1 files changed, 38 insertions, 7 deletions
diff --git a/library/HTMLPurifier/URIFilter/DisableExternal.php b/library/HTMLPurifier/URIFilter/DisableExternal.php
index d8a39a501..ced1b1376 100644
--- a/library/HTMLPurifier/URIFilter/DisableExternal.php
+++ b/library/HTMLPurifier/URIFilter/DisableExternal.php
@@ -2,19 +2,50 @@
 
 class HTMLPurifier_URIFilter_DisableExternal extends HTMLPurifier_URIFilter
 {
+    /**
+     * @type string
+     */
     public $name = 'DisableExternal';
+
+    /**
+     * @type array
+     */
     protected $ourHostParts = false;
-    public function prepare($config) {
+
+    /**
+     * @param HTMLPurifier_Config $config
+     * @return void
+     */
+    public function prepare($config)
+    {
         $our_host = $config->getDefinition('URI')->host;
-        if ($our_host !== null) $this->ourHostParts = array_reverse(explode('.', $our_host));
+        if ($our_host !== null) {
+            $this->ourHostParts = array_reverse(explode('.', $our_host));
+        }
     }
-    public function filter(&$uri, $config, $context) {
-        if (is_null($uri->host)) return true;
-        if ($this->ourHostParts === false) return false;
+
+    /**
+     * @param HTMLPurifier_URI $uri Reference
+     * @param HTMLPurifier_Config $config
+     * @param HTMLPurifier_Context $context
+     * @return bool
+     */
+    public function filter(&$uri, $config, $context)
+    {
+        if (is_null($uri->host)) {
+            return true;
+        }
+        if ($this->ourHostParts === false) {
+            return false;
+        }
         $host_parts = array_reverse(explode('.', $uri->host));
         foreach ($this->ourHostParts as $i => $x) {
-            if (!isset($host_parts[$i])) return false;
-            if ($host_parts[$i] != $this->ourHostParts[$i]) return false;
+            if (!isset($host_parts[$i])) {
+                return false;
+            }
+            if ($host_parts[$i] != $this->ourHostParts[$i]) {
+                return false;
+            }
         }
         return true;
     }