mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/MultimediaViewer
synced 2024-12-22 12:52:41 +00:00
147b576b57
composer:
* mediawiki/mediawiki-phan-config: 0.12.1 → 0.14.0
npm:
* eslint-config-wikimedia: 0.25.1 → 0.26.0
The following rules are failing and were disabled:
* resources:
* es-x/no-resizable-and-growable-arraybuffers
* tests/qunit:
* es-x/no-resizable-and-growable-arraybuffers
* grunt-banana-checker: 0.11.0 → 0.11.1
Change-Id: Ief610bdadaccd2325cd1b8a2cae70b7e465d8b76
92 lines
3 KiB
JavaScript
92 lines
3 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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const Api = require( './mmv.provider.Api.js' );
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const Thumbnail = require( '../model/mmv.model.Thumbnail.js' );
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( function () {
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/**
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* Gets thumbnail information.
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*
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* See https://www.mediawiki.org/wiki/API:Properties#imageinfo_.2F_ii
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*/
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class ThumbnailInfo extends Api {
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/**
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* @param {mw.Api} api
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* @param {Object} [options]
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* @cfg {number} [maxage] cache expiration time, in seconds
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* Will be used for both client-side cache (maxage) and reverse proxies (s-maxage)
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*/
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constructor( api, options ) {
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super( api, options );
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}
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/**
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* Runs an API GET request to get the thumbnail info for the specified size.
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* The thumbnail always has the same aspect ratio as the full image.
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* One of width or height can be null; if both are set, the API will return the largest
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* thumbnail which fits into a width x height bounding box (or the full-sized image - whichever
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* is smaller).
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*
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* @param {mw.Title} file
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* @param {number} width thumbnail width in pixels
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* @param {number} height thumbnail height in pixels
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* @return {jQuery.Promise.<Thumbnail>}
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*/
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get( file, width, height ) {
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const cacheKey = `${ file.getPrefixedDb() }|${ width || '' }|${ height || '' }`;
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return this.getCachedPromise( cacheKey, () => {
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return this.apiGetWithMaxAge( {
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formatversion: 2,
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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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iiurlheight: height
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} ).then( ( data ) => {
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return this.getQueryPage( data );
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} ).then( ( page ) => {
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let imageInfo;
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if ( page.imageinfo && page.imageinfo[ 0 ] ) {
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imageInfo = page.imageinfo[ 0 ];
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if ( imageInfo.thumburl && imageInfo.thumbwidth && imageInfo.thumbheight ) {
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return $.Deferred().resolve(
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new Thumbnail(
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imageInfo.thumburl,
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imageInfo.thumbwidth,
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imageInfo.thumbheight
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)
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);
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} else {
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return $.Deferred().reject( 'error in provider, thumb info not found' );
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}
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} else if ( page.missing === true && 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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}
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}
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module.exports = ThumbnailInfo;
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}() );
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