98 lines
2.8 KiB
PHP
98 lines
2.8 KiB
PHP
<?php
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/*
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* 2007-2018 PrestaShop
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*
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* NOTICE OF LICENSE
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*
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* This source file is subject to the Open Software License (OSL 3.0)
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* that is bundled with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://opensource.org/licenses/osl-3.0.php
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@prestashop.com so we can send you a copy immediately.
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*
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* DISCLAIMER
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*
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* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
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* versions in the future. If you wish to customize PrestaShop for your
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* needs please refer to http://www.prestashop.com for more information.
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*
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* @author PrestaShop SA <contact@prestashop.com>
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* @copyright 2007-2018 PrestaShop SA
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
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* International Registered Trademark & Property of PrestaShop SA
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*/
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namespace PrestaShop\Module\AutoUpgrade\TaskRunner;
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use PrestaShop\Module\AutoUpgrade\AjaxResponse;
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use PrestaShop\Module\AutoUpgrade\UpgradeTools\TaskRepository;
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/**
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* Execute the whole process in a single request, useful in CLI.
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*/
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abstract class ChainedTasks extends AbstractTask
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{
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protected $step;
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/**
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* Execute all the tasks from a specific initial step, until the end (complete or error).
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*
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* @return int Return code (0 for success, any value otherwise)
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*/
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public function run()
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{
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$requireRestart = false;
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while ($this->canContinue() && !$requireRestart) {
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$this->logger->info('=== Step ' . $this->step);
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$controller = TaskRepository::get($this->step, $this->container);
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$controller->init();
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$controller->run();
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$result = $controller->getResponse();
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$requireRestart = $this->checkIfRestartRequested($result);
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$this->error = $result->getError();
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$this->stepDone = $result->getStepDone();
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$this->step = $result->getNext();
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}
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return (int) ($this->error || $this->step === 'error');
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}
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/**
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* Customize the execution context with several options.
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*
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* @param array $options
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*/
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abstract public function setOptions(array $options);
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/**
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* Tell the while loop if it can continue.
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*
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* @return bool
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*/
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protected function canContinue()
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{
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if (empty($this->step)) {
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return false;
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}
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if ($this->error) {
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return false;
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}
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return $this->step !== 'error';
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}
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/**
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* For some steps, we may require a new request to be made.
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* Return true for stopping the process.
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*/
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protected function checkIfRestartRequested(AjaxResponse $response)
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{
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return false;
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}
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}
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