Restored a legacy command as requested in issue #427530. The removal of this...

Restored a legacy command as requested in issue #427530. The removal of this caused some sites to break

page_title.module

@@ -234,8 +234,6 @@ function page_title_user($op, &$edit, &$account) {
  *   string the title for the current page
  */
 function page_title_get_title() {
-  // Default to using the drupal internal title
-  $title = drupal_get_title();
 
   // If we're looking at a node or a comment on a node, get the node object from the menu system.
   if ((arg(0) == 'node' && is_numeric(arg(1)))  ||  (arg(0) == 'comment' && arg(1) == 'reply' && is_numeric(arg(2))) && module_exists('comment')) {
@@ -247,11 +245,13 @@ function page_title_get_title() {
       $title = $node->page_title;
     }
   }
+  // If we're looking at a user profile page, get the user title
   elseif (arg(0) == 'user' && is_numeric(arg(1))) {
     if (variable_get('page_title_user_showfield', 0) && ($user_title = page_title_load_title(arg(1), 'user'))) {
       $title = $user_title;
     }
   }
+  // If we're looking at a taxonomy term page, get the term title
   elseif (arg(0) == 'taxonomy' && arg(1) == 'term' && is_numeric(arg(2)) && module_exists('taxonomy')) {
     $term = taxonomy_get_term(arg(2));
     if (variable_get('page_title_vocab_'. $term->vid .'_showfield', 0) && ($term_title = page_title_load_title($term->tid, 'term'))) {
@@ -259,7 +259,17 @@ function page_title_get_title() {
     }
   }
 
-  // Give other modules the oppertunity to use hook_page_title_alter().
+  // If nothing above set a title, give the legacy function a chance to act
+  if (empty($title)) {
+    $title = page_title_set_title();
+  }
+
+  // If we still have no title, fall back to the title provided by Drupal Core
+  if (empty($title)) {
+    $title = drupal_get_title();
+  }
+
+  // Give other modules the oppertunity to use hook_page_title_alter() to modify the title.
   foreach (module_implements('page_title_alter') as $module) {
     $function = $module .'_page_title_alter';
     call_user_func_array($function, $title);
@@ -295,6 +305,20 @@ function page_title_node_get_title($nid) {
 }
 
 
+/**
+ * Legacy page title setting function...
+ * NOTE: This has been depreicated in favour of hook_page_title_alter().
+ */
+function page_title_set_title($title = NULL) {
+  static $stored_title;
+
+  if (isset($title)) {
+    $stored_title = $title;
+  }
+  return $stored_title;
+}
+
+
 /**
  * Determines what title should be sent to the page template.
  *
@@ -391,7 +415,7 @@ function page_title_token_list($type = 'all') {
   $tokens = array();
 
   if ($type == 'global' || $type == 'all') {
-    $tokens['page_title']['page-title'] = t("The page title.");
+    $tokens['global']['page-title'] = t("The page title.");
   }
 
   return $tokens;