[BUGFIX] Set actionName for adding online media

The property `actionName` is added to the window message to allow adding
media from the "Add media by URL" again. To prevent such issues in
future, a new interface is introduced which renders `actionName`
mandatory.

Resolves: #90626
Releases: master
Change-Id: I925da0476f2f29bd9394c723369b68429e59b545
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/63538
Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Christian Eßl <indy.essl@gmail.com>
Tested-by: Daniel Goerz <daniel.goerz@posteo.de>
Reviewed-by: Christian Eßl <indy.essl@gmail.com>
Reviewed-by: Daniel Goerz <daniel.goerz@posteo.de>

Build/Sources/TypeScript/backend/Resources/Public/TypeScript/OnlineMedia.ts

@@ -64,6 +64,7 @@ class OnlineMedia {
       (data: Response): void => {
         if (data.file) {
           const message = {
+            actionName: 'typo3:foreignRelation:inserted',
             objectGroup: irreObjectUid,
             table: 'sys_file',
             uid: data.file,

Build/Sources/TypeScript/backend/Resources/Public/TypeScript/Utility/MessageUtility.ts

@@ -11,6 +11,11 @@
  * The TYPO3 project - inspiring people to share!
  */
 
+interface Message {
+  actionName: string;
+  [key: string]: any;
+}
+
 export class MessageUtility {
   /**
    * Generates an URL for usage in postMessage
@@ -34,7 +39,7 @@ export class MessageUtility {
    * @param {*} message
    * @param {Window} windowObject
    */
-  public static send(message: any, windowObject: Window = window): void {
+  public static send(message: Message, windowObject: Window = window): void {
     windowObject.postMessage(message, MessageUtility.getOrigin());
   }
 }