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author | Cash Costello <cash.costello@gmail.com> | 2011-12-11 06:38:23 -0500 |
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committer | Cash Costello <cash.costello@gmail.com> | 2011-12-11 06:38:23 -0500 |
commit | d9bf22a0e29c2a70049443a0ae8521a2c0492c8b (patch) | |
tree | c7599a9169d5def7df56c480ad6d67f312443d6f /models/Auth.old/OpenID/KVForm.php | |
download | elgg-d9bf22a0e29c2a70049443a0ae8521a2c0492c8b.tar.gz elgg-d9bf22a0e29c2a70049443a0ae8521a2c0492c8b.tar.bz2 |
initial commit for git repository
Diffstat (limited to 'models/Auth.old/OpenID/KVForm.php')
-rw-r--r-- | models/Auth.old/OpenID/KVForm.php | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/models/Auth.old/OpenID/KVForm.php b/models/Auth.old/OpenID/KVForm.php new file mode 100644 index 000000000..6075c44f0 --- /dev/null +++ b/models/Auth.old/OpenID/KVForm.php @@ -0,0 +1,112 @@ +<?php + +/** + * OpenID protocol key-value/comma-newline format parsing and + * serialization + * + * PHP versions 4 and 5 + * + * LICENSE: See the COPYING file included in this distribution. + * + * @access private + * @package OpenID + * @author JanRain, Inc. <openid@janrain.com> + * @copyright 2005 Janrain, Inc. + * @license http://www.gnu.org/copyleft/lesser.html LGPL + */ + +/** + * Container for key-value/comma-newline OpenID format and parsing + */ +class Auth_OpenID_KVForm { + /** + * Convert an OpenID colon/newline separated string into an + * associative array + * + * @static + * @access private + */ + function toArray($kvs, $strict=false) + { + $lines = explode("\n", $kvs); + + $last = array_pop($lines); + if ($last !== '') { + array_push($lines, $last); + if ($strict) { + return false; + } + } + + $values = array(); + + for ($lineno = 0; $lineno < count($lines); $lineno++) { + $line = $lines[$lineno]; + $kv = explode(':', $line, 2); + if (count($kv) != 2) { + if ($strict) { + return false; + } + continue; + } + + $key = $kv[0]; + $tkey = trim($key); + if ($tkey != $key) { + if ($strict) { + return false; + } + } + + $value = $kv[1]; + $tval = trim($value); + if ($tval != $value) { + if ($strict) { + return false; + } + } + + $values[$tkey] = $tval; + } + + return $values; + } + + /** + * Convert an array into an OpenID colon/newline separated string + * + * @static + * @access private + */ + function fromArray($values) + { + if ($values === null) { + return null; + } + + ksort($values); + + $serialized = ''; + foreach ($values as $key => $value) { + if (is_array($value)) { + list($key, $value) = array($value[0], $value[1]); + } + + if (strpos($key, ':') !== false) { + return null; + } + + if (strpos($key, "\n") !== false) { + return null; + } + + if (strpos($value, "\n") !== false) { + return null; + } + $serialized .= "$key:$value\n"; + } + return $serialized; + } +} + +?>
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