include/oauth.php

   1 <?php
   2 /**
   3  * OAuth server
   4  * Based on oauth2-php <http://code.google.com/p/oauth2-php/>
   5  *
   6  */
   7
   8 define('REQUEST_TOKEN_DURATION', 300);
   9 define('ACCESS_TOKEN_DURATION', 31536000);
  10
  11 require_once("library/OAuth1.php");
  12 require_once("library/oauth2-php/lib/OAuth2.inc");
  13
  14 class FKOAuthDataStore extends OAuthDataStore {
  15   function gen_token(){
  16                 return md5(base64_encode(pack('N6', mt_rand(), mt_rand(), mt_rand(), mt_rand(), mt_rand(), uniqid())));
  17   }
  18
  19   function lookup_consumer($consumer_key) {
  20                 logger(__function__.":".$consumer_key);
  21       //echo "<pre>"; var_dump($consumer_key); killme();
  22
  23                 $r = q("SELECT client_id, pw, redirect_uri FROM clients WHERE client_id='%s'",
  24                         dbesc($consumer_key)
  25                 );
  26                 if (count($r))
  27                         return new OAuthConsumer($r[0]['client_id'],$r[0]['pw'],$r[0]['redirect_uri']);
  28                 return null;
  29   }
  30
  31   function lookup_token($consumer, $token_type, $token) {
  32                 logger(__function__.":".$consumer.", ". $token_type.", ".$token);
  33                 $r = q("SELECT id, secret,scope, expires, uid  FROM tokens WHERE client_id='%s' AND scope='%s' AND id='%s'",
  34                         dbesc($consumer->key),
  35                         dbesc($token_type),
  36                         dbesc($token)
  37                 );
  38                 if (count($r)){
  39                         $ot=new OAuthToken($r[0]['id'],$r[0]['secret']);
  40                         $ot->scope=$r[0]['scope'];
  41                         $ot->expires = $r[0]['expires'];
  42                         $ot->uid = $r[0]['uid'];
  43                         return $ot;
  44                 }
  45                 return null;
  46   }
  47
  48   function lookup_nonce($consumer, $token, $nonce, $timestamp) {
  49                 //echo __file__.":".__line__."<pre>"; var_dump($consumer,$key); killme();
  50                 $r = q("SELECT id, secret  FROM tokens WHERE client_id='%s' AND id='%s' AND expires=%d",
  51                         dbesc($consumer->key),
  52                         dbesc($nonce),
  53                         intval($timestamp)
  54                 );
  55                 if (count($r))
  56                         return new OAuthToken($r[0]['id'],$r[0]['secret']);
  57                 return null;
  58   }
  59
  60   function new_request_token($consumer, $callback = null) {
  61                 logger(__function__.":".$consumer.", ". $callback);
  62                 $key = $this->gen_token();
  63                 $sec = $this->gen_token();
  64
  65                 if ($consumer->key){
  66                         $k = $consumer->key;
  67                 } else {
  68                         $k = $consumer;
  69                 }
  70
  71                 $r = q("INSERT INTO tokens (id, secret, client_id, scope, expires) VALUES ('%s','%s','%s','%s', UNIX_TIMESTAMP()+%d)",
  72                                 dbesc($key),
  73                                 dbesc($sec),
  74                                 dbesc($k),
  75                                 'request',
  76                                 intval(REQUEST_TOKEN_DURATION));
  77                 if (!$r) return null;
  78                 return new OAuthToken($key,$sec);
  79   }
  80
  81   function new_access_token($token, $consumer, $verifier = null) {
  82     logger(__function__.":".$token.", ". $consumer.", ". $verifier);
  83
  84     // return a new access token attached to this consumer
  85     // for the user associated with this token if the request token
  86     // is authorized
  87     // should also invalidate the request token
  88
  89     $ret=Null;
  90
  91     // get user for this verifier
  92     $uverifier = get_config("oauth", $verifier);
  93     logger(__function__.":".$verifier.",".$uverifier);
  94     if (is_null($verifier) || ($uverifier!==false)){
  95
  96                 $key = $this->gen_token();
  97                 $sec = $this->gen_token();
  98                 $r = q("INSERT INTO tokens (id, secret, client_id, scope, expires, uid) VALUES ('%s','%s','%s','%s', UNIX_TIMESTAMP()+%d, %d)",
  99                                 dbesc($key),
 100                                 dbesc($sec),
 101                                 dbesc($consumer->key),
 102                                 'access',
 103                                 intval(ACCESS_TOKEN_DURATION),
 104                                 intval($uverifier));
 105                 if ($r)
 106                         $ret = new OAuthToken($key,$sec);
 107         }
 108
 109
 110         q("DELETE FROM tokens WHERE id='%s'", $token->key);
 111
 112
 113         if (!is_null($ret) && $uverifier!==false){
 114                 del_config("oauth", $verifier);
 115         /*      $apps = get_pconfig($uverifier, "oauth", "apps");
 116                 if ($apps===false) $apps=array();
 117                 $apps[] = $consumer->key;
 118                 set_pconfig($uverifier, "oauth", "apps", $apps);*/
 119         }
 120
 121     return $ret;
 122
 123   }
 124 }
 125
 126 class FKOAuth1 extends OAuthServer {
 127         function __construct() {
 128                 parent::__construct(new FKOAuthDataStore());
 129                 $this->add_signature_method(new OAuthSignatureMethod_PLAINTEXT());
 130                 $this->add_signature_method(new OAuthSignatureMethod_HMAC_SHA1());
 131         }
 132
 133         function loginUser($uid){
 134                 logger("FKOAuth1::loginUser $uid");
 135                 $a = get_app();
 136                 $r = q("SELECT * FROM `user` WHERE uid=%d AND `blocked` = 0 AND `account_expired` = 0 AND `verified` = 1 LIMIT 1",
 137                         intval($uid)
 138                 );
 139                 if(count($r)){
 140                         $record = $r[0];
 141                 } else {
 142                    logger('FKOAuth1::loginUser failure: ' . print_r($_SERVER,true), LOGGER_DEBUG);
 143                     header('HTTP/1.0 401 Unauthorized');
 144                     die('This api requires login');
 145                 }
 146                 $_SESSION['uid'] = $record['uid'];
 147                 $_SESSION['theme'] = $record['theme'];
 148                 $_SESSION['authenticated'] = 1;
 149                 $_SESSION['page_flags'] = $record['page-flags'];
 150                 $_SESSION['my_url'] = $a->get_baseurl() . '/profile/' . $record['nickname'];
 151                 $_SESSION['addr'] = $_SERVER['REMOTE_ADDR'];
 152
 153                 //notice( t("Welcome back ") . $record['username'] . EOL);
 154                 $a->user = $record;
 155
 156                 if(strlen($a->user['timezone'])) {
 157                         date_default_timezone_set($a->user['timezone']);
 158                         $a->timezone = $a->user['timezone'];
 159                 }
 160
 161                 $r = q("SELECT * FROM `contact` WHERE `uid` = %s AND `self` = 1 LIMIT 1",
 162                         intval($_SESSION['uid']));
 163                 if(count($r)) {
 164                         $a->contact = $r[0];
 165                         $a->cid = $r[0]['id'];
 166                         $_SESSION['cid'] = $a->cid;
 167                 }
 168                 q("UPDATE `user` SET `login_date` = '%s' WHERE `uid` = %d LIMIT 1",
 169                         dbesc(datetime_convert()),
 170                         intval($_SESSION['uid'])
 171                 );
 172
 173                 call_hooks('logged_in', $a->user);
 174         }
 175
 176 }
 177 /*
 178 class FKOAuth2 extends OAuth2 {
 179
 180         private function db_secret($client_secret){
 181                 return hash('whirlpool',$client_secret);
 182         }
 183
 184         public function addClient($client_id, $client_secret, $redirect_uri) {
 185                 $client_secret = $this->db_secret($client_secret);
 186                 $r = q("INSERT INTO clients (client_id, pw, redirect_uri) VALUES ('%s', '%s', '%s')",
 187                         dbesc($client_id),
 188                         dbesc($client_secret),
 189                         dbesc($redirect_uri)
 190                 );
 191
 192                 return $r;
 193         }
 194
 195         protected function checkClientCredentials($client_id, $client_secret = NULL) {
 196                 $client_secret = $this->db_secret($client_secret);
 197
 198                 $r = q("SELECT pw FROM clients WHERE client_id = '%s'",
 199                         dbesc($client_id));
 200
 201                 if ($client_secret === NULL)
 202                         return $result !== FALSE;
 203
 204                 return $result["client_secret"] == $client_secret;
 205         }
 206
 207         protected function getRedirectUri($client_id) {
 208                 $r = q("SELECT redirect_uri FROM clients WHERE client_id = '%s'",
 209                                 dbesc($client_id));
 210                 if ($r === FALSE)
 211                         return FALSE;
 212
 213                 return isset($r[0]["redirect_uri"]) && $r[0]["redirect_uri"] ? $r[0]["redirect_uri"] : NULL;
 214         }
 215
 216         protected function getAccessToken($oauth_token) {
 217                 $r = q("SELECT client_id, expires, scope FROM tokens WHERE id = '%s'",
 218                                 dbesc($oauth_token));
 219
 220                 if (count($r))
 221                         return $r[0];
 222                 return null;
 223         }
 224
 225
 226
 227         protected function setAccessToken($oauth_token, $client_id, $expires, $scope = NULL) {
 228                 $r = q("INSERT INTO tokens (id, client_id, expires, scope) VALUES ('%s', '%s', %d, '%s')",
 229                                 dbesc($oauth_token),
 230                                 dbesc($client_id),
 231                                 intval($expires),
 232                                 dbesc($scope));
 233
 234                 return $r;
 235         }
 236
 237         protected function getSupportedGrantTypes() {
 238                 return array(
 239                   OAUTH2_GRANT_TYPE_AUTH_CODE,
 240                 );
 241         }
 242
 243
 244         protected function getAuthCode($code) {
 245                 $r = q("SELECT id, client_id, redirect_uri, expires, scope FROM auth_codes WHERE id = '%s'",
 246                                 dbesc($code));
 247
 248                 if (count($r))
 249                         return $r[0];
 250                 return null;
 251         }
 252
 253         protected function setAuthCode($code, $client_id, $redirect_uri, $expires, $scope = NULL) {
 254                 $r = q("INSERT INTO auth_codes
 255                                         (id, client_id, redirect_uri, expires, scope) VALUES
 256                                         ('%s', '%s', '%s', %d, '%s')",
 257                                 dbesc($code),
 258                                 dbesc($client_id),
 259                                 dbesc($redirect_uri),
 260                                 intval($expires),
 261                                 dbesc($scope));
 262                 return $r;
 263         }
 264
 265 }
 266 */