110 lines
3.5 KiB
PHP
110 lines
3.5 KiB
PHP
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<?php
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require_once('OAuth.php');
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class TwitterOAuthClient
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{
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public static $requestTokenURL = 'https://twitter.com/oauth/request_token';
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public static $authorizeURL = 'https://twitter.com/oauth/authorize';
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public static $accessTokenURL = 'https://twitter.com/oauth/access_token';
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function __construct($oauth_token = null, $oauth_token_secret = null)
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{
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$this->sha1_method = new OAuthSignatureMethod_HMAC_SHA1();
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$consumer_key = common_config('twitter', 'consumer_key');
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$consumer_secret = common_config('twitter', 'consumer_secret');
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$this->consumer = new OAuthConsumer($consumer_key, $consumer_secret);
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$this->token = null;
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if (isset($oauth_token) && isset($oauth_token_secret)) {
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$this->token = new OAuthToken($oauth_token, $oauth_token_secret);
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}
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}
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function getRequestToken()
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{
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$response = $this->oAuthGet(TwitterOAuthClient::$requestTokenURL);
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parse_str($response);
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$token = new OAuthToken($oauth_token, $oauth_token_secret);
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return $token;
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}
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function getAuthorizeLink($request_token)
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{
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// Not sure Twitter actually looks at oauth_callback
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return TwitterOAuthClient::$authorizeURL .
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'?oauth_token=' . $request_token->key . '&oauth_callback=' .
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urlencode(common_local_url('twitterauthorization'));
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}
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function getAccessToken()
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{
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$response = $this->oAuthPost(TwitterOAuthClient::$accessTokenURL);
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parse_str($response);
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$token = new OAuthToken($oauth_token, $oauth_token_secret);
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return $token;
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}
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function verify_credentials()
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{
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$url = 'https://twitter.com/account/verify_credentials.json';
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$response = $this->oAuthGet($url);
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$twitter_user = json_decode($response);
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return $twitter_user;
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}
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function oAuthGet($url)
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{
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$request = OAuthRequest::from_consumer_and_token($this->consumer,
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$this->token, 'GET', $url, null);
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$request->sign_request($this->sha1_method,
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$this->consumer, $this->token);
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return $this->httpRequest($request->to_url());
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}
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function oAuthPost($url, $params = null)
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{
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$request = OAuthRequest::from_consumer_and_token($this->consumer,
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$this->token, 'POST', $url, $params);
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$request->sign_request($this->sha1_method,
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$this->consumer, $this->token);
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return $this->httpRequest($request->get_normalized_http_url(),
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$request->to_postdata());
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}
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function httpRequest($url, $params = null)
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{
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$options = array(
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_FAILONERROR => true,
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CURLOPT_HEADER => false,
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CURLOPT_FOLLOWLOCATION => true,
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CURLOPT_USERAGENT => 'Laconica',
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CURLOPT_CONNECTTIMEOUT => 120,
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CURLOPT_TIMEOUT => 120,
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CURLOPT_HTTPAUTH => CURLAUTH_ANY,
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CURLOPT_SSL_VERIFYPEER => false,
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// Twitter is strict about accepting invalid "Expect" headers
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CURLOPT_HTTPHEADER => array('Expect:')
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);
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if (isset($params)) {
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$options[CURLOPT_POST] = true;
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$options[CURLOPT_POSTFIELDS] = $params;
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}
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$ch = curl_init($url);
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curl_setopt_array($ch, $options);
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$response = curl_exec($ch);
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curl_close($ch);
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return $response;
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}
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}
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