Author can edit event if setting is "on" see BT#13262

Course setting: "allow_user_edit_agenda"

main/calendar/agenda.php

@@ -285,7 +285,9 @@ if ($allowToEdit) {
             $content = $form->returnForm();
             break;
         case "delete":
-            if (!(api_is_session_general_coach() && !api_is_element_in_the_session(TOOL_AGENDA, $eventId))) {
+            if (!(api_is_session_general_coach() &&
+                !api_is_element_in_the_session(TOOL_AGENDA, $eventId))
+            ) {
                 // a coach can only delete an element belonging to his session
                 $content = $agenda->deleteEvent($eventId);
             }
@@ -318,5 +320,4 @@ $tpl = new Template($actionName);
 $tpl->assign('content', $content);
 $tpl->assign('actions', $actions);
 
-// Loading main Chamilo 1 col template
 $tpl->display_one_col_template();

main/calendar/agenda_js.php

@@ -55,7 +55,10 @@ $courseId = api_get_course_int_id();
 
 if (!empty($group_id)) {
     $group_properties = GroupManager::get_group_properties($group_id);
-    $is_group_tutor = GroupManager::is_tutor_of_group(api_get_user_id(), $group_properties);
+    $is_group_tutor = GroupManager::is_tutor_of_group(
+        api_get_user_id(),
+        $group_properties
+    );
     $interbreadcrumb[] = array(
         "url" => api_get_path(WEB_CODE_PATH)."group/group.php?".api_get_cidreq(),
         "name" => get_lang('Groups')

main/inc/lib/agenda.lib.php

@@ -62,7 +62,6 @@ class Agenda
 
                 // Check if teacher/admin rights.
                 $isAllowToEdit = api_is_allowed_to_edit(false, true);
-
                 // Check course setting.
                 if (api_get_course_setting('allow_user_edit_agenda') == '1'
                     && api_is_allowed_in_course()
@@ -1908,6 +1907,10 @@ class Agenda
                             $event['editable'] = false;
                         }
                     }
+                    // if user is author then he can edit the item
+                    if (api_get_user_id() == $row['insert_user_id']) {
+                        $event['editable'] = true;
+                    }
                 }
 
                 if (!empty($row['start_date'])) {
@@ -2930,7 +2933,8 @@ class Agenda
 
         $form = '';
         if (api_is_allowed_to_edit(false, true) ||
-            (api_get_course_setting('allow_user_edit_agenda') && !api_is_anonymous()) &&
+            (api_get_course_setting('allow_user_edit_agenda') == '1' &&
+                !api_is_anonymous()) &&
             api_is_allowed_to_session_edit(false, true) ||
             (GroupManager::user_has_access(
                 api_get_user_id(),