installed plugin W3 Total Cache version 2.3.2

wp-content/plugins/w3-total-cache/lib/Google/Auth/Simple.php

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+<?php
+/*
+ * Copyright 2010 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Simple API access implementation. Can either be used to make requests
+ * completely unauthenticated, or by using a Simple API Access developer
+ * key.
+ * @author Chris Chabot <chabotc@google.com>
+ * @author Chirag Shah <chirags@google.com>
+ */
+class W3TCG_Google_Auth_Simple extends W3TCG_Google_Auth_Abstract
+{
+  private $key = null;
+  private $client;
+
+  public function __construct(W3TCG_Google_Client $client, $config = null)
+  {
+    $this->client = $client;
+  }
+
+  /**
+   * Perform an authenticated / signed apiHttpRequest.
+   * This function takes the apiHttpRequest, calls apiAuth->sign on it
+   * (which can modify the request in what ever way fits the auth mechanism)
+   * and then calls apiCurlIO::makeRequest on the signed request
+   *
+   * @param W3TCG_Google_Http_Request $request
+   * @return W3TCG_Google_Http_Request The resulting HTTP response including the
+   * responseHttpCode, responseHeaders and responseBody.
+   */
+  public function authenticatedRequest(W3TCG_Google_Http_Request $request)
+  {
+    $request = $this->sign($request);
+    return $this->io->makeRequest($request);
+  }
+
+  public function sign(W3TCG_Google_Http_Request $request)
+  {
+    $key = $this->client->getClassConfig($this, 'developer_key');
+    if ($key) {
+      $request->setQueryParam('key', $key);
+    }
+    return $request;
+  }
+}