From b6b7ae1a9722e2e9600762d52d93ff09e464fa92 Mon Sep 17 00:00:00 2001 From: Evan Prodromou Date: Sun, 18 Jan 2009 18:32:16 +0000 Subject: [PATCH] New class for Microids --- lib/microid.php | 97 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 97 insertions(+) create mode 100644 lib/microid.php diff --git a/lib/microid.php b/lib/microid.php new file mode 100644 index 0000000000..806b7ee7da --- /dev/null +++ b/lib/microid.php @@ -0,0 +1,97 @@ +. + * + * @category ID + * @package Laconica + * @author Evan Prodromou + * @copyright 2008 Control Yourself, Inc. + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 + * @link http://laconi.ca/ + */ + +if (!defined('LACONICA')) { + exit(1); +} + +/** + * A class for microids + * + * @category ID + * @package Laconica + * @author Evan Prodromou + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 + * @link http://laconi.ca/ + * @see http://microid.org/ + */ + +class Microid +{ + /** Agent part of the ID. */ + + var $agent = null; + + /** Resource part of the ID. */ + + var $resource = null; + + /** + * Constructor + * + * @param string $agent Agent of the ID + * @param string $resource Resource part + */ + + function __construct($agent, $resource) + { + $this->agent = $agent; + $this->resource = $resource; + + } + + /** + * Generate a MicroID string + * + * @return string MicroID for agent and resource + */ + + function toString() + { + $agent_proto = $this->_getProto($this->agent); + $resource_proto = $this->_getProto($this->resource); + + return $agent_proto.'+'.$resource_proto.':sha1:'. + sha1(sha1($this->agent).sha1($this->resource)); + } + + /** + * Utility for getting the protocol part of a URI + * + * @param string $uri URI to parse + * + * @return string scheme part of the URI + */ + + function _getProto($uri) + { + $colon = strpos($uri, ':'); + return substr($uri, 0, $colon); + } +}