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