update core to 7.36

includes/theme.inc

@@ -1029,6 +1029,7 @@ function theme($hook, $variables = array()) {
     }
     $hook = $candidate;
   }
+  $theme_hook_original = $hook;
 
   // If there's no implementation, check for more generic fallbacks. If there's
   // still no implementation, log an error and return an empty string.
@@ -1090,6 +1091,8 @@ function theme($hook, $variables = array()) {
     $variables += array($info['render element'] => array());
   }
 
+  $variables['theme_hook_original'] = $theme_hook_original;
+
   // Invoke the variable processors, if any. The processors may specify
   // alternate suggestions for which hook's template/function to use. If the
   // hook is a suggestion of a base hook, invoke the variable processors of
@@ -1198,7 +1201,12 @@ function theme($hook, $variables = array()) {
     if (isset($info['path'])) {
       $template_file = $info['path'] . '/' . $template_file;
     }
-    $output = $render_function($template_file, $variables);
+    if (variable_get('theme_debug', FALSE)) {
+      $output = _theme_render_template_debug($render_function, $template_file, $variables, $extension);
+    }
+    else {
+      $output = $render_function($template_file, $variables);
+    }
   }
 
   // restore path_to_theme()
@@ -1520,6 +1528,72 @@ function theme_render_template($template_file, $variables) {
   return ob_get_clean();
 }
 
+/**
+ * Renders a template for any engine.
+ *
+ * Includes the possibility to get debug output by setting the
+ * theme_debug variable to TRUE.
+ *
+ * @param string $template_function
+ *   The function to call for rendering the template.
+ * @param string $template_file
+ *   The filename of the template to render.
+ * @param array $variables
+ *   A keyed array of variables that will appear in the output.
+ * @param string $extension
+ *   The extension used by the theme engine for template files.
+ *
+ * @return string
+ *   The output generated by the template including debug information.
+ */
+function _theme_render_template_debug($template_function, $template_file, $variables, $extension) {
+  $output = array(
+    'debug_prefix' => '',
+    'debug_info' => '',
+    'rendered_markup' => call_user_func($template_function, $template_file, $variables),
+    'debug_suffix' => '',
+  );
+  $output['debug_prefix'] .= "\n\n<!-- THEME DEBUG -->";
+  $output['debug_prefix'] .= "\n<!-- CALL: theme('" . check_plain($variables['theme_hook_original']) . "') -->";
+  // If there are theme suggestions, reverse the array so more specific
+  // suggestions are shown first.
+  if (!empty($variables['theme_hook_suggestions'])) {
+    $variables['theme_hook_suggestions'] = array_reverse($variables['theme_hook_suggestions']);
+  }
+  // Add debug output for directly called suggestions like
+  // '#theme' => 'comment__node__article'.
+  if (strpos($variables['theme_hook_original'], '__') !== FALSE) {
+    $derived_suggestions[] = $hook = $variables['theme_hook_original'];
+    while ($pos = strrpos($hook, '__')) {
+      $hook = substr($hook, 0, $pos);
+      $derived_suggestions[] = $hook;
+    }
+    // Get the value of the base hook (last derived suggestion) and append it
+    // to the end of all theme suggestions.
+    $base_hook = array_pop($derived_suggestions);
+    $variables['theme_hook_suggestions'] = array_merge($derived_suggestions, $variables['theme_hook_suggestions']);
+    $variables['theme_hook_suggestions'][] = $base_hook;
+  }
+  if (!empty($variables['theme_hook_suggestions'])) {
+    $current_template = basename($template_file);
+    $suggestions = $variables['theme_hook_suggestions'];
+    // Only add the original theme hook if it wasn't a directly called
+    // suggestion.
+    if (strpos($variables['theme_hook_original'], '__') === FALSE) {
+      $suggestions[] = $variables['theme_hook_original'];
+    }
+    foreach ($suggestions as &$suggestion) {
+      $template = strtr($suggestion, '_', '-') . $extension;
+      $prefix = ($template == $current_template) ? 'x' : '*';
+      $suggestion = $prefix . ' ' . $template;
+    }
+    $output['debug_info'] .= "\n<!-- FILE NAME SUGGESTIONS:\n   " . check_plain(implode("\n   ", $suggestions)) . "\n-->";
+  }
+  $output['debug_info'] .= "\n<!-- BEGIN OUTPUT from '" . check_plain($template_file) . "' -->\n";
+  $output['debug_suffix'] .= "\n<!-- END OUTPUT from '" . check_plain($template_file) . "' -->\n\n";
+  return implode('', $output);
+}
+
 /**
  * Enables a given list of themes.
  *
@@ -1617,7 +1691,7 @@ function theme_status_messages($variables) {
       $output .= " </ul>\n";
     }
     else {
-      $output .= $messages[0];
+      $output .= reset($messages);
     }
     $output .= "</div>\n";
   }
@@ -1690,8 +1764,6 @@ function theme_links($variables) {
   $output = '';
 
   if (count($links) > 0) {
-    $output = '';
-
     // Treat the heading first if it is present to prepend it to the
     // list of links.
     if (!empty($heading)) {
@@ -2550,6 +2622,9 @@ function template_preprocess_page(&$variables) {
     if (!isset($variables['page'][$region_key])) {
       $variables['page'][$region_key] = array();
     }
+    if ($region_content = drupal_get_region_content($region_key)) {
+      $variables['page'][$region_key][]['#markup'] = $region_content;
+    }
   }
 
   // Set up layout variable.