From f45a286b8d62f710b519a98c7d4b75a0c34d5d10 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@bah.org.ru>
Date: Mon, 22 Jun 2009 13:56:49 +0400
Subject: strip_tags_long: use htmlpurifier to properly reformat html content

---
 .../library/HTMLPurifier/AttrTypes.php             | 74 ++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100755 lib/htmlpurifier/library/HTMLPurifier/AttrTypes.php

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

diff --git a/lib/htmlpurifier/library/HTMLPurifier/AttrTypes.php b/lib/htmlpurifier/library/HTMLPurifier/AttrTypes.php
new file mode 100755
index 000000000..6c624bb0b
--- /dev/null
+++ b/lib/htmlpurifier/library/HTMLPurifier/AttrTypes.php
@@ -0,0 +1,74 @@
+<?php
+
+/**
+ * Provides lookup array of attribute types to HTMLPurifier_AttrDef objects
+ */
+class HTMLPurifier_AttrTypes
+{
+    /**
+     * Lookup array of attribute string identifiers to concrete implementations
+     */
+    protected $info = array();
+
+    /**
+     * Constructs the info array, supplying default implementations for attribute
+     * types.
+     */
+    public function __construct() {
+        // pseudo-types, must be instantiated via shorthand
+        $this->info['Enum']    = new HTMLPurifier_AttrDef_Enum();
+        $this->info['Bool']    = new HTMLPurifier_AttrDef_HTML_Bool();
+
+        $this->info['CDATA']    = new HTMLPurifier_AttrDef_Text();
+        $this->info['ID']       = new HTMLPurifier_AttrDef_HTML_ID();
+        $this->info['Length']   = new HTMLPurifier_AttrDef_HTML_Length();
+        $this->info['MultiLength'] = new HTMLPurifier_AttrDef_HTML_MultiLength();
+        $this->info['NMTOKENS'] = new HTMLPurifier_AttrDef_HTML_Nmtokens();
+        $this->info['Pixels']   = new HTMLPurifier_AttrDef_HTML_Pixels();
+        $this->info['Text']     = new HTMLPurifier_AttrDef_Text();
+        $this->info['URI']      = new HTMLPurifier_AttrDef_URI();
+        $this->info['LanguageCode'] = new HTMLPurifier_AttrDef_Lang();
+        $this->info['Color']    = new HTMLPurifier_AttrDef_HTML_Color();
+
+        // unimplemented aliases
+        $this->info['ContentType'] = new HTMLPurifier_AttrDef_Text();
+        $this->info['ContentTypes'] = new HTMLPurifier_AttrDef_Text();
+        $this->info['Charsets'] = new HTMLPurifier_AttrDef_Text();
+        $this->info['Character'] = new HTMLPurifier_AttrDef_Text();
+
+        // number is really a positive integer (one or more digits)
+        // FIXME: ^^ not always, see start and value of list items
+        $this->info['Number']   = new HTMLPurifier_AttrDef_Integer(false, false, true);
+    }
+
+    /**
+     * Retrieves a type
+     * @param $type String type name
+     * @return Object AttrDef for type
+     */
+    public function get($type) {
+
+        // determine if there is any extra info tacked on
+        if (strpos($type, '#') !== false) list($type, $string) = explode('#', $type, 2);
+        else $string = '';
+
+        if (!isset($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 $impl Object AttrDef for type
+     */
+    public function set($type, $impl) {
+        $this->info[$type] = $impl;
+    }
+}
+
+// vim: et sw=4 sts=4
-- 
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