<?php /** @file */ /** * OAuth server * Based on oauth2-php <http://code.google.com/p/oauth2-php/> * */ define('REQUEST_TOKEN_DURATION', 300); define('ACCESS_TOKEN_DURATION', 31536000); require_once("library/OAuth1.php"); //require_once("library/oauth2-php/lib/OAuth2.inc"); class ZotOAuth1DataStore extends OAuth1DataStore { function gen_token(){ return md5(base64_encode(pack('N6', mt_rand(), mt_rand(), mt_rand(), mt_rand(), mt_rand(), uniqid()))); } function lookup_consumer($consumer_key) { logger('consumer_key: ' . $consumer_key, LOGGER_DEBUG); $r = q("SELECT client_id, pw, redirect_uri FROM clients WHERE client_id = '%s'", dbesc($consumer_key) ); if($r) { App::set_oauth_key($consumer_key); return new OAuth1Consumer($r[0]['client_id'],$r[0]['pw'],$r[0]['redirect_uri']); } return null; } function lookup_token($consumer, $token_type, $token) { logger(__function__.":".$consumer.", ". $token_type.", ".$token, LOGGER_DEBUG); $r = q("SELECT id, secret, auth_scope, expires, uid FROM tokens WHERE client_id = '%s' AND auth_scope = '%s' AND id = '%s'", dbesc($consumer->key), dbesc($token_type), dbesc($token) ); if (count($r)){ $ot=new OAuth1Token($r[0]['id'],$r[0]['secret']); $ot->scope=$r[0]['auth_scope']; $ot->expires = $r[0]['expires']; $ot->uid = $r[0]['uid']; return $ot; } return null; } function lookup_nonce($consumer, $token, $nonce, $timestamp) { $r = q("SELECT id, secret FROM tokens WHERE client_id = '%s' AND id = '%s' AND expires = %d", dbesc($consumer->key), dbesc($nonce), intval($timestamp) ); if (count($r)) return new OAuth1Token($r[0]['id'],$r[0]['secret']); return null; } function new_request_token($consumer, $callback = null) { logger(__function__.":".$consumer.", ". $callback, LOGGER_DEBUG); $key = $this->gen_token(); $sec = $this->gen_token(); if ($consumer->key){ $k = $consumer->key; } else { $k = $consumer; } $r = q("INSERT INTO tokens (id, secret, client_id, auth_scope, expires) VALUES ('%s','%s','%s','%s', %d)", dbesc($key), dbesc($sec), dbesc($k), 'request', time()+intval(REQUEST_TOKEN_DURATION)); if(! $r) return null; return new OAuth1Token($key,$sec); } function new_access_token($token, $consumer, $verifier = null) { logger(__function__.":".$token.", ". $consumer.", ". $verifier, LOGGER_DEBUG); // return a new access token attached to this consumer // for the user associated with this token if the request token // is authorized // should also invalidate the request token $ret=Null; // get user for this verifier $uverifier = get_config("oauth", $verifier); logger(__function__.":".$verifier.",".$uverifier, LOGGER_DEBUG); if (is_null($verifier) || ($uverifier!==false)) { $key = $this->gen_token(); $sec = $this->gen_token(); $r = q("INSERT INTO tokens (id, secret, client_id, auth_scope, expires, uid) VALUES ('%s','%s','%s','%s', %d, %d)", dbesc($key), dbesc($sec), dbesc($consumer->key), 'access', time()+intval(ACCESS_TOKEN_DURATION), intval($uverifier)); if ($r) $ret = new OAuth1Token($key,$sec); } q("DELETE FROM tokens WHERE id='%s'", $token->key); if (!is_null($ret) && $uverifier!==false) { del_config("oauth", $verifier); // $apps = get_pconfig($uverifier, "oauth", "apps"); // if ($apps===false) $apps=array(); // $apps[] = $consumer->key; // set_pconfig($uverifier, "oauth", "apps", $apps); } return $ret; } } class ZotOAuth1 extends OAuth1Server { function __construct() { parent::__construct(new ZotOAuth1DataStore()); $this->add_signature_method(new OAuth1SignatureMethod_PLAINTEXT()); $this->add_signature_method(new OAuth1SignatureMethod_HMAC_SHA1()); } function loginUser($uid){ logger("ZotOAuth1::loginUser $uid"); $r = q("SELECT * FROM channel WHERE channel_id = %d LIMIT 1", intval($uid) ); if(count($r)){ $record = $r[0]; } else { logger('ZotOAuth1::loginUser failure: ' . print_r($_SERVER,true), LOGGER_DEBUG); header('HTTP/1.0 401 Unauthorized'); echo('This api requires login'); killme(); } $_SESSION['uid'] = $record['channel_id']; $_SESSION['addr'] = $_SERVER['REMOTE_ADDR']; $x = q("select * from account where account_id = %d limit 1", intval($record['channel_account_id']) ); if($x) { require_once('include/security.php'); authenticate_success($x[0],null,true,false,true,true); $_SESSION['allow_api'] = true; } } } /* * not yet used class FKOAuth2 extends OAuth2 { private function db_secret($client_secret){ return hash('whirlpool',$client_secret); } public function addClient($client_id, $client_secret, $redirect_uri) { $client_secret = $this->db_secret($client_secret); $r = q("INSERT INTO clients (client_id, pw, redirect_uri) VALUES ('%s', '%s', '%s')", dbesc($client_id), dbesc($client_secret), dbesc($redirect_uri) ); return $r; } protected function checkClientCredentials($client_id, $client_secret = NULL) { $client_secret = $this->db_secret($client_secret); $r = q("SELECT pw FROM clients WHERE client_id = '%s'", dbesc($client_id)); if ($client_secret === NULL) return $result !== FALSE; return $result["client_secret"] == $client_secret; } protected function getRedirectUri($client_id) { $r = q("SELECT redirect_uri FROM clients WHERE client_id = '%s'", dbesc($client_id)); if ($r === FALSE) return FALSE; return isset($r[0]["redirect_uri"]) && $r[0]["redirect_uri"] ? $r[0]["redirect_uri"] : NULL; } protected function getAccessToken($oauth_token) { $r = q("SELECT client_id, expires, scope FROM tokens WHERE id = '%s'", dbesc($oauth_token)); if (count($r)) return $r[0]; return null; } protected function setAccessToken($oauth_token, $client_id, $expires, $scope = NULL) { $r = q("INSERT INTO tokens (id, client_id, expires, scope) VALUES ('%s', '%s', %d, '%s')", dbesc($oauth_token), dbesc($client_id), intval($expires), dbesc($scope)); return $r; } protected function getSupportedGrantTypes() { return array( OAUTH2_GRANT_TYPE_AUTH_CODE, ); } protected function getAuthCode($code) { $r = q("SELECT id, client_id, redirect_uri, expires, auth_scope FROM auth_codes WHERE id = '%s'", dbesc($code)); if (count($r)) return $r[0]; return null; } protected function setAuthCode($code, $client_id, $redirect_uri, $expires, $scope = NULL) { $r = q("INSERT INTO auth_codes (id, client_id, redirect_uri, expires, auth_scope) VALUES ('%s', '%s', '%s', %d, '%s')", dbesc($code), dbesc($client_id), dbesc($redirect_uri), intval($expires), dbesc($scope)); return $r; } } */