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diff --git a/apps/files_external/3rdparty/google-api-php-client/src/Google/Config.php b/apps/files_external/3rdparty/google-api-php-client/src/Google/Config.php
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+++ b/apps/files_external/3rdparty/google-api-php-client/src/Google/Config.php
@@ -0,0 +1,301 @@
+<?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.
+ */
+
+/**
+ * A class to contain the library configuration for the Google API client.
+ */
+class Google_Config
+{
+  private $configuration;
+
+  /**
+   * Create a new Google_Config. Can accept an ini file location with the
+   * local configuration. For example:
+   *     application_name: "My App";
+   *
+   * @param [$ini_file_location] - optional - The location of the ini file to load
+   */
+  public function __construct($ini_file_location = null)
+  {
+    $this->configuration = array(
+      // The application_name is included in the User-Agent HTTP header.
+      'application_name' => '',
+
+      // Which Authentication, Storage and HTTP IO classes to use.
+      'auth_class'    => 'Google_Auth_OAuth2',
+      'io_class'      => 'Google_IO_Stream',
+      'cache_class'   => 'Google_Cache_File',
+
+      // Don't change these unless you're working against a special development
+      // or testing environment.
+      'base_path' => 'https://www.googleapis.com',
+
+      // Definition of class specific values, like file paths and so on.
+      'classes' => array(
+        // If you want to pass in OAuth 2.0 settings, they will need to be
+        // structured like this.
+        'Google_Http_Request' => array(
+          // Disable the use of gzip on calls if set to true.
+          'disable_gzip' => false
+        ),
+        'Google_Auth_OAuth2' => array(
+          // Keys for OAuth 2.0 access, see the API console at
+          // https://developers.google.com/console
+          'client_id' => '',
+          'client_secret' => '',
+          'redirect_uri' => '',
+
+          // Simple API access key, also from the API console. Ensure you get
+          // a Server key, and not a Browser key.
+          'developer_key' => '',
+
+          // Other parameters.
+          'access_type' => 'online',
+          'approval_prompt' => 'auto',
+          'request_visible_actions' => '',
+          'federated_signon_certs_url' =>
+              'https://www.googleapis.com/oauth2/v1/certs',
+        ),
+        // Set a default directory for the file cache.
+        'Google_Cache_File' => array(
+          'directory' => sys_get_temp_dir() . '/Google_Client'
+        )
+      ),
+
+      // Definition of service specific values like scopes, oauth token URLs,
+      // etc. Example:
+      'services' => array(
+      ),
+    );
+    if ($ini_file_location) {
+      $ini = parse_ini_file($ini_file_location, true);
+      if (is_array($ini) && count($ini)) {
+        $this->configuration = array_merge($this->configuration, $ini);
+      }
+    }
+  }
+
+  /**
+   * Set configuration specific to a given class.
+   * $config->setClassConfig('Google_Cache_File',
+   *   array('directory' => '/tmp/cache'));
+   * @param $class The class name for the configuration
+   * @param $config string key or an array of configuration values
+   * @param $value optional - if $config is a key, the value
+   */
+  public function setClassConfig($class, $config, $value = null)
+  {
+    if (!is_array($config)) {
+      if (!isset($this->configuration['classes'][$class])) {
+        $this->configuration['classes'][$class] = array();
+      }
+      $this->configuration['classes'][$class][$config] = $value;
+    } else {
+      $this->configuration['classes'][$class] = $config;
+    }
+  }
+  
+  public function getClassConfig($class, $key = null)
+  {
+    if (!isset($this->configuration['classes'][$class])) {
+      return null;
+    }
+    if ($key === null) {
+      return $this->configuration['classes'][$class];
+    } else {
+      return $this->configuration['classes'][$class][$key];
+    }
+  }
+
+  /**
+   * Return the configured cache class.
+   * @return string
+   */
+  public function getCacheClass()
+  {
+    return $this->configuration['cache_class'];
+  }
+
+  /**
+   * Return the configured Auth class.
+   * @return string
+   */
+  public function getAuthClass()
+  {
+    return $this->configuration['auth_class'];
+  }
+  
+  /**
+   * Set the auth class.
+   *
+   * @param $class the class name to set
+   */
+  public function setAuthClass($class)
+  {
+    $prev = $this->configuration['auth_class'];
+    if (!isset($this->configuration['classes'][$class]) &&
+        isset($this->configuration['classes'][$prev])) {
+      $this->configuration['classes'][$class] =
+          $this->configuration['classes'][$prev];
+    }
+    $this->configuration['auth_class'] = $class;
+  }
+  
+  /**
+   * Set the IO class.
+   *
+   * @param $class the class name to set
+   */
+  public function setIoClass($class)
+  {
+    $prev = $this->configuration['io_class'];
+    if (!isset($this->configuration['classes'][$class]) &&
+        isset($this->configuration['classes'][$prev])) {
+      $this->configuration['classes'][$class] =
+          $this->configuration['classes'][$prev];
+    }
+    $this->configuration['io_class'] = $class;
+  }
+
+  /**
+   * Set the cache class.
+   *
+   * @param $class the class name to set
+   */
+  public function setCacheClass($class)
+  {
+    $prev = $this->configuration['cache_class'];
+    if (!isset($this->configuration['classes'][$class]) &&
+        isset($this->configuration['classes'][$prev])) {
+      $this->configuration['classes'][$class] =
+          $this->configuration['classes'][$prev];
+    }
+    $this->configuration['cache_class'] = $class;
+  }
+
+  /**
+   * Return the configured IO class.
+   * @return string
+   */
+  public function getIoClass()
+  {
+    return $this->configuration['io_class'];
+  }
+
+  /**
+   * Set the application name, this is included in the User-Agent HTTP header.
+   * @param string $name
+   */
+  public function setApplicationName($name)
+  {
+    $this->configuration['application_name'] = $name;
+  }
+
+  /**
+   * @return string the name of the application
+   */
+  public function getApplicationName()
+  {
+    return $this->configuration['application_name'];
+  }
+
+  /**
+   * Set the client ID for the auth class.
+   * @param $key string - the API console client ID
+   */
+  public function setClientId($clientId)
+  {
+    $this->setAuthConfig('client_id', $clientId);
+  }
+
+  /**
+   * Set the client secret for the auth class.
+   * @param $key string - the API console client secret
+   */
+  public function setClientSecret($secret)
+  {
+    $this->setAuthConfig('client_secret', $secret);
+  }
+
+  /**
+   * Set the redirect uri for the auth class. Note that if using the
+   * Javascript based sign in flow, this should be the string 'postmessage'.
+   * @param $key string - the URI that users should be redirected to
+   */
+  public function setRedirectUri($uri)
+  {
+    $this->setAuthConfig('redirect_uri', $uri);
+  }
+
+  /**
+   * Set the app activities for the auth class.
+   * @param $rva string a space separated list of app activity types
+   */
+  public function setRequestVisibleActions($rva)
+  {
+    $this->setAuthConfig('request_visible_actions', $rva);
+  }
+
+  /**
+   * Set the the access type requested (offline or online.)
+   * @param $access string - the access type
+   */
+  public function setAccessType($access)
+  {
+    $this->setAuthConfig('access_type', $access);
+  }
+
+  /**
+   * Set when to show the approval prompt (auto or force)
+   * @param $approval string - the approval request
+   */
+  public function setApprovalPrompt($approval)
+  {
+    $this->setAuthConfig('approval_prompt', $approval);
+  }
+  
+  /**
+   * Set the developer key for the auth class. Note that this is separate value
+   * from the client ID - if it looks like a URL, its a client ID!
+   * @param $key string - the API console developer key
+   */
+  public function setDeveloperKey($key)
+  {
+    $this->setAuthConfig('developer_key', $key);
+  }
+
+  /**
+   * @return string the base URL to use for API calls
+   */
+  public function getBasePath()
+  {
+    return $this->configuration['base_path'];
+  }
+  
+  /**
+   * Set the auth configuration for the current auth class.
+   * @param $key - the key to set
+   * @param $value - the parameter value
+   */
+  private function setAuthConfig($key, $value)
+  {
+    if (!isset($this->configuration['classes'][$this->getAuthClass()])) {
+      $this->configuration['classes'][$this->getAuthClass()] = array();
+    }
+    $this->configuration['classes'][$this->getAuthClass()][$key] = $value;
+  }
+}