mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/MultimediaViewer
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289ad22b19
* update paths * make generate script return failure state on failure * fix some issues so that it does not actually fail Change-Id: Idd42e0d8e333c461091079aa1150b1b435e6360c
72 lines
2.4 KiB
JavaScript
72 lines
2.4 KiB
JavaScript
/*
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* This file is part of the MediaWiki extension MultimediaViewer.
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*
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* MultimediaViewer is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* MultimediaViewer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MultimediaViewer. If not, see <http://www.gnu.org/licenses/>.
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*/
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( function ( mw, oo, $ ) {
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/**
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* @class mw.mmv.provider.ThumbnailInfo
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* Gets thumbnail information.
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* See https://www.mediawiki.org/wiki/API:Properties#imageinfo_.2F_ii
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* @extends mw.mmv.provider.Api
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* @inheritdoc
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* @param {mw.Api} api
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*/
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function ThumbnailInfo( api ) {
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mw.mmv.provider.Api.call( this, api );
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}
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oo.inheritClass( ThumbnailInfo, mw.mmv.provider.Api );
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/**
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* @method
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* Runs an API GET request to get the thumbnail info.
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* @param {mw.Title} file
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* @param {number} width thumbnail width
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* @return {jQuery.Promise.<string, number>} a promise which resolves to the thumbnail URL and
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* the actual width of the thumbnail (which might be smaller than the requested width,
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* in case the size we requested was larger than the full image size).
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*/
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ThumbnailInfo.prototype.get = function( file, width ) {
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var provider = this,
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cacheKey = file.getPrefixedDb() + '|' + width;
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if ( !this.cache[cacheKey] ) {
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this.cache[cacheKey] = this.api.get( {
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action: 'query',
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prop: 'imageinfo',
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titles: file.getPrefixedDb(),
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iiprop: 'url',
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iiurlwidth: width,
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format: 'json'
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} ).then( function( data ) {
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return provider.getQueryPage( file, data );
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} ).then( function( page ) {
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if ( page.imageinfo && page.imageinfo[0] ) {
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return $.Deferred().resolve( page.imageinfo[0].thumburl, page.imageinfo[0].thumbwidth );
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} else if ( page.missing === '' && page.imagerepository === '' ) {
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return $.Deferred().reject( 'file does not exist: ' + file.getPrefixedDb() );
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} else {
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return $.Deferred().reject( 'unknown error' );
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}
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} );
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}
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return this.cache[cacheKey];
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};
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mw.mmv.provider.ThumbnailInfo = ThumbnailInfo;
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}( mediaWiki, OO, jQuery ) );
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