From 4278afa16bb46819975f95fe91021edcb852ca47 Mon Sep 17 00:00:00 2001
From: Angie Byron <webchick@24967.no-reply.drupal.org>
Date: Sat, 17 Oct 2009 05:50:29 +0000
Subject: =?UTF-8?q?#473268=20by=20David=5FRothstein,=20sun,=20yoroy,=20G?=
 =?UTF-8?q?=C3=A1bor=20Hojtsy,=20cwgordon7,=20et=20al.:=20Allow=20contextu?=
 =?UTF-8?q?al=20editing=20of=20dang=20near=20everything=20on=20the=20page.?=
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---
 modules/system/system.module | 80 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)

(limited to 'modules/system/system.module')

diff --git a/modules/system/system.module b/modules/system/system.module
index 2bd5866ce..5c1abf524 100644
--- a/modules/system/system.module
+++ b/modules/system/system.module
@@ -3488,3 +3488,83 @@ function system_archiver_info() {
 function theme_confirm_form($variables) {
   return drupal_render_children($variables['form']);
 }
+
+/**
+ * Template variable preprocessor for contextual links.
+ */
+function system_preprocess(&$variables, $hook) {
+  static $hooks;
+
+  if (!isset($hooks)) {
+    $hooks = theme_get_registry();
+  }
+
+  // Initialize contextual links template variable.
+  $variables['contextual_links'] = array();
+
+  // Determine the primary theme function argument.
+  $keys = array_keys($hooks[$hook]['arguments']);
+  $key = $keys[0];
+  if (isset($variables[$key])) {
+    $element = $variables[$key];
+  }
+
+  if (isset($element) && is_array($element) && isset($element['#contextual_links'])) {
+    $variables['contextual_links'] = system_build_contextual_links($element);
+    if (!empty($variables['contextual_links'])) {
+      $variables['classes_array'][] = 'contextual-links-region';
+    }
+  }
+}
+
+/**
+ * Build a renderable array for contextual links.
+ *
+ * @param $element
+ *   A renderable array containing a #contextual_links property.
+ *
+ * @return
+ *   A renderable array representing contextual links.
+ */
+function system_build_contextual_links($element) {
+  static $destination;
+
+  // Transform contextual links into parameters suitable for theme_link().
+  $items = call_user_func_array('array_merge_recursive', $element['#contextual_links']);
+  $build = array();
+  if (empty($items)) {
+    return $build;
+  }
+
+  if (!isset($destination)) {
+    $destination = drupal_get_destination();
+  }
+
+  $links = array();
+  foreach ($items as $class => $item) {
+    $class = drupal_html_class($class);
+    $links[$class] = array(
+      'title' => $item['title'],
+      'href' => $item['href'],
+    );
+    // @todo theme_links() should *really* use the same parameters as l()...
+    if (!isset($item['localized_options']['query'])) {
+      $item['localized_options']['query'] = array();
+    }
+    $item['localized_options']['query'] += $destination;
+    $links[$class] += $item['localized_options'];
+  }
+  if ($links) {
+    $build = array(
+      '#theme' => 'links',
+      '#links' => $links,
+      '#attributes' => array('class' => array('contextual-links')),
+      '#attached' => array(
+        'js' => array('misc/contextual_links.js'),
+        'css' => array('misc/contextual_links.css'),
+      ),
+    );
+  }
+  return $build;
+}
+
-- 
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