Viewing file:  Google_ServiceResource.php (7.48 KB) -rw-r--r--
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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.
*/
/**
* Implements the actual methods/resources of the discovered Google API using magic function
* calling overloading (__call()), which on call will see if the method name (plus.activities.list)
* is available in this service, and if so construct an apiHttpRequest representing it.
*
* @author Chris Chabot <chabotc@google.com>
* @author Chirag Shah <chirags@google.com>
*
*/
class Yoast_Google_ServiceResource {
// Valid query parameters that work, but don't appear in discovery.
private $stackParameters = array(
'alt' => array('type' => 'string', 'location' => 'query'),
'boundary' => array('type' => 'string', 'location' => 'query'),
'fields' => array('type' => 'string', 'location' => 'query'),
'trace' => array('type' => 'string', 'location' => 'query'),
'userIp' => array('type' => 'string', 'location' => 'query'),
'userip' => array('type' => 'string', 'location' => 'query'),
'quotaUser' => array('type' => 'string', 'location' => 'query'),
'file' => array('type' => 'complex', 'location' => 'body'),
'data' => array('type' => 'string', 'location' => 'body'),
'mimeType' => array('type' => 'string', 'location' => 'header'),
'uploadType' => array('type' => 'string', 'location' => 'query'),
'mediaUpload' => array('type' => 'complex', 'location' => 'query'),
);
/** @var Yoast_Google_Service $service */
private $service;
/** @var string $serviceName */
private $serviceName;
/** @var string $resourceName */
private $resourceName;
/** @var array $methods */
private $methods;
public function __construct($service, $serviceName, $resourceName, $resource) {
$this->service = $service;
$this->serviceName = $serviceName;
$this->resourceName = $resourceName;
$this->methods = isset($resource['methods']) ? $resource['methods'] : array($resourceName => $resource);
}
/**
* @param $name
* @param $arguments
* @return Yoast_Google_HttpRequest|array
* @throws Yoast_Google_Exception
*/
public function __call($name, $arguments) {
if (! isset($this->methods[$name])) {
throw new Yoast_Google_Exception("Unknown function: {$this->serviceName}->{$this->resourceName}->{$name}()");
}
$method = $this->methods[$name];
$parameters = $arguments[0];
// postBody is a special case since it's not defined in the discovery document as parameter, but we abuse the param entry for storing it
$postBody = null;
if (isset($parameters['postBody'])) {
if (is_object($parameters['postBody'])) {
$this->stripNull($parameters['postBody']);
}
// Some APIs require the postBody to be set under the data key.
if (is_array($parameters['postBody']) && 'latitude' == $this->serviceName) {
if (!isset($parameters['postBody']['data'])) {
$rawBody = $parameters['postBody'];
unset($parameters['postBody']);
$parameters['postBody']['data'] = $rawBody;
}
}
$postBody = is_array($parameters['postBody']) || is_object($parameters['postBody'])
? json_encode($parameters['postBody'])
: $parameters['postBody'];
unset($parameters['postBody']);
if (isset($parameters['optParams'])) {
$optParams = $parameters['optParams'];
unset($parameters['optParams']);
$parameters = array_merge($parameters, $optParams);
}
}
if (!isset($method['parameters'])) {
$method['parameters'] = array();
}
$method['parameters'] = array_merge($method['parameters'], $this->stackParameters);
foreach ($parameters as $key => $val) {
if ($key != 'postBody' && ! isset($method['parameters'][$key])) {
throw new Yoast_Google_Exception("($name) unknown parameter: '$key'");
}
}
if (isset($method['parameters'])) {
foreach ($method['parameters'] as $paramName => $paramSpec) {
if (isset($paramSpec['required']) && $paramSpec['required'] && ! isset($parameters[$paramName])) {
throw new Yoast_Google_Exception("($name) missing required param: '$paramName'");
}
if (isset($parameters[$paramName])) {
$value = $parameters[$paramName];
$parameters[$paramName] = $paramSpec;
$parameters[$paramName]['value'] = $value;
unset($parameters[$paramName]['required']);
} else {
unset($parameters[$paramName]);
}
}
}
// Discovery v1.0 puts the canonical method id under the 'id' field.
if (! isset($method['id'])) {
$method['id'] = $method['rpcMethod'];
}
// Discovery v1.0 puts the canonical path under the 'path' field.
if (! isset($method['path'])) {
$method['path'] = $method['restPath'];
}
$servicePath = $this->service->servicePath;
// Process Media Request
$contentType = false;
if (isset($method['mediaUpload'])) {
$media = Yoast_Google_MediaFileUpload::process($postBody, $parameters);
if ($media) {
$contentType = isset($media['content-type']) ? $media['content-type']: null;
$postBody = isset($media['postBody']) ? $media['postBody'] : null;
$servicePath = $method['mediaUpload']['protocols']['simple']['path'];
$method['path'] = '';
}
}
$url = Yoast_Google_REST::createRequestUri($servicePath, $method['path'], $parameters);
$httpRequest = new Yoast_Google_HttpRequest($url, $method['httpMethod'], null, $postBody);
if ($postBody) {
$contentTypeHeader = array();
if (isset($contentType) && $contentType) {
$contentTypeHeader['content-type'] = $contentType;
} else {
$contentTypeHeader['content-type'] = 'application/json; charset=UTF-8';
$contentTypeHeader['content-length'] = Yoast_Google_Utils::getStrLen($postBody);
}
$httpRequest->setRequestHeaders($contentTypeHeader);
}
$httpRequest = Yoast_Google_Client::$auth->sign($httpRequest);
if (Yoast_Google_Client::$useBatch) {
return $httpRequest;
}
// Terminate immediately if this is a resumable request.
if (isset($parameters['uploadType']['value'])
&& Yoast_Google_MediaFileUpload::UPLOAD_RESUMABLE_TYPE == $parameters['uploadType']['value']) {
$contentTypeHeader = array();
if (isset($contentType) && $contentType) {
$contentTypeHeader['content-type'] = $contentType;
}
$httpRequest->setRequestHeaders($contentTypeHeader);
if ($postBody) {
$httpRequest->setPostBody($postBody);
}
return $httpRequest;
}
return Yoast_Google_REST::execute($httpRequest);
}
public function useObjects() {
global $apiConfig;
return (isset($apiConfig['use_objects']) && $apiConfig['use_objects']);
}
protected function stripNull(&$o) {
$o = (array) $o;
foreach ($o as $k => $v) {
if ($v === null || strstr($k, "\0*\0__")) {
unset($o[$k]);
}
elseif (is_object($v) || is_array($v)) {
$this->stripNull($o[$k]);
}
}
}
}
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