From a0052f0176bd079e6a94baec59fea2ec5a8d651e Mon Sep 17 00:00:00 2001
From: friendica <info@friendica.com>
Date: Thu, 1 Jan 2015 22:18:27 -0800
Subject: htmlpurifier update - compatibility issue with language library
 autoloader

---
 library/HTMLPurifier/AttrTypes.php | 45 +++++++++++++++++++++++++++-----------
 1 file changed, 32 insertions(+), 13 deletions(-)

(limited to 'library/HTMLPurifier/AttrTypes.php')

diff --git a/library/HTMLPurifier/AttrTypes.php b/library/HTMLPurifier/AttrTypes.php
index fc2ea4e58..3b70520b6 100644
--- a/library/HTMLPurifier/AttrTypes.php
+++ b/library/HTMLPurifier/AttrTypes.php
@@ -6,7 +6,8 @@
 class HTMLPurifier_AttrTypes
 {
     /**
-     * Lookup array of attribute string identifiers to concrete implementations
+     * Lookup array of attribute string identifiers to concrete implementations.
+     * @type HTMLPurifier_AttrDef[]
      */
     protected $info = array();
 
@@ -14,7 +15,15 @@ class HTMLPurifier_AttrTypes
      * Constructs the info array, supplying default implementations for attribute
      * types.
      */
-    public function __construct() {
+    public function __construct()
+    {
+        // XXX This is kind of poor, since we don't actually /clone/
+        // instances; instead, we use the supplied make() attribute. So,
+        // the underlying class must know how to deal with arguments.
+        // With the old implementation of Enum, that ignored its
+        // arguments when handling a make dispatch, the IAlign
+        // definition wouldn't work.
+
         // pseudo-types, must be instantiated via shorthand
         $this->info['Enum']    = new HTMLPurifier_AttrDef_Enum();
         $this->info['Bool']    = new HTMLPurifier_AttrDef_HTML_Bool();
@@ -29,6 +38,9 @@ class HTMLPurifier_AttrTypes
         $this->info['URI']      = new HTMLPurifier_AttrDef_URI();
         $this->info['LanguageCode'] = new HTMLPurifier_AttrDef_Lang();
         $this->info['Color']    = new HTMLPurifier_AttrDef_HTML_Color();
+        $this->info['IAlign']   = self::makeEnum('top,middle,bottom,left,right');
+        $this->info['LAlign']   = self::makeEnum('top,bottom,left,right');
+        $this->info['FrameTarget'] = new HTMLPurifier_AttrDef_HTML_FrameTarget();
 
         // unimplemented aliases
         $this->info['ContentType'] = new HTMLPurifier_AttrDef_Text();
@@ -44,32 +56,39 @@ class HTMLPurifier_AttrTypes
         $this->info['Number']   = new HTMLPurifier_AttrDef_Integer(false, false, true);
     }
 
+    private static function makeEnum($in)
+    {
+        return new HTMLPurifier_AttrDef_Clone(new HTMLPurifier_AttrDef_Enum(explode(',', $in)));
+    }
+
     /**
      * Retrieves a type
-     * @param $type String type name
-     * @return Object AttrDef for type
+     * @param string $type String type name
+     * @return HTMLPurifier_AttrDef Object AttrDef for type
      */
-    public function get($type) {
-
+    public function get($type)
+    {
         // determine if there is any extra info tacked on
-        if (strpos($type, '#') !== false) list($type, $string) = explode('#', $type, 2);
-        else $string = '';
+        if (strpos($type, '#') !== false) {
+            list($type, $string) = explode('#', $type, 2);
+        } else {
+            $string = '';
+        }
 
         if (!isset($this->info[$type])) {
             trigger_error('Cannot retrieve undefined attribute type ' . $type, E_USER_ERROR);
             return;
         }
-
         return $this->info[$type]->make($string);
-
     }
 
     /**
      * Sets a new implementation for a type
-     * @param $type String type name
-     * @param $impl Object AttrDef for type
+     * @param string $type String type name
+     * @param HTMLPurifier_AttrDef $impl Object AttrDef for type
      */
-    public function set($type, $impl) {
+    public function set($type, $impl)
+    {
         $this->info[$type] = $impl;
     }
 }
-- 
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