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diff --git a/application/libraries/Auth/Yadis/Misc.php b/application/libraries/Auth/Yadis/Misc.php
new file mode 100644
index 0000000..a5afa8e
--- /dev/null
+++ b/application/libraries/Auth/Yadis/Misc.php
@@ -0,0 +1,58 @@
+<?php
+
+/**
+ * Miscellaneous utility values and functions for OpenID and Yadis.
+ *
+ * @package OpenID
+ * @author JanRain, Inc. <openid@janrain.com>
+ * @copyright 2005-2008 Janrain, Inc.
+ * @license http://www.apache.org/licenses/LICENSE-2.0 Apache
+ */
+
+function Auth_Yadis_getUCSChars()
+{
+    return array(
+                 array(0xA0, 0xD7FF),
+                 array(0xF900, 0xFDCF),
+                 array(0xFDF0, 0xFFEF),
+                 array(0x10000, 0x1FFFD),
+                 array(0x20000, 0x2FFFD),
+                 array(0x30000, 0x3FFFD),
+                 array(0x40000, 0x4FFFD),
+                 array(0x50000, 0x5FFFD),
+                 array(0x60000, 0x6FFFD),
+                 array(0x70000, 0x7FFFD),
+                 array(0x80000, 0x8FFFD),
+                 array(0x90000, 0x9FFFD),
+                 array(0xA0000, 0xAFFFD),
+                 array(0xB0000, 0xBFFFD),
+                 array(0xC0000, 0xCFFFD),
+                 array(0xD0000, 0xDFFFD),
+                 array(0xE1000, 0xEFFFD)
+                 );
+}
+
+function Auth_Yadis_getIPrivateChars()
+{
+    return array(
+                 array(0xE000, 0xF8FF),
+                 array(0xF0000, 0xFFFFD),
+                 array(0x100000, 0x10FFFD)
+                 );
+}
+
+function Auth_Yadis_pct_escape_unicode($char_match)
+{
+    $c = $char_match[0];
+    $result = "";
+    for ($i = 0; $i < strlen($c); $i++) {
+        $result .= "%".sprintf("%X", ord($c[$i]));
+    }
+    return $result;
+}
+
+function Auth_Yadis_startswith($s, $stuff)
+{
+    return strpos($s, $stuff) === 0;
+}
+