HFP-3008 Add content language to iframe document

thomasmars · thomasmars · commit 1a644dda1134 · 2020-08-28T16:54:16.000+02:00
diff --git a/js/h5p.js b/js/h5p.js
@@ -378,8 +378,11 @@ H5P.init = function (target) {
   // Insert H5Ps that should be in iframes.
   H5P.jQuery('iframe.h5p-iframe:not(.h5p-initialized)', target).each(function () {
     var contentId = H5P.jQuery(this).addClass('h5p-initialized').data('content-id');
+    const contentData = H5PIntegration.contents['cid-' + contentId];
+    const language = contentData && contentData.metadata && contentData.metadata.defaultLanguage
+      ? contentData.metadata.defaultLanguage : 'en';
     this.contentDocument.open();
-    this.contentDocument.write('<!doctype html><html class="h5p-iframe"><head>' + H5P.getHeadTags(contentId) + '</head><body><div class="h5p-content" data-content-id="' + contentId + '"/></body></html>');
+    this.contentDocument.write('<!doctype html><html class="h5p-iframe" lang="' + language + '"><head>' + H5P.getHeadTags(contentId) + '</head><body><div class="h5p-content" data-content-id="' + contentId + '"/></body></html>');
     this.contentDocument.close();
   });
 };
