Merge commit 'upstream/master'

1 files changed, 15 insertions, 0 deletions

diff --git a/modules/gallery/helpers/p.php b/modules/gallery/helpers/p.php
index 0a6210dc..862c769b 100644
--- a/modules/gallery/helpers/p.php
+++ b/modules/gallery/helpers/p.php
@@ -18,7 +18,22 @@
  * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
  */
 class p_Core {
+  private static $_purifier = null;
   static function clean($dirty_html) {
     return html::specialchars($dirty_html);
   }
+
+  static function purify($dirty_html) {
+    if (empty(self::$_purifier)) {
+      require_once(dirname(__file__) . "/../lib/HTMLPurifier/HTMLPurifier.auto.php");
+      $config = HTMLPurifier_Config::createDefault();
+      foreach (Kohana::config('purifier') as $category => $key_value) {
+        foreach ($key_value as $key => $value) {
+          $config->set("$category.$key", $value);
+        }
+      }
+      self::$_purifier = new HTMLPurifier($config);
+    }
+    return self::$_purifier->purify($dirty_html);
+  }
 }