nextcloud/apps/files_external/3rdparty/Dropbox/OAuth/PHP.php

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<?php
/**
* Dropbox OAuth
*
* @package Dropbox
* @copyright Copyright (C) 2010 Rooftop Solutions. All rights reserved.
* @author Evert Pot (http://www.rooftopsolutions.nl/)
* @license http://code.google.com/p/dropbox-php/wiki/License MIT
*/
/**
* This class is used to sign all requests to dropbox.
*
* This specific class uses the PHP OAuth extension
*/
class Dropbox_OAuth_PHP extends Dropbox_OAuth {
/**
* OAuth object
*
* @var OAuth
*/
protected $oAuth;
/**
* Constructor
*
* @param string $consumerKey
* @param string $consumerSecret
*/
public function __construct($consumerKey, $consumerSecret) {
if (!class_exists('OAuth'))
throw new Dropbox_Exception('The OAuth class could not be found! Did you install and enable the oauth extension?');
$this->OAuth = new OAuth($consumerKey, $consumerSecret,OAUTH_SIG_METHOD_HMACSHA1,OAUTH_AUTH_TYPE_URI);
$this->OAuth->enableDebug();
}
/**
* Sets the request token and secret.
*
* The tokens can also be passed as an array into the first argument.
* The array must have the elements token and token_secret.
*
* @param string|array $token
* @param string $token_secret
* @return void
*/
public function setToken($token, $token_secret = null) {
parent::setToken($token,$token_secret);
$this->OAuth->setToken($this->oauth_token, $this->oauth_token_secret);
}
/**
* Fetches a secured oauth url and returns the response body.
*
* @param string $uri
* @param mixed $arguments
* @param string $method
* @param array $httpHeaders
* @return string
*/
public function fetch($uri, $arguments = array(), $method = 'GET', $httpHeaders = array()) {
try {
$this->OAuth->fetch($uri, $arguments, $method, $httpHeaders);
$result = $this->OAuth->getLastResponse();
$lastResponseInfo = $this->OAuth->getLastResponseInfo();
return array(
'httpStatus' => $lastResponseInfo['http_code'],
'body' => $result,
);
} catch (OAuthException $e) {
$lastResponseInfo = $this->OAuth->getLastResponseInfo();
switch($lastResponseInfo['http_code']) {
// Not modified
case 304 :
return array(
'httpStatus' => 304,
'body' => null,
);
break;
case 400 :
throw new Dropbox_Exception_Forbidden('Forbidden. Bad input parameter. Error message should indicate which one and why.');
case 401 :
throw new Dropbox_Exception_Forbidden('Forbidden. Bad or expired token. This can happen if the user or Dropbox revoked or expired an access token. To fix, you should re-authenticate the user.');
case 403 :
throw new Dropbox_Exception_Forbidden('Forbidden. This could mean a bad OAuth request, or a file or folder already existing at the target location.');
case 404 :
throw new Dropbox_Exception_NotFound('Resource at uri: ' . $uri . ' could not be found');
case 405 :
throw new Dropbox_Exception_Forbidden('Forbidden. Request method not expected (generally should be GET or POST).');
case 500 :
throw new Dropbox_Exception_Forbidden('Server error. ' . $e->getMessage());
case 503 :
throw new Dropbox_Exception_Forbidden('Forbidden. Your app is making too many requests and is being rate limited. 503s can trigger on a per-app or per-user basis.');
case 507 :
throw new Dropbox_Exception_OverQuota('This dropbox is full');
default:
// rethrowing
throw $e;
}
}
}
/**
* Requests the OAuth request token.
*
* @return void
*/
public function getRequestToken() {
try {
$tokens = $this->OAuth->getRequestToken(self::URI_REQUEST_TOKEN);
$this->setToken($tokens['oauth_token'], $tokens['oauth_token_secret']);
return $this->getToken();
} catch (OAuthException $e) {
throw new Dropbox_Exception_RequestToken('We were unable to fetch request tokens. This likely means that your consumer key and/or secret are incorrect.',0,$e);
}
}
/**
* Requests the OAuth access tokens.
*
* This method requires the 'unauthorized' request tokens
* and, if successful will set the authorized request tokens.
*
* @return void
*/
public function getAccessToken() {
$uri = self::URI_ACCESS_TOKEN;
$tokens = $this->OAuth->getAccessToken($uri);
$this->setToken($tokens['oauth_token'], $tokens['oauth_token_secret']);
return $this->getToken();
}
}