http://www.mediawiki.org/wiki/Special:Code/MediaWiki/76287
Revision: 76287
Author: neilk
Date: 2010-11-08 06:21:20 +0000 (Mon, 08 Nov 2010)
Log Message:
-----------
rudimentary api for accessing imageinfo. Not actually part of UploadWizard
(this code is obsolete) just abstracting into a library
Added Paths:
-----------
trunk/extensions/UploadWizard/resources/mw.ApiQueryImageInfo.js
Added: trunk/extensions/UploadWizard/resources/mw.ApiQueryImageInfo.js
===================================================================
--- trunk/extensions/UploadWizard/resources/mw.ApiQueryImageInfo.js
(rev 0)
+++ trunk/extensions/UploadWizard/resources/mw.ApiQueryImageInfo.js
2010-11-08 06:21:20 UTC (rev 76287)
@@ -0,0 +1,79 @@
+/**
+ * Library to assist with fetching images
+ * Abstracted out of some code which was in mw.UploadWizard which is no longer
necessary.
+ * This may have a number of bugs, as I'm just leaving it here to save the
functionality, it's not yet used in anything
+ */
+( function( mw, $ ) {
+
+ $.extend( mw.Api.prototype, {
+
+ /**
+ * Get information about an image.
+ * TODO the API can handle multiple titles, this assumes only
one
+ * @param {mw.Title} title of the image
+ * @param {Array} properties: array of strings of properties
wanted (see api documentation)
+ * @param {Object} extraParams: parameters (such as width; not
needed for all calls).
+ * @param {Function} ok: success callback, takes a javascript
object like imageinfo results (see API Docs)
+ * @param {Function} err: error callback
+ */
+ getImageInfo: function( title, properties, extraParams, ok, err
) {
+ var params = {
+ 'prop': 'imageinfo',
+ 'titles': title.toString()
+ };
+ if ( mw.isDefined( extraParams.width ) ) {
+ params['iiurlwidth'] = extraParams.width;
+ }
+ params.iiprop = properties.join( '|' );
+
+ var success = function( data ) {
+ if ( !data || !data.query || !data.query.pages
) {
+ return;
+ }
+
+ var foundImageInfo = false;
+ $j.each( data.query.pages, function( id, page )
{
+ if ( page.imageinfo &&
page.imageinfo.length ) {
+ var imageinfo =
page.imageinfo[0];
+ ok( imageinfo );
+ foundImageInfo = true;
+ return false;
+ }
+ } );
+
+ if ( ! foundImageInfo ) {
+ err( data );
+ }
+ };
+
+ this.get( params, { ok: ok, err: err } );
+ },
+
+ /**
+ * Get information about the thumbnail of an image.
+ * @param {mw.Title} title of the image
+ * @param {Number} width desired
+ * @param {Function} execute on success, taking an object with
the properties of src, width, height
+ * @param {Function} to execute if error encountered
+ */
+ getThumbnail: function( title, width, ok, err ) {
+
+ var extraParams = { 'width': width };
+ var properties = [ 'url', 'size' ];
+
+ var success = function( imageinfo ) {
+ ok( {
+ 'src': imageinfo.thumburl,
+ 'width': imageinfo.thumbwidth,
+ 'height': imageinfo.thumbheight
+ } );
+ };
+
+ this.getImageInfo( title, properties, extraParams,
success, err );
+ }
+
+ } );
+
+}) ( window.mw, jQuery );
+
+
Property changes on:
trunk/extensions/UploadWizard/resources/mw.ApiQueryImageInfo.js
___________________________________________________________________
Added: svn:eol-style
+ native
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