mediawiki-extensions-Visual.../modules/ve-mw/init/ve.init.mw.ArticleTarget.js
Alex Monk 680e464e94 ArticleTarget: Don't assume an explicit oldid is old; check against current
Bug: T130810
Change-Id: I3d5b748da37a0a059f282f97dd0d68d1846e2553
2016-03-25 17:37:02 -07:00

1723 lines
50 KiB
JavaScript

/*!
* VisualEditor MediaWiki Initialization ArticleTarget class.
*
* @copyright 2011-2016 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/*global EasyDeflate, alert */
/**
* Initialization MediaWiki article target.
*
* @class
* @extends ve.init.mw.Target
*
* @constructor
* @param {string} pageName Name of target page
* @param {string} [revisionId] If the editor should load a revision of the page, pass the
* revision id here. Defaults to loading the latest version (see #load).
* @param {Object} [config] Configuration options
*/
ve.init.mw.ArticleTarget = function VeInitMwArticleTarget( pageName, revisionId, config ) {
config = config || {};
config.toolbarConfig = $.extend( {
shadow: true,
actions: true,
floatable: true
}, config.toolbarConfig );
// Parent constructor
ve.init.mw.ArticleTarget.super.call( this, config );
// Properties
this.saveDialog = null;
this.saveDeferred = null;
this.captcha = null;
this.docToSave = null;
this.toolbarSaveButton = null;
this.pageName = pageName;
this.pageExists = mw.config.get( 'wgArticleId', 0 ) !== 0;
this.toolbarScrollOffset = mw.config.get( 'wgVisualEditorToolbarScrollOffset', 0 );
// Sometimes we actually don't want to send a useful oldid
// if we do, PostEdit will give us a 'page restored' message
revisionId = Number.parseInt( revisionId );
this.requestedRevId = revisionId;
this.currentRevisionId = mw.config.get( 'wgCurRevisionId' );
this.revid = revisionId || this.currentRevisionId;
this.restoring = !!revisionId && revisionId !== this.currentRevisionId;
this.pageDeletedWarning = false;
this.editToken = mw.user.tokens.get( 'editToken' );
this.submitUrl = ( new mw.Uri( mw.util.getUrl( this.pageName ) ) )
.extend( {
action: 'submit',
veswitched: 1
} );
this.events = { track: $.noop, trackActivationStart: $.noop, trackActivationComplete: $.noop };
this.welcomeDialog = null;
this.welcomeDialogPromise = null;
this.preparedCacheKeyPromise = null;
this.clearState();
// Initialization
this.$element.addClass( 've-init-mw-articleTarget' );
};
/* Inheritance */
OO.inheritClass( ve.init.mw.ArticleTarget, ve.init.mw.Target );
/* Events */
/**
* @event editConflict
*/
/**
* @event save
*/
/**
* @event showChanges
*/
/**
* @event noChanges
*/
/**
* @event saveErrorEmpty
* Fired when save API returns no data object
*/
/**
* @event saveErrorSpamBlacklist
* Fired when save is considered spam or blacklisted
*/
/**
* @event saveErrorAbuseFilter
* Fired when AbuseFilter throws warnings
*/
/**
* @event saveErrorBadToken
* @param {boolean} willRetry Whether an automatic retry will occur
* Fired on save if we have to fetch a new edit token.
* This is mainly for analytical purposes.
*/
/**
* @event saveErrorNewUser
* Fired when user is logged in as a new user
*/
/**
* @event saveErrorCaptcha
* Fired when saveError indicates captcha field is required
*/
/**
* @event saveErrorUnknown
* @param {string} errorMsg Error message shown to the user
* Fired for any other type of save error
*/
/**
* @event saveErrorPageDeleted
* Fired when user tries to save page that was deleted after opening VE
*/
/**
* @event saveErrorTitleBlacklist
* Fired when the user tries to save page in violation of the TitleBlacklist
*/
/**
* @event saveErrorReadOnly
* Fired when the user tries to save page but the database is locked
*/
/**
* @event loadError
*/
/**
* @event showChangesError
*/
/**
* @event serializeError
*/
/**
* @event serializeComplete
* Fired when serialization is complete
*/
/* Static Properties */
/**
* Name of target class. Used by ArticleTargetEvents to identify which target we are tracking.
*
* @static
* @property {string}
* @inheritable
*/
ve.init.mw.ArticleTarget.static.name = 'mwTarget';
/**
* @inheritdoc
*/
ve.init.mw.ArticleTarget.static.integrationType = 'page';
/**
* @inheritdoc
*/
ve.init.mw.ArticleTarget.static.platformType = 'other';
/* Methods */
/**
* Handle response to a successful load request.
*
* This method is called within the context of a target instance. If successful the DOM from the
* server will be parsed, stored in {this.doc} and then {this.documentReady} will be called.
*
* @method
* @param {Object} response API response data
* @param {string} status Text status message
*/
ve.init.mw.ArticleTarget.prototype.loadSuccess = function ( response ) {
var i, len, linkData, aboutDoc, docRevId, docRevIdMatches,
data = response ? response.visualeditor : null;
if ( typeof data.content !== 'string' ) {
this.loadFail( 've-api', 'No HTML content in response from server' );
} else {
ve.track( 'trace.parseResponse.enter' );
this.originalHtml = data.content;
this.etag = data.etag;
this.fromEditedState = data.fromEditedState;
this.doc = this.parseHtml( this.originalHtml );
this.remoteNotices = ve.getObjectValues( data.notices );
this.protectedClasses = data.protectedClasses;
this.baseTimeStamp = data.basetimestamp;
this.startTimeStamp = data.starttimestamp;
this.revid = data.oldid;
aboutDoc = this.doc.documentElement.getAttribute( 'about' );
if ( aboutDoc ) {
docRevIdMatches = aboutDoc.match( /revision\/([0-9]*)$/ );
if ( docRevIdMatches.length >= 2 ) {
docRevId = parseInt( docRevIdMatches[ 1 ] );
}
}
if ( docRevId && docRevId !== this.revid ) {
if ( this.retriedRevIdConflict ) {
// Retried already, just error the second time.
this.loadFail(
've-api',
'Revision IDs (doc=' + docRevId + ',api=' + this.revid + ') ' +
'returned by server do not match'
);
} else {
this.retriedRevIdConflict = true;
// TODO this retries both requests, in RESTbase mode we should only retry
// the request that gave us the lower revid
this.loading = false;
// HACK: Load with explicit revid to hopefully prevent this from happening again
this.requestedRevId = Math.max( docRevId, this.revid );
this.load();
}
return;
} else {
// Set this to false after a successful load, so we don't immediately give up
// if a subsequent load mismatches again
this.retriedRevIdConflict = false;
}
// Populate link cache
if ( data.links ) {
// Format from the API: { missing: [titles], known: 1|[titles] }
// Format expected by LinkCache: { title: { missing: true|false } }
linkData = {};
for ( i = 0, len = data.links.missing.length; i < len; i++ ) {
linkData[ data.links.missing[ i ] ] = { missing: true };
}
if ( data.links.known === 1 ) {
// Set back to false by documentReady()
ve.init.platform.linkCache.setAssumeExistence( true );
} else {
for ( i = 0, len = data.links.known.length; i < len; i++ ) {
linkData[ data.links.known[ i ] ] = { missing: false };
}
}
ve.init.platform.linkCache.setMissing( linkData );
}
ve.track( 'trace.parseResponse.exit' );
// Everything worked, the page was loaded, continue initializing the editor
this.documentReady( this.doc );
}
};
/**
* @inheritdoc
*/
ve.init.mw.ArticleTarget.prototype.documentReady = function () {
// We need to wait until documentReady as local notices may require special messages
this.editNotices = this.remoteNotices.concat(
this.localNoticeMessages.map( function ( msgKey ) {
return '<p>' + ve.init.platform.getParsedMessage( msgKey ) + '</p>';
} )
);
this.loading = false;
this.edited = this.fromEditedState;
// Parent method
ve.init.mw.ArticleTarget.super.prototype.documentReady.apply( this, arguments );
};
/**
* @inheritdoc
*/
ve.init.mw.ArticleTarget.prototype.surfaceReady = function () {
// loadSuccess() may have called setAssumeExistence( true );
ve.init.platform.linkCache.setAssumeExistence( false );
this.getSurface().getModel().connect( this, {
history: 'updateToolbarSaveButtonState'
} );
this.setupToolbarSaveButton();
this.attachToolbarSaveButton();
this.restoreEditSection();
// Parent method
ve.init.mw.ArticleTarget.super.prototype.surfaceReady.apply( this, arguments );
};
/**
* Handle an unsuccessful load request.
*
* This method is called within the context of a target instance.
*
* @method
* @param {string} errorTypeText Error type text from mw.Api
* @param {Object} error Object containing xhr, textStatus and exception keys
* @fires loadError
*/
ve.init.mw.ArticleTarget.prototype.loadFail = function () {
this.loading = false;
this.emit( 'loadError' );
};
/**
* Handle a successful save request.
*
* This method is called within the context of a target instance.
*
* @method
* @param {HTMLDocument} doc HTML document we tried to save
* @param {Object} saveData Options that were used
* @param {Object} response Response data
* @param {string} status Text status message
*/
ve.init.mw.ArticleTarget.prototype.saveSuccess = function ( doc, saveData, response ) {
var data = response.visualeditoredit;
this.saving = false;
if ( !data ) {
this.saveFail( doc, saveData, null, 'Invalid response from server', response );
} else if ( data.result !== 'success' ) {
// Note, this could be any of db failure, hookabort, badtoken or even a captcha
this.saveFail( doc, saveData, null, 'Save failure', response );
} else if ( typeof data.content !== 'string' ) {
this.saveFail( doc, saveData, null, 'Invalid HTML content in response from server', response );
} else {
this.saveComplete(
data.content,
data.categorieshtml,
data.newrevid,
data.isRedirect,
data.displayTitleHtml,
data.lastModified,
data.contentSub,
data.modules,
data.jsconfigvars
);
}
};
/**
* Handle successful DOM save event.
*
* @method
* @param {string} html Rendered page HTML from server
* @param {string} categoriesHtml Rendered categories HTML from server
* @param {number} newid New revision id, undefined if unchanged
* @param {boolean} isRedirect Whether this page is a redirect or not
* @param {string} displayTitle What HTML to show as the page title
* @param {Object} lastModified Object containing user-formatted date
* and time strings, or undefined if we made no change.
* @param {string} contentSub HTML to show as the content subtitle
* @param {Array} modules The modules to be loaded on the page
* @param {Object} jsconfigvars The mw.config values needed on the page
* @fires save
*/
ve.init.mw.ArticleTarget.prototype.saveComplete = function () {
this.saveDeferred.resolve();
this.emit( 'save' );
};
/**
* Handle an unsuccessful save request.
*
* @method
* @param {HTMLDocument} doc HTML document we tried to save
* @param {Object} saveData Options that were used
* @param {Object} jqXHR
* @param {string} status Text status message
* @param {Object|null} data API response data
*/
ve.init.mw.ArticleTarget.prototype.saveFail = function ( doc, saveData, jqXHR, status, data ) {
var api, editApi,
target = this;
this.saving = false;
this.pageDeletedWarning = false;
// Handle empty response
if ( !data ) {
this.saveErrorEmpty();
return;
}
editApi = data && data.visualeditoredit && data.visualeditoredit.edit;
// Handle spam blacklist error (either from core or from Extension:SpamBlacklist)
if ( editApi && editApi.spamblacklist ) {
this.saveErrorSpamBlacklist( editApi );
return;
}
// Handle warnings/errors from Extension:AbuseFilter
// TODO: Move this to a plugin
if ( editApi && editApi.info && editApi.info.indexOf( 'Hit AbuseFilter:' ) === 0 && editApi.warning ) {
this.saveErrorAbuseFilter( editApi );
return;
}
// Handle token errors
if ( data.error && data.error.code === 'badtoken' ) {
api = new mw.Api();
api.get( {
action: 'query',
meta: 'tokens|userinfo',
type: 'csrf'
} )
.done( function ( data ) {
var
userInfo = data.query && data.query.userinfo,
editToken = data.query && data.query.tokens && data.query.tokens.csrftoken,
isAnon = mw.user.isAnon();
if ( userInfo && editToken ) {
target.editToken = editToken;
if (
( isAnon && userInfo.anon !== undefined ) ||
// Comparing id instead of name to protect against possible
// normalisation and against case where the user got renamed.
mw.config.get( 'wgUserId' ) === userInfo.id
) {
// New session is the same user still; retry
target.emit( 'saveErrorBadToken', true );
target.save( doc, saveData );
} else {
// The now current session is a different user
if ( userInfo.anon !== undefined ) {
// New session is an anonymous user
mw.config.set( {
// wgUserId is unset for anonymous users, not set to null
wgUserId: undefined,
// wgUserName is explicitly set to null for anonymous users,
// functions like mw.user.isAnon rely on this.
wgUserName: null
} );
target.saveErrorBadToken( null, false );
} else {
// New session is a different user
mw.config.set( { wgUserId: userInfo.id, wgUserName: userInfo.name } );
target.saveErrorBadToken( userInfo.name, false );
}
}
}
} )
.fail( function () {
target.saveErrorBadToken( null, true );
} );
return;
} else if ( data.error && data.error.code === 'editconflict' ) {
this.editConflict();
return;
} else if ( data.error && data.error.code === 'pagedeleted' ) {
this.saveErrorPageDeleted();
return;
} else if ( data.error && data.error.code === 'titleblacklist-forbidden' ) {
this.saveErrorTitleBlacklist();
return;
} else if ( data.error && data.error.code === 'readonly' ) {
this.saveErrorReadOnly( data.error.readonlyreason );
return;
}
// Handle captcha
// Captcha "errors" usually aren't errors. We simply don't know about them ahead of time,
// so we save once, then (if required) we get an error with a captcha back and try again after
// the user solved the captcha.
// TODO: ConfirmEdit API is horrible, there is no reliable way to know whether it is a "math",
// "question" or "fancy" type of captcha. They all expose differently named properties in the
// API for different things in the UI. At this point we only support the SimpleCaptcha and FancyCaptcha
// which we very intuitively detect by the presence of a "url" property.
if ( editApi && editApi.captcha && (
editApi.captcha.url ||
editApi.captcha.type === 'simple' ||
editApi.captcha.type === 'math' ||
editApi.captcha.type === 'question'
) ) {
this.saveErrorCaptcha( editApi );
return;
}
// Handle (other) unknown and/or unrecoverable errors
this.saveErrorUnknown( editApi, data );
};
/**
* Handle a successful show changes request.
*
* @method
* @param {Object} response API response data
* @param {string} status Text status message
*/
ve.init.mw.ArticleTarget.prototype.showChangesSuccess = function ( response ) {
var data = response.visualeditor;
this.diffing = false;
if ( !data && !response.error ) {
this.showChangesFail( null, 'Invalid response from server', null );
} else if ( response.error ) {
this.showChangesFail(
null, 'Unsuccessful request: ' + response.error.info, null
);
} else if ( data.result === 'nochanges' ) {
this.noChanges();
} else if ( data.result !== 'success' ) {
this.showChangesFail( null, 'Failed request: ' + data.result, null );
} else if ( typeof data.diff !== 'string' ) {
this.showChangesFail(
null, 'Invalid HTML content in response from server', null
);
} else {
this.showChangesDiff( data.diff );
}
};
/**
* Show changes diff HTML
*
* @param {string} diffHtml Diff HTML
* @fires showChanges
*/
ve.init.mw.ArticleTarget.prototype.showChangesDiff = function ( diffHtml ) {
this.emit( 'showChanges' );
// Invalidate the viewer diff on next change
this.getSurface().getModel().getDocument().once( 'transact',
this.saveDialog.clearDiff.bind( this.saveDialog )
);
this.saveDialog.setDiffAndReview( diffHtml );
};
/**
* Handle errors during showChanges action.
*
* @method
* @this ve.init.mw.ArticleTarget
* @param {Object} jqXHR
* @param {string} status Text status message
* @param {Mixed} error HTTP status text
* @fires showChangesError
*/
ve.init.mw.ArticleTarget.prototype.showChangesFail = function ( jqXHR, status ) {
this.diffing = false;
this.emit( 'showChangesError' );
alert( ve.msg( 'visualeditor-differror', status ) );
this.saveDialog.popPending();
};
/**
* Show an save process error message
*
* @method
* @param {string|jQuery|Node[]} msg Message content (string of HTML, jQuery object or array of
* Node objects)
* @param {boolean} [allowReapply=true] Whether or not to allow the user to reapply.
* Reset when swapping panels. Assumed to be true unless explicitly set to false.
* @param {boolean} [warning=false] Whether or not this is a warning.
*/
ve.init.mw.ArticleTarget.prototype.showSaveError = function ( msg, allowReapply, warning ) {
this.saveDeferred.reject( [ new OO.ui.Error( msg, { recoverable: allowReapply, warning: warning } ) ] );
};
/**
* Handle general save error
*
* @method
* @fires saveErrorEmpty
*/
ve.init.mw.ArticleTarget.prototype.saveErrorEmpty = function () {
this.showSaveError( ve.msg( 'visualeditor-saveerror', 'Empty server response' ), false /* prevents reapply */ );
this.emit( 'saveErrorEmpty' );
};
/**
* Handle spam blacklist error
*
* @method
* @param {Object} editApi
* @fires saveErrorSpamBlacklist
*/
ve.init.mw.ArticleTarget.prototype.saveErrorSpamBlacklist = function ( editApi ) {
this.showSaveError(
$( $.parseHTML( editApi.sberrorparsed ) ),
false // prevents reapply
);
this.emit( 'saveErrorSpamBlacklist' );
};
/**
* Handel abuse filter error
*
* @method
* @param {Object} editApi
* @fires saveErrorAbuseFilter
*/
ve.init.mw.ArticleTarget.prototype.saveErrorAbuseFilter = function ( editApi ) {
this.showSaveError( $( $.parseHTML( editApi.warning ) ) );
// Don't disable the save button. If the action is not disallowed the user may save the
// edit by pressing Save again. The AbuseFilter API currently has no way to distinguish
// between filter triggers that are and aren't disallowing the action.
this.emit( 'saveErrorAbuseFilter' );
};
/**
* Handle title blacklist save error
*
* @method
* @fires saveErrorTitleBlacklist
*/
ve.init.mw.ArticleTarget.prototype.saveErrorTitleBlacklist = function () {
this.showSaveError( mw.msg( 'visualeditor-saveerror-titleblacklist' ) );
this.emit( 'saveErrorTitleBlacklist' );
};
/**
* Handle token fetch indicating another user is logged in, and token fetch errors.
*
* @method
* @param {string|null} username Name of newly logged-in user, or null if anonymous
* @param {boolean} [error=false] Whether there was an error trying to figure out who we're logged in as
* @fires saveErrorBadToken
* @fires saveErrorNewUser
*/
ve.init.mw.ArticleTarget.prototype.saveErrorBadToken = function ( username, error ) {
var userMsg,
$msg = $( document.createTextNode( mw.msg( 'visualeditor-savedialog-error-badtoken' ) + ' ' ) );
if ( error ) {
this.emit( 'saveErrorBadToken', false );
$msg = $msg.add( document.createTextNode( mw.msg( 'visualeditor-savedialog-identify-trylogin' ) ) );
} else {
this.emit( 'saveErrorNewUser' );
if ( username === null ) {
userMsg = 'visualeditor-savedialog-identify-anon';
} else {
userMsg = 'visualeditor-savedialog-identify-user';
}
$msg = $msg.add( $.parseHTML( mw.message( userMsg, username ).parse() ) );
}
this.showSaveError( $msg );
};
/**
* Handle unknown save error
*
* @method
* @param {Object} editApi
* @param {Object|null} data API response data
* @fires saveErrorUnknown
*/
ve.init.mw.ArticleTarget.prototype.saveErrorUnknown = function ( editApi, data ) {
var errorMsg = ( editApi && editApi.info ) || ( data && data.error && data.error.info ),
errorCode = ( editApi && editApi.code ) || ( data && data.error && data.error.code );
this.showSaveError(
$( document.createTextNode( errorMsg || errorCode || 'Unknown error' ) ),
false // prevents reapply
);
this.emit( 'saveErrorUnknown', errorCode || errorMsg || 'Unknown error' );
};
/**
* Handle captcha error
*
* @method
* @param {Object} editApi
* @fires saveErrorCaptcha
*/
ve.init.mw.ArticleTarget.prototype.saveErrorCaptcha = function ( editApi ) {
var $captchaDiv = $( '<div>' ),
$captchaParagraph = $( '<p>' );
this.captcha = {
input: new OO.ui.TextInputWidget(),
id: editApi.captcha.id
};
$captchaDiv.append( $captchaParagraph );
$captchaParagraph.append(
$( '<strong>' ).text( mw.msg( 'captcha-label' ) ),
document.createTextNode( mw.msg( 'colon-separator' ) )
);
if ( editApi.captcha.url ) { // FancyCaptcha
mw.loader.load( 'ext.confirmEdit.fancyCaptcha' );
$captchaParagraph.append(
$( $.parseHTML( mw.message( 'fancycaptcha-edit' ).parse() ) )
.filter( 'a' ).attr( 'target', '_blank' ).end()
);
$captchaDiv.append(
$( '<img>' ).attr( 'src', editApi.captcha.url ).addClass( 'fancycaptcha-image' ),
' ',
$( '<a>' ).addClass( 'fancycaptcha-reload' ).text( mw.msg( 'fancycaptcha-reload-text' ) )
);
} else if ( editApi.captcha.type === 'simple' || editApi.captcha.type === 'math' ) {
// SimpleCaptcha and MathCaptcha
$captchaParagraph.append(
mw.message( 'captcha-edit' ).parse(),
'<br>',
document.createTextNode( editApi.captcha.question )
);
} else if ( editApi.captcha.type === 'question' ) {
// QuestyCaptcha
$captchaParagraph.append(
mw.message( 'questycaptcha-edit' ).parse(),
'<br>',
editApi.captcha.question
);
}
$captchaDiv.append( this.captcha.input.$element );
// ProcessDialog's error system isn't great for this yet.
this.saveDialog.clearMessage( 'api-save-error' );
this.saveDialog.showMessage( 'api-save-error', $captchaDiv );
this.saveDialog.popPending();
this.captcha.input.focus();
this.emit( 'saveErrorCaptcha' );
};
/**
* Handle page deleted error
*
* @method
* @fires saveErrorPageDeleted
*/
ve.init.mw.ArticleTarget.prototype.saveErrorPageDeleted = function () {
this.pageDeletedWarning = true;
this.showSaveError( mw.msg( 'visualeditor-recreate', mw.msg( 'ooui-dialog-process-continue' ) ), true, true );
this.emit( 'saveErrorPageDeleted' );
};
/**
* Handle read only error
*
* @method
* @param {string} reason The reason given by the system administrator.
* @fires saveErrorReadOnly
*/
ve.init.mw.ArticleTarget.prototype.saveErrorReadOnly = function ( reason ) {
this.showSaveError( $( $.parseHTML( mw.message( 'readonlywarning', reason ).parse() ) ), true, true );
this.emit( 'saveErrorReadOnly' );
};
/**
* Handle an edit conflict
*
* @method
* @fires editConflict
*/
ve.init.mw.ArticleTarget.prototype.editConflict = function () {
this.emit( 'editConflict' );
this.saveDialog.popPending();
this.saveDialog.swapPanel( 'conflict' );
};
/**
* Handle no changes in diff
*
* @method
* @fires noChanges
*/
ve.init.mw.ArticleTarget.prototype.noChanges = function () {
this.emit( 'noChanges' );
this.saveDialog.popPending();
this.saveDialog.swapPanel( 'nochanges' );
this.saveDialog.getActions().setAbilities( { approve: true } );
};
/**
* Handle a successful serialize request.
*
* This method is called within the context of a target instance.
*
* @static
* @method
* @param {Object} response API response data
* @param {string} status Text status message
* @fires serializeComplete
*/
ve.init.mw.ArticleTarget.prototype.serializeSuccess = function ( response ) {
var data = response.visualeditor;
this.serializing = false;
if ( !data && !response.error ) {
this.serializeFail( null, 'Invalid response from server', null );
} else if ( response.error ) {
this.serializeFail(
null, 'Unsuccessful request: ' + response.error.info, null
);
} else if ( data.result === 'error' ) {
this.serializeFail( null, 'Server error', null );
} else if ( typeof data.content !== 'string' ) {
this.serializeFail(
null, 'No Wikitext content in response from server', null
);
} else {
if ( typeof this.serializeCallback === 'function' ) {
this.serializeCallback( data.content );
this.emit( 'serializeComplete' );
delete this.serializeCallback;
}
}
};
/**
* Handle an unsuccessful serialize request.
*
* This method is called within the context of a target instance.
*
* @method
* @param {jqXHR|null} jqXHR
* @param {string} status Text status message
* @param {Mixed|null} error HTTP status text
* @fires serializeError
*/
ve.init.mw.ArticleTarget.prototype.serializeFail = function () {
this.serializing = false;
this.emit( 'serializeError' );
};
/**
* Handle clicks on the review button in the save dialog.
*
* @method
* @fires saveReview
*/
ve.init.mw.ArticleTarget.prototype.onSaveDialogReview = function () {
if ( !this.saveDialog.$reviewViewer.find( 'table, pre' ).length ) {
this.emit( 'saveReview' );
this.saveDialog.getActions().setAbilities( { approve: false } );
this.saveDialog.pushPending();
if ( this.pageExists ) {
// Has no callback, handled via target.showChangesDiff
this.showChanges( this.docToSave );
} else {
this.serialize( this.docToSave, this.onSaveDialogReviewComplete.bind( this ) );
}
} else {
this.saveDialog.swapPanel( 'review' );
}
};
/**
* Handle completed serialize request for diff views for new page creations.
*
* @method
* @param {string} wikitext
*/
ve.init.mw.ArticleTarget.prototype.onSaveDialogReviewComplete = function ( wikitext ) {
// Invalidate the viewer wikitext on next change
this.getSurface().getModel().getDocument().once( 'transact',
this.saveDialog.clearDiff.bind( this.saveDialog )
);
this.saveDialog.setDiffAndReview( $( '<pre>' ).text( wikitext ) );
};
/**
* Handle clicks on the resolve conflict button in the conflict dialog.
*
* @method
*/
ve.init.mw.ArticleTarget.prototype.onSaveDialogResolveConflict = function () {
// Get Wikitext from the DOM, and set up a submit call when it's done
this.serialize(
this.docToSave,
this.submitWithSaveFields.bind( this, { wpSave: 1 } )
);
};
/**
* Handle dialog retry events
* So we can handle trying to save again after page deletion warnings
*/
ve.init.mw.ArticleTarget.prototype.onSaveDialogRetry = function () {
if ( this.pageDeletedWarning ) {
this.recreating = true;
this.pageExists = false;
}
};
/**
* Handle dialog close events.
*
* @fires saveWorkflowEnd
*/
ve.init.mw.ArticleTarget.prototype.onSaveDialogClose = function () {
var target = this;
function clear() {
target.docToSave = null;
target.clearPreparedCacheKey();
}
// Clear the cached HTML and cache key once the document changes
if ( this.getSurface() ) {
this.getSurface().getModel().getDocument().once( 'transact', clear );
} else {
clear();
}
this.emit( 'saveWorkflowEnd' );
};
/**
* Get deflated HTML. This function is async because easy-deflate may not have finished loading yet.
*
* @param {HTMLDocument} newDoc Document to get HTML for
* @return {jQuery.Promise} Promise resolved with deflated HTML
* @see #getHtml
*/
ve.init.mw.ArticleTarget.prototype.deflateHtml = function ( newDoc ) {
var html = this.getHtml( newDoc, this.doc );
return mw.loader.using( 'easy-deflate.deflate' )
.then( function () {
return EasyDeflate.deflate( html );
} );
};
/**
* Load the editor.
*
* This method initiates an API request for the page data unless dataPromise is passed in,
* in which case it waits for that promise instead.
*
* @param {jQuery.Promise} [dataPromise] Promise for pending request, if any
* @return {boolean} Loading has been started
*/
ve.init.mw.ArticleTarget.prototype.load = function ( dataPromise ) {
// Prevent duplicate requests
if ( this.loading ) {
return false;
}
this.events.trackActivationStart( mw.libs.ve.activationStart );
mw.libs.ve.activationStart = null;
this.loading = dataPromise || mw.libs.ve.targetLoader.requestPageData(
this.pageName,
this.requestedRevId,
this.constructor.name
);
this.loading
.done( this.loadSuccess.bind( this ) )
.fail( this.loadFail.bind( this ) );
return true;
};
/**
* Clear the state of this target, preparing it to be reactivated later.
*/
ve.init.mw.ArticleTarget.prototype.clearState = function () {
this.clearPreparedCacheKey();
this.loading = false;
this.saving = false;
this.diffing = false;
this.serializing = false;
this.submitting = false;
this.baseTimeStamp = null;
this.startTimeStamp = null;
this.doc = null;
this.originalHtml = null;
this.editNotices = [];
this.remoteNotices = [];
this.localNoticeMessages = [];
};
/**
* Switch to edit source mode
*
* @abstract
* @method
*/
ve.init.mw.ArticleTarget.prototype.editSource = null;
/**
* Serialize the current document and store the result in the serialization cache on the server.
*
* This function returns a promise that is resolved once serialization is complete, with the
* cache key passed as the first parameter.
*
* If there's already a request pending for the same (reference-identical) HTMLDocument, this
* function will not initiate a new request but will return the promise for the pending request.
* If a request for the same document has already been completed, this function will keep returning
* the same promise (which will already have been resolved) until clearPreparedCacheKey() is called.
*
* @param {HTMLDocument} doc Document to serialize
* @return {jQuery.Promise} Abortable promise, resolved with the cache key.
*/
ve.init.mw.ArticleTarget.prototype.prepareCacheKey = function ( doc ) {
var xhr, deflated,
aborted = false,
start = ve.now(),
target = this;
if ( this.preparedCacheKeyPromise && this.preparedCacheKeyPromise.doc === doc ) {
return this.preparedCacheKeyPromise;
}
this.clearPreparedCacheKey();
this.preparedCacheKeyPromise = this.deflateHtml( doc )
.then( function ( deflatedHtml ) {
deflated = deflatedHtml;
if ( aborted ) {
return $.Deferred().reject();
}
xhr = new mw.Api().post(
{
action: 'visualeditor',
paction: 'serializeforcache',
html: deflatedHtml,
page: target.pageName,
oldid: target.revid,
etag: target.etag
},
{ contentType: 'multipart/form-data' }
);
return xhr.then(
function ( response ) {
var trackData = { duration: ve.now() - start };
if ( response.visualeditor && typeof response.visualeditor.cachekey === 'string' ) {
target.events.track( 'performance.system.serializeforcache', trackData );
return response.visualeditor.cachekey;
} else {
target.events.track( 'performance.system.serializeforcache.nocachekey', trackData );
return $.Deferred().reject();
}
},
function () {
target.events.track( 'performance.system.serializeforcache.fail', { duration: ve.now() - start } );
}
);
} )
.promise( {
abort: function () {
if ( xhr ) {
xhr.abort();
}
aborted = true;
},
getDeflatedHtml: function () {
return deflated;
},
doc: doc
} );
return this.preparedCacheKeyPromise;
};
/**
* Get the prepared wikitext, if any. Same as prepareWikitext() but does not initiate a request
* if one isn't already pending or finished. Instead, it returns a rejected promise in that case.
*
* @param {HTMLDocument} doc Document to serialize
* @return {jQuery.Promise} Abortable promise, resolved with the cache key.
*/
ve.init.mw.ArticleTarget.prototype.getPreparedCacheKey = function ( doc ) {
var deferred;
if ( this.preparedCacheKeyPromise && this.preparedCacheKeyPromise.doc === doc ) {
return this.preparedCacheKeyPromise;
}
deferred = $.Deferred();
deferred.reject();
return deferred.promise();
};
/**
* Clear the promise for the prepared wikitext cache key, and abort it if it's still in progress.
*/
ve.init.mw.ArticleTarget.prototype.clearPreparedCacheKey = function () {
if ( this.preparedCacheKeyPromise ) {
this.preparedCacheKeyPromise.abort();
this.preparedCacheKeyPromise = null;
}
};
/**
* Try submitting an API request with a cache key for prepared wikitext, falling back to submitting
* HTML directly if there is no cache key present or pending, or if the request for the cache key
* fails, or if using the cache key fails with a badcachekey error.
*
* @param {HTMLDocument} doc Document to submit
* @param {Object} options POST parameters to send. Do not include 'html', 'cachekey' or 'format'.
* @param {string} [eventName] If set, log an event when the request completes successfully. The
* full event name used will be 'performance.system.{eventName}.withCacheKey' or .withoutCacheKey
* depending on whether or not a cache key was used.
* @return {jQuery.Promise}
*/
ve.init.mw.ArticleTarget.prototype.tryWithPreparedCacheKey = function ( doc, options, eventName ) {
var data,
preparedCacheKey = this.getPreparedCacheKey( doc ),
target = this;
data = ve.extendObject( {}, options, { format: 'json' } );
function ajaxRequest( cachekey, isRetried ) {
var fullEventName,
start = ve.now(),
deflatePromise = $.Deferred().resolve().promise();
if ( typeof cachekey === 'string' ) {
data.cachekey = cachekey;
} else {
// Getting a cache key failed, fall back to sending the HTML
data.html = preparedCacheKey && preparedCacheKey.getDeflatedHtml && preparedCacheKey.getDeflatedHtml();
if ( !data.html ) {
deflatePromise = target.deflateHtml( doc ).then( function ( deflatedHtml ) {
data.html = deflatedHtml;
} );
}
// If using the cache key fails, we'll come back here with cachekey still set
delete data.cachekey;
}
return deflatePromise
.then( function () {
return new mw.Api().post( data, { contentType: 'multipart/form-data' } );
} )
.then(
function ( response, jqxhr ) {
var eventData = {
bytes: $.byteLength( jqxhr.responseText ),
duration: ve.now() - start
};
// Log data about the request if eventName was set
if ( eventName ) {
fullEventName = 'performance.system.' + eventName +
( typeof cachekey === 'string' ? '.withCacheKey' : '.withoutCacheKey' );
target.events.track( fullEventName, eventData );
}
return jqxhr;
},
function ( errorName, errorObject ) {
var responseText = ve.getProp( errorObject, 'xhr', 'responseText' ),
eventData;
if ( responseText ) {
eventData = {
bytes: $.byteLength( responseText ),
duration: ve.now() - start
};
if ( eventName ) {
if ( errorName === 'badcachekey' ) {
fullEventName = 'performance.system.' + eventName + '.badCacheKey';
} else {
fullEventName = 'performance.system.' + eventName + '.withoutCacheKey';
}
target.events.track( fullEventName, eventData );
}
}
// This cache key is evidently bad, clear it
target.clearPreparedCacheKey();
if ( !isRetried && errorName === 'badcachekey' ) {
// Try again without a cache key
return ajaxRequest( null, true );
} else {
// Failed twice in a row, must be some other error - let caller handle it.
// FIXME Can't just `return this` because all callers are broken.
return $.Deferred().reject( null, errorName, errorObject ).promise();
}
}
);
}
// If we successfully get prepared wikitext, then invoke ajaxRequest() with the cache key,
// otherwise invoke it without.
return preparedCacheKey.then( ajaxRequest, ajaxRequest );
};
/**
* Handle the save dialog's save event
*
* Validates the inputs then starts the save process
*
* @param {jQuery.Deferred} saveDeferred Deferred object to resolve/reject when the save
* succeeds/fails.
* @fires saveInitiated
*/
ve.init.mw.ArticleTarget.prototype.onSaveDialogSave = function ( saveDeferred ) {
var saveOptions;
if ( this.deactivating ) {
return false;
}
saveOptions = this.getSaveOptions();
// Reset any old captcha data
if ( this.captcha ) {
this.saveDialog.clearMessage( 'captcha' );
delete this.captcha;
}
if (
+mw.user.options.get( 'forceeditsummary' ) &&
( saveOptions.summary === '' || saveOptions.summary === this.initialEditSummary ) &&
!this.saveDialog.messages.missingsummary
) {
this.saveDialog.showMessage(
'missingsummary',
// Wrap manually since this core message already includes a bold "Warning:" label
$( '<p>' ).append( ve.init.platform.getParsedMessage( 'missingsummary' ) ),
{ wrap: false }
);
this.saveDialog.popPending();
} else {
this.emit( 'saveInitiated' );
this.startSave( saveOptions );
this.saveDeferred = saveDeferred;
}
};
/**
* Start the save process
*
* @param {Object} saveOptions Save options
*/
ve.init.mw.ArticleTarget.prototype.startSave = function ( saveOptions ) {
if ( !this.docToSave ) {
this.docToSave = this.getSurface().getDom();
}
this.save( this.docToSave, saveOptions );
};
/**
* Get save form fields from the save dialog form.
*
* @return {Object} Form data for submission to the MediaWiki action=edit UI
*/
ve.init.mw.ArticleTarget.prototype.getSaveFields = function () {
var fields = {
wpSummary: this.saveDialog ? this.saveDialog.editSummaryInput.getValue() : this.initialEditSummary,
wpCaptchaId: this.captcha && this.captcha.id,
wpCaptchaWord: this.captcha && this.captcha.input.getValue()
};
if ( this.recreating ) {
fields.wpRecreate = true;
}
return fields;
};
/**
* Invoke #submit with the data from #getSaveFields
*
* @param {Object} fields Fields to add in addition to those from #getSaveFields
* @param {string} wikitext Wikitext to submit
* @return {boolean} Whether submission was started
*/
ve.init.mw.ArticleTarget.prototype.submitWithSaveFields = function ( fields, wikitext ) {
return this.submit( wikitext, $.extend( this.getSaveFields(), fields ) );
};
/**
* Get edit API options from the save dialog form.
*
* @return {Object} Save options for submission to the MediaWiki API
*/
ve.init.mw.ArticleTarget.prototype.getSaveOptions = function () {
var key,
options = this.getSaveFields(),
fieldMap = {
wpSummary: 'summary',
wpMinoredit: 'minor',
wpWatchthis: 'watch',
wpCaptchaId: 'captchaid',
wpCaptchaWord: 'captchaword'
};
for ( key in fieldMap ) {
if ( options[ key ] !== undefined ) {
options[ fieldMap[ key ] ] = options[ key ];
delete options[ key ];
}
}
return options;
};
/**
* Post DOM data to the Parsoid API.
*
* This method performs an asynchronous action and uses a callback function to handle the result.
*
* target.save( dom, { summary: 'test', minor: true, watch: false } );
*
* @method
* @param {HTMLDocument} doc Document to save
* @param {Object} options Saving options. All keys are passed through, including unrecognized ones.
* - {string} summary Edit summary
* - {boolean} minor Edit is a minor edit
* - {boolean} watch Watch the page
* @return {boolean} Saving has been started
*/
ve.init.mw.ArticleTarget.prototype.save = function ( doc, options ) {
var data;
// Prevent duplicate requests
if ( this.saving ) {
return false;
}
data = ve.extendObject( {}, options, {
action: 'visualeditoredit',
page: this.pageName,
oldid: this.revid,
basetimestamp: this.baseTimeStamp,
starttimestamp: this.startTimeStamp,
token: this.editToken,
etag: this.etag
} );
this.saving = this.tryWithPreparedCacheKey( doc, data, 'save' )
.done( this.saveSuccess.bind( this, doc, data ) )
.fail( this.saveFail.bind( this, doc, data ) );
return true;
};
/**
* Post DOM data to the Parsoid API to retrieve wikitext diff.
*
* @method
* @param {HTMLDocument} doc Document to compare against (via wikitext)
* @return {boolean} Diffing has been started
*/
ve.init.mw.ArticleTarget.prototype.showChanges = function ( doc ) {
if ( this.diffing ) {
return false;
}
this.diffing = this.tryWithPreparedCacheKey( doc, {
action: 'visualeditor',
paction: 'diff',
page: this.pageName,
oldid: this.revid,
etag: this.etag
}, 'diff' )
.done( this.showChangesSuccess.bind( this ) )
.fail( this.showChangesFail.bind( this ) );
return true;
};
/**
* Post wikitext to MediaWiki.
*
* This method performs a synchronous action and will take the user to a new page when complete.
*
* target.submit( wikitext, { wpSummary: 'test', wpMinorEdit: 1, wpSave: 1 } );
*
* @method
* @param {string} wikitext Wikitext to submit
* @param {Object} fields Other form fields to add (e.g. wpSummary, wpWatchthis, etc.). To actually
* save the wikitext, add { wpSave: 1 }. To go to the diff view, add { wpDiff: 1 }.
* @return {boolean} Submitting has been started
*/
ve.init.mw.ArticleTarget.prototype.submit = function ( wikitext, fields ) {
var key, $form, params;
// Prevent duplicate requests
if ( this.submitting ) {
return false;
}
// Save DOM
this.submitting = true;
$form = $( '<form method="post" enctype="multipart/form-data" style="display: none;"></form>' );
params = ve.extendObject( {
format: 'text/x-wiki',
model: 'wikitext',
oldid: this.requestedRevId,
wpStarttime: this.startTimeStamp,
wpEdittime: this.baseTimeStamp,
wpTextbox1: wikitext,
wpEditToken: this.editToken
}, fields );
// Add params as hidden fields
for ( key in params ) {
$form.append( $( '<input>' ).attr( { type: 'hidden', name: key, value: params[ key ] } ) );
}
// Submit the form, mimicking a traditional edit
// Firefox requires the form to be attached
$form.attr( 'action', this.submitUrl ).appendTo( 'body' ).submit();
return true;
};
/**
* Get Wikitext data from the Parsoid API.
*
* This method performs an asynchronous action and uses a callback function to handle the result.
*
* target.serialize(
* dom,
* function ( wikitext ) {
* // Do something with the loaded DOM
* }
* );
*
* @method
* @param {HTMLDocument} doc Document to serialize
* @param {Function} callback Function to call when complete, accepts error and wikitext arguments
* @return {boolean} Serializing has been started
*/
ve.init.mw.ArticleTarget.prototype.serialize = function ( doc, callback ) {
// Prevent duplicate requests
if ( this.serializing ) {
return false;
}
this.serializeCallback = callback;
this.serializing = this.tryWithPreparedCacheKey( doc, {
action: 'visualeditor',
paction: 'serialize',
page: this.pageName,
oldid: this.revid,
etag: this.etag
}, 'serialize' )
.done( ve.init.mw.ArticleTarget.prototype.serializeSuccess.bind( this ) )
.fail( ve.init.mw.ArticleTarget.prototype.serializeFail.bind( this ) );
return true;
};
/**
* Get list of edit notices.
*
* @return {Array} List of edit notices
*/
ve.init.mw.ArticleTarget.prototype.getEditNotices = function () {
return this.editNotices;
};
// FIXME: split out view specific functionality, emit to subclass
/**
* @inheritdoc
*/
ve.init.mw.ArticleTarget.prototype.track = function ( name ) {
ve.track( name );
};
/**
* @inheritdoc
*/
ve.init.mw.ArticleTarget.prototype.createSurface = function () {
// Parent method
var surface = ve.init.mw.ArticleTarget.super.prototype.createSurface.apply( this, arguments );
surface.$element.addClass( this.protectedClasses );
// Apply mw-body-content to the view (ve-ce-surface).
// Not to surface (ve-ui-surface), since that contains both the view
// and the overlay container, and we don't want inspectors to
// inherit skin typography styles for wikipage content.
surface.getView().$element.addClass( 'mw-body-content' );
surface.$placeholder.addClass( 'mw-body-content' );
return surface;
};
/**
* Add content and event bindings to toolbar save button.
*
* @param {Object} [config] Configuration options for the button
*/
ve.init.mw.ArticleTarget.prototype.setupToolbarSaveButton = function ( config ) {
this.toolbarSaveButton = new OO.ui.ButtonWidget( ve.extendObject( {
label: ve.msg( 'visualeditor-toolbar-savedialog' ),
flags: [ 'progressive', 'primary' ],
disabled: !this.restoring
}, config ) );
// NOTE (phuedx, 2014-08-20): This class is used by the firsteditve guided
// tour to attach a guider to the "Save page" button.
this.toolbarSaveButton.$element.addClass( 've-ui-toolbar-saveButton' );
if ( ve.msg( 'accesskey-save' ) !== '-' && ve.msg( 'accesskey-save' ) !== '' ) {
// FlaggedRevs tries to use this - it's useless on VE pages because all that stuff gets hidden, but it will still conflict so get rid of it
this.elementsThatHadOurAccessKey = $( '[accesskey="' + ve.msg( 'accesskey-save' ) + '"]' ).removeAttr( 'accesskey' );
this.toolbarSaveButton.$button.attr( 'accesskey', ve.msg( 'accesskey-save' ) );
}
this.updateToolbarSaveButtonState();
this.toolbarSaveButton.connect( this, { click: 'onToolbarSaveButtonClick' } );
};
/**
* Add the save button to the user interface.
*/
ve.init.mw.ArticleTarget.prototype.attachToolbarSaveButton = function () {
this.toolbar.$actions.append( this.toolbarSaveButton.$element );
};
/**
* Re-evaluate whether the toolbar save button should be disabled or not.
*/
ve.init.mw.ArticleTarget.prototype.updateToolbarSaveButtonState = function () {
var isDisabled;
this.edited = this.getSurface().getModel().hasBeenModified() || this.fromEditedState;
// Disable the save button if we have no history
isDisabled = !this.edited && !this.restoring;
this.toolbarSaveButton.setDisabled( isDisabled );
mw.hook( 've.toolbarSaveButton.stateChanged' ).fire( isDisabled );
};
/**
* Handle clicks on the save button in the toolbar.
*/
ve.init.mw.ArticleTarget.prototype.onToolbarSaveButtonClick = function () {
if ( this.edited || this.restoring ) {
this.showSaveDialog();
}
};
/**
* Show a save dialog
*
* @fires saveWorkflowBegin
*/
ve.init.mw.ArticleTarget.prototype.showSaveDialog = function () {
var target = this;
this.emit( 'saveWorkflowBegin' );
// Preload the serialization
if ( !this.docToSave ) {
this.docToSave = this.getSurface().getDom();
}
this.prepareCacheKey( this.docToSave );
// Connect events to save dialog
this.getSurface().getDialogs().getWindow( 'mwSave' ).done( function ( win ) {
if ( !target.saveDialog ) {
target.saveDialog = win;
// Connect to save dialog
target.saveDialog.connect( target, {
save: 'onSaveDialogSave',
review: 'onSaveDialogReview',
resolve: 'onSaveDialogResolveConflict',
retry: 'onSaveDialogRetry',
close: 'onSaveDialogClose'
} );
}
} );
this.openSaveDialog();
};
/**
* Open the save dialog
*/
ve.init.mw.ArticleTarget.prototype.openSaveDialog = function () {
var windowAction = ve.ui.actionFactory.create( 'window', this.getSurface() );
// Open the dialog
windowAction.open( 'mwSave', { target: this } );
};
/**
* Move the cursor in the editor to section specified by this.section.
* Do nothing if this.section is undefined.
*
* @method
*/
ve.init.mw.ArticleTarget.prototype.restoreEditSection = function () {
var surfaceView, $documentNode, $section, headingNode;
if ( this.section !== undefined && this.section > 0 ) {
surfaceView = this.getSurface().getView();
$documentNode = surfaceView.getDocument().getDocumentNode().$element;
$section = $documentNode.find( 'h1, h2, h3, h4, h5, h6' ).eq( this.section - 1 );
headingNode = $section.data( 'view' );
if ( $section.length && new mw.Uri().query.summary === undefined ) {
this.initialEditSummary = '/* ' +
ve.graphemeSafeSubstring( $section.text(), 0, 244 ) + ' */ ';
}
if ( headingNode ) {
this.goToHeading( headingNode );
}
this.section = undefined;
}
};
/**
* Move the cursor to a given heading and scroll to it.
*
* @method
* @param {ve.ce.HeadingNode} headingNode Heading node to scroll to
*/
ve.init.mw.ArticleTarget.prototype.goToHeading = function ( headingNode ) {
var nextNode, offset,
target = this,
offsetNode = headingNode,
surface = this.getSurface(),
surfaceModel = surface.getModel(),
surfaceView = surface.getView(),
lastHeadingLevel = -1;
// Find next sibling which isn't a heading
while ( offsetNode instanceof ve.ce.HeadingNode && offsetNode.getModel().getAttribute( 'level' ) > lastHeadingLevel ) {
lastHeadingLevel = offsetNode.getModel().getAttribute( 'level' );
// Next sibling
nextNode = offsetNode.parent.children[ offsetNode.parent.children.indexOf( offsetNode ) + 1 ];
if ( !nextNode ) {
break;
}
offsetNode = nextNode;
}
offset = surfaceModel.getDocument().data.getNearestContentOffset(
offsetNode.getModel().getOffset(), 1
);
// onDocumentFocus is debounced, so wait for that to happen before setting
// the model selection, otherwise it will get reset
surfaceView.once( 'focus', function () {
surfaceModel.setLinearSelection( new ve.Range( offset ) );
// Focussing the document triggers showSelection which calls scrollIntoView
// which uses a jQuery animation, so make sure this is aborted.
$( OO.ui.Element.static.getClosestScrollableContainer( surfaceView.$element[ 0 ] ) ).stop( true );
target.scrollToHeading( headingNode );
} );
};
/**
* Scroll to a given heading in the document.
*
* @method
* @param {ve.ce.HeadingNode} headingNode Heading node to scroll to
*/
ve.init.mw.ArticleTarget.prototype.scrollToHeading = function ( headingNode ) {
var $window = $( OO.ui.Element.static.getWindow( this.$element ) );
$window.scrollTop( headingNode.$element.offset().top - this.getToolbar().$element.height() );
};
/**
* Show the beta dialog as needed
*/
ve.init.mw.ArticleTarget.prototype.maybeShowWelcomeDialog = function () {
var usePrefs, prefSaysShow, urlSaysHide,
windowManager = this.getSurface().dialogs,
target = this;
this.welcomeDialogPromise = $.Deferred();
if ( mw.config.get( 'wgVisualEditorConfig' ).showBetaWelcome ) {
// Only use the preference value if the user is logged-in.
// If the user is anonymous, we can't save the preference
// after showing the dialog. And we don't intend to use this
// preference to influence anonymous users (use the config
// variable for that; besides the pref value would be stale if
// the wiki uses static html caching).
usePrefs = !mw.user.isAnon();
prefSaysShow = usePrefs && !mw.user.options.get( 'visualeditor-hidebetawelcome' );
urlSaysHide = 'vehidebetadialog' in new mw.Uri( location.href ).query;
if (
!urlSaysHide &&
(
prefSaysShow ||
(
!usePrefs &&
localStorage.getItem( 've-beta-welcome-dialog' ) === null &&
$.cookie( 've-beta-welcome-dialog' ) === null
)
)
) {
windowManager.openWindow(
'welcome',
{ targetName: this.constructor.static.name }
)
.then( function ( opened ) {
return opened;
} )
.then( function ( closing ) {
return closing;
} )
.then( function ( data ) {
target.welcomeDialogPromise.resolve();
target.welcomeDialog = null;
if ( data && data.action === 'switch' ) {
// TODO: Make this work on mobile - right now we can only
// get away with it because the button which triggers this
// action is hidden on mobile
target.switchToWikitextEditor( true, true );
}
} );
this.welcomeDialog = windowManager.windows.welcome; // ew :/
} else {
this.welcomeDialogPromise.resolve();
}
if ( prefSaysShow ) {
new mw.Api().saveOption( 'visualeditor-hidebetawelcome', '1' );
// No need to set a cookie every time for logged-in users that have already
// set the hidebetawelcome=1 preference, but only if this isn't a one-off
// view of the page via the hiding GET parameter.
} else if ( !usePrefs && !urlSaysHide ) {
try {
localStorage.setItem( 've-beta-welcome-dialog', 1 );
} catch ( e ) {
$.cookie( 've-beta-welcome-dialog', 1, { path: '/', expires: 30 } );
}
}
} else {
this.welcomeDialogPromise.reject();
}
};