<?php

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/*

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* Copyright 2014 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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if (!class_exists('UDP_Google_Client')) {

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require_once dirname(__FILE__) . '/../autoload.php';

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}

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class UDP_Google_Service_Exception extends Google_Exception implements Google_Task_Retryable

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{

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/**

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* Optional list of errors returned in a JSON body of an HTTP error response.

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*/

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protected $errors = array();

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/**

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* @var array $retryMap Map of errors with retry counts.

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*/

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private $retryMap = array();

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/**

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* Override default constructor to add the ability to set $errors and a retry

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* map.

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*

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* @param string $message

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* @param int $code

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* @param Exception|null $previous

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* @param [{string, string}] errors List of errors returned in an HTTP

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* response. Defaults to [].

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* @param array|null $retryMap Map of errors with retry counts.

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*/

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public function __construct(

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$message,

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$code = 0,

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Exception $previous = null,

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$errors = array(),

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array $retryMap = null

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) {

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if (version_compare(PHP_VERSION, '5.3.0') >= 0) {

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parent::__construct($message, $code, $previous);

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} else {

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parent::__construct($message, $code);

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}

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$this->errors = $errors;

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if (is_array($retryMap)) {

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$this->retryMap = $retryMap;

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}

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}

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/**

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* An example of the possible errors returned.

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*

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* {

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* "domain": "global",

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* "reason": "authError",

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* "message": "Invalid Credentials",

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* "locationType": "header",

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* "location": "Authorization",

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* }

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*

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* @return [{string, string}] List of errors return in an HTTP response or [].

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*/

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public function getErrors()

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{

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return $this->errors;

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}

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/**

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* Gets the number of times the associated task can be retried.

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*

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* NOTE: -1 is returned if the task can be retried indefinitely

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*

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* @return integer

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*/

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public function allowedRetries()

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{

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if (isset($this->retryMap[$this->code])) {

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return $this->retryMap[$this->code];

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}

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$errors = $this->getErrors();

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if (!empty($errors) && isset($errors[0]['reason']) &&

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isset($this->retryMap[$errors[0]['reason']])) {

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return $this->retryMap[$errors[0]['reason']];

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}

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return 0;

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}

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}

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