Merge pull request #3943 from dpalou/MOBILE-4508

MOBILE-4508 h5p: Update H5P lib to 1.26

src/core/features/h5p/assets/js/h5p.js

@@ -2168,6 +2168,35 @@ H5P.trim = function (value) {
   // So should we make this function deprecated?
 };
 
+/**
+ * Recursive function that detects deep empty structures.
+ *
+ * @param {*} value
+ * @returns {bool}
+ */
+H5P.isEmpty = value => {
+  if (!value && value !== 0 && value !== false) {
+    return true; // undefined, null, NaN and empty strings.
+  }
+  else if (Array.isArray(value)) {
+    for (let i = 0; i < value.length; i++) {
+      if (!H5P.isEmpty(value[i])) {
+        return false; // Array contains a non-empty value
+      }
+    }
+    return true; // Empty array
+  }
+  else if (typeof value === 'object') {
+    for (let prop in value) {
+      if (value.hasOwnProperty(prop) && !H5P.isEmpty(value[prop])) {
+        return false; // Object contains a non-empty value
+      }
+    }
+    return true; // Empty object
+  }
+  return false;
+};
+
 /**
  * Check if JavaScript path/key is loaded.
  *

src/core/features/h5p/classes/core.ts

@@ -31,6 +31,11 @@ import { CorePath } from '@singletons/path';
  */
 export class CoreH5PCore {
 
+    static readonly API_VERSION = {
+        majorVersion: 1,
+        minorVersion: 26,
+    };
+
     static readonly STYLES = [
         'styles/h5p.css',
         'styles/h5p-confirmation-dialog.css',