mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/MultimediaViewer
synced 2024-11-28 01:50:09 +00:00
Merge "Add provider to for actual image loading"
This commit is contained in:
commit
af1c2cbeee
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@ -151,6 +151,7 @@ call_user_func( function() {
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'mmv.provider.ImageInfo.js',
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'mmv.provider.FileRepoInfo.js',
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'mmv.provider.ThumbnailInfo.js',
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'mmv.provider.Image.js',
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),
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'dependencies' => array(
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@ -128,6 +128,7 @@ class MultimediaViewerHooks {
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'tests/qunit/provider/mmv.provider.ImageInfo.test.js',
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'tests/qunit/provider/mmv.provider.FileRepoInfo.test.js',
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'tests/qunit/provider/mmv.provider.ThumbnailInfo.test.js',
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'tests/qunit/provider/mmv.provider.Image.test.js',
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'tests/qunit/mmv.lightboxinterface.test.js',
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'tests/qunit/mmv.ui.categories.test.js',
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'tests/qunit/mmv.ui.description.test.js',
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49
resources/mmv/provider/mmv.provider.Image.js
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49
resources/mmv/provider/mmv.provider.Image.js
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@ -0,0 +1,49 @@
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/*
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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, $ ) {
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/**
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* @class mw.mmv.provider.Image
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* Loads an image.
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*/
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function Image() {
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}
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/**
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* @method
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* Loads an image and returns it.
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* @param {string} url
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* @return {jQuery.Promise<HTMLImageElement>} a promise which resolves to the image object
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*/
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Image.prototype.get = function( url ) {
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var img = new window.Image(),
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deferred = $.Deferred();
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img.src = url;
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img.onload = function() {
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deferred.resolve( img );
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};
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img.onerror = function() {
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deferred.reject( 'could not load image from ' + url );
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};
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return deferred.promise();
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};
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mw.mmv.provider.Image = Image;
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}( mediaWiki, jQuery ) );
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49
tests/qunit/provider/mmv.provider.Image.test.js
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49
tests/qunit/provider/mmv.provider.Image.test.js
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@ -0,0 +1,49 @@
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/*
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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 ) {
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QUnit.module( 'mmv.provider.Image', QUnit.newMwEnvironment() );
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QUnit.test( 'Image constructor sanity check', 1, function ( assert ) {
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var imageProvider = new mw.mmv.provider.Image();
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assert.ok( imageProvider );
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} );
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QUnit.asyncTest( 'Image load success test', 1, function ( assert ) {
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var imageProvider = new mw.mmv.provider.Image();
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imageProvider.get(
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'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQAQMAAAAlPW0'
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+ 'iAAAABlBMVEUAAAD///+l2Z/dAAAAM0lEQVR4nGP4/5/h/1+G/58ZDrAz3D/McH'
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+ '8yw83NDDeNGe4Ug9C9zwz3gVLMDA/A6P9/AFGGFyjOXZtQAAAAAElFTkSuQmCC'
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).then( function( image ) {
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assert.ok( image instanceof HTMLImageElement,
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'success handler was called with the image element');
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QUnit.start();
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} );
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} );
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QUnit.asyncTest( 'Image load fail test', 1, function ( assert ) {
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var imageProvider = new mw.mmv.provider.Image();
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imageProvider.get( 'doesntexist.png' ).fail( function() {
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assert.ok( true, 'fail handler was called' );
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QUnit.start();
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} );
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} );
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}( mediaWiki ) );
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