Send forum emails in html and text

htdocs/interaction/forum/lang/en.utf8/interaction.forum.php

@@ -67,6 +67,14 @@ $string['edittitle'] = 'Edit forum';
 $string['edittopic'] = 'Edit topic';
 $string['edittopicsuccess'] = 'Topic edited successfully';
 $string['forumname'] = 'Forum Name';
+$string['forumposthtmltemplate'] = "<div style=\"padding: 0.5em 0; border-bottom: 1px solid #999;\"><strong>%s by %s</strong><br>%s</div>
+
+<div style=\"margin: 1em 0;\">%s</div>
+
+<div style=\"font-size: smaller; border-top: 1px solid #999;\">
+<p>To see and reply to the post online, follow this link:<br><a href=\"%s\">%s</a></p>
+<p>To unsubscribe from this %s, visit: <a href=\"%s\">%s</a></p>
+</div>";
 $string['forumposttemplate'] = "%s by %s
 %s
 ------------------------------------------------------------------------

htdocs/interaction/forum/lib.php

@@ -484,6 +484,7 @@ class ActivityTypeInteractionForumNewPost extends ActivityTypePlugin {
         }
 
         $posttime = strftime(get_string('strftimedaydatetime'), $post->ctime);
+        $htmlbody = $post->body;
         $textbody = trim(html2text($post->body));
         $postlink = get_config('wwwroot') . 'interaction/forum/topic.php?id=' . $post->topicid . '#post' . $this->postid;
 
@@ -509,6 +510,15 @@ class ActivityTypeInteractionForumNewPost extends ActivityTypePlugin {
                 $type,
                 $unsubscribelink
             );
+            $user->htmlmessage = get_string_from_language($lang, 'forumposthtmltemplate', 'interaction.forum',
+                $post->subject ? $post->subject : get_string_from_language($lang, 're', 'interaction.forum', $post->topicsubject),
+                display_name($post->poster, $user),
+                $posttime,
+                $htmlbody,
+                $postlink, $postlink,
+                $type,
+                $unsubscribelink, $unsubscribelink
+            );
         }
     }
 

htdocs/notification/email/lib.php

@@ -32,9 +32,14 @@ class PluginNotificationEmail extends PluginNotification {
 
     public static function notify_user($user, $data) {
 
+        $messagehtml = null;
+
         if (!empty($data->overridemessagecontents)) {
             $subject = $data->subject;
             $messagebody = $data->message;
+            if (!empty($user->htmlmessage)) {
+                $messagehtml = $user->htmlmessage;
+            }
         }
         else {
             $lang = (empty($user->lang) || $user->lang == 'default') ? get_config('lang') : $user->lang;
@@ -75,7 +80,7 @@ class PluginNotificationEmail extends PluginNotification {
                 $userfrom->email = get_config('noreplyaddress');
             }
         }
-        email_user($user, $userfrom, $subject, $messagebody, null, !empty($data->customheaders) ? $data->customheaders : null);
+        email_user($user, $userfrom, $subject, $messagebody, $messagehtml, !empty($data->customheaders) ? $data->customheaders : null);
     }
 }