374 lines
11 KiB
PHP
374 lines
11 KiB
PHP
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<?php
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/*
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* Copyright 2010 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* A class to contain the library configuration for the Google API client.
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*/
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class W3TCG_Google_Config
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{
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const GZIP_DISABLED = true;
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const GZIP_ENABLED = false;
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const GZIP_UPLOADS_ENABLED = true;
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const GZIP_UPLOADS_DISABLED = false;
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const USE_AUTO_IO_SELECTION = "auto";
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protected $configuration;
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/**
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* Create a new W3TCG_Google_Config. Can accept an ini file location with the
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* local configuration. For example:
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* application_name="My App"
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*
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* @param [$ini_file_location] - optional - The location of the ini file to load
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*/
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public function __construct($ini_file_location = null)
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{
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$this->configuration = array(
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// The application_name is included in the User-Agent HTTP header.
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'application_name' => '',
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// Which Authentication, Storage and HTTP IO classes to use.
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'auth_class' => 'W3TCG_Google_Auth_OAuth2',
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'io_class' => self::USE_AUTO_IO_SELECTION,
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'cache_class' => 'W3TCG_Google_Cache_File',
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// Don't change these unless you're working against a special development
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// or testing environment.
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'base_path' => 'https://www.googleapis.com',
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// Definition of class specific values, like file paths and so on.
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'classes' => array(
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'W3TCG_Google_IO_Abstract' => array(
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'request_timeout_seconds' => 100,
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),
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'W3TCG_Google_Http_Request' => array(
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// Disable the use of gzip on calls if set to true. Defaults to false.
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'disable_gzip' => self::GZIP_ENABLED,
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// We default gzip to disabled on uploads even if gzip is otherwise
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// enabled, due to some issues seen with small packet sizes for uploads.
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// Please test with this option before enabling gzip for uploads in
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// a production environment.
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'enable_gzip_for_uploads' => self::GZIP_UPLOADS_DISABLED,
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),
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// If you want to pass in OAuth 2.0 settings, they will need to be
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// structured like this.
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'W3TCG_Google_Auth_OAuth2' => array(
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// Keys for OAuth 2.0 access, see the API console at
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// https://developers.google.com/console
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'client_id' => '',
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'client_secret' => '',
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'redirect_uri' => '',
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// Simple API access key, also from the API console. Ensure you get
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// a Server key, and not a Browser key.
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'developer_key' => '',
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// Other parameters.
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'hd' => '',
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'prompt' => '',
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'openid.realm' => '',
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'include_granted_scopes' => '',
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'login_hint' => '',
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'request_visible_actions' => '',
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'access_type' => 'online',
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'approval_prompt' => 'auto',
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'federated_signon_certs_url' =>
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'https://www.googleapis.com/oauth2/v1/certs',
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),
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// Set a default directory for the file cache.
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'W3TCG_Google_Cache_File' => array(
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'directory' => sys_get_temp_dir() . '/W3TCG_Google_Client'
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)
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),
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);
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if ($ini_file_location) {
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$ini = parse_ini_file($ini_file_location, true);
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if (is_array($ini) && count($ini)) {
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$this->configuration = array_merge($this->configuration, $ini);
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}
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}
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}
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/**
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* Set configuration specific to a given class.
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* $config->setClassConfig('W3TCG_Google_Cache_File',
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* array('directory' => '/tmp/cache'));
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* @param $class string The class name for the configuration
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* @param $config string key or an array of configuration values
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* @param $value string optional - if $config is a key, the value
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*/
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public function setClassConfig($class, $config, $value = null)
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{
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if (!is_array($config)) {
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if (!isset($this->configuration['classes'][$class])) {
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$this->configuration['classes'][$class] = array();
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}
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$this->configuration['classes'][$class][$config] = $value;
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} else {
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$this->configuration['classes'][$class] = $config;
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}
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}
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public function getClassConfig($class, $key = null)
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{
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if (!isset($this->configuration['classes'][$class])) {
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return null;
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}
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if ($key === null) {
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return $this->configuration['classes'][$class];
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} else {
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return $this->configuration['classes'][$class][$key];
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}
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}
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/**
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* Return the configured cache class.
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* @return string
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*/
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public function getCacheClass()
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{
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return $this->configuration['cache_class'];
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}
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/**
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* Return the configured Auth class.
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* @return string
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*/
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public function getAuthClass()
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{
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return $this->configuration['auth_class'];
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}
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/**
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* Set the auth class.
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*
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* @param $class string the class name to set
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*/
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public function setAuthClass($class)
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{
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$prev = $this->configuration['auth_class'];
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if (!isset($this->configuration['classes'][$class]) &&
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isset($this->configuration['classes'][$prev])) {
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$this->configuration['classes'][$class] =
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$this->configuration['classes'][$prev];
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}
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$this->configuration['auth_class'] = $class;
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}
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/**
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* Set the IO class.
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*
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* @param $class string the class name to set
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*/
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public function setIoClass($class)
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{
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$prev = $this->configuration['io_class'];
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if (!isset($this->configuration['classes'][$class]) &&
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isset($this->configuration['classes'][$prev])) {
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$this->configuration['classes'][$class] =
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$this->configuration['classes'][$prev];
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}
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$this->configuration['io_class'] = $class;
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}
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/**
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* Set the cache class.
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*
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* @param $class string the class name to set
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*/
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public function setCacheClass($class)
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{
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$prev = $this->configuration['cache_class'];
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if (!isset($this->configuration['classes'][$class]) &&
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isset($this->configuration['classes'][$prev])) {
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$this->configuration['classes'][$class] =
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$this->configuration['classes'][$prev];
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}
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$this->configuration['cache_class'] = $class;
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}
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/**
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* Return the configured IO class.
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*
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* @return string
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*/
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public function getIoClass()
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{
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return $this->configuration['io_class'];
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}
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/**
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* Set the application name, this is included in the User-Agent HTTP header.
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* @param string $name
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*/
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public function setApplicationName($name)
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{
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$this->configuration['application_name'] = $name;
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}
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/**
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* @return string the name of the application
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*/
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public function getApplicationName()
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{
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return $this->configuration['application_name'];
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}
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/**
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* Set the client ID for the auth class.
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* @param $clientId string - the API console client ID
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*/
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public function setClientId($clientId)
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{
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$this->setAuthConfig('client_id', $clientId);
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}
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/**
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* Set the client secret for the auth class.
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* @param $secret string - the API console client secret
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*/
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public function setClientSecret($secret)
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{
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$this->setAuthConfig('client_secret', $secret);
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}
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/**
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* Set the redirect uri for the auth class. Note that if using the
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* Javascript based sign in flow, this should be the string 'postmessage'.
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*
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* @param $uri string - the URI that users should be redirected to
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*/
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public function setRedirectUri($uri)
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{
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$this->setAuthConfig('redirect_uri', $uri);
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}
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/**
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* Set the app activities for the auth class.
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* @param $rva string a space separated list of app activity types
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*/
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public function setRequestVisibleActions($rva)
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{
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$this->setAuthConfig('request_visible_actions', $rva);
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}
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/**
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* Set the the access type requested (offline or online.)
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* @param $access string - the access type
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*/
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public function setAccessType($access)
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{
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$this->setAuthConfig('access_type', $access);
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}
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/**
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* Set when to show the approval prompt (auto or force)
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* @param $approval string - the approval request
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*/
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public function setApprovalPrompt($approval)
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{
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$this->setAuthConfig('approval_prompt', $approval);
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}
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/**
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* Set the login hint (email address or sub identifier)
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* @param $hint string
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*/
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public function setLoginHint($hint)
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{
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$this->setAuthConfig('login_hint', $hint);
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}
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/**
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* Set the developer key for the auth class. Note that this is separate value
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* from the client ID - if it looks like a URL, its a client ID!
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* @param $key string - the API console developer key
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*/
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public function setDeveloperKey($key)
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{
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$this->setAuthConfig('developer_key', $key);
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}
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/**
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* Set the hd (hosted domain) parameter streamlines the login process for
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* Google Apps hosted accounts. By including the domain of the user, you
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* restrict sign-in to accounts at that domain.
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* @param $hd string - the domain to use.
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*/
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public function setHostedDomain($hd)
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{
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$this->setAuthConfig('hd', $hd);
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}
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/**
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* Set the prompt hint. Valid values are none, consent and select_account.
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* If no value is specified and the user has not previously authorized
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* access, then the user is shown a consent screen.
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* @param $prompt string
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*/
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public function setPrompt($prompt)
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{
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$this->setAuthConfig('prompt', $prompt);
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}
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/**
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* openid.realm is a parameter from the OpenID 2.0 protocol, not from OAuth
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* 2.0. It is used in OpenID 2.0 requests to signify the URL-space for which
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* an authentication request is valid.
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* @param $realm string - the URL-space to use.
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*/
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public function setOpenidRealm($realm)
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{
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$this->setAuthConfig('openid.realm', $realm);
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}
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/**
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* If this is provided with the value true, and the authorization request is
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* granted, the authorization will include any previous authorizations
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* granted to this user/application combination for other scopes.
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* @param $include boolean - the URL-space to use.
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*/
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public function setIncludeGrantedScopes($include)
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{
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$this->setAuthConfig(
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'include_granted_scopes',
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$include ? "true" : "false"
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);
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}
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/**
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* @return string the base URL to use for API calls
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*/
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public function getBasePath()
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{
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return $this->configuration['base_path'];
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}
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/**
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* Set the auth configuration for the current auth class.
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* @param $key - the key to set
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* @param $value - the parameter value
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*/
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private function setAuthConfig($key, $value)
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{
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if (!isset($this->configuration['classes'][$this->getAuthClass()])) {
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$this->configuration['classes'][$this->getAuthClass()] = array();
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}
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$this->configuration['classes'][$this->getAuthClass()][$key] = $value;
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}
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}
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