var // Data::getLocalData() parserData = require( './parser/data.json' ), utils = require( './utils.js' ); function ReplyLinksController( $pageContainer ) { // Mixin constructors OO.EventEmitter.call( this ); this.$pageContainer = $pageContainer; this.$body = $( document.body ); this.onReplyLinkClickHandler = this.onReplyLinkClick.bind( this ); this.onAddSectionLinkClickHandler = this.onAddSectionLinkClick.bind( this ); this.onAnyLinkClickHandler = this.onAnyLinkClick.bind( this ); // Reply links this.$replyLinks = $pageContainer.find( 'a.ext-discussiontools-init-replylink-reply[data-mw-comment]' ); this.$replyLinks.on( 'click keypress', this.onReplyLinkClickHandler ); // "Add topic" link in the skin interface var featuresEnabled = mw.config.get( 'wgDiscussionToolsFeaturesEnabled' ) || {}; if ( featuresEnabled.newtopictool && mw.user.options.get( 'discussiontools-newtopictool' ) ) { // eslint-disable-next-line no-jquery/no-global-selector var $addSectionTab = $( '#ca-addsection' ); if ( $addSectionTab.length ) { this.$addSectionLink = $addSectionTab.find( 'a' ); this.$addSectionLink.on( 'click keypress', this.onAddSectionLinkClickHandler ); // Handle events on all links that potentially open the new section interface, // including links in the page content (from templates) or from gadgets. this.$body.on( 'click keypress', 'a:not( [data-mw-comment] )', this.onAnyLinkClickHandler ); } } } OO.initClass( ReplyLinksController ); OO.mixinClass( ReplyLinksController, OO.EventEmitter ); /** * @event link-click * @param {string} id * $@param {jQuery} $link */ /* Methods */ ReplyLinksController.prototype.onReplyLinkClick = function ( e ) { if ( !this.isActivationEvent( e ) ) { return; } e.preventDefault(); this.emit( 'link-click', $( e.target ).data( 'mw-comment' ).id, $( e.target ) ); }; ReplyLinksController.prototype.onAddSectionLinkClick = function ( e ) { if ( !this.isActivationEvent( e ) ) { return; } // Disable VisualEditor's new section editor (in wikitext mode / NWE), to allow our own. // We do this on first click, because we don't control the order in which our code and NWE code // runs, so its event handlers may not be registered yet. $( e.target ).closest( '#ca-addsection' ).off( '.ve-target' ); // onAnyLinkClick() will also handle clicks on this element, so we don't emit() here to avoid // doing it twice. }; ReplyLinksController.prototype.onAnyLinkClick = function ( e ) { // Check query parameters to see if this is really a new topic link var href = $( e.currentTarget ).attr( 'href' ); var uri; try { uri = new mw.Uri( href, { arrayParams: true } ); } catch ( err ) { // T106244: URL encoded values using fallback 8-bit encoding (invalid UTF-8) cause mediawiki.Uri to crash return; } var title = utils.getTitleFromUrl( href ); if ( !title ) { return; } // Recognize links to add a new topic: if ( // Special:NewSection/... title.getNamespaceId() === mw.config.get( 'wgNamespaceIds' ).special && title.getMainText().split( '/' )[ 0 ] === parserData.specialNewSectionName ) { // Get the real title from the subpage parameter var param = title.getMainText().slice( parserData.specialNewSectionName.length + 1 ); title = mw.Title.newFromText( param ); if ( !title ) { return; } } else if ( // ?title=...&action=edit§ion=new // ?title=...&veaction=editsource§ion=new ( uri.query.action === 'edit' || uri.query.veaction === 'editsource' ) && uri.query.section === 'new' ) { // Do nothing } else { // Not a link to add a new topic return; } if ( title.getPrefixedDb() !== mw.config.get( 'wgRelevantPageName' ) ) { // Link to add a section on another page, not supported yet (T282205) return; } if ( uri.query.editintro || uri.query.preload || uri.query.preloadparams || uri.query.preloadtitle ) { // Adding a new topic with preloaded text is not supported yet (T269310) return; } if ( !this.isActivationEvent( e ) ) { return; } e.preventDefault(); this.emit( 'link-click', utils.NEW_TOPIC_COMMENT_ID, $( e.currentTarget ) ); }; ReplyLinksController.prototype.isActivationEvent = function ( e ) { if ( e.type === 'keypress' && e.which !== OO.ui.Keys.ENTER && e.which !== OO.ui.Keys.SPACE ) { // Only handle keypresses on the "Enter" or "Space" keys return false; } if ( e.type === 'click' && ( e.which !== OO.ui.MouseButtons.LEFT || e.shiftKey || e.altKey || e.ctrlKey || e.metaKey ) ) { // Only handle unmodified left clicks return false; } return true; }; ReplyLinksController.prototype.focusLink = function ( $link ) { if ( $link.is( this.$replyLinks ) ) { $link.trigger( 'focus' ); } }; ReplyLinksController.prototype.setActiveLink = function ( $link ) { this.$activeLink = $link; if ( this.$activeLink.is( this.$replyLinks ) ) { this.$activeLink.closest( '.ext-discussiontools-init-replylink-buttons' ) .addClass( 'ext-discussiontools-init-replylink-active' ); } else if ( this.$addSectionLink && this.$activeLink.is( this.$addSectionLink ) ) { // eslint-disable-next-line no-jquery/no-global-selector $( '#ca-addsection' ).addClass( 'selected' ); // eslint-disable-next-line no-jquery/no-global-selector $( '#ca-view' ).removeClass( 'selected' ); } this.$pageContainer.addClass( 'ext-discussiontools-init-replylink-open' ); this.$replyLinks.attr( { tabindex: '-1' } ); // Suppress page takeover behavior for VE editing so that our unload // handler can warn of data loss. // eslint-disable-next-line no-jquery/no-global-selector $( '#ca-edit, #ca-ve-edit, .mw-editsection a, #ca-addsection' ).off( '.ve-target' ); }; ReplyLinksController.prototype.clearActiveLink = function () { if ( this.$activeLink.is( this.$replyLinks ) ) { this.$activeLink.closest( '.ext-discussiontools-init-replylink-buttons' ) .removeClass( 'ext-discussiontools-init-replylink-active' ); } else if ( this.$addSectionLink && this.$activeLink.is( this.$addSectionLink ) ) { // eslint-disable-next-line no-jquery/no-global-selector $( '#ca-addsection' ).removeClass( 'selected' ); // eslint-disable-next-line no-jquery/no-global-selector $( '#ca-view' ).addClass( 'selected' ); } this.$pageContainer.removeClass( 'ext-discussiontools-init-replylink-open' ); this.$replyLinks.attr( { tabindex: '0' } ); // We deliberately mangled edit links earlier so VE can't steal our page; // have it redo setup to fix those. if ( mw.libs.ve && mw.libs.ve.setupEditLinks ) { mw.libs.ve.setupEditLinks(); } this.$activeLink = null; }; ReplyLinksController.prototype.teardown = function () { if ( this.$activeLink ) { this.clearActiveLink(); } this.$replyLinks.off( 'click keypress', this.onReplyLinkClickHandler ); if ( this.$addSectionLink ) { this.$addSectionLink.off( 'click keypress', this.onAddSectionLinkClickHandler ); this.$body.off( 'click keypress', 'a:not( [data-mw-comment] )', this.onAnyLinkClickHandler ); } }; module.exports = ReplyLinksController;