friendica/include/oauth.php
2011-11-02 09:54:07 +01:00

210 lines
5.6 KiB
PHP

<?php
/**
* 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 FKOAuthDataStore extends OAuthDataStore {
function gen_token(){
return md5(base64_encode(pack('N6', mt_rand(), mt_rand(), mt_rand(), mt_rand(), mt_rand(), uniqid())));
}
function lookup_consumer($consumer_key) {
//echo "<pre>"; var_dump($consumer_key); killme();
$r = q("SELECT client_id, pw, redirect_uri FROM clients WHERE client_id='%s'",
dbesc($consumer_key)
);
if (count($r))
return new OAuthConsumer($r[0]['client_id'],$r[0]['pw'],$r[0]['redirect_uri']);
return null;
}
function lookup_token($consumer, $token_type, $token) {
//echo __file__.":".__line__."<pre>"; var_dump($consumer, $token_type, $token); killme();
$r = q("SELECT id, secret,scope, expires FROM tokens WHERE client_id='%s' AND scope='%s' AND id='%s'",
dbesc($consumer->key),
dbesc($token_type),
dbesc($token)
);
if (count($r)){
$ot=new OAuthToken($r[0]['id'],$r[0]['secret']);
$ot->scope=$r[0]['scope'];
$ot->expires = $r[0]['expires'];
return $ot;
}
return null;
}
function lookup_nonce($consumer, $token, $nonce, $timestamp) {
//echo __file__.":".__line__."<pre>"; var_dump($consumer,$key); killme();
$r = q("SELECT id, secret FROM tokens WHERE client_id='%s' AND id='%s' AND expires=%d",
dbesc($consumer->key),
dbesc($nonce),
intval($timestamp)
);
if (count($r))
return new OAuthToken($r[0]['id'],$r[0]['secret']);
return null;
}
function new_request_token($consumer, $callback = null) {
$key = $this->gen_token();
$sec = $this->gen_token();
$r = q("INSERT INTO tokens (id, secret, client_id, scope, expires) VALUES ('%s','%s','%s','%s', UNIX_TIMESTAMP()+%d)",
dbesc($key),
dbesc($sec),
dbesc($consumer->key),
'request',
intval(REQUEST_TOKEN_DURATION));
if (!$r) return null;
return new OAuthToken($key,$sec);
}
function new_access_token($token, $consumer, $verifier = null) {
// 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 verifier for this user
$uverifier = get_pconfig(local_user(), "oauth", "verifier");
if (is_null($verifier) || ($verifier==$uverifier)){
$key = $this->gen_token();
$sec = $this->gen_token();
$r = q("INSERT INTO tokens (id, secret, client_id, scope, expires) VALUES ('%s','%s','%s','%s', UNIX_TIMESTAMP()+%d)",
dbesc($key),
dbesc($sec),
dbesc($consumer->$key),
'access',
intval(ACCESS_TOKEN_DURATION));
if ($r)
$ret = new OAuthToken($key,$sec);
}
//q("DELETE FROM tokens WHERE id='%s'", $token->key);
if (!is_null($ret)){
//del_pconfig(local_user(), "oauth", "verifier");
$apps = get_pconfig(local_user(), "oauth", "apps");
if ($apps===false) $apps=array();
$apps[] = $consumer->key;
//set_pconfig(local_user(), "oauth", "apps", $apps);
}
return $ret;
}
}
class FKOAuth1 extends OAuthServer {
function __construct() {
parent::__construct(new FKOAuthDataStore());
$this->add_signature_method(new OAuthSignatureMethod_PLAINTEXT());
$this->add_signature_method(new OAuthSignatureMethod_HMAC_SHA1());
}
}
class FKOAuth2 extends OAuth2 {
private function db_secret($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) {
$r = q("SELECT id, client_id, redirect_uri, expires, scope FROM auth_codes WHERE id = '%s'",
dbesc($code));
if (count($r))
return $r[0];
return null;
}
protected function setAuthCode($code, $client_id, $redirect_uri, $expires, $scope = NULL) {
$r = q("INSERT INTO auth_codes
(id, client_id, redirect_uri, expires, scope) VALUES
('%s', '%s', '%s', %d, '%s')",
dbesc($code),
dbesc($client_id),
dbesc($redirect_uri),
intval($expires),
dbesc($scope));
return $r;
}
}