}
 // if user has edit any post capability
 // or has either startnewdiscussion or reply capability and is editting own post
 // then he can proceed
 // MDL-7066
 if (!($realpost->userid == $USER->id && (has_capability('mod/forum:replypost', $modcontext) || has_capability('mod/forum:startdiscussion', $modcontext)) || has_capability('mod/forum:editanypost', $modcontext))) {
     print_error('cannotupdatepost', 'forum');
 }
 // If the user has access to all groups and they are changing the group, then update the post.
 if ($contextcheck) {
     $DB->set_field('forum_discussions', 'groupid', $fromform->groupinfo, array('firstpost' => $fromform->id));
 }
 $updatepost = $fromform;
 //realpost
 $updatepost->forum = $forum->id;
 if (!forum_update_post($updatepost, $mform_post, $message)) {
     print_error("couldnotupdate", "forum", $errordestination);
 }
 // MDL-11818
 if ($forum->type == 'single' && $updatepost->parent == '0') {
     // updating first post of single discussion type -> updating forum intro
     $forum->intro = $updatepost->message;
     $forum->timemodified = time();
     $DB->update_record("forum", $forum);
 }
 $timemessage = 2;
 if (!empty($message)) {
     // if we're printing stuff about the file upload
     $timemessage = 4;
 }
 $message .= '<br />' . get_string("postupdated", "forum");

     $DB->set_field('forum_discussions', 'groupid', $fromform->groupinfo, array('firstpost' => $fromform->id));
 }
 // When editing first post/discussion.
 if (!$fromform->parent) {
     if (has_capability('mod/forum:pindiscussions', $modcontext)) {
         // Can change pinned if we have capability.
         $fromform->pinned = !empty($fromform->pinned) ? FORUM_DISCUSSION_PINNED : FORUM_DISCUSSION_UNPINNED;
     } else {
         // We don't have the capability to change so keep to previous value.
         unset($fromform->pinned);
     }
 }
 $updatepost = $fromform;
 //realpost
 $updatepost->forum = $forum->id;
 if (!forum_update_post($updatepost, $mform_post)) {
     print_error("couldnotupdate", "forum", $errordestination);
 }
 // MDL-11818
 if ($forum->type == 'single' && $updatepost->parent == '0') {
     // updating first post of single discussion type -> updating forum intro
     $forum->intro = $updatepost->message;
     $forum->timemodified = time();
     $DB->update_record("forum", $forum);
 }
 if ($realpost->userid == $USER->id) {
     $message .= get_string("postupdated", "forum");
 } else {
     $realuser = $DB->get_record('user', array('id' => $realpost->userid));
     $message .= get_string("editedpostupdated", "forum", fullname($realuser));
 }