init

1 files changed, 109 insertions, 0 deletions

diff --git a/zend/demos/Zend/Gdata/3LeggedOAuth/Gdata_OAuth_Helper.php b/zend/demos/Zend/Gdata/3LeggedOAuth/Gdata_OAuth_Helper.php
new file mode 100755
index 0000000..f0edd57
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+++ b/zend/demos/Zend/Gdata/3LeggedOAuth/Gdata_OAuth_Helper.php
@@ -0,0 +1,109 @@
+<?php
+require_once 'Zend/Oauth/Consumer.php';
+require_once 'Zend/Gdata/Query.php';
+
+/**
+ * Wrapper class for Google's OAuth implementation. In particular, this helper
+ * bundles the token endpoints and manages the Google-specific parameters such
+ * as the hd and scope parameter.
+ *
+ * @category   Zend
+ * @package    Zend_Gdata
+ * @subpackage Demos
+ * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+
+class Gdata_OAuth_Helper extends Zend_Oauth_Consumer {
+  // Google's default oauth parameters/constants.
+  private $_defaultOptions = array(
+      'requestScheme' => Zend_Oauth::REQUEST_SCHEME_HEADER,
+      'version' => '1.0',
+      'requestTokenUrl' => 'https://www.google.com/accounts/OAuthGetRequestToken',
+      'userAuthorizationUrl' => 'https://www.google.com/accounts/OAuthAuthorizeToken',
+      'accessTokenUrl' => 'https://www.google.com/accounts/OAuthGetAccessToken'
+  );
+
+  /**
+   * Create Gdata_OAuth_Helper object
+   *
+   * @param string $consumerKey OAuth consumer key (domain).
+   * @param string $consumerSecret (optional) OAuth consumer secret. Required if
+   *     using HMAC-SHA1 for a signature method.
+   * @param string $sigMethod (optional) The oauth_signature method to use.
+   *     Defaults to HMAC-SHA1. RSA-SHA1 is also supported.
+   */
+  public function __construct($consumerKey, $consumerSecret=null,
+                              $sigMethod='HMAC-SHA1') {
+    $this->_defaultOptions['consumerKey'] = $consumerKey;
+    $this->_defaultOptions['consumerSecret'] = $consumerSecret;
+    $this->_defaultOptions['signatureMethod'] = $sigMethod;
+    parent::__construct($this->_defaultOptions);
+  }
+
+  /**
+   * Getter for the oauth options array.
+   *
+   * @return array
+   */
+  public function getOauthOptions() {
+    return $this->_defaultOptions;
+  }
+
+  /**
+   * Fetches a request token.
+   *
+   * @param string $scope The API scope or scopes separated by spaces to
+   *     restrict data access to.
+   * @param mixed $callback The URL to redirect the user to after they have
+   *     granted access on the approval page. Either a string or
+   *     Zend_Gdata_Query object.
+   * @return Zend_OAuth_Token_Request|null
+   */
+  public function fetchRequestToken($scope, $callback) {
+    if ($callback instanceof Zend_Gdata_Query) {
+        $uri = $callback->getQueryUrl();
+    } else {
+        $uri = $callback;
+    }
+
+    $this->_defaultOptions['callbackUrl'] = $uri;
+    $this->_config->setCallbackUrl($uri);
+    if (!isset($_SESSION['ACCESS_TOKEN'])) {
+        return parent::getRequestToken(array('scope' => $scope));
+    }
+    return null;
+  }
+
+  /**
+   * Redirects the user to the approval page
+   *
+   * @param string $domain (optional) The Google Apps domain to logged users in
+   *     under or 'default' for Google Accounts. Leaving this parameter off
+   *     will give users the universal login to choose an account to login
+   *     under.
+   * @return void
+   */
+  public function authorizeRequestToken($domain=null) {
+    $params = array();
+    if ($domain != null) {
+      $params = array('hd' => $domain);
+    }
+    $this->redirect($params);
+  }
+
+  /**
+   * Upgrades an authorized request token to an access token.
+   *
+   * @return Zend_OAuth_Token_Access||null
+   */
+  public function fetchAccessToken() {
+    if (!isset($_SESSION['ACCESS_TOKEN'])) {
+        if (!empty($_GET) && isset($_SESSION['REQUEST_TOKEN'])) {
+            return parent::getAccessToken(
+                $_GET, unserialize($_SESSION['REQUEST_TOKEN']));
+        }
+    }
+    return null;
+  }
+}