356 lines
12 KiB
JavaScript
356 lines
12 KiB
JavaScript
( function ( M, $ ) {
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var AB = M.require( 'skins.minerva.scripts/AB' ),
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Page = M.require( 'mobile.startup/Page' ),
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allIssues = {},
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KEYWORD_ALL_SECTIONS = 'all',
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config = mw.config,
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user = mw.user,
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NS_MAIN = 0,
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NS_TALK = 1,
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NS_CATEGORY = 14,
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CURRENT_NS = config.get( 'wgNamespaceNumber' ),
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Icon = M.require( 'mobile.startup/Icon' ),
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pageIssuesLogger = M.require( 'skins.minerva.scripts/pageIssuesLogger' ),
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pageIssuesParser = M.require( 'skins.minerva.scripts/pageIssuesParser' ),
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PageIssuesOverlay = M.require( 'skins.minerva.scripts/PageIssuesOverlay' ),
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// setup ab test
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abTest = new AB( {
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testName: 'WME.PageIssuesAB',
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// Run AB only on article namespace, otherwise set samplingRate to 0,
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// forcing user into control (i.e. ignored/not logged) group.
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samplingRate: ( CURRENT_NS === NS_MAIN ) ? config.get( 'wgMinervaABSamplingRate', 0 ) : 0,
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sessionId: user.sessionId()
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} ),
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newTreatmentEnabled = abTest.isB();
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/**
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* @typedef {Object} IssueSummary
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* @prop {string} severity A PageIssue.severity.
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* @prop {Boolean} isMultiple Whether or not the issue is part of a "multiple issues" template.
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* @prop {string} icon HTML string.
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* @prop {string} text HTML string.
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*/
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function isLoggingRequired( pageIssues ) {
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// No logging necessary when the A/B test is disabled (control group).
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return abTest.isEnabled() && pageIssues.length;
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}
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/**
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* Array.reduce callback that returns the severity of page issues.
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* In the case that a page-issue is part of a "multiple issues" template,
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* returns the maximum severity for that group of issues.
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*
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* @param {array} formattedArr - the return array containing severities
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* @param {IssueSummary} currentItem current IssueSummary object
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* @param {number} currentIndex current index of pageIssues
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* @param {array} pageIssues array of pageIssues
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*
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* @return {array} acc
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*/
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function formatPageIssuesSeverity( formattedArr, currentItem, currentIndex, pageIssues ) {
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var lastItem = pageIssues[ currentIndex - 1 ],
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lastFormattedIndex = formattedArr.length - 1,
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lastFormattedValue = formattedArr[ lastFormattedIndex ];
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// If the last and current item `isMultiple`, fold the maxSeverity
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// of the two items into a single value.
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if ( lastItem && lastItem.isMultiple && currentItem.isMultiple ) {
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formattedArr[ lastFormattedIndex ] = pageIssuesParser.maxSeverity(
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[ lastFormattedValue, currentItem.severity ]
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);
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} else {
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formattedArr.push( currentItem.severity );
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}
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return formattedArr;
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}
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/**
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* Extract a summary message from a cleanup template generated element that is
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* friendly for mobile display.
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* @param {Object} $box element to extract the message from
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* @return {IssueSummary}
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*/
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function extractMessage( $box ) {
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var SELECTOR = '.mbox-text, .ambox-text',
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MULTIPLE_SELECTOR = '.mw-collapsible-content',
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$container = $( '<div>' ),
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pageIssue;
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$box.find( SELECTOR ).each( function () {
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var contents,
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$this = $( this );
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// Clean up talk page boxes
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$this.find( 'table, .noprint' ).remove();
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contents = $this.html();
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if ( contents ) {
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$( '<p>' ).html( contents ).appendTo( $container );
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}
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} );
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pageIssue = pageIssuesParser.parse( $box.get( 0 ) );
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return {
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severity: pageIssue.severity,
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isMultiple: $box.parent().is( MULTIPLE_SELECTOR ),
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icon: pageIssue.icon.toHtmlString(),
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text: $container.html()
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};
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}
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/**
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* Create a link element that opens the issues overlay.
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*
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* @ignore
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*
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* @param {string} labelText The text value of the element
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* @return {JQuery}
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*/
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function createLinkElement( labelText ) {
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return $( '<a class="cleanup mw-mf-cleanup"></a>' )
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.text( labelText );
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}
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/**
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* Render a banner in a containing element.
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* if in group B, a learn more link will be append to any amboxes inside $container
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* if in group A or control, any amboxes in container will be removed and a link "page issues"
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* will be rendered above the heading.
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* This function comes with side effects. It will populate a global "allIssues" object which
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* will link section numbers to issues.
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* @param {Page} page to search for page issues inside
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* @param {string} labelText what the label of the page issues banner should say
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* @param {string} section that the banner and its issues belong to.
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* If string KEYWORD_ALL_SECTIONS banner should apply to entire page.
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* @param {boolean} inline - if true the first ambox in the section will become the entry point
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* for the issues overlay
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* and if false, a link will be rendered under the heading.
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* @param {OverlayManager} overlayManager
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* @ignore
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*
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* @return {JQuery.Object}
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*/
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function createBanner( page, labelText, section, inline, overlayManager ) {
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var $learnMore, $metadata,
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issueUrl = section === KEYWORD_ALL_SECTIONS ? '#/issues/' + KEYWORD_ALL_SECTIONS : '#/issues/' + section,
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selector = 'table.ambox, table.tmbox, table.cmbox, table.fmbox',
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issues = [],
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$link,
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severity;
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if ( section === KEYWORD_ALL_SECTIONS ) {
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$metadata = page.$( selector );
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} else {
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// find heading associated with the section
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$metadata = page.findChildInSectionLead( parseInt( section, 10 ), selector );
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}
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// clean it up a little
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$metadata.find( '.NavFrame' ).remove();
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$metadata.each( function () {
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var issue,
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$this = $( this );
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if ( $this.find( selector ).length === 0 ) {
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issue = extractMessage( $this );
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// Some issues after "extractMessage" has been run will have no text.
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// For example in Template:Talk header the table will be removed and no issue found.
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// These should not be rendered.
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if ( issue.text ) {
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issues.push( issue );
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}
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}
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} );
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// store it for later
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allIssues[section] = issues;
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if ( $metadata.length && inline ) {
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severity = pageIssuesParser.maxSeverity(
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issues.map( function ( issue ) { return issue.severity; } )
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);
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new Icon( {
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glyphPrefix: 'minerva',
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name: pageIssuesParser.iconName( $metadata.get( 0 ), severity )
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} ).prependTo( $metadata.find( '.mbox-text' ) );
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$learnMore = $( '<span>' )
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.addClass( 'ambox-learn-more' )
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.text( mw.msg( 'skin-minerva-issue-learn-more' ) );
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if ( $( '.mw-collapsible-content' ).length ) {
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// e.g. Template:Multiple issues
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$learnMore.insertAfter( $metadata.find( '.mbox-text-span' ) );
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} else {
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// e.g. Template:merge from
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$learnMore.appendTo( $metadata.find( '.mbox-text' ) );
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}
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$metadata.click( function () {
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var pageIssue = pageIssuesParser.parse( this );
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pageIssuesLogger.log( {
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action: 'issueClicked',
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issuesSeverity: [ pageIssue.severity ],
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sectionNumbers: [ section ]
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} );
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overlayManager.router.navigate( issueUrl );
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return false;
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} );
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} else {
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$link = createLinkElement( labelText );
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$link.attr( 'href', '#/issues/' + section );
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$link.click( function () {
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pageIssuesLogger.log( {
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action: 'issueClicked',
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issuesSeverity: [
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pageIssuesParser.maxSeverity(
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getIssues( '0' )
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.map( function ( issue ) { return issue.severity; } )
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)
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],
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// In the old treatment, an issuesClicked event will always be '0'
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// as the old treatment is always associated with the lead section and we
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// are only sending one maximum severity for all of them.
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// An issuesClicked event should only ever be associated with one issue box.
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sectionNumbers: [ '0' ]
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} );
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} );
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if ( $metadata.length ) {
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$link.insertAfter( $( 'h1#section_0' ) );
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$metadata.remove();
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}
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}
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return $metadata;
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}
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/**
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* Obtains the list of issues for the current page and provided section
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* @param {number|string} section either KEYWORD_ALL_SECTIONS or a number relating to the
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* section the issues belong to
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* @return {jQuery.Object[]} array of all issues.
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*/
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function getIssues( section ) {
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if ( section !== KEYWORD_ALL_SECTIONS ) {
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return allIssues[section] || [];
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}
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// Note section.all may not exist, depending on the structure of the HTML page.
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// It will only exist when Minerva has been run in desktop mode.
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// If it's absent, we'll reduce all the other lists into one.
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return allIssues.all || Object.keys( allIssues ).reduce(
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function ( all, key ) {
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return all.concat( allIssues[key] );
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},
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[]
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);
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}
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/**
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* Returns an array containing the section of each page issue.
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* In the case that several page issues are grouped in a 'multiple issues' template,
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* returns the section of those issues as one item.
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* @param {Object} allIssues mapping section {Number} to {IssueSummary}
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* @return {array}
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*/
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function getAllIssuesSections( allIssues ) {
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return Object.keys( allIssues ).reduce( function ( acc, section ) {
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if ( allIssues[ section ].length ) {
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allIssues[ section ].forEach( function ( issue, i ) {
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var lastIssue = allIssues[ section ][i - 1];
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// If the last issue belongs to a "Multiple issues" template,
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// and so does the current one, don't add the current one.
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if ( lastIssue && lastIssue.isMultiple && issue.isMultiple ) {
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acc[ acc.length - 1 ] = section;
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} else {
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acc.push( section );
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}
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} );
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}
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return acc;
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}, [] );
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}
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/**
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* Scan an element for any known cleanup templates and replace them with a button
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* that opens them in a mobile friendly overlay.
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* @ignore
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* @param {OverlayManager} overlayManager
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* @param {Page} page
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*/
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function initPageIssues( overlayManager, page ) {
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var label,
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$lead = page.getLeadSectionElement(),
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issueOverlayShowAll = CURRENT_NS === NS_CATEGORY || CURRENT_NS === NS_TALK || !$lead,
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inline = newTreatmentEnabled && CURRENT_NS === 0;
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// set A-B test class.
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$( 'html' ).addClass( newTreatmentEnabled ? 'issues-group-B' : 'issues-group-A' );
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if ( CURRENT_NS === NS_TALK || CURRENT_NS === NS_CATEGORY ) {
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// e.g. Template:English variant category; Template:WikiProject
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createBanner( page, mw.msg( 'mobile-frontend-meta-data-issues-header-talk' ),
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KEYWORD_ALL_SECTIONS, inline, overlayManager );
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} else if ( CURRENT_NS === NS_MAIN ) {
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label = mw.msg( 'mobile-frontend-meta-data-issues-header' );
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if ( issueOverlayShowAll ) {
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createBanner( page, label, KEYWORD_ALL_SECTIONS, inline, overlayManager );
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} else {
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// parse lead
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createBanner( page, label, '0', inline, overlayManager );
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if ( newTreatmentEnabled ) {
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// parse other sections but only in group B. In treatment A no issues are shown
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// for sections.
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page.$( Page.HEADING_SELECTOR ).each( function ( i, headingEl ) {
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var $headingEl = $( headingEl ),
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sectionNum = $headingEl.find( '.edit-page' ).data( 'section' );
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// Note certain headings matched using Page.HEADING_SELECTOR may not be
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// headings and will not have a edit link. E.g. table of contents.
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if ( sectionNum ) {
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// Render banner for sectionNum associated with headingEl inside
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// Page
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createBanner(
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page, label, sectionNum.toString(), inline, overlayManager
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);
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}
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} );
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}
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}
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}
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if ( isLoggingRequired( getIssues( KEYWORD_ALL_SECTIONS ) ) ) {
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// Enable logging of the PageIssues schema, setting up defaults.
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pageIssuesLogger.subscribe(
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newTreatmentEnabled,
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pageIssuesLogger.newPageIssueSchemaData(
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newTreatmentEnabled,
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CURRENT_NS,
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getIssues( KEYWORD_ALL_SECTIONS ).reduce( formatPageIssuesSeverity, [] ),
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getAllIssuesSections( allIssues )
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)
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);
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// Report that the page has been loaded.
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pageIssuesLogger.log( {
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action: 'pageLoaded'
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} );
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}
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// Setup the overlay route.
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overlayManager.add( new RegExp( '^/issues/(\\d+|' + KEYWORD_ALL_SECTIONS + ')$' ), function ( section ) {
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return new PageIssuesOverlay(
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getIssues( section ), pageIssuesLogger, section, CURRENT_NS );
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} );
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}
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M.define( 'skins.minerva.scripts/pageIssues', {
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init: initPageIssues,
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// The logger requires initialization (subscription). Ideally, the logger would be
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// initialized and passed to initPageIssues() by the client. Since it's not, expose a log
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// method and hide the subscription call in cleanuptemplates.
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log: pageIssuesLogger.log,
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test: {
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formatPageIssuesSeverity: formatPageIssuesSeverity,
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extractMessage: extractMessage,
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getAllIssuesSections: getAllIssuesSections,
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createBanner: createBanner
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}
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} );
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}( mw.mobileFrontend, jQuery ) );
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