Provide link to objectionable artefact in email[1044288]

"Complaint relates to: [Link]" now goes straight to artefact instead of profile page of the reported user.

Change-Id: Idd7453e9a53094afa6f6951d3e2b1cc687d56eff

htdocs/lang/en.utf8/activity.php

@@ -118,7 +118,7 @@ $string['objectionablecontentviewartefacthtml'] = '<div style="padding: 0.5em 0;
 <p>Complaint relates to: <a href="%s">%s</a></p>
 <p>Reported by: <a href="%s">%s</a></p>
 </div>';
-$string['objectionablecontentviewartefacttext'] = 'Objectionable content on "%s" in "%s" reported by %s
+$string['objectionablecontentviewartefacttext'] = 'Objectionable content on %s in "%s" reported by %s
 %s
 ------------------------------------------------------------------------
 

htdocs/lib/activity.php

@@ -955,7 +955,7 @@ class ActivityTypeObjectionable extends ActivityTypeAdmin {
             return get_string_from_language(
                 $user->lang, 'objectionablecontentviewartefacttext', 'activity',
                 $this->view->get('title'), $this->artefact->get('title'), display_default_name($this->reporter), $ctime,
-                $this->message, $this->view->get_url(), $reporterurl
+                $this->message, get_config('wwwroot') . "artefact/artefact.php?artefact=" . $this->artefact->get('id') . "&view=" . $this->view->get('id'), $reporterurl
             );
         }
     }
@@ -978,7 +978,7 @@ class ActivityTypeObjectionable extends ActivityTypeAdmin {
             return get_string_from_language(
                 $user->lang, 'objectionablecontentviewartefacthtml', 'activity',
                 $viewtitle, hsc($this->artefact->get('title')), $reportername, $ctime,
-                $message, $this->view->get_url(), $viewtitle,
+                $message, get_config('wwwroot') . "artefact/artefact.php?artefact=" . $this->artefact->get('id') . "&view=" . $this->view->get('id'), hsc($this->artefact->get('title')),
                 $reporterurl, $reportername
             );
         }