src/Network/FKOAuthDataStore.php

   1 <?php
   2 /**
   3  * @file src/Protocol/FKOAuthDataStore.php
   4  * OAuth server
   5  * Based on oauth2-php <http://code.google.com/p/oauth2-php/>
   6  *
   7  */
   8 namespace Friendica\Network;
   9
  10 use Friendica\App;
  11 use Friendica\Core\Config;
  12 use Friendica\Core\System;
  13 use Friendica\Database\DBM;
  14 use dba;
  15 use OAuthDataStore;
  16
  17 define('REQUEST_TOKEN_DURATION', 300);
  18 define('ACCESS_TOKEN_DURATION', 31536000);
  19
  20 require_once "library/OAuth1.php";
  21 require_once "library/oauth2-php/lib/OAuth2.inc";
  22
  23 /**
  24  * @brief OAuthDataStore class
  25  */
  26 class FKOAuthDataStore extends OAuthDataStore
  27 {
  28         /**
  29          * @return string
  30          */
  31         private static function genToken()
  32         {
  33                 return md5(base64_encode(pack('N6', mt_rand(), mt_rand(), mt_rand(), mt_rand(), mt_rand(), uniqid())));
  34         }
  35
  36         /**
  37          * @param string $consumer_key key
  38          * @return mixed
  39          */
  40         public function lookup_consumer($consumer_key)
  41         {
  42                 logger(__function__.":".$consumer_key);
  43
  44                 $s = dba::select('clients', array('client_id', 'pw', 'redirect_uri'), array('client_id' => $consumer_key));
  45                 $r = dba::inArray($r);
  46
  47                 if (DBM::is_result($r)) {
  48                         return new OAuthConsumer($r[0]['client_id'], $r[0]['pw'], $r[0]['redirect_uri']);
  49                 }
  50
  51                 return null;
  52         }
  53
  54         /**
  55          * @param string $consumer   consumer
  56          * @param string $token_type type
  57          * @param string $token      token
  58          * @return mixed
  59          */
  60         public function lookup_token($consumer, $token_type, $token)
  61         {
  62                 logger(__function__.":".$consumer.", ". $token_type.", ".$token);
  63
  64                 $s = dba::select('tokens', array('id', 'secret', 'scope', 'expires', 'uid'), array('client_id' => $consumer->key, 'scope' => $token_type, 'id' => $token));
  65                 $r = dba::inArray($s);
  66
  67                 if (DBM::is_result($r)) {
  68                         $ot=new OAuthToken($r[0]['id'], $r[0]['secret']);
  69                         $ot->scope = $r[0]['scope'];
  70                         $ot->expires = $r[0]['expires'];
  71                         $ot->uid = $r[0]['uid'];
  72                         return $ot;
  73                 }
  74
  75                 return null;
  76         }
  77
  78         /**
  79          * @param string $consumer  consumer
  80          * @param string $token     token
  81          * @param string $nonce     nonce
  82          * @param string $timestamp timestamp
  83          * @return mixed
  84          */
  85         public function lookup_nonce($consumer, $token, $nonce, $timestamp)
  86         {
  87                 $r = dba::select('tokens', ['id', 'secret'], ['client_id' => $consumer->key, 'id' => $nonce, 'expires' => $timestamp], ['limit' => 1]);
  88
  89                 if (DBM::is_result($r)) {
  90                         return new OAuthToken($r['id'], $r['secret']);
  91                 }
  92
  93                 return null;
  94         }
  95
  96         /**
  97          * @param string $consumer consumer
  98          * @param string $callback optional, default null
  99          * @return mixed
 100          */
 101         public function new_request_token($consumer, $callback = null)
 102         {
 103                 logger(__function__.":".$consumer.", ". $callback);
 104                 $key = self::genToken();
 105                 $sec = self::genToken();
 106
 107                 if ($consumer->key) {
 108                         $k = $consumer->key;
 109                 } else {
 110                         $k = $consumer;
 111                 }
 112
 113                 $r = dba::insert(
 114                         'tokens',
 115                         array(
 116                                 'id' => $key,
 117                                 'secret' => $sec,
 118                                 'client_id' => $k,
 119                                 'scope' => 'request',
 120                                 'expires' => UNIX_TIMESTAMP() + REQUEST_TOKEN_DURATION)
 121                 );
 122
 123                 if (!$r) {
 124                         return null;
 125                 }
 126
 127                 return new OAuthToken($key, $sec);
 128         }
 129
 130         /**
 131          * @param string $token    token
 132          * @param string $consumer consumer
 133          * @param string $verifier optional, defult null
 134          * @return object
 135          */
 136         public function new_access_token($token, $consumer, $verifier = null)
 137         {
 138                 logger(__function__.":".$token.", ". $consumer.", ". $verifier);
 139
 140                 // return a new access token attached to this consumer
 141                 // for the user associated with this token if the request token
 142                 // is authorized
 143                 // should also invalidate the request token
 144
 145                 $ret = null;
 146
 147                 // get user for this verifier
 148                 $uverifier = Config::get("oauth", $verifier);
 149                 logger(__function__.":".$verifier.",".$uverifier);
 150
 151                 if (is_null($verifier) || ($uverifier!==false)) {
 152                         $key = self::genToken();
 153                         $sec = self::genToken();
 154                         $r = dba::insert(
 155                                 'tokens',
 156                                 array(
 157                                         'id' => $key,
 158                                         'secret' => $sec,
 159                                         'client_id' => $consumer->key,
 160                                         'scope' => 'access',
 161                                         'expires' => UNIX_TIMESTAMP() + ACCESS_TOKEN_DURATION,
 162                                         'uid' => $uverifier)
 163                         );
 164
 165                         if ($r) {
 166                                 $ret = new OAuthToken($key, $sec);
 167                         }
 168                 }
 169
 170
 171                 dba::delete('tokens', array('id' => $token->key));
 172
 173
 174                 if (!is_null($ret) && !is_null($uverifier)) {
 175                         Config::delete("oauth", $verifier);
 176                 }
 177
 178                 return $ret;
 179         }
 180 }