mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/MultimediaViewer
synced 2024-11-17 12:53:24 +00:00
892 lines
25 KiB
JavaScript
Executable file
892 lines
25 KiB
JavaScript
Executable file
/*
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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, $, moment ) {
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var MultiLightbox, lightboxHooks, MMVP,
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comingFromPopstate = false,
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imgsSelector = '.gallery .image img, a.image img',
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validExtensions = {
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'jpg': true,
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'jpeg': true,
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'gif': true,
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'svg': true,
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'png': true,
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'tiff': true,
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'tif': true
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},
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iiprops = [
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'timestamp',
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'user',
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'userid',
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'comment',
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'url',
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'size',
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'sha1',
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'mime',
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'mediatype',
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'metadata',
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'extmetadata'
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],
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mmvLogActions = {
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'thumbnail-link-click': 'User clicked on thumbnail to open lightbox.',
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'enlarge-link-click': 'User clicked on enlarge link to open lightbox.',
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'fullscreen-link-click': 'User clicked on fullscreen button in lightbox.',
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'defullscreen-link-click': 'User clicked on button to return to normal lightbox view.',
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'close-link-click': 'User clicked on the lightbox close button.',
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'site-link-click': 'User clicked on the link to the file description page.',
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// Profiling events start messages, $1 replaced with profile ID
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'profile-image-load-start': 'Profiling image load with ID $1',
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'profile-image-resize-start': 'Profiling image resize with ID $1',
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'profile-metadata-fetch-start': 'Profiling image metadata fetch with ID $1',
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'profile-gender-fetch-start': 'Profiling uploader gender fetch with ID $1',
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// Profiling events end messages, $1 replaced with profile ID, $2 replaced with time it took in ms
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'profile-image-load-end': 'Finished image load with ID $1 in $2 milliseconds',
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'profile-image-resize-end': 'Finished image resize with ID $1 in $2 milliseconds',
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'profile-metadata-fetch-end': 'Finished image metadata fetch with ID $1 in $2 milliseconds',
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'profile-gender-fetch-end': 'Finished uploader gender fetch with ID $1 in $2 milliseconds'
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};
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/**
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* Class that analyses the page, looks for image content and sets up the hooks
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* to manage the viewing experience of such content.
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*
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* @constructor
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*/
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function MultimediaViewer() {
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/**
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* MultiLightbox object used to display the pictures in the page.
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* @property {mw.MultiLightbox}
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* @private
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*/
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this.lightbox = null;
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/**
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* Whether we've fired an animation for the metadata div.
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* @property {boolean}
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* @private
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*/
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this.hasAnimatedMetadata = false;
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var $thumbs = $( imgsSelector ),
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urls = [],
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viewer = this;
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/**
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* @property {number[]}
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* @private
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* List of acceptable image sizes...used to bucket
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*/
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this.imageWidthBuckets = [
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320,
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640,
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800,
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1024,
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1280,
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1920,
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2560,
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2880
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];
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/**
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* @property {mw.Api}
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* @private
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*/
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this.api = new mw.Api();
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/**
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* imageInfo object, used for caching - promises will resolve with
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* an mw.mmv.model.Image object, a repoInfo object, the best width for
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* the current screen configuration, and the width requested from
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* the server (if any).
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* @property {jQuery.Promise[]}
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* @private
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*/
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this.imageInfo = {};
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// Traverse DOM, looking for potential thumbnails
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$thumbs.each( function ( i, thumb ) {
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var thisImage,
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$thumb = $( thumb ),
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$link = $thumb.closest( 'a.image' ),
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$thumbContain = $link.closest( '.thumb' ),
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$enlarge = $thumbContain.find( '.magnify a' ),
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$links = $link.add( $enlarge ),
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filePageLink = $link.prop( 'href' ),
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fileTitle = mw.Title.newFromImg( $thumb ),
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index = urls.length;
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if ( !validExtensions[fileTitle.getExtension().toLowerCase()] ) {
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// Not a valid extension, skip this one
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return;
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}
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if ( $thumbContain.length === 0 ) {
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// This isn't a thumbnail! Just use the link.
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$thumbContain = $link;
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} else if ( $thumbContain.is( '.thumb' ) ) {
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$thumbContain = $thumbContain.find( '.image' );
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}
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$links.data( 'filePageLink', filePageLink );
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// Create a LightboxImage object for each legit image
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thisImage = viewer.createNewImage( $thumb.prop( 'src' ), filePageLink, fileTitle, index, thumb );
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urls.push( thisImage );
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// Register callback that launches modal image viewer if valid click
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$links.click( function ( e ) {
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return viewer.clickLinkCallback( e, this, $thumbContain, thisImage );
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} );
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} );
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if ( urls.length === 0 ) {
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// No legit images found, no need to continue
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return;
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}
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// Only if we find legit images, create a MultiLightbox object
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this.lightbox = new MultiLightbox( urls, 0, mw.LightboxInterface );
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// Register various event hooks. TODO: Make this a function that's only called once.
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lightboxHooks.register( 'closeInterface', function () {
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this.$nextButton.add( this.$prevButton ).css( 'top', '-999px' );
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$( document.body ).removeClass( 'mw-mlb-lightbox-open' );
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if ( comingFromPopstate === false ) {
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history.pushState( {}, '', '#' );
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} else {
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comingFromPopstate = false;
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}
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viewer.hasAnimatedMetadata = false;
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} );
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lightboxHooks.register( 'imageResize', function () {
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var ui = this;
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viewer.resize( ui );
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return false;
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} );
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lightboxHooks.register( 'fullscreen', function () {
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if ( this.$imageMetadata ) {
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this.$imageMetadata.hide();
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}
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} );
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lightboxHooks.register( 'defullscreen', function () {
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if ( this.$imageMetadata ) {
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this.$imageMetadata.show();
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}
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} );
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}
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MMVP = MultimediaViewer.prototype;
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/**
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* Create an image object for the lightbox to use.
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* @protected
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* @param {string} fileLink Link to the file - generally a thumb URL
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* @param {string} filePageLink Link to the File: page
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* @param {mw.Title} fileTitle Represents the File: page
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* @param {number} index Which number file this is
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* @param {HTMLImageElement} thumb The thumbnail that represents this image on the page
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* @returns {mw.LightboxImage}
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*/
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MMVP.createNewImage = function ( fileLink, filePageLink, fileTitle, index, thumb ) {
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var thisImage = new mw.LightboxImage( fileLink );
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thisImage.filePageLink = filePageLink;
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thisImage.filePageTitle = fileTitle;
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thisImage.index = index;
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thisImage.thumbnail = thumb;
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return thisImage;
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};
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/**
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* Finds the next highest image size given a target size.
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* Searches the bucketed sizes configured in the class.
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* @param {number} target
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* @return {number}
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*/
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MMVP.findNextHighestImageSize = function ( target ) {
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var i, bucket,
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buckets = this.imageWidthBuckets,
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len = buckets.length;
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for ( i = 0; i < len; i++ ) {
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bucket = buckets[i];
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if ( bucket >= target ) {
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return bucket;
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}
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}
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// If we failed to find a high enough size...good luck
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return bucket;
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};
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/**
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* Gets the API arguments for various calls to the API to find sized thumbnails.
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* @param {mw.LightboxInterface} ui
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* @returns {Object}
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* @returns {number} return.requested The width that should be requested from the API
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* @returns {number} return.target The ideal width we would like to have - should be the width of the image element later.
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*/
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MMVP.getImageSizeApiArgs = function ( ui ) {
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var requestedWidth, calculatedMaxWidth,
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thumb = ui.currentImage.thumbnail,
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density = $.devicePixelRatio(),
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targetWidth = density * ui.$imageWrapper.width(),
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targetHeight = density * ui.$imageWrapper.height();
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if ( ( targetWidth / targetHeight ) > ( thumb.width / thumb.height ) ) {
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// Need to find width corresponding to highest height we can have.
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calculatedMaxWidth = ( thumb.width / thumb.height ) * targetHeight;
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requestedWidth = this.findNextHighestImageSize( calculatedMaxWidth );
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} else {
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// Simple case, ratio tells us we're limited by width
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requestedWidth = this.findNextHighestImageSize( targetWidth );
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}
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return {
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requested: requestedWidth,
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target: calculatedMaxWidth || targetWidth
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};
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};
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/**
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* Handles clicks on legit image links.
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*
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* @protected
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* @VisibleForTesting
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*
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* @param {jQuery.Event} e click event
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* @param {HTMLElement|jQuery} clickedEle clicked element
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* @param {jQuery} $thumbContain thumbnail container element
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* @param {mw.LightboxImage} thisImage lightboximage object
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*/
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MMVP.clickLinkCallback = function ( e, clickedEle, $thumbContain, thisImage ) {
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// Do not interfere with non-left clicks or if modifier keys are pressed.
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if ( e.which !== 1 || e.altKey || e.ctrlKey || e.shiftKey || e.metaKey ) {
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return;
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}
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var $clickedEle = $( clickedEle ),
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initial = $thumbContain.find( 'img' ).prop( 'src' );
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if ( $clickedEle.is( 'a.image' ) ) {
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this.log( 'thumbnail-link-click' );
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} else if ( $clickedEle.is( '.magnify a' ) ) {
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this.log( 'enlarge-link-click' );
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}
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e.preventDefault();
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this.loadImage( thisImage, initial );
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return false;
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};
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/**
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* Handles resize events in viewer.
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*
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* @protected
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*
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* @param {mw.LightboxInterface} ui lightbox that got resized
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*/
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MMVP.resize = function ( ui ) {
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var viewer = this,
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fileTitle = this.currentImageFileTitle;
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this.fetchImageInfo( fileTitle, [ 'url' ] ).done( function ( imageData, repoInfo, targetWidth, requestedWidth ) {
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viewer.loadResizedImage( ui, imageData, targetWidth, requestedWidth );
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} );
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};
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/**
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* Replaces the resized image in the viewer providing we actually got some data.
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*
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* @protected
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*
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* @param {LightboxInterface} ui lightbox that got resized
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* @param {mw.mmv.model.Image} imageData information regarding the new resized image
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* @param {number} targetWidth
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* @param {number} requestedWidth
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*/
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MMVP.loadResizedImage = function ( ui, imageData, targetWidth, requestedWidth ) {
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var rpid, viewer, image, maybeThumb;
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// Replace image only if data was returned.
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if ( imageData ) {
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viewer = this;
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image = new Image();
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image.onload = function () {
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viewer.profileEnd( rpid );
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};
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rpid = this.profileStart( 'image-resize', {
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width: imageData.width,
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height: imageData.height,
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fileSize: imageData.size
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}, imageData.mimeType );
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maybeThumb = imageData.getThumbUrl( requestedWidth );
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image.src = maybeThumb || imageData.url;
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if ( maybeThumb && requestedWidth > targetWidth || !maybeThumb && imageData.width > targetWidth ) {
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image.width = targetWidth;
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}
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ui.replaceImageWith( image );
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this.updateControls();
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}
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};
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MMVP.updateControls = function () {
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var ui = this.ui,
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prevNextTop = ( ( ui.$imageWrapper.height() / 2 ) - 60 ) + 'px';
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ui.$postDiv.css( 'top', ui.$imageWrapper.height() );
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ui.$nextButton.add( ui.$prevButton ).css( {
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top: prevNextTop
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} );
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ui.$nextButton.toggleClass( 'disabled', this.lightbox.currentIndex >= ( this.lightbox.images.length - 1 ) );
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ui.$prevButton.toggleClass( 'disabled', this.lightbox.currentIndex <= 0 );
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};
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MMVP.registerLogging = function () {
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var viewer = this;
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this.ui.$closeButton.click( function () {
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if ( viewer.ui.$dialog ) {
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viewer.ui.$dialog.dialog( 'close' );
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}
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viewer.log( 'close-link-click' );
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} );
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this.ui.$fullscreenButton.click( function () {
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if ( viewer.ui.isFullScreen ) {
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viewer.log( 'fullscreen-link-click' );
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} else {
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viewer.log( 'defullscreen-link-click' );
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}
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} );
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};
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MMVP.cacheRepoInfo = function ( repos ) {
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var i, repo;
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repos = repos || [];
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if ( this.repoInfo === undefined ) {
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this.repoInfo = {};
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}
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for ( i = 0; i < repos.length; i++ ) {
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repo = repos[i];
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this.repoInfo[repo.name] = repo;
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}
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};
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/**
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* @method
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* Get first (hopefully only) member of an object.
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* @param {Array|Object} things
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* @returns {Mixed}
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*/
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MMVP.getFirst = function ( things ) {
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var thing;
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if ( things ) {
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$.each( things, function ( i, thisone ) {
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thing = thisone;
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return false;
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} );
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}
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return thing;
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};
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/**
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* @method
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* Set the image information in the UI.
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* @param {mw.Title} fileTitle
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* @param {mw.mmv.model.Image} imageData
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* @param {mw.mmv.model.Repo} repoData
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*/
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MMVP.setImageInfo = function ( fileTitle, imageData, repoData ) {
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function whitelistHtml( $el ) {
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var child, $prev, $child = $el.children().first();
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while ( $child && $child.length ) {
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child = $child.get( 0 );
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if ( child.nodeType !== child.ELEMENT_NODE ) {
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return;
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}
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whitelistHtml( $child );
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if ( !$child.is( 'a' ) ) {
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$prev = $child.prev();
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$child.replaceWith( $child.contents() );
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} else {
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$prev = $child;
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}
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if ( $prev && $prev.length === 1 ) {
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$child = $prev.next();
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} else {
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$child = $el.children().first();
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}
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}
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}
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var gfpid,
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msgname,
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viewer = this,
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ui = this.lightbox.iface;
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ui.$title.text( fileTitle.getNameText() );
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ui.initUseFileData( fileTitle, imageData.url, repoData.isLocal );
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ui.$useFileLi.removeClass( 'empty' );
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ui.setRepoDisplay( repoData.displayName, repoData.favIcon, repoData.isLocal );
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ui.setFilePageLink( imageData.descriptionUrl );
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ui.$repoLi.removeClass( 'empty' );
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if ( imageData.lastUploader ) {
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gfpid = this.profileStart( 'gender-fetch' );
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// TODO: Reuse the api member, fix everywhere.
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// Fetch the gender from the uploader's home wiki
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// TODO this is ugly as hell, let's fix this in core.
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new mw.Api( {
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ajax: {
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url: repoData.apiUrl || mw.util.wikiScript( 'api' ),
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dataType: 'jsonp'
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}
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} ).get( {
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action: 'query',
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list: 'users',
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ususers: imageData.lastUploader,
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usprop: 'gender'
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} ).done( function ( data ) {
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var gender = 'unknown';
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viewer.profileEnd( gfpid );
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if ( data && data.query && data.query.users &&
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data.query.users[0] && data.query.users[0].gender ) {
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gender = data.query.users[0].gender;
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}
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ui.setUserPageLink( repoData, imageData.lastUploader, gender );
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} ).fail( function () {
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mw.log( 'Gender fetch with ID ' + gfpid + ' failed, probably due to cross-domain API request.' );
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ui.setUserPageLink( repoData, imageData.lastUploader, 'unknown' );
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} );
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}
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if ( imageData.creationDateTime ) {
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ui.$datetime.text(
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mw.message(
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'multimediaviewer-datetime-created',
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this.formatDate( imageData.creationDateTime )
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).text()
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);
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} else if ( imageData.uploadDateTime ) {
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ui.$datetime.text(
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mw.message(
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'multimediaviewer-datetime-uploaded',
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this.formatDate( imageData.uploadDateTime )
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).text()
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);
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}
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ui.$datetimeLi.toggleClass( 'empty', !imageData.uploadDateTime && !imageData.creationDateTime );
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if ( imageData.description ) {
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whitelistHtml( ui.$imageDesc.empty().append( $.parseHTML( imageData.description ) ) );
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} else {
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ui.$imageDesc.append( mw.message( 'multimediaviewer-desc-nil' ).text() );
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}
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|
|
ui.$imageDescDiv.toggleClass( 'empty', !imageData.description );
|
|
|
|
if ( imageData.source ) {
|
|
whitelistHtml( ui.$source.empty().append( $.parseHTML( imageData.source ) ) );
|
|
}
|
|
|
|
if ( imageData.author ) {
|
|
whitelistHtml( ui.$author.empty().append( $.parseHTML( imageData.author ) ) );
|
|
}
|
|
|
|
if ( imageData.source && imageData.author ) {
|
|
ui.$credit.html(
|
|
mw.message(
|
|
'multimediaviewer-credit',
|
|
ui.$author.get( 0 ).outerHTML,
|
|
ui.$source.get( 0 ).outerHTML
|
|
).plain()
|
|
);
|
|
} else {
|
|
// Clobber the contents and only have one of the fields
|
|
if ( imageData.source ) {
|
|
ui.$credit.empty().append( ui.$source );
|
|
} else if ( imageData.author ) {
|
|
ui.$credit.empty().append( ui.$author );
|
|
}
|
|
}
|
|
|
|
ui.$credit.toggleClass( 'empty', !imageData.source && !imageData.author );
|
|
|
|
msgname = 'multimediaviewer-license-' + ( imageData.license || '' );
|
|
|
|
if ( !imageData.license || !mw.messages.exists( msgname ) ) {
|
|
// Cannot display, fallback or fail
|
|
msgname = 'multimediaviewer-license-default';
|
|
} else {
|
|
// License found, store the license data
|
|
ui.$license.data( 'license', mw.message( msgname ).text() );
|
|
}
|
|
|
|
ui.$license
|
|
.text( mw.message( msgname ).text() )
|
|
.toggleClass( 'cc-license', imageData.isCcLicensed() );
|
|
|
|
ui.$license.toggleClass( 'empty', !imageData.license );
|
|
};
|
|
|
|
MMVP.loadImage = function ( image, initialSrc ) {
|
|
var mdpid,
|
|
viewer = this;
|
|
|
|
this.lightbox.currentIndex = image.index;
|
|
|
|
// Open with the already-loaded thumbnail
|
|
// Avoids trying to load /wiki/Undefined and doesn't
|
|
// cost any network time - the library currently needs
|
|
// some src attribute to work. Will fix.
|
|
image.initialSrc = initialSrc;
|
|
this.currentImageFilename = image.filePageTitle.getPrefixedText();
|
|
this.currentImageFileTitle = image.filePageTitle;
|
|
this.lightbox.iface.comingFromPopstate = comingFromPopstate;
|
|
this.lightbox.open();
|
|
$( document.body ).addClass( 'mw-mlb-lightbox-open' );
|
|
|
|
mdpid = this.profileStart( 'metadata-fetch' );
|
|
|
|
this.fetchImageInfo( image.filePageTitle ).done( function ( imageData, repoInfo, size, requestedWidth ) {
|
|
var pid,
|
|
repoData = mw.mmv.model.Repo.newFromRepoInfo( repoInfo[imageData.repo] ),
|
|
imageEle = new Image(),
|
|
targetWidth = size;
|
|
|
|
viewer.animateMetadataDivOnce();
|
|
|
|
imageEle.onload = function () {
|
|
if ( imageEle.width > targetWidth ) {
|
|
imageEle.width = targetWidth;
|
|
}
|
|
|
|
viewer.profileEnd( pid );
|
|
viewer.updateControls();
|
|
};
|
|
|
|
viewer.profileEnd( mdpid );
|
|
|
|
pid = viewer.profileStart( 'image-load', {
|
|
width: imageData.width,
|
|
height: imageData.height,
|
|
fileSize: imageData.size
|
|
}, imageData.mimeType );
|
|
|
|
imageEle.src = imageData.getThumbUrl( requestedWidth ) || imageData.url;
|
|
|
|
viewer.lightbox.iface.$imageDiv.removeClass( 'empty' );
|
|
viewer.lightbox.iface.replaceImageWith( imageEle );
|
|
viewer.setImageInfo( image.filePageTitle, imageData, repoData );
|
|
} );
|
|
|
|
comingFromPopstate = false;
|
|
};
|
|
|
|
MMVP.animateMetadataDivOnce = function () {
|
|
if ( !this.hasAnimatedMetadata ) {
|
|
$.scrollTo( 40, 400, { onAfter: function() { $.scrollTo( 0, 400 ); } } );
|
|
|
|
this.hasAnimatedMetadata = true;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* @method
|
|
* Fetches image information from the API.
|
|
*
|
|
* Will resolve the promise with two objects (imageData and repoData), the
|
|
* target width - basically the screen size - that the caller should resize
|
|
* the image to eventually, and the requested width - that is, what we asked
|
|
* for from the API - that should be used to fetch the thumbnail URL from
|
|
* the imageData object.
|
|
*
|
|
* The target
|
|
* @param {mw.Title} fileTitle Title of the file page for the image.
|
|
* @param {string[]} [props] List of properties to get from imageinfo
|
|
* @returns {jQuery.Promise}
|
|
*/
|
|
MMVP.fetchImageInfo = function ( fileTitle, props ) {
|
|
var filename = fileTitle.getPrefixedText(),
|
|
apiArgs = {
|
|
action: 'query',
|
|
format: 'json',
|
|
titles: filename,
|
|
prop: 'imageinfo',
|
|
// Short-circuit, don't fallback, to save some tiny amount of time
|
|
iiextmetadatalanguage: mw.config.get( 'wgUserLanguage', false ) || mw.config.get( 'wgContentLanguage', 'en' )
|
|
},
|
|
viewer = this,
|
|
|
|
widths = this.getImageSizeApiArgs( this.ui ),
|
|
targetWidth = widths.target,
|
|
requestedWidth = widths.requested;
|
|
|
|
function handleApiData( data ) {
|
|
var imageInfo, imageData;
|
|
|
|
if ( !data || !data.query ) {
|
|
// No information, oh well
|
|
return $.Deferred().reject();
|
|
}
|
|
|
|
viewer.cacheRepoInfo( data.query.repos );
|
|
imageInfo = viewer.getFirst( data.query.pages );
|
|
|
|
if ( imageInfo ) {
|
|
imageData = mw.mmv.model.Image.newFromImageInfo( fileTitle, imageInfo );
|
|
|
|
// Give back the information we have
|
|
return $.Deferred().resolve( imageData, viewer.repoInfo, targetWidth, requestedWidth );
|
|
} else {
|
|
return $.Deferred().reject();
|
|
}
|
|
}
|
|
|
|
function makeImageInfoRequest( args ) {
|
|
if ( viewer.repoInfo === undefined ) {
|
|
args.meta = 'filerepoinfo';
|
|
}
|
|
|
|
return viewer.api.get( args ).then( handleApiData );
|
|
}
|
|
|
|
props = props || iiprops;
|
|
apiArgs.iiprop = props.join( '|' );
|
|
apiArgs.iiurlwidth = requestedWidth;
|
|
|
|
if ( this.imageInfo[filename] === undefined ) {
|
|
// Fetch all image info in the same API query, save a request later
|
|
apiArgs.iiprop = iiprops.join( '|' );
|
|
this.imageInfo[filename] = makeImageInfoRequest( apiArgs );
|
|
return this.imageInfo[filename];
|
|
} else if ( props.indexOf( 'url' ) === -1 ) {
|
|
// Just return the cached promise, because we don't need to
|
|
// fetch this information again.
|
|
return this.imageInfo[filename];
|
|
} else {
|
|
// Fetch the new thumb url but nothing else, because it's
|
|
// the only non-cacheable thing
|
|
apiArgs.iiprop = 'url';
|
|
return this.imageInfo[filename].then( function ( imageData, repoInfo ) {
|
|
var maybeThumb = imageData.getThumbUrl( requestedWidth );
|
|
|
|
// Thumbnail caching! Woo!
|
|
if ( maybeThumb ) {
|
|
return $.Deferred().resolve( imageData, repoInfo, targetWidth, requestedWidth );
|
|
}
|
|
|
|
return viewer.api.get( apiArgs ).then( function ( data ) {
|
|
var imageInfo, innerInfo;
|
|
|
|
imageInfo = viewer.getFirst( data.query.pages );
|
|
innerInfo = viewer.getFirst( imageInfo.imageinfo );
|
|
|
|
if ( innerInfo.thumburl ) {
|
|
imageData.addThumbUrl( innerInfo.thumbwidth, innerInfo.thumburl );
|
|
}
|
|
|
|
return $.Deferred().resolve( imageData, repoInfo, targetWidth, requestedWidth );
|
|
} );
|
|
} );
|
|
}
|
|
};
|
|
|
|
MMVP.loadIndex = function ( index ) {
|
|
if ( index < this.lightbox.images.length && index >= 0 ) {
|
|
this.loadImage( this.lightbox.images[index], $( imgsSelector ).eq( index ).prop( 'src' ) );
|
|
this.resize( this.lightbox.iface );
|
|
}
|
|
};
|
|
|
|
MMVP.nextImage = function () {
|
|
this.loadIndex( this.lightbox.currentIndex + 1 );
|
|
};
|
|
|
|
MMVP.prevImage = function () {
|
|
this.loadIndex( this.lightbox.currentIndex - 1 );
|
|
};
|
|
|
|
MMVP.log = function ( action ) {
|
|
mw.log( mmvLogActions[action] || action );
|
|
|
|
if ( mw.eventLog ) {
|
|
mw.eventLog.logEvent( 'MediaViewer', {
|
|
version: '1.1',
|
|
action: action
|
|
} );
|
|
}
|
|
};
|
|
|
|
( function () {
|
|
var profiling = {},
|
|
nonce = 0;
|
|
|
|
/**
|
|
* Start profiling an event
|
|
* @param {string} type Can be image-load, image-resize, metadata-fetch, gender-fetch
|
|
* @param {object} [imgSize] Size of image (for image related events)
|
|
* @param {number} [imgSize.width] In pixels
|
|
* @param {number} [imgSize.height] In pixels
|
|
* @param {number} [imgSize.filesize] In bytes
|
|
* @param {string} [fileType] File type (for image related events)
|
|
* @param {number} [timeout] Optional timeout for the event.
|
|
* @returns {number} The id used to finish the profiling
|
|
*/
|
|
MMVP.profileStart = function ( type, imgSize, fileType, timeout ) {
|
|
var thisid = nonce++;
|
|
|
|
imgSize = imgSize || {};
|
|
|
|
profiling[thisid] = {
|
|
/* Changelog:
|
|
* 1.1 fixed the issue with zeros in every message
|
|
* 1.0 first release
|
|
*/
|
|
version: '1.1',
|
|
action: type,
|
|
imageWidth: imgSize.width,
|
|
imageHeight: imgSize.height,
|
|
fileSize: imgSize.filesize,
|
|
fileType: fileType,
|
|
userAgent: navigator.userAgent,
|
|
start: Date.now()
|
|
};
|
|
|
|
mw.log( mmvLogActions['profile-' + type + '-start'].replace( /\$1/g, thisid ) );
|
|
|
|
if ( timeout ) {
|
|
window.setTimeout( function () {
|
|
profiling[thisid] = undefined;
|
|
}, timeout );
|
|
}
|
|
|
|
return thisid;
|
|
};
|
|
|
|
/**
|
|
* Signal the end of an event being profiled and send the
|
|
* eventlogging message.
|
|
* @param {number} id Should be the value returned from profileStart
|
|
* @param {boolean} [fakeTime] For testing, whether to fake the time in the message. Time is zero if so.
|
|
*/
|
|
MMVP.profileEnd = function ( id, fakeTime ) {
|
|
var msg;
|
|
|
|
if ( profiling[id] ) {
|
|
msg = profiling[id];
|
|
msg.milliseconds = Date.now() - msg.start;
|
|
delete msg.start;
|
|
|
|
mw.log(
|
|
mmvLogActions['profile-' + msg.action + '-end']
|
|
.replace( /\$1/g, id )
|
|
.replace( /\$2/g, fakeTime ? 0 : msg.milliseconds )
|
|
);
|
|
|
|
if ( mw.eventLog ) {
|
|
mw.eventLog.logEvent( 'MediaViewerPerf', msg );
|
|
}
|
|
}
|
|
};
|
|
}() );
|
|
|
|
/**
|
|
* Transforms a date string into localized, human-readable format.
|
|
* Unrecognized strings are returned unchanged.
|
|
* @param {string} dateString
|
|
* @return {string}
|
|
*/
|
|
MMVP.formatDate = function ( dateString ) {
|
|
var date = moment( dateString );
|
|
if ( !date.isValid() ) {
|
|
return dateString;
|
|
}
|
|
return date.format( 'LL' );
|
|
};
|
|
|
|
function handleHash( hash ) {
|
|
var statedIndex, linkState = hash.split( '/' );
|
|
comingFromPopstate = true;
|
|
if ( linkState[0] === '#mediaviewer' ) {
|
|
statedIndex = mw.mediaViewer.lightbox.images[linkState[2]];
|
|
if ( statedIndex.filePageTitle.getPrefixedText() === linkState[1] ) {
|
|
mw.mediaViewer.loadImage( statedIndex, $( imgsSelector ).eq( linkState[2] ).prop( 'src' ) );
|
|
}
|
|
} else {
|
|
if ( mw.mediaViewer.lightbox ) {
|
|
mw.mediaViewer.lightbox.iface.unattach();
|
|
}
|
|
}
|
|
}
|
|
|
|
$( function () {
|
|
MultiLightbox = window.MultiLightbox;
|
|
lightboxHooks = window.lightboxHooks;
|
|
|
|
var viewer = new MultimediaViewer();
|
|
|
|
mw.mediaViewer = viewer;
|
|
|
|
handleHash( document.location.hash );
|
|
window.addEventListener( 'popstate', function () { handleHash( document.location.hash ); } );
|
|
} );
|
|
|
|
mw.MultimediaViewer = MultimediaViewer;
|
|
}( mediaWiki, jQuery, moment ) );
|