Messages: Add private message delete + add track e default BT#18903

public/main/inc/lib/api.lib.php

@@ -193,6 +193,9 @@ define('LOG_GROUP_PORTAL_USER_SUBSCRIBED', 'soc_gr_u_subs');
 define('LOG_GROUP_PORTAL_USER_UNSUBSCRIBED', 'soc_gr_u_unsubs');
 define('LOG_GROUP_PORTAL_USER_UPDATE_ROLE', 'soc_gr_update_role');
 
+define('LOG_MESSAGE_DATA', 'message_data');
+define('LOG_MESSAGE_DELETE', 'msg_deleted');
+
 define('LOG_USER_DELETE', 'user_deleted');
 define('LOG_USER_CREATE', 'user_created');
 define('LOG_USER_UPDATE', 'user_updated');

public/main/inc/lib/message.lib.php

@@ -14,18 +14,18 @@ use Symfony\Component\HttpFoundation\File\UploadedFile;
 
 class MessageManager
 {
-    public static function getMessagesAboutUserToString(User $user): string
+    public static function getMessagesAboutUserToString(User $user, string $url): string
     {
         $messages = Container::getMessageRepository()->getMessageByUser($user, Message::MESSAGE_TYPE_CONVERSATION);
         $html = '';
         if (!empty($messages)) {
             foreach ($messages as $message) {
-                $tag = 'message_'.$message->getId();
-                $tagAccordion = 'accordion_'.$message->getId();
-                $tagCollapse = 'collapse_'.$message->getId();
-                $date = Display::dateToStringAgoAndLongDate(
-                    $message->getSendDate()
-                );
+                $messageId = $message->getId();
+                $tag = 'message_'.$messageId;
+                $tagAccordion = 'accordion_'.$messageId;
+                $tagCollapse = 'collapse_'.$messageId;
+
+                $date = Display::dateToStringAgoAndLongDate($message->getSendDate());
                 $localTime = api_get_local_time(
                     $message->getSendDate(),
                     null,
@@ -34,11 +34,16 @@ class MessageManager
                     false
                 );
                 $sender = $message->getSender();
+
+                $content = $message->getContent().'<br />'.$date.'<br />'.
+                    get_lang('Author').': '.$sender->getUsername().
+                    '<br />'.
+                    Display::url(get_lang('Delete'), $url.'&action=delete_message&message_id='.$messageId, ['class' => 'btn btn-danger']);
+                ;
+
                 $html .= Display::panelCollapse(
                     $localTime.' '.UserManager::formatUserFullName($sender).' '.$message->getTitle(),
-                    $message->getContent().'<br />'.$date.'<br />'.get_lang(
-                        'Author'
-                    ).': '.$sender->getUsername(),
+                    $content,
                     $tag,
                     null,
                     $tagAccordion,

public/main/mySpace/myStudents.php

@@ -461,9 +461,30 @@ switch ($action) {
         } else {
             api_not_allowed(true);
         }
+        break;
+    case 'delete_message':
+        $messageId = $_REQUEST['message_id'] ?? 0;
+        $currentUser = api_get_current_user();
+        if (!empty($messageId)) {
+            $messageRepo = Container::getMessageRepository();
+            $message = $messageRepo->find($messageId);
+            // Only delete a message I created.
+            if (null !== $message && $message->getSender()->getId() === $currentUser->getId()) {
+                Event::addEvent(
+                    LOG_MESSAGE_DELETE,
+                    LOG_MESSAGE_DATA,
+                    $messageId.' - '.$message->getTitle(),
+                );
+                $messageRepo->delete($message);
+                Display::addFlash(Display::return_message(get_lang('Message deleted')));
+            }
+        }
+
+        api_location($currentUrl);
+
         break;
     case 'send_message':
-        if (true === $allowMessages) {
+        if ($allowMessages) {
             $subject = $_POST['subject'] ?? '';
             $content = $_POST['message'] ?? '';
             $currentUser = api_get_user_entity();
@@ -2215,7 +2236,7 @@ if (empty($details)) {
 if ($allowMessages) {
     // Messages
     echo Display::page_subheader2(get_lang('Messages'));
-    echo MessageManager::getMessagesAboutUserToString($user);
+    echo MessageManager::getMessagesAboutUserToString($user, $currentUrl);
     echo Display::url(
         get_lang('New message'),
         'javascript: void(0);',