www/auth.php

   1 <?php
   2 /**
   3  * OpenID
   4  *
   5  * PHP Version 5.2.0+
   6  *
   7  * @category  Auth
   8  * @package   OpenID
   9  * @author    Bill Shupp <hostmaster@shupp.org>
  10  * @copyright 2009 Bill Shupp
  11  * @license   http://www.opensource.org/licenses/bsd-license.php FreeBSD
  12  * @link      http://github.com/shupp/openid
  13  */
  14
  15 // A tool for testing Relying Party functionality
  16 set_include_path(
  17     __DIR__ . '/../../src/'
  18     . PATH_SEPARATOR . get_include_path()
  19 );
  20
  21 require_once 'www-header.php';
  22 require_once 'openid/config.php';
  23
  24
  25 if (isset($_REQUEST['logout'])) {
  26     unset($_SESSION);
  27     session_destroy();
  28     $redirect = 'http://' . $_SERVER['HTTP_HOST'];
  29     header('Location: ' . filter_var($redirect, FILTER_SANITIZE_URL));
  30     exit;
  31 }
  32
  33 if (!count($_GET) && !count($_POST)) {
  34     $redirect = 'http://' . $_SERVER['HTTP_HOST'] . "/login";
  35     header('Location: ' . filter_var($redirect, FILTER_SANITIZE_URL));
  36     exit;
  37 }
  38
  39 // Hackaround Non-Javascript Login Page
  40 if (!count($_POST) && isset($_GET['start'])) {
  41     $_POST = $_GET;
  42 }
  43
  44 if (isset($_POST['identifier'])) {
  45     $identifier = $_POST['identifier'];
  46 } else if (isset($_SESSION['identifier'])) {
  47     $identifier = $_SESSION['identifier'];
  48 } else {
  49     $identifier = null;
  50 }
  51
  52 try {
  53     $o = new OpenID_RelyingParty($returnTo, $realm, $identifier);
  54 } catch (OpenID_Exception $e) {
  55     $contents  = "<div class='openid_results'>\n";
  56     $contents .= "<pre>" . $e->getMessage() . "</pre>\n";
  57     $contents .= "</div class='openid_results'>";
  58     include_once 'openid/wrapper.php';
  59     exit;
  60 }
  61
  62 if (!empty($_POST['disable_associations']) || !empty($_SESSION['disable_associations'])) {
  63     $o->disableAssociations();
  64     $_SESSION['disable_associations'] = true;
  65 }
  66
  67 $log = new OpenID_Observer_Log;
  68 OpenID::attach($log);
  69
  70 if (isset($_POST['start'])) {
  71
  72     $_SESSION['identifier'] = $identifier;
  73     try {
  74         $authRequest = $o->prepare();
  75     } catch (OpenID_Exception $e) {
  76         $contents  = "<div class='openid_results'>\n";
  77         $contents .= "<pre>" . $e->getMessage() . "</pre>\n";
  78         $contents .= "</div class='openid_results'>";
  79         include_once 'openid/wrapper.php';
  80         exit;
  81     }
  82
  83     // checkid_immediate
  84     if (!empty($_POST['checkid_immediate'])) {
  85         $authRequest->setMode('checkid_immediate');
  86     }
  87
  88     // SREG
  89     if (!empty($_POST['sreg'])) {
  90         $sreg = new OpenID_Extension_SREG11(OpenID_Extension::REQUEST);
  91         $sreg->set('required', 'email,firstname,lastname,nickname');
  92         $sreg->set('optional', 'gender,dob');
  93         $authRequest->addExtension($sreg);
  94     }
  95
  96     // AX
  97     if (!empty($_POST['ax'])) {
  98         $ax = new OpenID_Extension_AX(OpenID_Extension::REQUEST);
  99         $ax->set('type.email', 'http://axschema.org/contact/email');
 100         $ax->set('type.firstname', 'http://axschema.org/namePerson/first');
 101         $ax->set('type.lastname', 'http://axschema.org/namePerson/last');
 102         $ax->set('mode', 'fetch_request');
 103         $ax->set('required', 'email,firstname,lastname');
 104         $authRequest->addExtension($ax);
 105     }
 106
 107     // UI
 108     if (!empty($_POST['ui'])) {
 109         $ui = new OpenID_Extension_UI(OpenID_Extension::REQUEST);
 110         $ui->set('mode', 'popup');
 111         $ui->set('language', 'en-US');
 112         $authRequest->addExtension($ui);
 113     }
 114
 115     // OAuth
 116     if (!empty($_POST['oauth'])) {
 117         $oauth = new OpenID_Extension_OAuth(OpenID_Extension::REQUEST);
 118         $oauth->set('consumer', $_POST['oauth_consumer_key']);
 119         $_SESSION['OAuth_consumer_key']    = $_POST['oauth_consumer_key'];
 120         $_SESSION['OAuth_consumer_secret'] = $_POST['oauth_consumer_secret'];
 121
 122         $oauth->set('scope', $_POST['oauth_scope']);
 123         $_SESSION['OAuth_scope'] = $_POST['oauth_scope'];
 124
 125         $_SESSION['OAuth_access_token_url']    = $_POST['oauth_access_token_url'];
 126         $_SESSION['OAuth_access_token_method'] = $_POST['oauth_access_token_method'];
 127
 128         $authRequest->addExtension($oauth);
 129     }
 130
 131     $url = $authRequest->getAuthorizeURL();
 132
 133     if (empty($_POST['debug'])) {
 134         header("Location: $url");
 135         exit;
 136     }
 137
 138 } else {
 139     if (isset($_SESSION['identifier'])) {
 140         $usid = $_SESSION['identifier'];
 141         unset($_SESSION['identifier']);
 142     } else {
 143         $usid = null;
 144     }
 145
 146     unset($_SESSION['disable_associations']);
 147
 148     if (!count($_POST)) {
 149         list(, $queryString) = explode('?', $_SERVER['REQUEST_URI']);
 150     } else {
 151         // I hate php sometimes
 152         $queryString = file_get_contents('php://input');
 153     }
 154
 155     $message = new OpenID_Message($queryString, OpenID_Message::FORMAT_HTTP);
 156     $id      = $message->get('openid.claimed_id');
 157     $mode    = $message->get('openid.mode');
 158
 159     try {
 160         $result = $o->verify(new Net_URL2($returnTo . '?' . $queryString), $message);
 161
 162         if ($result->success()) {
 163             $status  = "<tr><td>Status:</td><td><font color='green'>SUCCESS!";
 164             $status .= " ({$result->getAssertionMethod()})</font></td></tr>";
 165         } else {
 166             $status  = "<tr><td>Status:</td><td><font color='red'>FAIL!";
 167             $status .= " ({$result->getAssertionMethod()})</font></td></tr>";
 168         }
 169     } catch (OpenID_Exception $e) {
 170         $status  = "<tr><td>Status:</td><td><font color='red'>EXCEPTION!";
 171         $status .= " ({$e->getMessage()} : {$e->getCode()})</font></td></tr>";
 172     }
 173
 174     // OAuth hyprid fetching access token
 175     if (isset($_SESSION['OAuth_consumer_key'],
 176               $_SESSION['OAuth_consumer_secret'],
 177               $_SESSION['OAuth_access_token_url'],
 178               $_SESSION['OAuth_access_token_method'])) {
 179
 180         try {
 181             $oauth = new OpenID_Extension_OAuth(OpenID_Extension::RESPONSE,
 182                                                 $message);
 183
 184             // Fix line lengths.
 185             $consumerKey    = $_SESSION['OAuth_consumer_key'];
 186             $consumerSecret = $_SESSION['OAuth_consumer_key'];
 187             $tokenURL       = $_SESSION['OAuth_access_token_url'];
 188             $tokenMethod    = $_SESSION['OAuth_access_token_method'];
 189
 190             $oauthData = $oauth->getAccessToken($consumerKey,
 191                                                 $consumerSecret,
 192                                                 $tokenURL,
 193                                                 array(),
 194                                                 $tokenMethod);
 195
 196         } catch (Exception $e) {
 197         }
 198     }
 199
 200     $openid = $message->getArrayFormat();
 201
 202     $email = (isset($openid['openid.ext1.value.email'])) ? $openid['openid.ext1.value.email'] : null;
 203     $email = (isset($openid['openid.ext2.value.email']) && !isset($email)) ? $openid['openid.ext2.value.email'] : $email;
 204     $email = (isset($openid['openid.sreg.email']) && !isset($email)) ? $openid['openid.sreg.email'] : $email;
 205     $email = (isset($openid['openid.ax.value.email']) && !isset($email)) ? $openid['openid.ax.value.email'] : $email;
 206     $_SESSION['email'] = (isset($email)) ? $email : $GLOBALS['phorkie']['auth']['anonymousEmail'];
 207
 208     $name = (isset($openid['openid.ext1.value.firstname']) && isset($openid['openid.ext1.value.lastname'])) ? $openid['openid.ext1.value.firstname']." ".$openid['openid.ext1.value.lastname'] : null;
 209     $name = (isset($openid['openid.sreg.firstname']) && isset($openid['openid.sreg.lastname']) && !isset($name)) ? $openid['openid.sreg.firstname']." ".$openid['openid.sreg.lastname'] : $name;
 210     $name = (isset($openid['openid.sreg.nickname']) && !isset($name)) ? $openid['openid.sreg.nickname'] : $name;
 211     $_SESSION['name'] = (isset($name)) ? $name : $_SERVER['REMOTE_ADDR'];
 212
 213     $_SESSION['identity'] = $openid['openid.identity'];
 214
 215     $redirect = 'http://' . $_SERVER['HTTP_HOST'] . $_SESSION['REQUEST_URI'];
 216     header('Location: ' . filter_var($redirect, FILTER_SANITIZE_URL));
 217     exit;
 218 }
 219
 220 ?>