MDL-79131 core: Added failed task message notification

lang/en/moodle.php

@@ -1320,6 +1320,7 @@ $string['messageprovider:insights'] = 'Insights generated by prediction models';
 $string['messageprovider:instantmessage'] = 'Personal messages between users';
 $string['messageprovider:instantmessage_help'] = 'This section configures what happens to messages that are sent to you directly from other users on this site.';
 $string['messageprovider:reportbuilderschedule'] = 'Custom report builder schedules';
+$string['messageprovider:failedtaskmaxdelay'] = 'Task reaches its maximum fail delay';
 $string['messageselect'] = 'Select this user as a message recipient';
 $string['messageselectadd'] = 'Send a message';
 $string['middlename'] = 'Middle name';

lib/db/messages.php

@@ -216,4 +216,12 @@ $messageproviders = array (
             'email' => MESSAGE_FORCED,
         ],
     ],
+    // Task has reached the maximum fail delay.
+    'failedtaskmaxdelay' => [
+        'defaults' => [
+            'popup' => MESSAGE_PERMITTED + MESSAGE_DEFAULT_ENABLED,
+            'email' => MESSAGE_PERMITTED + MESSAGE_DEFAULT_ENABLED,
+        ],
+        'capability'  => 'moodle/site:config',
+    ],
 );