_v1/#!/Page_content/get_page_summary_title\n\t *\n\t * @function\n\t * @name MediaWikiGateway#fetch\n\t * @param {String} title\n\t * @return {jQuery.Promise}\n\t */\n\tfunction fetch( title ) {\n\t\treturn ajax( {\n\t\t\turl: RESTBASE_ENDPOINT + encodeURIComponent( title ),\n\t\t\theaders: {\n\t\t\t\tAccept: 'application/json; charset=utf-8; ' +\n\t\t\t\t\t'profile=\"' + RESTBASE_PROFILE + '\"'\n\t\t\t}\n\t\t} );\n\t}\n\n\tfunction getPageSummary( title ) {\n\t\tvar result = $.Deferred();\n\n\t\tfetch( title )\n\t\t\t.then(\n\t\t\t\tfunction ( page ) {\n\t\t\t\t\tresult.resolve(\n\t\t\t\t\t\tconvertPageToModel( page, config.THUMBNAIL_SIZE, extractParser ) );\n\t\t\t\t},\n\t\t\t\tfunction ( jqXHR ) {\n\t\t\t\t\tif ( jqXHR.status === 404 ) {\n\n\t\t\t\t\t\tresult.resolve(\n\t\t\t\t\t\t\tcreateNullModel( title )\n\t\t\t\t\t\t);\n\t\t\t\t\t} else {\n\t\t\t\t\t\tresult.reject();\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t);\n\n\t\treturn result.promise();\n\t}\n\n\treturn {\n\t\tfetch: fetch,\n\t\tconvertPageToModel: convertPageToModel,\n\t\tgetPageSummary: getPageSummary\n\t};\n}\n\n/**\n * Resizes the thumbnail to the requested width, preserving its aspect ratio.\n *\n * The requested width is limited to that of the original image unless the image\n * is an SVG, which can be scaled infinitely.\n *\n * This function is only intended to mangle the pretty thumbnail URLs used on\n * Wikimedia Commons. Once [an official thumb API](https://phabricator.wikimedia.org/T66214)\n * is fully specified and implemented, this function can be made more general.\n *\n * @param {Object} thumbnail The thumbnail image\n * @param {Object} original The original image\n * @param {Number} thumbSize The requested size\n * @returns {Object}\n */\nfunction generateThumbnailData( thumbnail, original, thumbSize ) {\n\tvar parts = thumbnail.source.split( '/' ),\n\t\tlastPart = parts[ parts.length - 1 ],\n\t\tfilename,\n\t\twidth,\n\t\theight;\n\n\t// The last part, the thumbnail's full filename, is in the following form:\n\t// ${width}px-${filename}.${extension}. Splitting the thumbnail's filename\n\t// makes this function resilient to the thumbnail not having the same\n\t// extension as the original image, which is definitely the case for SVG's\n\t// where the thumbnail's extension is .svg.png.\n\tfilename = lastPart.substr( lastPart.indexOf( 'px-' ) + 3 );\n\n\t// Scale the thumbnail's largest dimension.\n\tif ( thumbnail.width > thumbnail.height ) {\n\t\twidth = thumbSize;\n\t\theight = Math.floor( ( thumbSize / thumbnail.width ) * thumbnail.height );\n\t} else {\n\t\twidth = Math.floor( ( thumbSize / thumbnail.height ) * thumbnail.width );\n\t\theight = thumbSize;\n\t}\n\n\t// If the image isn't an SVG, then it shouldn't be scaled past its original\n\t// dimensions.\n\tif ( width >= original.width && filename.indexOf( '.svg' ) === -1 ) {\n\t\treturn original;\n\t}\n\n\tparts[ parts.length - 1 ] = width + 'px-' + filename;\n\n\treturn {\n\t\tsource: parts.join( '/' ),\n\t\twidth: width,\n\t\theight: height\n\t};\n}\n\n/**\n * Converts the API response to a preview model.\n *\n * @function\n * @name RESTBaseGateway#convertPageToModel\n * @param {Object} page\n * @param {Number} thumbSize\n * @param {Function} extractParser\n * @returns {PreviewModel}\n */\nfunction convertPageToModel( page, thumbSize, extractParser ) {\n\treturn createModel(\n\t\tpage.title,\n\t\tnew mw.Title( page.title ).getUrl(),\n\t\tpage.lang,\n\t\tpage.dir,\n\t\textractParser( page ),\n\t\tpage.thumbnail ? generateThumbnailData( page.thumbnail, page.originalimage, thumbSize ) : undefined\n\t);\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/gateway/rest.js\n// module id = ./src/gateway/rest.js\n// module chunks = 0","import * as formatter from '../formatter';\n\n/**\n * Prepare extract\n * @param {Object} page Rest response\n * @returns {Array} An array of DOM Elements\n */\nexport function parseHTMLResponse( page ) {\n\tvar extract = page.extract_html;\n\textract = formatter.removeTrailingEllipsis( extract );\n\textract = formatter.removeParentheticals( extract );\n\n\treturn extract.length === 0 ? [] : $.parseHTML( extract );\n}\n\n/**\n * Prepare extract\n * @param {Object} page Rest response\n * @returns {Array} An array of DOM Elements\n */\nexport function parsePlainTextResponse( page ) {\n\treturn formatter.formatPlainTextExtract( page.extract, page.title );\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/gateway/restFormatters.js\n// module id = ./src/gateway/restFormatters.js\n// module chunks = 0","/**\n * What is the bucket for the given user given the enabled sampling rate?\n *\n * @param {mw.experiments} experiments The `mw.experiments` singleton instance\n * @param {Number} experimentGroupSize [0,1] of users of which should be subjected to an\n *  A/B test. The remaining users will be put in the 'off' bucket.\n * @param {string} sessionId a unique session token\n *\n * @return {string} bucket that the user belongs to (off/control/on)\n */\nfunction getUserBucket( experiments, experimentGroupSize, sessionId ) {\n\tvar control = experimentGroupSize / 2;\n\tif ( !experimentGroupSize ) {\n\t\t// no users are subject to experiment\n\t\treturn 'on';\n\t}\n\n\treturn experiments.getBucket( {\n\t\tname: 'ext.Popups.visibility',\n\t\tenabled: true,\n\t\tbuckets: {\n\t\t\toff: 1 - experimentGroupSize,\n\t\t\tcontrol: control,\n\t\t\ton: control\n\t\t}\n\t}, sessionId );\n}\n\nexport default getUserBucket;\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/getUserBucket.js\n// module id = ./src/getUserBucket.js\n// module chunks = 0","/**\n * @module popups\n */\n\nimport * as Redux from 'redux';\nimport * as ReduxThunk from 'redux-thunk';\n\nimport createGateway from './gateway';\nimport createUserSettings from './userSettings';\nimport createPreviewBehavior from './previewBehavior';\nimport createSettingsDialogRenderer from './ui/settingsDialog';\nimport registerChangeListener from './changeListener';\nimport createIsEnabled from './isEnabled';\nimport { fromElement as titleFromElement } from './title';\nimport { init as rendererInit } from './ui/renderer';\nimport createExperiments from './experiments';\nimport { isEnabled as isStatsvEnabled } from './instrumentation/statsv';\nimport { isEnabled as isEventLoggingEnabled } from './instrumentation/eventLogging';\nimport changeListeners from './changeListeners';\nimport * as actions from './actions';\nimport reducers from './reducers';\nimport createMediaWikiPopupsObject from './integrations/mwpopups';\nimport getUserBucket from './getUserBucket';\n\nvar mw = mediaWiki,\n\t$ = jQuery,\n\n\tBLACKLISTED_LINKS = [\n\t\t'.extiw',\n\t\t'.image',\n\t\t'.new',\n\t\t'.internal',\n\t\t'.external',\n\t\t'.oo-ui-buttonedElement-button',\n\t\t'.cancelLink a'\n\t];\n\n/**\n * @typedef {Function} EventTracker\n *\n * An analytics event tracker, i.e. `mw.track`.\n *\n * @param {String} topic\n * @param {Object} data\n *\n * @global\n */\n\n/**\n * Gets the appropriate analytics event tracker for logging metrics to StatsD\n * via [the \"StatsD timers and counters\" analytics event protocol][0].\n *\n * If logging metrics to StatsD is enabled for the duration of the user's\n * session, then the appriopriate function is `mw.track`; otherwise it's\n * `$.noop`.\n *\n * [0]: https://github.com/wikimedia/mediawiki-extensions-WikimediaEvents/blob/29c864a0/modules/ext.wikimediaEvents.statsd.js\n *\n * @param {Object} user\n * @param {Object} config\n * @param {Experiments} experiments\n * @return {EventTracker}\n */\nfunction getStatsvTracker( user, config, experiments ) {\n\treturn isStatsvEnabled( user, config, experiments ) ? mw.track : $.noop;\n}\n\n/**\n * Gets the appropriate analytics event tracker for logging EventLogging events\n * via [the \"EventLogging subscriber\" analytics event protocol][0].\n *\n * If logging EventLogging events is enabled for the duration of the user's\n * session, then the appriopriate function is `mw.track`; otherwise it's\n * `$.noop`.\n *\n * [0]: https://github.com/wikimedia/mediawiki-extensions-EventLogging/blob/d1409759/modules/ext.eventLogging.subscriber.js\n *\n * @param {Object} user\n * @param {Object} config\n * @param {String} bucket for user\n * @param {Window} window\n * @return {EventTracker}\n */\nfunction getEventLoggingTracker( user, config, bucket, window ) {\n\treturn isEventLoggingEnabled(\n\t\tuser,\n\t\tconfig,\n\t\tbucket,\n\t\twindow\n\t) ? mw.track : $.noop;\n}\n\n/**\n * Subscribes the registered change listeners to the\n * [store](http://redux.js.org/docs/api/Store.html#store).\n *\n * @param {Redux.Store} store\n * @param {Object} actions\n * @param {UserSettings} userSettings\n * @param {Function} settingsDialog\n * @param {PreviewBehavior} previewBehavior\n * @param {EventTracker} statsvTracker\n * @param {EventTracker} eventLoggingTracker\n */\nfunction registerChangeListeners( store, actions, userSettings, settingsDialog, previewBehavior, statsvTracker, eventLoggingTracker ) {\n\tregisterChangeListener( store, changeListeners.footerLink( actions ) );\n\tregisterChangeListener( store, changeListeners.linkTitle() );\n\tregisterChangeListener( store, changeListeners.render( previewBehavior ) );\n\tregisterChangeListener( store, changeListeners.statsv( actions, statsvTracker ) );\n\tregisterChangeListener( store, changeListeners.syncUserSettings( userSettings ) );\n\tregisterChangeListener( store, changeListeners.settings( actions, settingsDialog ) );\n\tregisterChangeListener( store, changeListeners.eventLogging( actions, eventLoggingTracker ) );\n}\n\n/*\n * Initialize the application by:\n * 1. Creating the state store\n * 2. Binding the actions to such store\n * 3. Trigger the boot action to bootstrap the system\n * 4. When the page content is ready:\n *   - Process the eligible links for page previews\n *   - Initialize the renderer\n *   - Bind hover and click events to the eligible links to trigger actions\n */\nmw.requestIdleCallback( function () {\n\tvar compose = Redux.compose,\n\t\tuserBucket,\n\t\tstore,\n\t\tboundActions,\n\n\t\t// So-called \"services\".\n\t\tgenerateToken = mw.user.generateRandomSessionId,\n\t\tgateway = createGateway( mw.config ),\n\t\tuserSettings,\n\t\tsettingsDialog,\n\t\texperiments,\n\t\tstatsvTracker,\n\t\teventLoggingTracker,\n\t\tisEnabled,\n\t\tpreviewBehavior;\n\n\tuserBucket = getUserBucket( mw.experiments, mw.config.get( 'wgPopupsAnonsExperimentalGroupSize' ),\n\t\tmw.user.sessionId() );\n\tuserSettings = createUserSettings( mw.storage );\n\tsettingsDialog = createSettingsDialogRenderer();\n\texperiments = createExperiments( mw.experiments );\n\tstatsvTracker = getStatsvTracker( mw.user, mw.config, experiments );\n\teventLoggingTracker = getEventLoggingTracker(\n\t\tmw.user,\n\t\tmw.config,\n\t\tuserBucket,\n\t\twindow\n\t);\n\n\tisEnabled = createIsEnabled( mw.user, userSettings, mw.config, userBucket );\n\n\t// If debug mode is enabled, then enable Redux DevTools.\n\tif ( mw.config.get( 'debug' ) === true ) {\n\t\t// eslint-disable-next-line no-underscore-dangle\n\t\tcompose = window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__ || compose;\n\t}\n\n\tstore = Redux.createStore(\n\t\tRedux.combineReducers( reducers ),\n\t\tcompose( Redux.applyMiddleware(\n\t\t\tReduxThunk.default\n\t\t) )\n\t);\n\tboundActions = Redux.bindActionCreators( actions, store.dispatch );\n\n\tpreviewBehavior = createPreviewBehavior( mw.config, mw.user, boundActions );\n\n\tregisterChangeListeners(\n\t\tstore, boundActions, userSettings, settingsDialog,\n\t\tpreviewBehavior, statsvTracker, eventLoggingTracker\n\t);\n\n\tboundActions.boot(\n\t\tisEnabled,\n\t\tmw.user,\n\t\tuserSettings,\n\t\tgenerateToken,\n\t\tmw.config\n\t);\n\n\t/*\n\t * Register external interface exposing popups internals so that other\n\t * extensions can query it (T171287)\n\t */\n\tmw.popups = createMediaWikiPopupsObject( store );\n\n\tmw.hook( 'wikipage.content' ).add( function ( $container ) {\n\t\tvar invalidLinksSelector = BLACKLISTED_LINKS.join( ', ' ),\n\t\t\tvalidLinkSelector = 'a[href][title]:not(' + invalidLinksSelector + ')';\n\n\t\trendererInit();\n\n\t\t$container\n\t\t\t.on( 'mouseover keyup', validLinkSelector, function ( event ) {\n\t\t\t\tvar mwTitle = titleFromElement( this, mw.config );\n\n\t\t\t\tif ( mwTitle ) {\n\t\t\t\t\tboundActions.linkDwell( mwTitle, this, event, gateway, generateToken );\n\t\t\t\t}\n\t\t\t} )\n\t\t\t.on( 'mouseout blur', validLinkSelector, function () {\n\t\t\t\tvar mwTitle = titleFromElement( this, mw.config );\n\n\t\t\t\tif ( mwTitle ) {\n\t\t\t\t\tboundActions.abandon( this );\n\t\t\t\t}\n\t\t\t} )\n\t\t\t.on( 'click', validLinkSelector, function () {\n\t\t\t\tvar mwTitle = titleFromElement( this, mw.config );\n\n\t\t\t\tif ( mwTitle ) {\n\t\t\t\t\tboundActions.linkClick( this );\n\t\t\t\t}\n\t\t\t} );\n\n\t} );\n} );\n\nwindow.Redux = Redux;\nwindow.ReduxThunk = ReduxThunk;\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/index.js\n// module id = ./src/index.js\n// module chunks = 0","/**\n * @module instrumentation/eventLogging\n */\nimport { BUCKETS } from './../constants';\n\n/**\n * Gets whether EventLogging logging is enabled for the duration of the user's\n * session.\n * If wgPopupsEventLogging is false this will return false unless debug=true has\n * been enabled.\n * If an experiment is being run (ie. wgPopupsAnonsExperimentalGroupSize has been\n * defined) then event logging will only be enabled for those in the `on` or `control`\n * groups.\n * However, if the UA doesn't support [the Beacon API][1], then bucketing is\n * disabled.\n *\n * [1]: https://w3c.github.io/beacon/\n *\n * @param {mw.user} user The `mw.user` singleton instance\n * @param {mw.Map} config The `mw.config` singleton instance\n * @param {String} bucket that the user is in (see constants.js)\n * @param {Window} window\n * @return {Boolean}\n */\nexport function isEnabled( user, config, bucket, window ) {\n\t// if debug mode is on, always enable event logging. @see T168847\n\tif ( config.get( 'debug' ) === true ) {\n\t\treturn true;\n\t}\n\n\tif ( !config.get( 'wgPopupsEventLogging' ) ) {\n\t\treturn false;\n\t}\n\n\tif (\n\t\t!window.navigator ||\n\t\t!$.isFunction( window.navigator.sendBeacon )\n\t) {\n\t\treturn false;\n\t}\n\n\treturn user.isAnon() && bucket !== BUCKETS.off;\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/instrumentation/eventLogging.js\n// module id = ./src/instrumentation/eventLogging.js\n// module chunks = 0","/**\n * @module instrumentation/statsv\n */\n\n/**\n * Gets whether Graphite logging (via [the statsv HTTP endpoint][0]) is enabled\n * for the duration of the user's session. The bucketing rate is controlled by\n * `wgPopupsStatsvSamplingRate`.\n *\n * [0]: https://wikitech.wikimedia.org/wiki/Graphite#statsv\n *\n * @param {mw.user} user The `mw.user` singleton instance\n * @param {mw.Map} config The `mw.config` singleton instance\n * @param {Experiments} experiments\n * @returns {Boolean}\n */\nexport function isEnabled( user, config, experiments ) {\n\tvar bucketingRate = config.get( 'wgPopupsStatsvSamplingRate', 0 );\n\n\treturn experiments.weightedBoolean(\n\t\t'ext.Popups.statsv',\n\t\tbucketingRate,\n\t\tuser.sessionId()\n\t);\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/instrumentation/statsv.js\n// module id = ./src/instrumentation/statsv.js\n// module chunks = 0","/**\n * @module MediaWiki-Popups Integration\n */\n\n/**\n * This function provides a mw.popups object which can be used by 3rd party\n * to interact with Popups. Currently it allows only to read isEnabled flag.\n *\n * @param {Redux.Store} store Popups store\n * @return {Object} external Popups interface\n */\nexport default function createMwPopups( store ) {\n\treturn {\n\t\tisEnabled: function isEnabled() {\n\t\t\treturn store.getState().preview.enabled;\n\t\t}\n\t};\n\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/integrations/mwpopups.js\n// module id = ./src/integrations/mwpopups.js\n// module chunks = 0","/**\n * @module isEnabled\n */\nimport { BUCKETS } from './constants';\n\n/**\n * Given the global state of the application, creates a function that gets\n * whether or not the user should have Page Previews enabled.\n *\n * Page Previews is disabled when the Navigation Popups gadget is enabled.\n *\n * If Page Previews is configured as a beta feature (see\n * `$wgPopupsBetaFeature`), the user must be logged in and have enabled the\n * beta feature in order to see previews. Logged out users won't be able\n * to see the feature.\n *\n * If Page Previews is configured as a user preference, then the user must\n * either be logged in and have enabled the preference or be logged out and have\n * not disabled previews via the settings modal. Logged out users who have not\n * disabled or enabled the previews via the settings modal will be subject to\n * wgPopupsAnonsExperimentalGroupSize if defined.\n *\n * @param {mw.user} user The `mw.user` singleton instance\n * @param {Object} userSettings An object returned by `userSettings.js`\n * @param {mw.Map} config\n * @param {String} bucket the user belongs to (off, on or control)\n *\n * @return {Boolean}\n */\nexport default function isEnabled( user, userSettings, config, bucket ) {\n\tif ( config.get( 'wgPopupsConflictsWithNavPopupGadget' ) ) {\n\t\treturn false;\n\t}\n\n\tif ( !user.isAnon() ) {\n\t\treturn config.get( 'wgPopupsShouldSendModuleToUser' );\n\t}\n\n\tif ( config.get( 'wgPopupsBetaFeature' ) ) {\n\t\treturn false;\n\t}\n\n\tif ( !userSettings.hasIsEnabled() ) {\n\t\treturn bucket === BUCKETS.on;\n\t}\n\n\treturn userSettings.getIsEnabled();\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/isEnabled.js\n// module id = ./src/isEnabled.js\n// module chunks = 0","/**\n * @module preview/model\n */\n\n/**\n * @constant {String}\n */\nexport var TYPE_GENERIC = 'generic';\n\n/**\n * @constant {String}\n */\nexport var TYPE_PAGE = 'page'; // eslint-disable-line one-var\n\n/**\n * @typedef {Object} PreviewModel\n * @property {String} title\n * @property {String} url The canonical URL of the page being previewed\n * @property {String} languageCode\n * @property {String} languageDirection Either \"ltr\" or \"rtl\"\n * @property {?Array} extract `undefined` if the extract isn't\n *  viable, e.g. if it's empty after having ellipsis and parentheticals\n *  removed\n * @property {String} type Either \"extract\" or \"generic\"\n * @property {?Object} thumbnail\n *\n * @global\n */\n\n/**\n * Creates a preview model.\n *\n * @param {String} title\n * @param {String} url The canonical URL of the page being previewed\n * @param {String} languageCode\n * @param {String} languageDirection Either \"ltr\" or \"rtl\"\n * @param {?Array} extract\n * @param {?Object} thumbnail\n * @return {PreviewModel}\n */\nexport function createModel(\n\ttitle,\n\turl,\n\tlanguageCode,\n\tlanguageDirection,\n\textract,\n\tthumbnail\n) {\n\tvar processedExtract = processExtract( extract );\n\n\treturn {\n\t\ttitle: title,\n\t\turl: url,\n\t\tlanguageCode: languageCode,\n\t\tlanguageDirection: languageDirection,\n\t\textract: processedExtract,\n\t\ttype: processedExtract === undefined ? TYPE_GENERIC : TYPE_PAGE,\n\t\tthumbnail: thumbnail\n\t};\n}\n\n/**\n * Creates an empty preview model.\n *\n * @param {String} title\n * @return {PreviewModel}\n */\nexport function createNullModel( title ) {\n\treturn createModel( title, '', '', '', [], '' );\n}\n\n/**\n * Processes the extract returned by the TextExtracts MediaWiki API query\n * module.\n *\n * If the extract is `undefined`, `null`, or empty, then `undefined` is\n * returned.\n *\n * @param {Array|undefined|null} extract\n * @return {Array|undefined} Array when extract is an not empty array, undefined otherwise\n */\nfunction processExtract( extract ) {\n\tif ( extract === undefined || extract === null || extract.length === 0 ) {\n\t\treturn undefined;\n\t}\n\treturn extract;\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/preview/model.js\n// module id = ./src/preview/model.js\n// module chunks = 0","/**\n * @module previewBehaviour\n */\n\nvar mw = window.mediaWiki,\n\t$ = jQuery;\n\n/**\n * A collection of event handlers specific to how the user interacts with all\n * previews. The event handlers  are are agnostic to how/when they are bound\n * //but not to what they are bound//, i.e. the showSettings event handler is\n * written to be bound to either an `<a>` or `<button>` element.\n *\n * @typedef {Object} ext.popups.PreviewBehavior\n * @property {String} settingsUrl\n * @property {Function} showSettings\n * @property {Function} previewDwell\n * @property {Function} previewAbandon\n * @property {Function} click handler for the entire preview\n */\n\n/**\n * Creates an instance of `ext.popups.PreviewBehavior`.\n *\n * If the user is logged out, then clicking the cog should show the settings\n * modal.\n *\n * If the user is logged in, then clicking the cog should send them to the\n * Special:Preferences page with the \"Beta features\" tab open if Page Previews\n * is enabled as a beta feature, or the \"Appearance\" tab otherwise.\n *\n * @param {mw.Map} config\n * @param {mw.User} user\n * @param {Object} actions The action creators bound to the Redux store\n * @return {ext.popups.PreviewBehavior}\n */\nexport default function createPreviewBehavior( config, user, actions ) {\n\tvar isBetaFeature = config.get( 'wgPopupsBetaFeature' ),\n\t\trawTitle,\n\t\tsettingsUrl,\n\t\tshowSettings = $.noop;\n\n\tif ( user.isAnon() ) {\n\t\tshowSettings = function ( event ) {\n\t\t\tevent.preventDefault();\n\n\t\t\tactions.showSettings();\n\t\t};\n\t} else {\n\t\trawTitle = 'Special:Preferences#mw-prefsection-';\n\t\trawTitle += isBetaFeature ? 'betafeatures' : 'rendering';\n\n\t\tsettingsUrl = mw.Title.newFromText( rawTitle )\n\t\t\t.getUrl();\n\t}\n\n\treturn {\n\t\tsettingsUrl: settingsUrl,\n\t\tshowSettings: showSettings,\n\t\tpreviewDwell: actions.previewDwell,\n\t\tpreviewAbandon: actions.abandon,\n\t\tpreviewShow: actions.previewShow,\n\t\tclick: actions.linkClick\n\t};\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/previewBehavior.js\n// module id = ./src/previewBehavior.js\n// module chunks = 0","/**\n * @module reducers/eventLogging\n */\n\nimport actionTypes from '../actionTypes';\nimport nextState from './nextState';\nimport * as counts from '../counts';\n\n/**\n * Initialize the data that's shared between all events.\n *\n * @param {Object} bootAction\n * @return {Object}\n */\nfunction getBaseData( bootAction ) {\n\tvar result = {\n\t\tpageTitleSource: bootAction.page.title,\n\t\tnamespaceIdSource: bootAction.page.namespaceID,\n\t\tpageIdSource: bootAction.page.id,\n\t\tisAnon: bootAction.user.isAnon,\n\t\tpopupEnabled: bootAction.isEnabled,\n\t\tpageToken: bootAction.pageToken,\n\t\tsessionToken: bootAction.sessionToken,\n\t\tpreviewCountBucket: counts.getPreviewCountBucket( bootAction.user.previewCount ),\n\t\thovercardsSuppressedByGadget: bootAction.isNavPopupsEnabled\n\t};\n\n\tif ( !bootAction.user.isAnon ) {\n\t\tresult.editCountBucket = counts.getEditCountBucket( bootAction.user.editCount );\n\t}\n\n\treturn result;\n}\n\n/**\n * Takes data specific to the action and adds the following properties:\n *\n * * `linkInteractionToken`;\n * * `pageTitleHover` and `namespaceIdHover`; and\n * * `previewType` and `perceivedWait`, if a preview has been shown.\n *\n * @param {Object} interaction\n * @param {Object} actionData Data specific to the action, e.g. see\n *  {@link module:reducers/eventLogging~createClosingEvent `createClosingEvent`}\n * @return {Object}\n */\nfunction createEvent( interaction, actionData ) {\n\tactionData.linkInteractionToken = interaction.token;\n\tactionData.pageTitleHover = interaction.title;\n\tactionData.namespaceIdHover = interaction.namespaceID;\n\n\t// Has the preview been shown?\n\tif ( interaction.timeToPreviewShow !== undefined ) {\n\t\tactionData.previewType = interaction.previewType;\n\t\tactionData.perceivedWait = interaction.timeToPreviewShow;\n\t}\n\n\treturn actionData;\n}\n\n/**\n * Creates an event that, when mixed into the base data (see\n * {@link module:reducers/eventLogging~getBaseData `getBaseData`}), represents\n * the user abandoning a link or preview.\n *\n * Since the event should be logged when the user has either abandoned a link or\n * dwelled on a different link, we refer to these events as \"closing\" events as\n * the link interaction has finished and a new one will be created later.\n *\n * If the link interaction is finalized, then no closing event is created.\n *\n * @param {Object} interaction\n * @return {Object|undefined}\n */\nfunction createClosingEvent( interaction ) {\n\tvar actionData = {\n\t\ttotalInteractionTime: Math.round( interaction.finished - interaction.started )\n\t};\n\n\tif ( interaction.finalized ) {\n\t\treturn undefined;\n\t}\n\n\t// Has the preview been shown? If so, then, in the context of the\n\t// instrumentation, then the preview has been dismissed by the user\n\t// rather than the user has abandoned the link.\n\tactionData.action = interaction.timeToPreviewShow ? 'dismissed' : 'dwelledButAbandoned';\n\n\treturn createEvent( interaction, actionData );\n}\n\n/**\n * Reducer for actions that may result in an event being logged with [the\n * Popups schema][0] via EventLogging.\n *\n * The complexity of this reducer reflects the complexity of [the schema][0],\n * which is compounded by the introduction of two delays introduced by the\n * system to provide reasonable performance and a consistent UX.\n *\n * The reducer must:\n *\n * * Accumulate the state required to log events. This state is\n *   referred to as \"the interaction state\" or \"the interaction\";\n * * Enforce the invariant that one event is logged per interaction;\n * * Defend against delayed actions being dispatched; and, as a direct\n *   consequence\n * * Handle transitioning from one interaction to another at the same time.\n *\n * Furthermore, we distinguish between \"finalizing\" and \"closing\" the current\n * interaction state. Since only one event should be logged per link\n * interaction, we say that the interaction state is *finalized* when an event\n * has been logged and is *closed* when a new interaction should be created.\n * In practice, the interaction state is only finalized when the user clicks a\n * link or a preview.\n *\n * [0]: https://meta.wikimedia.org/wiki/Schema:Popups\n *\n * @param {Object} state\n * @param {Object} action\n * @return {Object} The state resulting from reducing the action with the\n *  current state\n */\nexport default function eventLogging( state, action ) {\n\tvar nextCount, newState,\n\t\tactionTypesWithTokens = [\n\t\t\tactionTypes.FETCH_COMPLETE,\n\t\t\tactionTypes.ABANDON_END,\n\t\t\tactionTypes.PREVIEW_SHOW\n\t\t];\n\n\tif ( state === undefined ) {\n\t\tstate = {\n\t\t\tpreviewCount: undefined,\n\t\t\tbaseData: {},\n\t\t\tinteraction: undefined,\n\t\t\tevent: undefined\n\t\t};\n\t}\n\n\t// Was the action delayed? Then it requires a token to be reduced. Enforce\n\t// this here to avoid repetion and reduce nesting below.\n\tif (\n\t\tactionTypesWithTokens.indexOf( action.type ) !== -1 &&\n\t\t( !state.interaction || action.token !== state.interaction.token )\n\t) {\n\t\treturn state;\n\t}\n\n\t// If there is no interaction ongoing, ignore all actions except for:\n\t// * Application initialization\n\t// * New link dwells (which start a new interaction)\n\t// * Clearing queued events\n\t//\n\t// For example, after ctrl+clicking a link or preview, any other actions\n\t// until the new interaction should be ignored.\n\tif (\n\t\t!state.interaction &&\n\t\taction.type !== actionTypes.BOOT &&\n\t\taction.type !== actionTypes.LINK_DWELL &&\n\t\taction.type !== actionTypes.EVENT_LOGGED &&\n\t\taction.type !== actionTypes.SETTINGS_CHANGE\n\t) {\n\t\treturn state;\n\t}\n\tswitch ( action.type ) {\n\t\tcase actionTypes.BOOT:\n\t\t\treturn nextState( state, {\n\t\t\t\tpreviewCount: action.user.previewCount,\n\t\t\t\tbaseData: getBaseData( action ),\n\t\t\t\tevent: {\n\t\t\t\t\taction: 'pageLoaded'\n\t\t\t\t}\n\t\t\t} );\n\n\t\tcase actionTypes.EVENT_LOGGED:\n\t\t\tnewState = nextState( state, {\n\t\t\t\tevent: undefined\n\t\t\t} );\n\n\t\t\t// If an event was logged with an interaction token, and it is still\n\t\t\t// the current interaction, finish the interaction since logging is\n\t\t\t// the exit point of the state machine and an interaction should never\n\t\t\t// be logged twice.\n\t\t\tif (\n\t\t\t\taction.event.linkInteractionToken &&\n\t\t\t\tstate.interaction &&\n\t\t\t\t( action.event.linkInteractionToken === state.interaction.token )\n\t\t\t) {\n\t\t\t\tnewState.interaction = undefined;\n\t\t\t}\n\t\t\treturn newState;\n\n\t\tcase actionTypes.FETCH_COMPLETE:\n\t\t\treturn nextState( state, {\n\t\t\t\tinteraction: nextState( state.interaction, {\n\t\t\t\t\tpreviewType: action.result.type\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase actionTypes.PREVIEW_SHOW:\n\t\t\tnextCount = state.previewCount + 1;\n\n\t\t\treturn nextState( state, {\n\t\t\t\tpreviewCount: nextCount,\n\t\t\t\tbaseData: nextState( state.baseData, {\n\t\t\t\t\tpreviewCountBucket: counts.getPreviewCountBucket( nextCount )\n\t\t\t\t} ),\n\t\t\t\tinteraction: nextState( state.interaction, {\n\t\t\t\t\ttimeToPreviewShow: Math.round( action.timestamp - state.interaction.started )\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase actionTypes.LINK_DWELL:\n\n\t\t\t// Not a new interaction?\n\t\t\tif ( state.interaction && action.el === state.interaction.link ) {\n\t\t\t\treturn nextState( state, {\n\t\t\t\t\tinteraction: nextState( state.interaction, {\n\t\t\t\t\t\tisUserDwelling: true\n\t\t\t\t\t} )\n\t\t\t\t} );\n\t\t\t}\n\n\t\t\treturn nextState( state, {\n\n\t\t\t\t// TODO: Extract this object into a module that can be shared between\n\t\t\t\t// this and the preview reducer.\n\t\t\t\tinteraction: {\n\t\t\t\t\tlink: action.el,\n\t\t\t\t\ttitle: action.title,\n\t\t\t\t\tnamespaceID: action.namespaceID,\n\t\t\t\t\ttoken: action.token,\n\t\t\t\t\tstarted: action.timestamp,\n\n\t\t\t\t\tisUserDwelling: true\n\t\t\t\t},\n\n\t\t\t\t// Was the user interacting with another link? If so, then log the\n\t\t\t\t// abandoned event.\n\t\t\t\tevent: state.interaction ? createClosingEvent( state.interaction ) : undefined\n\t\t\t} );\n\n\t\tcase actionTypes.PREVIEW_DWELL:\n\t\t\treturn nextState( state, {\n\t\t\t\tinteraction: nextState( state.interaction, {\n\t\t\t\t\tisUserDwelling: true\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase actionTypes.LINK_CLICK:\n\t\t\treturn nextState( state, {\n\t\t\t\tinteraction: nextState( state.interaction, {\n\t\t\t\t\tfinalized: true\n\t\t\t\t} ),\n\t\t\t\tevent: createEvent( state.interaction, {\n\t\t\t\t\taction: 'opened',\n\t\t\t\t\ttotalInteractionTime: Math.round( action.timestamp - state.interaction.started )\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase actionTypes.ABANDON_START:\n\t\t\treturn nextState( state, {\n\t\t\t\tinteraction: nextState( state.interaction, {\n\t\t\t\t\tfinished: action.timestamp,\n\n\t\t\t\t\tisUserDwelling: false\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase actionTypes.ABANDON_END:\n\t\t\tif ( !state.interaction.isUserDwelling ) {\n\t\t\t\treturn nextState( state, {\n\t\t\t\t\tinteraction: undefined,\n\t\t\t\t\tevent: createClosingEvent( state.interaction )\n\t\t\t\t} );\n\t\t\t}\n\n\t\t\treturn state;\n\n\t\tcase actionTypes.SETTINGS_SHOW:\n\t\t\treturn nextState( state, {\n\t\t\t\tevent: createEvent( state.interaction, {\n\t\t\t\t\taction: 'tapped settings cog'\n\t\t\t\t} )\n\t\t\t} );\n\n\t\tcase actionTypes.SETTINGS_CHANGE:\n\t\t\tif ( action.wasEnabled && !action.enabled ) {\n\t\t\t\treturn nextState( state, {\n\t\t\t\t\tevent: {\n\t\t\t\t\t\taction: 'disabled',\n\t\t\t\t\t\tpopupEnabled: false\n\t\t\t\t\t}\n\t\t\t\t} );\n\t\t\t} else {\n\t\t\t\treturn state;\n\t\t\t}\n\t\tdefault:\n\t\t\treturn state;\n\t}\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/reducers/eventLogging.js\n// module id = ./src/reducers/eventLogging.js\n// module chunks = 0","import eventLogging from './eventLogging';\nimport preview from './preview';\nimport settings from './settings';\nimport statsv from './statsv';\n\nexport default {\n\teventLogging: eventLogging,\n\tpreview: preview,\n\tsettings: settings,\n\tstatsv: statsv\n};\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/reducers/index.js\n// module id = ./src/reducers/index.js\n// module chunks = 0","/**\n * Creates the next state tree from the current state tree and some updates.\n *\n * N.B. OO.copy doesn't copy Element instances, whereas $.extend does.\n * However, OO.copy does copy properties whose values are undefined or null,\n * whereas $.extend doesn't. Since the state tree contains an Element instance\n * - the preview.activeLink property - and we want to copy undefined/null into\n * the state we need to manually iterate over updates and check with\n * hasOwnProperty to copy over to the new state.\n *\n * In [change listeners](/doc/change_listeners.md), for example, we talk about\n * the previous state and the current state (the `prevState` and `state`\n * parameters, respectively). Since\n * [reducers](http://redux.js.org/docs/basics/Reducers.html) take the current\n * state and an action and make updates, \"next state\" seems appropriate.\n *\n * @param {Object} state\n * @param {Object} updates\n * @return {Object}\n */\nexport default function nextState( state, updates ) {\n\tvar result = {},\n\t\tkey;\n\n\tfor ( key in state ) {\n\t\tif ( state.hasOwnProperty( key ) && !updates.hasOwnProperty( key ) ) {\n\t\t\tresult[ key ] = state[ key ];\n\t\t}\n\t}\n\n\tfor ( key in updates ) {\n\t\tif ( updates.hasOwnProperty( key ) ) {\n\t\t\tresult[ key ] = updates[ key ];\n\t\t}\n\t}\n\n\treturn result;\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/reducers/nextState.js\n// module id = ./src/reducers/nextState.js\n// module chunks = 0","import actionTypes from '../actionTypes';\nimport nextState from './nextState';\n\n/**\n * Reducer for actions that modify the state of the preview model\n *\n * @param {Object} state before action\n * @param {Object} action Redux action that modified state.\n *  Must have `type` property.\n * @return {Object} state after action\n */\nexport default function preview( state, action ) {\n\tif ( state === undefined ) {\n\t\tstate = {\n\t\t\tenabled: undefined,\n\t\t\tactiveLink: undefined,\n\t\t\tactiveEvent: undefined,\n\t\t\tactiveToken: '',\n\t\t\tshouldShow: false,\n\t\t\tisUserDwelling: false\n\t\t};\n\t}\n\n\tswitch ( action.type ) {\n\t\tcase actionTypes.BOOT:\n\t\t\treturn nextState( state, {\n\t\t\t\tenabled: action.isEnabled\n\t\t\t} );\n\t\tcase actionTypes.SETTINGS_CHANGE:\n\t\t\treturn nextState( state, {\n\t\t\t\tenabled: action.enabled\n\t\t\t} );\n\t\tcase actionTypes.LINK_DWELL:\n\t\t\t// New interaction\n\t\t\tif ( action.el !== state.activeLink ) {\n\t\t\t\treturn nextState( state, {\n\t\t\t\t\tactiveLink: action.el,\n\t\t\t\t\tactiveEvent: action.event,\n\t\t\t\t\tactiveToken: action.token,\n\n\t\t\t\t\t// When the user dwells on a link with their keyboard, a preview is\n\t\t\t\t\t// renderered, and then dwells on another link, the ABANDON_END\n\t\t\t\t\t// action will be ignored.\n\t\t\t\t\t//\n\t\t\t\t\t// Ensure that all the preview is hidden.\n\t\t\t\t\tshouldShow: false,\n\n\t\t\t\t\tisUserDwelling: true\n\t\t\t\t} );\n\t\t\t} else {\n\t\t\t\t// Dwelling back into the same link\n\t\t\t\treturn nextState( state, {\n\t\t\t\t\tisUserDwelling: true\n\t\t\t\t} );\n\t\t\t}\n\n\t\tcase actionTypes.ABANDON_END:\n\t\t\tif ( action.token === state.activeToken && !state.isUserDwelling ) {\n\t\t\t\treturn nextState( state, {\n\t\t\t\t\tactiveLink: undefined,\n\t\t\t\t\tactiveToken: undefined,\n\t\t\t\t\tactiveEvent: undefined,\n\t\t\t\t\tfetchResponse: undefined,\n\t\t\t\t\tshouldShow: false\n\t\t\t\t} );\n\t\t\t}\n\t\t\treturn state;\n\n\t\tcase actionTypes.PREVIEW_DWELL:\n\t\t\treturn nextState( state, {\n\t\t\t\tisUserDwelling: true\n\t\t\t} );\n\n\t\tcase actionTypes.ABANDON_START:\n\t\t\treturn nextState( state, {\n\t\t\t\tisUserDwelling: false\n\t\t\t} );\n\n\t\tcase actionTypes.FETCH_START:\n\t\t\treturn nextState( state, {\n\t\t\t\tfetchResponse: undefined\n\t\t\t} );\n\t\tcase actionTypes.FETCH_COMPLETE:\n\t\t\tif ( action.token === state.activeToken ) {\n\t\t\t\treturn nextState( state, {\n\t\t\t\t\tfetchResponse: action.result,\n\t\t\t\t\tshouldShow: state.isUserDwelling\n\t\t\t\t} );\n\t\t\t}\n\n\t\t\t/* falls through */\n\t\tdefault:\n\t\t\treturn state;\n\t}\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/reducers/preview.js\n// module id = ./src/reducers/preview.js\n// module chunks = 0","import actionTypes from '../actionTypes';\nimport nextState from './nextState';\n\n/**\n * Reducer for actions that modify the state of the settings\n *\n * @param {Object} state\n * @param {Object} action\n * @return {Object} state after action\n */\nexport default function settings( state, action ) {\n\tif ( state === undefined ) {\n\t\tstate = {\n\t\t\tshouldShow: false,\n\t\t\tshowHelp: false,\n\t\t\tshouldShowFooterLink: false\n\t\t};\n\t}\n\n\tswitch ( action.type ) {\n\t\tcase actionTypes.SETTINGS_SHOW:\n\t\t\treturn nextState( state, {\n\t\t\t\tshouldShow: true,\n\t\t\t\tshowHelp: false\n\t\t\t} );\n\t\tcase actionTypes.SETTINGS_HIDE:\n\t\t\treturn nextState( state, {\n\t\t\t\tshouldShow: false,\n\t\t\t\tshowHelp: false\n\t\t\t} );\n\t\tcase actionTypes.SETTINGS_CHANGE:\n\t\t\treturn action.wasEnabled === action.enabled ?\n\t\t\t\t// If the setting is the same, just hide the dialogs\n\t\t\t\tnextState( state, {\n\t\t\t\t\tshouldShow: false\n\t\t\t\t} ) :\n\t\t\t\t// If the settings have changed...\n\t\t\t\tnextState( state, {\n\t\t\t\t\t// If we enabled, we just hide directly, no help\n\t\t\t\t\t// If we disabled, keep it showing and let the ui show the help.\n\t\t\t\t\tshouldShow: !action.enabled,\n\t\t\t\t\tshowHelp: !action.enabled,\n\n\t\t\t\t\t// Since the footer link is only ever shown to anonymous users (see\n\t\t\t\t\t// the BOOT case below), state.userIsAnon is always truthy here.\n\t\t\t\t\tshouldShowFooterLink: !action.enabled\n\t\t\t\t} );\n\n\t\tcase actionTypes.BOOT:\n\t\t\treturn nextState( state, {\n\t\t\t\tshouldShowFooterLink: action.user.isAnon && !action.isEnabled\n\t\t\t} );\n\t\tdefault:\n\t\t\treturn state;\n\t}\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/reducers/settings.js\n// module id = ./src/reducers/settings.js\n// module chunks = 0","import actionTypes from './../actionTypes';\nimport nextState from './nextState';\n\n/**\n * Reducer for actions that may result in an event being logged via statsv.\n *\n * @param {Object} state\n * @param {Object} action\n * @return {Object} state after action\n */\nexport default function statsv( state, action ) {\n\tstate = state || {};\n\n\tswitch ( action.type ) {\n\t\tcase actionTypes.FETCH_START:\n\t\t\treturn nextState( state, {\n\t\t\t\tfetchStartedAt: action.timestamp\n\t\t\t} );\n\n\t\tcase actionTypes.FETCH_END:\n\t\t\treturn nextState( state, {\n\t\t\t\taction: 'timing.PagePreviewsApiResponse',\n\t\t\t\tdata: action.timestamp - state.fetchStartedAt\n\t\t\t} );\n\n\t\tcase actionTypes.FETCH_FAILED:\n\t\t\treturn nextState( state, {\n\t\t\t\taction: 'counter.PagePreviewsApiFailure',\n\t\t\t\tdata: 1\n\t\t\t} );\n\n\t\tcase actionTypes.LINK_DWELL:\n\t\t\treturn nextState( state, {\n\t\t\t\tlinkDwellStartedAt: action.timestamp\n\t\t\t} );\n\n\t\tcase actionTypes.PREVIEW_SHOW:\n\t\t\treturn nextState( state, {\n\t\t\t\taction: 'timing.PagePreviewsPreviewShow',\n\t\t\t\tdata: action.timestamp - state.linkDwellStartedAt\n\t\t\t} );\n\n\t\tcase actionTypes.STATSV_LOGGED:\n\t\t\treturn nextState( state, {\n\t\t\t\taction: null,\n\t\t\t\tdata: null\n\t\t\t} );\n\n\t\tdefault:\n\t\t\treturn state;\n\t}\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/reducers/statsv.js\n// module id = ./src/reducers/statsv.js\n// module chunks = 0","/**\n * @module title\n */\n\nvar mw = window.mediaWiki;\n\n/**\n * Gets the title of a local page from an href given some configuration.\n *\n * @param {String} href\n * @param {mw.Map} config\n * @return {String|undefined}\n */\nexport function getTitle( href, config ) {\n\tvar linkHref,\n\t\tmatches,\n\t\tqueryLength,\n\t\ttitleRegex = new RegExp( mw.RegExp.escape( config.get( 'wgArticlePath' ) )\n\t\t\t.replace( '\\\\$1', '(.+)' ) );\n\n\t// Skip every URI that mw.Uri cannot parse\n\ttry {\n\t\tlinkHref = new mw.Uri( href );\n\t} catch ( e ) {\n\t\treturn undefined;\n\t}\n\n\t// External links\n\tif ( linkHref.host !== location.hostname ) {\n\t\treturn undefined;\n\t}\n\n\tqueryLength = Object.keys( linkHref.query ).length;\n\n\t// No query params (pretty URL)\n\tif ( !queryLength ) {\n\t\tmatches = titleRegex.exec( linkHref.path );\n\t\treturn matches ? decodeURIComponent( matches[ 1 ] ) : undefined;\n\t} else if ( queryLength === 1 && linkHref.query.hasOwnProperty( 'title' ) ) {\n\t\t// URL is not pretty, but only has a `title` parameter\n\t\treturn linkHref.query.title;\n\t}\n\n\treturn undefined;\n}\n\n/**\n * Given a page title it will return the mediawiki.Title if it is an eligible\n * link for showing page previews, null otherwise\n *\n * @param {String} title page title to check if it should show preview\n * @param {Number[]} contentNamespaces contentNamespaces as specified in\n * wgContentNamespaces\n * @returns {mw.Title|null}\n */\nexport function isValid( title, contentNamespaces ) {\n\tvar mwTitle;\n\n\tif ( !title ) {\n\t\treturn null;\n\t}\n\n\t// Is title in a content namespace?\n\tmwTitle = mw.Title.newFromText( title );\n\tif ( mwTitle && ( $.inArray( mwTitle.namespace, contentNamespaces ) >= 0 ) ) {\n\t\treturn mwTitle;\n\t}\n\n\treturn null;\n}\n\n/**\n * Return a mw.Title from a HTMLElement if valid for hovercards. Convenience\n * method\n *\n * @param {Element} el\n * @param {mw.Map} config\n * @return {mw.Title|null}\n */\nexport function fromElement( el, config ) {\n\treturn isValid( getTitle( el.href, config ), config.get( 'wgContentNamespaces' ) );\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/title.js\n// module id = ./src/title.js\n// module chunks = 0","/**\n * @module renderer\n */\n\nimport wait from '../wait';\n\nvar mw = window.mediaWiki,\n\t$ = jQuery,\n\tSIZES = {\n\t\tportraitImage: {\n\t\t\th: 250, // Exact height\n\t\t\tw: 203 // Max width\n\t\t},\n\t\tlandscapeImage: {\n\t\t\th: 200, // Max height\n\t\t\tw: 300 // Exact Width\n\t\t},\n\t\tlandscapePopupWidth: 450,\n\t\tportraitPopupWidth: 300,\n\t\tpokeySize: 8 // Height of the pokey.\n\t},\n\t$window = $( window );\n\n/**\n * Extracted from `mw.popups.createSVGMasks`.\n * @private\n * @param {Object} container DOM object to which pokey masks are appended\n */\nexport function createPokeyMasks( container ) {\n\t$( '<div>' )\n\t\t.attr( 'id', 'mwe-popups-svg' )\n\t\t.html(\n\t\t\t'<svg width=\"0\" height=\"0\">' +\n\t\t\t\t'<defs>' +\n\t\t\t\t\t'<clippath id=\"mwe-popups-mask\">' +\n\t\t\t\t\t\t'<polygon points=\"0 8, 10 8, 18 0, 26 8, 1000 8, 1000 1000, 0 1000\"/>' +\n\t\t\t\t\t'</clippath>' +\n\t\t\t\t\t'<clippath id=\"mwe-popups-mask-flip\">' +\n\t\t\t\t\t\t'<polygon points=\"0 8, 274 8, 282 0, 290 8, 1000 8, 1000 1000, 0 1000\"/>' +\n\t\t\t\t\t'</clippath>' +\n\t\t\t\t\t'<clippath id=\"mwe-popups-landscape-mask\">' +\n\t\t\t\t\t\t'<polygon points=\"0 8, 174 8, 182 0, 190 8, 1000 8, 1000 1000, 0 1000\"/>' +\n\t\t\t\t\t'</clippath>' +\n\t\t\t\t\t'<clippath id=\"mwe-popups-landscape-mask-flip\">' +\n\t\t\t\t\t\t'<polygon points=\"0 0, 1000 0, 1000 242, 190 242, 182 250, 174 242, 0 242\"/>' +\n\t\t\t\t\t'</clippath>' +\n\t\t\t\t'</defs>' +\n\t\t\t'</svg>'\n\t\t)\n\t\t.appendTo( container );\n}\n\n/**\n * Initializes the renderer.\n */\nexport function init() {\n\tcreatePokeyMasks( document.body );\n}\n\n/**\n * The model of how a view is rendered, which is constructed from a response\n * from the gateway.\n *\n * TODO: Rename `isTall` to `isPortrait`.\n *\n * @typedef {Object} ext.popups.Preview\n * @property {jQuery} el\n * @property {Boolean} hasThumbnail\n * @property {Object} thumbnail\n * @property {Boolean} isTall Sugar around\n *  `preview.hasThumbnail && thumbnail.isTall`\n */\n\n/**\n * Renders a preview given data from the {@link gateway Gateway}.\n * The preview is rendered and added to the DOM but will remain hidden until\n * the `show` method is called.\n *\n * Previews are rendered at:\n *\n * # The position of the mouse when the user dwells on the link with their\n *   mouse.\n * # The centermost point of the link when the user dwells on the link with\n *   their keboard or other assistive device.\n *\n * Since the content of the preview doesn't change but its position might, we\n * distinguish between \"rendering\" - generating HTML from a MediaWiki API\n * response - and \"showing/hiding\" - positioning the layout and changing its\n * orientation, if necessary.\n *\n * @param {ext.popups.PreviewModel} model\n * @return {ext.popups.Preview}\n */\nexport function render( model ) {\n\tvar preview = model.extract === undefined ? createEmptyPreview( model ) : createPreview( model );\n\n\treturn {\n\n\t\t/**\n\t\t * Shows the preview given an event representing the user's interaction\n\t\t * with the active link, e.g. an instance of\n\t\t * [MouseEvent](https://developer.mozilla.org/en/docs/Web/API/MouseEvent).\n\t\t *\n\t\t * See `show` for more detail.\n\t\t *\n\t\t * @param {Event} event\n\t\t * @param {Object} boundActions The\n\t\t *  [bound action creators](http://redux.js.org/docs/api/bindActionCreators.html)\n\t\t *  that were (likely) created in [boot.js](./boot.js).\n\t\t * @param {String} token The unique token representing the link interaction\n\t\t *  that resulted in showing the preview\n\t\t * @return {jQuery.Promise}\n\t\t */\n\t\tshow: function ( event, boundActions, token ) {\n\t\t\treturn show(\n\t\t\t\tpreview, event, $( event.target ), boundActions, token,\n\t\t\t\tdocument.body\n\t\t\t);\n\t\t},\n\n\t\t/**\n\t\t * Hides the preview.\n\t\t *\n\t\t * See `hide` for more detail.\n\t\t *\n\t\t * @return {jQuery.Promise}\n\t\t */\n\t\thide: function () {\n\t\t\treturn hide( preview );\n\t\t}\n\t};\n}\n\n/**\n * Creates an instance of the DTO backing a preview.\n *\n * @param {ext.popups.PreviewModel} model\n * @return {ext.popups.Preview}\n */\nexport function createPreview( model ) {\n\tvar templateData,\n\t\tthumbnail = createThumbnail( model.thumbnail ),\n\t\thasThumbnail = thumbnail !== null,\n\t\textract = model.extract,\n\t\t$el;\n\n\ttemplateData = $.extend( {}, model, {\n\t\thasThumbnail: hasThumbnail\n\t} );\n\n\t$el = mw.template.get( 'ext.popups', 'preview.mustache' )\n\t\t.render( templateData );\n\n\tif ( hasThumbnail ) {\n\t\t$el.find( '.mwe-popups-discreet' ).append( thumbnail.el );\n\t}\n\tif ( extract ) {\n\t\t$el.find( '.mwe-popups-extract' ).append( extract );\n\t}\n\n\treturn {\n\t\tel: $el,\n\t\thasThumbnail: hasThumbnail,\n\t\tthumbnail: thumbnail,\n\t\tisTall: hasThumbnail && thumbnail.isTall\n\t};\n}\n\n/**\n * Creates an instance of the DTO backing a preview. In this case the DTO\n * represents a generic preview, which covers the following scenarios:\n *\n * * The page doesn't exist, i.e. the user hovered over a redlink or a\n *   redirect to a page that doesn't exist.\n * * The page doesn't have a viable extract.\n *\n * @param {ext.popups.PreviewModel} model\n * @return {ext.popups.Preview}\n */\nexport function createEmptyPreview( model ) {\n\tvar templateData,\n\t\t$el;\n\n\ttemplateData = $.extend( {}, model, {\n\t\textractMsg: mw.msg( 'popups-preview-no-preview' ),\n\t\treadMsg: mw.msg( 'popups-preview-footer-read' )\n\t} );\n\n\t$el = mw.template.get( 'ext.popups', 'preview-empty.mustache' )\n\t\t.render( templateData );\n\n\treturn {\n\t\tel: $el,\n\t\thasThumbnail: false,\n\t\tisTall: false\n\t};\n}\n\n/**\n * Shows the preview.\n *\n * Extracted from `mw.popups.render.openPopup`.\n *\n * TODO: From the perspective of the client, there's no need to distinguish\n * between renderering and showing a preview. Merge #render and Preview#show.\n *\n * @param {ext.popups.Preview} preview\n * @param {Event} event\n * @param {jQuery} $link event target\n * @param {ext.popups.PreviewBehavior} behavior\n * @param {String} token\n * @param {Object} container DOM object to which pokey masks are appended\n * @return {jQuery.Promise} A promise that resolves when the promise has faded\n *  in\n */\nexport function show( preview, event, $link, behavior, token, container ) {\n\tvar layout = createLayout(\n\t\tpreview.isTall,\n\t\t{\n\t\t\tpageX: event.pageX,\n\t\t\tpageY: event.pageY,\n\t\t\tclientY: event.clientY\n\t\t},\n\t\t{\n\t\t\tclientRects: $link.get( 0 ).getClientRects(),\n\t\t\toffset: $link.offset(),\n\t\t\twidth: $link.width(),\n\t\t\theight: $link.height()\n\t\t},\n\t\t{\n\t\t\tscrollTop: $window.scrollTop(),\n\t\t\twidth: $window.width(),\n\t\t\theight: $window.height()\n\t\t},\n\t\tSIZES.pokeySize\n\t);\n\n\tpreview.el.appendTo( container );\n\n\tlayoutPreview(\n\t\tpreview, layout, getClasses( preview, layout ),\n\t\tSIZES.landscapeImage.h, SIZES.pokeySize\n\t);\n\n\tpreview.el.show();\n\n\treturn wait( 200 )\n\t\t.then( function () {\n\t\t\tbindBehavior( preview, behavior );\n\t\t} )\n\t\t.then( function () {\n\t\t\tbehavior.previewShow( token );\n\t\t} );\n}\n\n/**\n * Binds the behavior to the interactive elements of the preview.\n *\n * @param {ext.popups.Preview} preview\n * @param {ext.popups.PreviewBehavior} behavior\n */\nexport function bindBehavior( preview, behavior ) {\n\tpreview.el.hover( behavior.previewDwell, behavior.previewAbandon );\n\n\tpreview.el.click( behavior.click );\n\n\tpreview.el.find( '.mwe-popups-settings-icon' )\n\t\t.attr( 'href', behavior.settingsUrl )\n\t\t.click( function ( event ) {\n\t\t\tevent.stopPropagation();\n\n\t\t\tbehavior.showSettings( event );\n\t\t} );\n}\n\n/**\n * Extracted from `mw.popups.render.closePopup`.\n *\n * @param {ext.popups.Preview} preview\n * @return {jQuery.Promise} A promise that resolves when the preview has faded\n *  out\n */\nexport function hide( preview ) {\n\tvar fadeInClass,\n\t\tfadeOutClass;\n\n\t// FIXME: This method clearly needs access to the layout of the preview.\n\tfadeInClass = ( preview.el.hasClass( 'mwe-popups-fade-in-up' ) ) ?\n\t\t'mwe-popups-fade-in-up' :\n\t\t'mwe-popups-fade-in-down';\n\n\tfadeOutClass = ( fadeInClass === 'mwe-popups-fade-in-up' ) ?\n\t\t'mwe-popups-fade-out-down' :\n\t\t'mwe-popups-fade-out-up';\n\n\tpreview.el\n\t\t.removeClass( fadeInClass )\n\t\t.addClass( fadeOutClass );\n\n\treturn wait( 150 ).then( function () {\n\t\tpreview.el.remove();\n\t} );\n}\n\n/**\n * @typedef {Object} ext.popups.Thumbnail\n * @property {Element} el\n * @property {Boolean} isTall Whether or not the thumbnail is portrait\n */\n\n/**\n * Creates a thumbnail from the representation of a thumbnail returned by the\n * PageImages MediaWiki API query module.\n *\n * If there's no thumbnail, the thumbnail is too small, or the thumbnail's URL\n * contains characters that could be used to perform an\n * [XSS attack via CSS](https://www.owasp.org/index.php/Testing_for_CSS_Injection_(OTG-CLIENT-005)),\n * then `null` is returned.\n *\n * Extracted from `mw.popups.renderer.article.createThumbnail`.\n *\n * @param {Object} rawThumbnail\n * @return {ext.popups.Thumbnail|null}\n */\nexport function createThumbnail( rawThumbnail ) {\n\tvar tall, thumbWidth, thumbHeight,\n\t\tx, y, width, height, clipPath,\n\t\tdevicePixelRatio = $.bracketedDevicePixelRatio();\n\n\tif ( !rawThumbnail ) {\n\t\treturn null;\n\t}\n\n\ttall = rawThumbnail.width < rawThumbnail.height;\n\tthumbWidth = rawThumbnail.width / devicePixelRatio;\n\tthumbHeight = rawThumbnail.height / devicePixelRatio;\n\n\tif (\n\t\t// Image too small for landscape display\n\t\t( !tall && thumbWidth < SIZES.landscapeImage.w ) ||\n\t\t// Image too small for portrait display\n\t\t( tall && thumbHeight < SIZES.portraitImage.h ) ||\n\t\t// These characters in URL that could inject CSS and thus JS\n\t\t(\n\t\t\trawThumbnail.source.indexOf( '\\\\' ) > -1 ||\n\t\t\trawThumbnail.source.indexOf( '\\'' ) > -1 ||\n\t\t\trawThumbnail.source.indexOf( '\\\"' ) > -1\n\t\t)\n\t) {\n\t\treturn null;\n\t}\n\n\tif ( tall ) {\n\t\tx = ( thumbWidth > SIZES.portraitImage.w ) ?\n\t\t\t( ( thumbWidth - SIZES.portraitImage.w ) / -2 ) :\n\t\t\t( SIZES.portraitImage.w - thumbWidth );\n\t\ty = ( thumbHeight > SIZES.portraitImage.h ) ?\n\t\t\t( ( thumbHeight - SIZES.portraitImage.h ) / -2 ) : 0;\n\t\twidth = SIZES.portraitImage.w;\n\t\theight = SIZES.portraitImage.h;\n\t} else {\n\t\tx = 0;\n\t\ty = ( thumbHeight > SIZES.landscapeImage.h ) ?\n\t\t\t( ( thumbHeight - SIZES.landscapeImage.h ) / -2 ) : 0;\n\t\twidth = SIZES.landscapeImage.w + 3;\n\t\theight = ( thumbHeight > SIZES.landscapeImage.h ) ?\n\t\t\tSIZES.landscapeImage.h : thumbHeight;\n\t\tclipPath = 'mwe-popups-mask';\n\t}\n\n\treturn {\n\t\tel: createThumbnailElement(\n\t\t\ttall ? 'mwe-popups-is-tall' : 'mwe-popups-is-not-tall',\n\t\t\trawThumbnail.source,\n\t\t\tx,\n\t\t\ty,\n\t\t\tthumbWidth,\n\t\t\tthumbHeight,\n\t\t\twidth,\n\t\t\theight,\n\t\t\tclipPath\n\t\t),\n\t\tisTall: tall,\n\t\twidth: thumbWidth,\n\t\theight: thumbHeight\n\t};\n}\n\n/**\n * Creates the SVG image element that represents the thumbnail.\n *\n * This function is distinct from `createThumbnail` as it abstracts away some\n * browser issues that are uncovered when manipulating elements across\n * namespaces.\n *\n * @param {String} className\n * @param {String} url\n * @param {Number} x\n * @param {Number} y\n * @param {Number} thumbnailWidth\n * @param {Number} thumbnailHeight\n * @param {Number} width\n * @param {Number} height\n * @param {String} clipPath\n * @return {jQuery}\n */\nexport function createThumbnailElement( className, url, x, y, thumbnailWidth, thumbnailHeight, width, height, clipPath ) {\n\tvar $thumbnailSVGImage, $thumbnail,\n\t\tnsSvg = 'http://www.w3.org/2000/svg',\n\t\tnsXlink = 'http://www.w3.org/1999/xlink';\n\n\t$thumbnailSVGImage = $( document.createElementNS( nsSvg, 'image' ) );\n\t$thumbnailSVGImage[ 0 ].setAttributeNS( nsXlink, 'href', url );\n\t$thumbnailSVGImage\n\t\t.addClass( className )\n\t\t.attr( {\n\t\t\tx: x,\n\t\t\ty: y,\n\t\t\twidth: thumbnailWidth,\n\t\t\theight: thumbnailHeight,\n\t\t\t'clip-path': 'url(#' + clipPath + ')'\n\t\t} );\n\n\t$thumbnail = $( document.createElementNS( nsSvg, 'svg' ) )\n\t\t.attr( {\n\t\t\txmlns: nsSvg,\n\t\t\twidth: width,\n\t\t\theight: height\n\t\t} )\n\t\t.append( $thumbnailSVGImage );\n\n\treturn $thumbnail;\n}\n\n/**\n * Represents the layout of a preview, which consists of a position (`offset`)\n * and whether or not the preview should be flipped horizontally or\n * vertically (`flippedX` and `flippedY` respectively).\n *\n * @typedef {Object} ext.popups.PreviewLayout\n * @property {Object} offset\n * @property {number} offset.top\n * @property {number} offset.left\n * @property {Boolean} flippedX\n * @property {Boolean} flippedY\n */\n\n/**\n * @param {isPreviewTall} isPreviewTall\n * @param {Object} eventData Data related to the event that triggered showing a popup\n * @param {number} eventData.pageX\n * @param {number} eventData.pageY\n * @param {number} eventData.clientY\n * @param {Object} linkData Data related to the link that’s used for showing a popup\n * @param {ClientRectList} linkData.clientRects list of rectangles defined by four edges\n * @param {Object} linkData.offset\n * @param {number} linkData.width\n * @param {number} linkData.height\n * @param {Object} windowData Data related to the window\n * @param {number} windowData.scrollTop\n * @param {number} windowData.width\n * @param {number} windowData.height\n * @param {number} pokeySize Space reserved for the pokey\n * @return {ext.popups.PreviewLayout}\n */\nexport function createLayout( isPreviewTall, eventData, linkData, windowData, pokeySize ) {\n\tvar flippedX = false,\n\t\tflippedY = false,\n\t\toffsetTop = ( eventData.pageY ) ? // If it was a mouse event\n\t\t\t// Position according to mouse\n\t\t\t// Since client rectangles are relative to the viewport,\n\t\t\t// take scroll position into account.\n\t\t\tgetClosestYPosition(\n\t\t\t\teventData.pageY - windowData.scrollTop,\n\t\t\t\tlinkData.clientRects,\n\t\t\t\tfalse\n\t\t\t) + windowData.scrollTop + pokeySize :\n\t\t\t// Position according to link position or size\n\t\t\tlinkData.offset.top + linkData.height + pokeySize,\n\t\tclientTop = ( eventData.clientY ) ?\n\t\t\teventData.clientY :\n\t\t\toffsetTop,\n\t\toffsetLeft = ( eventData.pageX ) ?\n\t\t\teventData.pageX :\n\t\t\tlinkData.offset.left;\n\n\t// X Flip\n\tif ( offsetLeft > ( windowData.width / 2 ) ) {\n\t\toffsetLeft += ( !eventData.pageX ) ? linkData.width : 0;\n\t\toffsetLeft -= !isPreviewTall ?\n\t\t\tSIZES.portraitPopupWidth :\n\t\t\tSIZES.landscapePopupWidth;\n\t\tflippedX = true;\n\t}\n\n\tif ( eventData.pageX ) {\n\t\toffsetLeft += ( flippedX ) ? 20 : -20;\n\t}\n\n\t// Y Flip\n\tif ( clientTop > ( windowData.height / 2 ) ) {\n\t\tflippedY = true;\n\n\t\t// Mirror the positioning of the preview when there's no \"Y flip\": rest\n\t\t// the pokey on the edge of the link's bounding rectangle. In this case\n\t\t// the edge is the top-most.\n\t\toffsetTop = linkData.offset.top;\n\n\t\t// Change the Y position to the top of the link\n\t\tif ( eventData.pageY ) {\n\t\t\t// Since client rectangles are relative to the viewport,\n\t\t\t// take scroll position into account.\n\t\t\toffsetTop = getClosestYPosition(\n\t\t\t\teventData.pageY - windowData.scrollTop,\n\t\t\t\tlinkData.clientRects,\n\t\t\t\ttrue\n\t\t\t) + windowData.scrollTop;\n\t\t}\n\n\t\toffsetTop -= pokeySize;\n\t}\n\n\treturn {\n\t\toffset: {\n\t\t\ttop: offsetTop,\n\t\t\tleft: offsetLeft\n\t\t},\n\t\tflippedX: flippedX,\n\t\tflippedY: flippedY\n\t};\n}\n\n/**\n * Generates a list of declarative CSS classes that represent the layout of\n * the preview.\n *\n * @param {ext.popups.Preview} preview\n * @param {ext.popups.PreviewLayout} layout\n * @return {String[]}\n */\nexport function getClasses( preview, layout ) {\n\tvar classes = [];\n\n\tif ( layout.flippedY ) {\n\t\tclasses.push( 'mwe-popups-fade-in-down' );\n\t} else {\n\t\tclasses.push( 'mwe-popups-fade-in-up' );\n\t}\n\n\tif ( layout.flippedY && layout.flippedX ) {\n\t\tclasses.push( 'flipped_x_y' );\n\t}\n\n\tif ( layout.flippedY && !layout.flippedX ) {\n\t\tclasses.push( 'flipped_y' );\n\t}\n\n\tif ( layout.flippedX && !layout.flippedY ) {\n\t\tclasses.push( 'flipped_x' );\n\t}\n\n\tif ( ( !preview.hasThumbnail || preview.isTall ) && !layout.flippedY ) {\n\t\tclasses.push( 'mwe-popups-no-image-tri' );\n\t}\n\n\tif ( ( preview.hasThumbnail && !preview.isTall ) && !layout.flippedY ) {\n\t\tclasses.push( 'mwe-popups-image-tri' );\n\t}\n\n\tif ( preview.isTall ) {\n\t\tclasses.push( 'mwe-popups-is-tall' );\n\t} else {\n\t\tclasses.push( 'mwe-popups-is-not-tall' );\n\t}\n\n\treturn classes;\n}\n\n/**\n * Lays out the preview given the layout.\n *\n * If the preview should be oriented differently, then the pokey is updated,\n * e.g. if the preview should be flipped vertically, then the pokey is\n * removed.\n *\n * If the thumbnail is landscape and isn't the full height of the thumbnail\n * container, then pull the extract up to keep whitespace consistent across\n * previews.\n *\n * @param {ext.popups.Preview} preview\n * @param {ext.popups.PreviewLayout} layout\n * @param {string[]} classes class names used for layout out the preview\n * @param {number} predefinedLandscapeImageHeight landscape image height\n * @param {number} pokeySize\n */\nexport function layoutPreview( preview, layout, classes, predefinedLandscapeImageHeight, pokeySize ) {\n\tvar popup = preview.el,\n\t\tisTall = preview.isTall,\n\t\thasThumbnail = preview.hasThumbnail,\n\t\tthumbnail = preview.thumbnail,\n\t\tflippedY = layout.flippedY,\n\t\tflippedX = layout.flippedX,\n\t\toffsetTop = layout.offset.top;\n\n\tif (\n\t\t!flippedY && !isTall && hasThumbnail &&\n\t\t\tthumbnail.height < predefinedLandscapeImageHeight\n\t) {\n\t\tpopup.find( '.mwe-popups-extract' ).css(\n\t\t\t'margin-top',\n\t\t\tthumbnail.height - pokeySize\n\t\t);\n\t}\n\n\tpopup.addClass( classes.join( ' ' ) );\n\n\tif ( flippedY ) {\n\t\toffsetTop -= popup.outerHeight();\n\t}\n\n\tpopup.css( {\n\t\ttop: offsetTop,\n\t\tleft: layout.offset.left + 'px'\n\t} );\n\n\tif ( flippedY && hasThumbnail ) {\n\t\tpopup.find( 'image' )[ 0 ]\n\t\t\t.removeAttribute( 'clip-path' );\n\t}\n\n\tif ( flippedY && flippedX && hasThumbnail && isTall ) {\n\t\tpopup.find( 'image' )[ 0 ]\n\t\t\t.setAttribute( 'clip-path', 'url(#mwe-popups-landscape-mask-flip)' );\n\t}\n\n\tif ( flippedX && !flippedY && hasThumbnail && !isTall ) {\n\t\tpopup.find( 'image' )[ 0 ]\n\t\t\t.setAttribute( 'clip-path', 'url(#mwe-popups-mask-flip)' );\n\t}\n\n\tif ( flippedX && !flippedY && hasThumbnail && isTall ) {\n\t\tpopup.removeClass( 'mwe-popups-no-image-tri' )\n\t\t\t.find( 'image' )[ 0 ]\n\t\t\t.setAttribute( 'clip-path', 'url(#mwe-popups-landscape-mask)' );\n\t}\n}\n\n/**\n * Given the rectangular box(es) find the 'y' boundary of the closest\n * rectangle to the point 'y'. The point 'y' is the location of the mouse\n * on the 'y' axis and the rectangular box(es) are the borders of the\n * element over which the mouse is located. There will be more than one\n * rectangle in case the element spans multiple lines.\n *\n * In the majority of cases the mouse pointer will be inside a rectangle.\n * However, some browsers (i.e. Chrome) trigger a hover action even when\n * the mouse pointer is just outside a bounding rectangle. That's why\n * we need to look at all rectangles and not just the rectangle that\n * encloses the point.\n *\n * @private\n * @param {Number} y the point for which the closest location is being\n *  looked for\n * @param {ClientRectList} rects list of rectangles defined by four edges\n * @param {Boolean} [isTop] should the resulting rectangle's top 'y'\n *  boundary be returned. By default the bottom 'y' value is returned.\n * @return {Number}\n */\nexport function getClosestYPosition( y, rects, isTop ) {\n\tvar result,\n\t\tdeltaY,\n\t\tminY = null;\n\n\t$.each( rects, function ( i, rect ) {\n\t\tdeltaY = Math.abs( y - rect.top + y - rect.bottom );\n\n\t\tif ( minY === null || minY > deltaY ) {\n\t\t\tminY = deltaY;\n\t\t\t// Make sure the resulting point is at or outside the rectangle\n\t\t\t// boundaries.\n\t\t\tresult = ( isTop ) ? Math.floor( rect.top ) : Math.ceil( rect.bottom );\n\t\t}\n\t} );\n\n\treturn result;\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/ui/renderer.js\n// module id = ./src/ui/renderer.js\n// module chunks = 0","/**\n * @module settingsDialog\n */\n\nvar mw = window.mediaWiki,\n\t$ = jQuery;\n\n/**\n * Creates a render function that will create the settings dialog and return\n * a set of methods to operate on it\n * @returns {Function} render function\n */\nexport default function createSettingsDialogRenderer() {\n\n\t/**\n\t * Cached settings dialog\n\t *\n\t * @type {jQuery}\n\t */\n\tvar $dialog,\n\t\t/**\n\t\t * Cached settings overlay\n\t\t *\n\t\t * @type {jQuery}\n\t\t */\n\t\t$overlay;\n\n\t/**\n\t * Renders the relevant form and labels in the settings dialog\n\t * @param {Object} boundActions\n\t * @returns {Object} object with methods to affect the rendered UI\n\t */\n\treturn function ( boundActions ) {\n\n\t\tif ( !$dialog ) {\n\t\t\t$dialog = createSettingsDialog();\n\t\t\t$overlay = $( '<div>' ).addClass( 'mwe-popups-overlay' );\n\n\t\t\t// Setup event bindings\n\n\t\t\t$dialog.find( '.save' ).click( function () {\n\t\t\t\t// Find the selected value (simple|advanced|off)\n\t\t\t\tvar selected = getSelectedSetting( $dialog ),\n\t\t\t\t\t// Only simple means enabled, advanced is disabled in favor of\n\t\t\t\t\t// NavPops and off means disabled.\n\t\t\t\t\tenabled = selected === 'simple';\n\n\t\t\t\tboundActions.saveSettings( enabled );\n\t\t\t} );\n\t\t\t$dialog.find( '.close, .okay' ).click( boundActions.hideSettings );\n\t\t}\n\n\t\treturn {\n\t\t\t/**\n\t\t\t * Append the dialog and overlay to a DOM element\n\t\t\t * @param {HTMLElement} el\n\t\t\t */\n\t\t\tappendTo: function ( el ) {\n\t\t\t\t$overlay.appendTo( el );\n\t\t\t\t$dialog.appendTo( el );\n\t\t\t},\n\n\t\t\t/**\n\t\t\t * Show the settings element and position it correctly\n\t\t\t */\n\t\t\tshow: function () {\n\t\t\t\tvar h = $( window ).height(),\n\t\t\t\t\tw = $( window ).width();\n\n\t\t\t\t$overlay.show();\n\n\t\t\t\t// FIXME: Should recalc on browser resize\n\t\t\t\t$dialog\n\t\t\t\t\t.show()\n\t\t\t\t\t.css( 'left', ( w - $dialog.outerWidth( true ) ) / 2 )\n\t\t\t\t\t.css( 'top', ( h - $dialog.outerHeight( true ) ) / 2 );\n\t\t\t},\n\n\t\t\t/**\n\t\t\t * Hide the settings dialog.\n\t\t\t */\n\t\t\thide: function () {\n\t\t\t\t$overlay.hide();\n\t\t\t\t$dialog.hide();\n\t\t\t},\n\n\t\t\t/**\n\t\t\t * Toggle the help dialog on or off\n\t\t\t * @param {Boolean} visible if you want to show or hide the help dialog\n\t\t\t */\n\t\t\ttoggleHelp: function ( visible ) {\n\t\t\t\ttoggleHelp( $dialog, visible );\n\t\t\t},\n\n\t\t\t/**\n\t\t\t * Update the form depending on the enabled flag\n\t\t\t *\n\t\t\t * If false and no navpops, then checks 'off'\n\t\t\t * If true, then checks 'on'\n\t\t\t * If false, and there are navpops, then checks 'advanced'\n\t\t\t *\n\t\t\t * @param {Boolean} enabled if page previews are enabled\n\t\t\t */\n\t\t\tsetEnabled: function ( enabled ) {\n\t\t\t\tvar name = 'off';\n\t\t\t\tif ( enabled ) {\n\t\t\t\t\tname = 'simple';\n\t\t\t\t} else if ( isNavPopupsEnabled() ) {\n\t\t\t\t\tname = 'advanced';\n\t\t\t\t}\n\n\t\t\t\t// Check the appropiate radio button\n\t\t\t\t$dialog.find( '#mwe-popups-settings-' + name )\n\t\t\t\t\t.prop( 'checked', true );\n\t\t\t}\n\t\t};\n\t};\n}\n\n/**\n * Create the settings dialog\n *\n * @return {jQuery} settings dialog\n */\nfunction createSettingsDialog() {\n\tvar $el,\n\t\tpath = mw.config.get( 'wgExtensionAssetsPath' ) + '/Popups/resources/ext.popups/images/',\n\t\tchoices = [\n\t\t\t{\n\t\t\t\tid: 'simple',\n\t\t\t\tname: mw.msg( 'popups-settings-option-simple' ),\n\t\t\t\tdescription: mw.msg( 'popups-settings-option-simple-description' ),\n\t\t\t\timage: path + 'hovercard.svg',\n\t\t\t\tisChecked: true\n\t\t\t},\n\t\t\t{\n\t\t\t\tid: 'advanced',\n\t\t\t\tname: mw.msg( 'popups-settings-option-advanced' ),\n\t\t\t\tdescription: mw.msg( 'popups-settings-option-advanced-description' ),\n\t\t\t\timage: path + 'navpop.svg'\n\t\t\t},\n\t\t\t{\n\t\t\t\tid: 'off',\n\t\t\t\tname: mw.msg( 'popups-settings-option-off' )\n\t\t\t}\n\t\t];\n\n\tif ( !isNavPopupsEnabled() ) {\n\t\t// remove the advanced option\n\t\tchoices.splice( 1, 1 );\n\t}\n\n\t// render the template\n\t$el = mw.template.get( 'ext.popups', 'settings.mustache' ).render( {\n\t\theading: mw.msg( 'popups-settings-title' ),\n\t\tcloseLabel: mw.msg( 'popups-settings-cancel' ),\n\t\tsaveLabel: mw.msg( 'popups-settings-save' ),\n\t\thelpText: mw.msg( 'popups-settings-help' ),\n\t\tokLabel: mw.msg( 'popups-settings-help-ok' ),\n\t\tdescriptionText: mw.msg( 'popups-settings-description' ),\n\t\tchoices: choices\n\t} );\n\n\treturn $el;\n}\n\n/**\n * Get the selected value on the radio button\n *\n * @param {jQuery.Object} $el the element to extract the setting from\n * @return {String} Which should be (simple|advanced|off)\n */\nfunction getSelectedSetting( $el ) {\n\treturn $el.find(\n\t\t'input[name=mwe-popups-setting]:checked, #mwe-popups-settings'\n\t).val();\n}\n\n/**\n * Toggles the visibility between a form and the help\n * @param {jQuery.Object} $el element that contains form and help\n * @param {Boolean} visible if the help should be visible, or the form\n */\nfunction toggleHelp( $el, visible ) {\n\tvar $dialog = $( '#mwe-popups-settings' ),\n\t\tformSelectors = 'main, .save, .close',\n\t\thelpSelectors = '.mwe-popups-settings-help, .okay';\n\n\tif ( visible ) {\n\t\t$dialog.find( formSelectors ).hide();\n\t\t$dialog.find( helpSelectors ).show();\n\t} else {\n\t\t$dialog.find( formSelectors ).show();\n\t\t$dialog.find( helpSelectors ).hide();\n\t}\n}\n\n/**\n * Checks if the NavigationPopups gadget is enabled by looking at the global\n * variables\n * @returns {Boolean} if navpops was found to be enabled\n */\nfunction isNavPopupsEnabled() {\n\t/* global pg: false*/\n\treturn typeof pg !== 'undefined' && pg.fn.disablePopups !== undefined;\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/ui/settingsDialog.js\n// module id = ./src/ui/settingsDialog.js\n// module chunks = 0","/**\n * @module userSettings\n */\n\n/**\n * @interface UserSettings\n *\n * @global\n */\n\nvar IS_ENABLED_KEY = 'mwe-popups-enabled',\n\tPREVIEW_COUNT_KEY = 'ext.popups.core.previewCount';\n\n/**\n * Creates an object whose methods encapsulate all interactions with the UA's\n * storage.\n *\n * @param {Object} storage The `mw.storage` singleton instance\n *\n * @return {UserSettings}\n */\nexport default function createUserSettings( storage ) {\n\treturn {\n\n\t\t/**\n\t\t * Gets whether the user has previously enabled Page Previews.\n\t\t *\n\t\t * N.B. that if the user hasn't previously enabled or disabled Page\n\t\t * Previews, i.e. userSettings.setIsEnabled(true), then they are treated as\n\t\t * if they have enabled them.\n\t\t *\n\t\t * @function\n\t\t * @name UserSettings#getIsEnabled\n\t\t * @return {Boolean}\n\t\t */\n\t\tgetIsEnabled: function () {\n\t\t\treturn storage.get( IS_ENABLED_KEY ) !== '0';\n\t\t},\n\n\t\t/**\n\t\t * Sets whether the user has enabled Page Previews.\n\t\t *\n\t\t * @function\n\t\t * @name UserSettings#setIsEnabled\n\t\t * @param {Boolean} isEnabled\n\t\t */\n\t\tsetIsEnabled: function ( isEnabled ) {\n\t\t\tstorage.set( IS_ENABLED_KEY, isEnabled ? '1' : '0' );\n\t\t},\n\n\t\t/**\n\t\t * Gets whether the user has previously enabled **or disabled** Page\n\t\t * Previews.\n\t\t *\n\t\t * @function\n\t\t * @name UserSettings#hasIsEnabled\n\t\t * @return {Boolean}\n\t\t */\n\t\thasIsEnabled: function () {\n\t\t\tvar value = storage.get( IS_ENABLED_KEY );\n\n\t\t\treturn Boolean( value ) !== false;\n\t\t},\n\n\t\t/**\n\t\t * Gets the number of previews that the user has seen.\n\t\t *\n\t\t * If the storage isn't available, then -1 is returned.\n\t\t * If the value in storage is not a number it will override stored value to 0\n\t\t *\n\t\t * @function\n\t\t * @name UserSettings#getPreviewCount\n\t\t * @return {Number}\n\t\t */\n\t\tgetPreviewCount: function () {\n\t\t\tvar result = storage.get( PREVIEW_COUNT_KEY ), count;\n\n\t\t\tif ( result === false ) {\n\t\t\t\treturn -1;\n\t\t\t} else if ( result === null ) {\n\t\t\t\treturn 0;\n\t\t\t}\n\t\t\tcount = parseInt( result, 10 );\n\n\t\t\t// stored number is not a zero, override it to zero and store new value\n\t\t\tif ( isNaN( count ) ) {\n\t\t\t\tcount = 0;\n\t\t\t\tthis.setPreviewCount( count );\n\t\t\t}\n\t\t\treturn count;\n\t\t},\n\n\t\t/**\n\t\t * Sets the number of previews that the user has seen.\n\t\t *\n\t\t * @function\n\t\t * @name UserSettings#setPreviewCount\n\t\t * @param {Number} count\n\t\t */\n\t\tsetPreviewCount: function ( count ) {\n\t\t\tstorage.set( PREVIEW_COUNT_KEY, count.toString() );\n\t\t}\n\t};\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/userSettings.js\n// module id = ./src/userSettings.js\n// module chunks = 0","/**\n * @module wait\n */\n\nvar $ = jQuery;\n\n/**\n * Sugar around `window.setTimeout`.\n *\n * @example\n * import wait from './wait';\n *\n * wait( 150 )\n *   .then( function () {\n *     // Continue processing...\n *   } );\n *\n * @param {Number} delay The number of milliseconds to wait\n * @return {jQuery.Promise}\n */\nexport default function wait( delay ) {\n\tvar result = $.Deferred();\n\n\tsetTimeout( function () {\n\t\tresult.resolve();\n\t}, delay );\n\n\treturn result.promise();\n}\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./src/wait.js\n// module id = ./src/wait.js\n// module chunks = 0"],"sourceRoot":""}