MDL-45282 core_user: fixed up some oddities in the bulk user messaging screen

lang/en/moodle.php

@@ -1561,6 +1561,7 @@ $string['sitefilesused'] = 'Site files used in this course';
 $string['sitehome'] = 'Site home';
 $string['sitelegacyfiles'] = 'Legacy site files';
 $string['sitelogs'] = 'Site logs';
+$string['sitemessage'] = 'Message users';
 $string['sitenews'] = 'Site news';
 $string['sitepages'] = 'Site pages';
 $string['sitepartlist'] = 'You do not have the required permissions to view the participants list';

theme/bootstrapbase/less/moodle/message.less

@@ -187,3 +187,7 @@ table.message .searchresults td {
 #newmessageoverlay #usermessage {
     padding: 10px;
 }
+/* Widen the plain text editor on the bulk message screen */
+#page-user-action_redir #edit-messagebody {
+    width:auto;
+}

user/message.html

@@ -9,8 +9,8 @@
     <td align="right"><b>
      <?php print_string("messagebody"); ?>:
      </b></td>
-    <td align="left" rowspan="2">
-    <?php print_textarea($usehtmleditor, 25, 65, 630, 400, "messagebody", $messagebody); ?>
+    <td align="left">
+    <?php print_textarea($usehtmleditor, 15, 65, 1, 1, "messagebody", $messagebody); ?>
     </td>
 </tr>
 

user/messageselect.php

@@ -104,7 +104,13 @@ if ($data = data_submitted()) {
     }
 }
 
-$strtitle = get_string('coursemessage');
+if ($course->id == SITEID) {
+    $strtitle = get_string('sitemessage');
+    $PAGE->set_pagelayout('admin');
+} else {
+    $strtitle = get_string('coursemessage');
+    $PAGE->set_pagelayout('incourse');
+}
 
 $link = null;
 if (has_capability('moodle/course:viewparticipants', $coursecontext) || has_capability('moodle/site:viewparticipants', $systemcontext)) {