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['openid_url'])) {
  45     $openid_url = $_POST['openid_url'];
  46 } else if (isset($_SESSION['openid_url'])) {
  47     $openid_url = $_SESSION['openid_url'];
  48 } else {
  49     $openid_url = null;
  50 }
  51
  52 try {
  53     $o = new OpenID_RelyingParty($returnTo, $realm, $openid_url);
  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['openid_url'] = $openid_url;
  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     $sreg = new OpenID_Extension_SREG11(OpenID_Extension::REQUEST);
  90     $sreg->set('required', 'email,firstname,lastname,nickname');
  91     $sreg->set('optional', 'gender,dob');
  92     $authRequest->addExtension($sreg);
  93
  94     // AX
  95     $ax = new OpenID_Extension_AX(OpenID_Extension::REQUEST);
  96     $ax->set('type.email', 'http://axschema.org/contact/email');
  97     $ax->set('type.firstname', 'http://axschema.org/namePerson/first');
  98     $ax->set('type.lastname', 'http://axschema.org/namePerson/last');
  99     $ax->set('mode', 'fetch_request');
 100     $ax->set('required', 'email,firstname,lastname');
 101     $authRequest->addExtension($ax);
 102
 103     // UI
 104     if (!empty($_POST['ui'])) {
 105         $ui = new OpenID_Extension_UI(OpenID_Extension::REQUEST);
 106         $ui->set('mode', 'popup');
 107         $ui->set('language', 'en-US');
 108         $authRequest->addExtension($ui);
 109     }
 110
 111     // OAuth
 112     if (!empty($_POST['oauth'])) {
 113         $oauth = new OpenID_Extension_OAuth(OpenID_Extension::REQUEST);
 114         $oauth->set('consumer', $_POST['oauth_consumer_key']);
 115         $_SESSION['OAuth_consumer_key']    = $_POST['oauth_consumer_key'];
 116         $_SESSION['OAuth_consumer_secret'] = $_POST['oauth_consumer_secret'];
 117
 118         $oauth->set('scope', $_POST['oauth_scope']);
 119         $_SESSION['OAuth_scope'] = $_POST['oauth_scope'];
 120
 121         $_SESSION['OAuth_access_token_url']    = $_POST['oauth_access_token_url'];
 122         $_SESSION['OAuth_access_token_method'] = $_POST['oauth_access_token_method'];
 123
 124         $authRequest->addExtension($oauth);
 125     }
 126
 127     $url = $authRequest->getAuthorizeURL();
 128
 129     if (empty($_POST['debug'])) {
 130         header("Location: $url");
 131         exit;
 132     }
 133
 134 } else {
 135     if (isset($_SESSION['openid_url'])) {
 136         $usid = $_SESSION['openid_url'];
 137         unset($_SESSION['openid_url']);
 138     } else {
 139         $usid = null;
 140     }
 141
 142     unset($_SESSION['disable_associations']);
 143
 144     if (!count($_POST)) {
 145         list(, $queryString) = explode('?', $_SERVER['REQUEST_URI']);
 146     } else {
 147         // I hate php sometimes
 148         $queryString = file_get_contents('php://input');
 149     }
 150
 151     $message = new OpenID_Message($queryString, OpenID_Message::FORMAT_HTTP);
 152     $id      = $message->get('openid.claimed_id');
 153     $mode    = $message->get('openid.mode');
 154
 155     try {
 156         $result = $o->verify(new Net_URL2($returnTo . '?' . $queryString), $message);
 157
 158         if ($result->success()) {
 159             $status  = "<tr><td>Status:</td><td><font color='green'>SUCCESS!";
 160             $status .= " ({$result->getAssertionMethod()})</font></td></tr>";
 161         } else {
 162             $status  = "<tr><td>Status:</td><td><font color='red'>FAIL!";
 163             $status .= " ({$result->getAssertionMethod()})</font></td></tr>";
 164         }
 165     } catch (OpenID_Exception $e) {
 166         $status  = "<tr><td>Status:</td><td><font color='red'>EXCEPTION!";
 167         $status .= " ({$e->getMessage()} : {$e->getCode()})</font></td></tr>";
 168     }
 169
 170     // OAuth hyprid fetching access token
 171     if (isset($_SESSION['OAuth_consumer_key'],
 172               $_SESSION['OAuth_consumer_secret'],
 173               $_SESSION['OAuth_access_token_url'],
 174               $_SESSION['OAuth_access_token_method'])) {
 175
 176         try {
 177             $oauth = new OpenID_Extension_OAuth(OpenID_Extension::RESPONSE,
 178                                                 $message);
 179
 180             // Fix line lengths.
 181             $consumerKey    = $_SESSION['OAuth_consumer_key'];
 182             $consumerSecret = $_SESSION['OAuth_consumer_key'];
 183             $tokenURL       = $_SESSION['OAuth_access_token_url'];
 184             $tokenMethod    = $_SESSION['OAuth_access_token_method'];
 185
 186             $oauthData = $oauth->getAccessToken($consumerKey,
 187                                                 $consumerSecret,
 188                                                 $tokenURL,
 189                                                 array(),
 190                                                 $tokenMethod);
 191
 192         } catch (Exception $e) {
 193         }
 194     }
 195
 196     $openid = $message->getArrayFormat();
 197
 198     $email = (isset($openid['openid.ext1.value.email'])) ? $openid['openid.ext1.value.email'] : null;
 199     $email = (isset($openid['openid.ext2.value.email']) && !isset($email)) ? $openid['openid.ext2.value.email'] : $email;
 200     $email = (isset($openid['openid.sreg.email']) && !isset($email)) ? $openid['openid.sreg.email'] : $email;
 201     $email = (isset($openid['openid.ax.value.email']) && !isset($email)) ? $openid['openid.ax.value.email'] : $email;
 202     $_SESSION['email'] = (isset($email)) ? $email : $GLOBALS['phorkie']['auth']['anonymousEmail'];
 203
 204     $name = (isset($openid['openid.ext1.value.firstname']) && isset($openid['openid.ext1.value.lastname'])) ? $openid['openid.ext1.value.firstname']." ".$openid['openid.ext1.value.lastname'] : null;
 205     $name = (isset($openid['openid.sreg.firstname']) && isset($openid['openid.sreg.lastname']) && !isset($name)) ? $openid['openid.sreg.firstname']." ".$openid['openid.sreg.lastname'] : $name;
 206     $name = (isset($openid['openid.sreg.nickname']) && !isset($name)) ? $openid['openid.sreg.nickname'] : $name;
 207     $_SESSION['name'] = (isset($name)) ? $name : $_SERVER['REMOTE_ADDR'];
 208
 209     $_SESSION['identity'] = $openid['openid.identity'];
 210
 211     $redirect = 'http://' . $_SERVER['HTTP_HOST'] . $_SESSION['REQUEST_URI'];
 212     header('Location: ' . filter_var($redirect, FILTER_SANITIZE_URL));
 213     exit;
 214 }
 215
 216 ?>