mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/RelatedArticles
synced 2024-12-20 03:51:06 +00:00
116 lines
3.6 KiB
JavaScript
116 lines
3.6 KiB
JavaScript
( function ( $, mw ) {
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// FIXME: Move into separate file as this module becomes larger.
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mw.relatedPages = {};
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/**
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* @class RelatedPagesGateway
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* @param {mw.Api} api
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* @param {string} currentPage the page that the editorCuratedPages relate to
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* @param {Array} editorCuratedPages a list of pages curated by editors for the current page
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* @param {boolean} useCirrusSearch whether to hit the API when no editor-curated pages are available
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* @param {boolean} [onlyUseCirrusSearch=false] whether to ignore the list of editor-curated pages
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*/
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function RelatedPagesGateway(
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api,
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currentPage,
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editorCuratedPages,
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useCirrusSearch,
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onlyUseCirrusSearch
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) {
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this.api = api;
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this.currentPage = currentPage;
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this.useCirrusSearch = useCirrusSearch;
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if ( onlyUseCirrusSearch ) {
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editorCuratedPages = [];
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}
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this.editorCuratedPages = editorCuratedPages || [];
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}
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OO.initClass( RelatedPagesGateway );
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/**
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* @ignore
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* @param {Object} result
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* @return {Array}
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*/
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function getPages( result ) {
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return result && result.query && result.query.pages ? result.query.pages : [];
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}
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/**
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* Gets the related pages for the current page.
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*
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* If there are related pages assigned to this page using the `related`
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* parser function, then they are returned.
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*
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* If there aren't any related pages assigned to the page, then the
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* CirrusSearch extension's {@link https://www.mediawiki.org/wiki/Help:CirrusSearch#morelike: "morelike:" feature}
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* is used. If the CirrusSearch extension isn't installed, then the API
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* call will fail gracefully and no related pages will be returned.
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* Thus the dependency on the CirrusSearch extension is soft.
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*
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* Related pages will have the following information:
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*
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* * The ID of the page corresponding to the title
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* * The thumbnail, if any
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* * The Wikidata description, if any
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*
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* @method
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* @param {number} limit of pages to get. Should be between 1-20.
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* @return {jQuery.Promise}
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*/
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RelatedPagesGateway.prototype.getForCurrentPage = function ( limit ) {
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var parameters = {
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action: 'query',
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formatversion: 2,
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prop: 'pageimages|pageterms',
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piprop: 'thumbnail',
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pithumbsize: 160, // FIXME: Revert to 80 once pithumbmode is implemented
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wbptterms: 'description'
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},
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// Enforce limit
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relatedPages = this.editorCuratedPages.slice( 0, limit );
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if ( relatedPages.length ) {
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parameters.pilimit = relatedPages.length;
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parameters.continue = '';
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parameters.titles = relatedPages;
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} else if ( this.useCirrusSearch ) {
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parameters.pilimit = limit;
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parameters.generator = 'search';
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parameters.gsrsearch = 'morelike:' + this.currentPage;
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parameters.gsrnamespace = '0';
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parameters.gsrlimit = limit;
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parameters.gsrqiprofile = 'classic_noboostlinks';
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// Currently, if you're logged in, then the API uses your language by default ard so responses
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// are always private i.e. they shouldn't be cached in a shared cache and can be cached by the
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// browser.
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//
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// By make the API use the language of the content rather than that of the user, the API
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// reponse is made public, i.e. they can be cached in a shared cache.
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//
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// See T97096 for more detail and discussion.
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parameters.uselang = 'content';
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// Instruct shared caches that the response will become stale in 24 hours.
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parameters.smaxage = 86400;
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// Instruct the browser that the response will become stale in 24 hours.
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parameters.maxage = 86400;
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} else {
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return $.Deferred().resolve( [] );
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}
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return this.api.get( parameters )
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.then( getPages );
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};
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mw.relatedPages.RelatedPagesGateway = RelatedPagesGateway;
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}( jQuery, mediaWiki ) );
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