301 lines
8.8 KiB
PHP
301 lines
8.8 KiB
PHP
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<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_OpenId
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Sreg.php 16212 2009-06-21 19:24:49Z thomas $
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*/
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/**
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* @see Zend_OpenId_Extension
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*/
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require_once "Zend/OpenId/Extension.php";
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/**
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* 'Simple Refistration Extension' for Zend_OpenId
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*
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* @category Zend
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* @package Zend_OpenId
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_OpenId_Extension_Sreg extends Zend_OpenId_Extension
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{
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/**
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* SREG 1.1 namespace. All OpenID SREG 1.1 messages MUST contain variable
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* openid.ns.sreg with its value.
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*/
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const NAMESPACE_1_1 = "http://openid.net/extensions/sreg/1.1";
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private $_props;
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private $_policy_url;
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private $_version;
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/**
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* Creates SREG extension object
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*
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* @param array $props associative array of SREG variables
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* @param string $policy_url SREG policy URL
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* @param float $version SREG version
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* @return array
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*/
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public function __construct(array $props=null, $policy_url=null, $version=1.0)
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{
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$this->_props = $props;
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$this->_policy_url = $policy_url;
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$this->_version = $version;
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}
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/**
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* Returns associative array of SREG variables
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*
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* @return array
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*/
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public function getProperties() {
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if (is_array($this->_props)) {
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return $this->_props;
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} else {
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return array();
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}
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}
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/**
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* Returns SREG policy URL
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*
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* @return string
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*/
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public function getPolicyUrl() {
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return $this->_policy_url;
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}
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/**
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* Returns SREG protocol version
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*
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* @return float
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*/
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public function getVersion() {
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return $this->_version;
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}
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/**
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* Returns array of allowed SREG variable names.
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*
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* @return array
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*/
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public static function getSregProperties()
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{
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return array(
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"nickname",
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"email",
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"fullname",
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"dob",
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"gender",
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"postcode",
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"country",
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"language",
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"timezone"
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);
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}
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/**
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* Adds additional SREG data to OpenId 'checkid_immediate' or
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* 'checkid_setup' request.
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*
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* @param array &$params request's var/val pairs
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* @return bool
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*/
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public function prepareRequest(&$params)
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{
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if (is_array($this->_props) && count($this->_props) > 0) {
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foreach ($this->_props as $prop => $req) {
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if ($req) {
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if (isset($required)) {
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$required .= ','.$prop;
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} else {
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$required = $prop;
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}
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} else {
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if (isset($optional)) {
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$optional .= ','.$prop;
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} else {
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$optional = $prop;
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}
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}
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}
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if ($this->_version >= 1.1) {
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$params['openid.ns.sreg'] = Zend_OpenId_Extension_Sreg::NAMESPACE_1_1;
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}
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if (!empty($required)) {
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$params['openid.sreg.required'] = $required;
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}
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if (!empty($optional)) {
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$params['openid.sreg.optional'] = $optional;
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}
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if (!empty($this->_policy_url)) {
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$params['openid.sreg.policy_url'] = $this->_policy_url;
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}
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}
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return true;
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}
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/**
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* Parses OpenId 'checkid_immediate' or 'checkid_setup' request,
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* extracts SREG variables and sets ovject properties to corresponding
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* values.
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*
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* @param array $params request's var/val pairs
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* @return bool
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*/
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public function parseRequest($params)
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{
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if (isset($params['openid_ns_sreg']) &&
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$params['openid_ns_sreg'] === Zend_OpenId_Extension_Sreg::NAMESPACE_1_1) {
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$this->_version= 1.1;
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} else {
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$this->_version= 1.0;
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}
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if (!empty($params['openid_sreg_policy_url'])) {
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$this->_policy_url = $params['openid_sreg_policy_url'];
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} else {
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$this->_policy_url = null;
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}
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$props = array();
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if (!empty($params['openid_sreg_optional'])) {
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foreach (explode(',', $params['openid_sreg_optional']) as $prop) {
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$prop = trim($prop);
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$props[$prop] = false;
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}
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}
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if (!empty($params['openid_sreg_required'])) {
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foreach (explode(',', $params['openid_sreg_required']) as $prop) {
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$prop = trim($prop);
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$props[$prop] = true;
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}
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}
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$props2 = array();
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foreach (self::getSregProperties() as $prop) {
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if (isset($props[$prop])) {
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$props2[$prop] = $props[$prop];
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}
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}
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$this->_props = (count($props2) > 0) ? $props2 : null;
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return true;
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}
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/**
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* Adds additional SREG data to OpenId 'id_res' response.
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*
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* @param array &$params response's var/val pairs
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* @return bool
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*/
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public function prepareResponse(&$params)
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{
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if (is_array($this->_props) && count($this->_props) > 0) {
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if ($this->_version >= 1.1) {
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$params['openid.ns.sreg'] = Zend_OpenId_Extension_Sreg::NAMESPACE_1_1;
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}
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foreach (self::getSregProperties() as $prop) {
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if (!empty($this->_props[$prop])) {
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$params['openid.sreg.' . $prop] = $this->_props[$prop];
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}
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}
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}
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return true;
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}
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/**
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* Parses OpenId 'id_res' response and sets object's properties according
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* to 'openid.sreg.*' variables in response
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*
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* @param array $params response's var/val pairs
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* @return bool
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*/
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public function parseResponse($params)
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{
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if (isset($params['openid_ns_sreg']) &&
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$params['openid_ns_sreg'] === Zend_OpenId_Extension_Sreg::NAMESPACE_1_1) {
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$this->_version= 1.1;
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} else {
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$this->_version= 1.0;
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}
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$props = array();
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foreach (self::getSregProperties() as $prop) {
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if (!empty($params['openid_sreg_' . $prop])) {
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$props[$prop] = $params['openid_sreg_' . $prop];
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}
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}
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if (isset($this->_props) && is_array($this->_props)) {
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foreach (self::getSregProperties() as $prop) {
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if (isset($this->_props[$prop]) &&
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$this->_props[$prop] &&
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!isset($props[$prop])) {
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return false;
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}
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}
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}
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$this->_props = (count($props) > 0) ? $props : null;
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return true;
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}
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/**
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* Addes SREG properties that are allowed to be send to consumer to
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* the given $data argument.
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*
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* @param array &$data data to be stored in tusted servers database
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* @return bool
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*/
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public function getTrustData(&$data)
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{
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$data[get_class()] = $this->getProperties();
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return true;
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}
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/**
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* Check if given $data contains necessury SREG properties to sutisfy
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* OpenId request. On success sets SREG response properties from given
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* $data and returns true, on failure returns false.
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*
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* @param array $data data from tusted servers database
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* @return bool
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*/
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public function checkTrustData($data)
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{
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if (is_array($this->_props) && count($this->_props) > 0) {
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$props = array();
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$name = get_class();
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if (isset($data[$name])) {
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$props = $data[$name];
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} else {
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$props = array();
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}
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$props2 = array();
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foreach ($this->_props as $prop => $req) {
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if (empty($props[$prop])) {
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if ($req) {
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return false;
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}
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} else {
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$props2[$prop] = $props[$prop];
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}
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}
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$this->_props = (count($props2) > 0) ? $props2 : null;
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}
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return true;
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}
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}
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