Preserve authors list during H5P library changes.

sourcecode/apis/contentauthor/resources/assets/react/components/H5P/useH5PEditor.js

@@ -85,6 +85,16 @@ export default (onParameterChange) => {
             h5pEditor.selector.form.metadataForm.setMetadata({authors: [{name, role}]});
         }
     };
+    const getAuthors = () => {
+        const params = getParams();
+        return params?.metadata?.authors || [];
+    };
+
+    const setAuthors = (authors) => {
+        if (h5pEditor?.selector?.form?.metadataForm && authors?.length > 0) {
+            h5pEditor.selector.form.metadataForm.setMetadata({ authors });
+        }
+    };
 
     const onBeforeUpgrade = params => {
         if (!params !== undefined && params !== false) {
@@ -160,5 +170,7 @@ export default (onParameterChange) => {
         },
         h5pEditor,
         iframeLoading,
+        getAuthors,
+        setAuthors,
     };
 };

sourcecode/apis/contentauthor/resources/assets/react/components/H5pEditor/H5PEditorContainer.js

@@ -68,6 +68,8 @@ const H5PEditorContainer = ({ intl }) => {
         stageUpgrade,
         iframeLoading,
         setAuthor,
+        setAuthors,
+        getAuthors,
     } = useH5PEditor(onParamsChange);
 
     const getCurrentParams = React.useCallback(() => {
@@ -144,6 +146,25 @@ const H5PEditorContainer = ({ intl }) => {
                         }
                         clearInterval(H5PLibraryInterval);
                         setLibrarySelected(true);
+
+                        // Listen for library changes to preserve authors
+                        if (h5pEditor.selector?.on) {
+                            let previousAuthors = [];
+
+                            // Capture authors before library change
+                            h5pEditor.selector.on('editorload', () => {
+                                previousAuthors = getAuthors();
+                            });
+
+                            // Restore authors after library change
+                            h5pEditor.selector.on('editorloaded', () => {
+                                if (previousAuthors.length > 0) {
+                                    setAuthors(previousAuthors);
+                                } else if (creatorName !== null) {
+                                    setAuthor(creatorName, 'Author');
+                                }
+                            });
+                        }
                     }
                     // eslint-disable-next-line no-empty
                 } catch (ignore) {}