ImageLoader: when available, also save dimensions of image

src/ImageLoader.js

@@ -112,14 +112,12 @@ ImageLoader.prototype.loadWikimediaCommons = function (src, callback) {
     }
 
     ajax('ImageLoaderWikimediaCategoryList', param, function (result) {
-      if (result.images) {
-        result.images.forEach(function (d) {
-          if (this.found.indexOf(d) === -1) {
-            this.found.push(d)
-            this.data[d] = {
-              id: d,
-              type: 'wikimedia'
-            }
+      if (result.imageData) {
+        result.imageData.forEach(function (d) {
+          if (this.found.indexOf(d.id) === -1) {
+            this.found.push(d.id)
+            d.type = 'wikimedia'
+            this.data[id] = d
           }
         }.bind(this))
       }
@@ -160,11 +158,9 @@ ImageLoader.prototype.loadWikipedia = function (src, callback) {
 
     result.forEach(function (d) {
       if (this.found.indexOf(d) === -1) {
-        this.found.push(d)
-        this.data[d] = {
-          id: d,
-          type: 'wikimedia'
-        }
+        this.found.push(d.id)
+        d.type = 'wikimedia'
+        this.data[d.id] = d
       }
     }.bind(this))
 

src/ImageLoader.php

@@ -1,6 +1,7 @@
 <?php
 function ajax_ImageLoaderWikimediaCategoryList ($param) {
   $ret = array();
+  $retData = array();
 
   $wm_url = "https://commons.wikimedia.org/w/index.php?title=" . urlencode(strtr($param['page'], array(" " => "_")));
 
@@ -22,6 +23,11 @@ function ajax_ImageLoaderWikimediaCategoryList ($param) {
 
       for ($j = 0; $j < $imgs->length; $j++) {
         $ret[] = $imgs->item($j)->getAttribute('alt');
+        $retData[] = array(
+          'id' => $imgs->item($j)->getAttribute('alt'),
+          'width' => $imgs->item($j)->getAttribute('data-file-width'),
+          'height' => $imgs->item($j)->getAttribute('data-file-height'),
+        );
       }
     }
   }
@@ -37,7 +43,8 @@ function ajax_ImageLoaderWikimediaCategoryList ($param) {
   }
 
   return array(
-    'images' => $ret,
+    'images' => $ret, // deprecated as of 2017-09-27
+    'imageData' => $retData,
     'continue' => $continue,
   );
 }

src/wikipedia.js

@@ -310,7 +310,11 @@ function getImages (tagValue, callback) {
       var m = img.src.match(/^https?:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/\w+\/\w+\/([^\/]+)/)
       if (m) {
         var file = decodeURIComponent(m[1]).replace(/_/g, ' ')
-        ret.push(file)
+        ret.push({
+          id: file,
+          width: img.getAttribute('data-file-width'),
+          height: img.getAttribute('data-file-height')
+        })
       }
     }