From 560a12f0bd6347a335f8ed5201d6d9562d03d4bc Mon Sep 17 00:00:00 2001
From: Frédéric Guillot <fguillot@users.noreply.github.com>
Date: Sat, 3 May 2014 22:24:03 -0400
Subject: Add Google authentication

---
 vendor/OAuth/OAuth1/Service/Twitter.php | 121 ++++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100755 vendor/OAuth/OAuth1/Service/Twitter.php

(limited to 'vendor/OAuth/OAuth1/Service/Twitter.php')

diff --git a/vendor/OAuth/OAuth1/Service/Twitter.php b/vendor/OAuth/OAuth1/Service/Twitter.php
new file mode 100755
index 00000000..f46c34e4
--- /dev/null
+++ b/vendor/OAuth/OAuth1/Service/Twitter.php
@@ -0,0 +1,121 @@
+<?php
+
+namespace OAuth\OAuth1\Service;
+
+use OAuth\OAuth1\Signature\SignatureInterface;
+use OAuth\OAuth1\Token\StdOAuth1Token;
+use OAuth\Common\Http\Exception\TokenResponseException;
+use OAuth\Common\Http\Uri\Uri;
+use OAuth\Common\Consumer\CredentialsInterface;
+use OAuth\Common\Http\Uri\UriInterface;
+use OAuth\Common\Storage\TokenStorageInterface;
+use OAuth\Common\Http\Client\ClientInterface;
+use OAuth\Common\Exception\Exception;
+
+class Twitter extends AbstractService
+{
+    const ENDPOINT_AUTHENTICATE = "https://api.twitter.com/oauth/authenticate";
+    const ENDPOINT_AUTHORIZE    = "https://api.twitter.com/oauth/authorize";
+
+    protected $authorizationEndpoint   = self::ENDPOINT_AUTHENTICATE;
+
+    public function __construct(
+        CredentialsInterface $credentials,
+        ClientInterface $httpClient,
+        TokenStorageInterface $storage,
+        SignatureInterface $signature,
+        UriInterface $baseApiUri = null
+    ) {
+        parent::__construct($credentials, $httpClient, $storage, $signature, $baseApiUri);
+
+        if (null === $baseApiUri) {
+            $this->baseApiUri = new Uri('https://api.twitter.com/1.1/');
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getRequestTokenEndpoint()
+    {
+        return new Uri('https://api.twitter.com/oauth/request_token');
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getAuthorizationEndpoint()
+    {
+        if ($this->authorizationEndpoint != self::ENDPOINT_AUTHENTICATE
+        && $this->authorizationEndpoint != self::ENDPOINT_AUTHORIZE) {
+            $this->authorizationEndpoint = self::ENDPOINT_AUTHENTICATE;
+        }
+        return new Uri($this->authorizationEndpoint);
+    }
+
+    /**
+     * @param string $authorizationEndpoint
+     *
+     * @throws Exception
+     */
+    public function setAuthorizationEndpoint($endpoint)
+    {
+        if ($endpoint != self::ENDPOINT_AUTHENTICATE && $endpoint != self::ENDPOINT_AUTHORIZE) {
+            throw new Exception(
+                sprintf("'%s' is not a correct Twitter authorization endpoint.", $endpoint)
+            );
+        }
+        $this->authorizationEndpoint = $endpoint;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getAccessTokenEndpoint()
+    {
+        return new Uri('https://api.twitter.com/oauth/access_token');
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function parseRequestTokenResponse($responseBody)
+    {
+        parse_str($responseBody, $data);
+
+        if (null === $data || !is_array($data)) {
+            throw new TokenResponseException('Unable to parse response.');
+        } elseif (!isset($data['oauth_callback_confirmed']) || $data['oauth_callback_confirmed'] !== 'true') {
+            throw new TokenResponseException('Error in retrieving token.');
+        }
+
+        return $this->parseAccessTokenResponse($responseBody);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function parseAccessTokenResponse($responseBody)
+    {
+        parse_str($responseBody, $data);
+
+        if (null === $data || !is_array($data)) {
+            throw new TokenResponseException('Unable to parse response.');
+        } elseif (isset($data['error'])) {
+            throw new TokenResponseException('Error in retrieving token: "' . $data['error'] . '"');
+        }
+
+        $token = new StdOAuth1Token();
+
+        $token->setRequestToken($data['oauth_token']);
+        $token->setRequestTokenSecret($data['oauth_token_secret']);
+        $token->setAccessToken($data['oauth_token']);
+        $token->setAccessTokenSecret($data['oauth_token_secret']);
+
+        $token->setEndOfLife(StdOAuth1Token::EOL_NEVER_EXPIRES);
+        unset($data['oauth_token'], $data['oauth_token_secret']);
+        $token->setExtraParams($data);
+
+        return $token;
+    }
+}
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