Your IP : 172.28.240.42
<?
IncludeModuleLangFile(__FILE__);
class CSocServTwitter extends CSocServAuth
{
const ID = "Twitter";
public function GetSettings()
{
return array(
array("twitter_key", GetMessage("socserv_tw_key"), "", Array("text", 40)),
array("twitter_secret", GetMessage("socserv_tw_secret"), "", Array("text", 40)),
array("note"=>GetMessage("socserv_tw_sett_note")),
);
}
public function GetFormHtml($arParams)
{
$url = $GLOBALS['APPLICATION']->GetCurPageParam('auth_service_id='.self::ID, array("logout", "auth_service_error", "auth_service_id"));
return '<a href="javascript:void(0)" onclick="BX.util.popup(\''.htmlspecialchars(CUtil::JSEscape($url)).'\', 800, 450)" class="bx-ss-button twitter-button"></a><span class="bx-spacer"></span><span>'.GetMessage("socserv_tw_note").'</span>';
}
public function Authorize()
{
$GLOBALS["APPLICATION"]->RestartBuffer();
$bSuccess = false;
$appID = self::GetOption("twitter_key");
$appSecret = self::GetOption("twitter_secret");
if(!isset($_REQUEST["oauth_token"]) || $_REQUEST["oauth_token"] == '')
{
$tw = new CTwitterInterface($appID, $appSecret);
$callback = CSocServUtil::GetCurUrl('auth_service_id='.self::ID);
if($tw->GetRequestToken($callback))
$tw->RedirectAuthUrl();
}
else
{
$tw = new CTwitterInterface($appID, $appSecret, $_REQUEST["oauth_token"], $_REQUEST["oauth_verifier"]);
if(($arResult = $tw->GetAccessToken()) !== false && $arResult["user_id"] <> '')
{
$twUser = $tw->GetUserInfo($arResult["user_id"]);
$first_name = $last_name = "";
if($twUser["name"] <> '')
{
$aName = explode(" ", $twUser["name"]);
$first_name = $aName[0];
if(isset($aName[1]))
$last_name = $aName[1];
}
$arFields = array(
'EXTERNAL_AUTH_ID' => self::ID,
'XML_ID' => $arResult["user_id"],
'LOGIN' => $arResult["screen_name"],
'NAME'=> $first_name,
'LAST_NAME'=> $last_name,
);
$bSuccess = $this->AuthorizeUser($arFields);
}
}
$aRemove = array("logout", "auth_service_error", "auth_service_id", "oauth_token", "oauth_verifier");
$url = $GLOBALS['APPLICATION']->GetCurPageParam(($bSuccess? '':'auth_service_id='.self::ID.'&auth_service_error=1'), $aRemove);
echo '
<script type="text/javascript">
if(window.opener)
window.opener.location = \''.CUtil::JSEscape($url).'\';
window.close();
</script>
';
die();
}
}
class CTwitterInterface
{
const REQUEST_URL = "http://api.twitter.com/oauth/request_token";
const AUTH_URL = "http://api.twitter.com/oauth/authorize";
const TOKEN_URL = "http://api.twitter.com/oauth/access_token";
const API_URL = "http://api.twitter.com/1/";
protected $appID;
protected $appSecret;
protected $token = false;
protected $tokenVerifier = false;
protected $tokenSecret = false;
public function __construct($appID, $appSecret, $token=false, $tokenVerifier=false)
{
$this->appID = $appID;
$this->appSecret = $appSecret;
$this->token = $token;
$this->tokenVerifier = $tokenVerifier;
if($this->token && isset($_SESSION["twitter_token_secret"]))
$this->tokenSecret = $_SESSION["twitter_token_secret"];
}
protected function GetDefParams()
{
return array(
"oauth_consumer_key" => $this->appID,
"oauth_nonce" => md5(microtime().mt_rand()),
"oauth_signature_method" => "HMAC-SHA1",
"oauth_timestamp" => time(),
"oauth_version" => "1.0",
);
}
public function GetRequestToken($callback)
{
$arParams = array_merge($this->GetDefParams(), array(
"oauth_callback" => $callback,
));
$arParams["oauth_signature"] = $this->BuildSignature($this->GetSignatureString($arParams, self::REQUEST_URL));
$result = CHTTP::sPost(self::REQUEST_URL, $arParams);
parse_str($result, $arResult);
if(isset($arResult["oauth_token"]) && $arResult["oauth_token"] <> '')
{
$this->token = $arResult["oauth_token"];
$this->tokenSecret = $arResult["oauth_token_secret"];
$_SESSION["twitter_token_secret"] = $this->tokenSecret;
return true;
}
return false;
}
public function RedirectAuthUrl()
{
if(!$this->token)
return false;
LocalRedirect(self::AUTH_URL."?oauth_token=".urlencode($this->token), true);
}
public function GetAccessToken()
{
if(!$this->token || !$this->tokenVerifier || !$this->tokenSecret)
return false;
$arParams = array_merge($this->GetDefParams(), array(
"oauth_token" => $this->token,
"oauth_verifier" => $this->tokenVerifier,
));
$arParams["oauth_signature"] = $this->BuildSignature($this->GetSignatureString($arParams, self::TOKEN_URL));
$result = CHTTP::sPost(self::TOKEN_URL, $arParams);
parse_str($result, $arResult);
if(isset($arResult["oauth_token"]) && $arResult["oauth_token"] <> '')
{
$this->token = $arResult["oauth_token"];
$this->tokenSecret = $arResult["oauth_token_secret"];
return $arResult;
}
return false;
}
public function GetUserInfo($user_id)
{
$result = CHTTP::sGet(self::API_URL.'users/show.json?user_id='.$user_id);
return CUtil::JsObjectToPhp($result);
}
protected function urlencode($mixParams)
{
if(is_array($mixParams))
return array_map(array($this, 'urlencode'), $mixParams);
elseif (is_scalar($mixParams))
return str_replace(array('+','%7E'), array(' ','~'), rawurlencode($mixParams));
else
return '';
}
protected function GetSignatureString($arParams, $url)
{
if(array_key_exists('oauth_signature', $arParams))
unset($arParams['oauth_signature']);
return implode('&',
$this->urlencode(
array(
"POST",
$url,
$this->BuildQuery($arParams),
)
)
);
}
protected function BuildQuery($params)
{
if (!$params)
return '';
$keys = $this->urlencode(array_keys($params));
$values = $this->urlencode(array_values($params));
$params = array_combine($keys, $values);
uksort($params, 'strcmp');
$pairs = array();
foreach ($params as $parameter => $value)
{
if(is_array($value))
{
natsort($value);
foreach ($value as $duplicate_value)
$pairs[] = $parameter . '=' . $duplicate_value;
}
else
$pairs[] = $parameter . '=' . $value;
}
return implode('&', $pairs);
}
protected function BuildSignature($sigString)
{
$key = implode('&',
$this->urlencode(
array(
$this->appSecret,
($this->tokenSecret? $this->tokenSecret : ''),
)
)
);
return base64_encode(hash_hmac('sha1', $sigString, $key, true));
}
}
?>