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<?php |
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namespace Scheduler\ActionInspector; |
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use Scheduler\Action\ActionInterface; |
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use Scheduler\Exception\SchedulerException; |
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/** |
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* Class FileActionInspector |
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* @package Scheduler\ActionInspector |
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* @author Aleh Hutnikau, <[email protected]> |
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*/ |
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class FileActionInspector extends AbstractActionInspector |
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{ |
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/** @var string */ |
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private $filePath; |
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/** @var resource */ |
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private $fh; |
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/** |
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* FileActionLog constructor. |
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* @param $filePath |
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*/ |
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public function __construct($filePath) |
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{ |
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$this->filePath = $filePath; |
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if (!file_exists($this->filePath)) { |
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file_put_contents($this->filePath, ''); |
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} |
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$this->fh = fopen($this->filePath, 'r+'); |
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} |
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/** |
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* @param ActionInterface $action |
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* @return boolean returns `false` if action is already exists in this state in the log |
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* @throws SchedulerException |
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*/ |
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public function update(ActionInterface $action) |
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{ |
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flock($this->fh, LOCK_EX); |
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fseek($this->fh, 0); |
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$content = ''; |
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$messages = []; |
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while (!feof($this->fh)) { |
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$content .= fgets($this->fh); |
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} |
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$actionId = $action->getId(); |
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$actionState = $action->getState(); |
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if ($content) { |
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$messages = json_decode($content, true); |
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} |
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if (!isset($messages[$actionId])) { |
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$messages[$actionId] = ['state' => $actionState]; |
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$result = true; |
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} else if ($this->isStateAllowed($action, $messages[$actionId]['state'])){ |
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$messages[$actionId]['state'] = $actionState; |
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if ($actionState === ActionInterface::STATE_FINISHED) { |
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$messages[$actionId]['report'] = $action->getReport(); |
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} |
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$result = true; |
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} else { |
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$result = false; |
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} |
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fseek($this->fh, 0); |
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fwrite($this->fh, json_encode($messages)); |
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flock($this->fh, LOCK_UN); |
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return $result; |
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} |
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function __destruct() |
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{ |
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fclose($this->fh); |
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} |
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} |
hutnikau /
job-scheduler
Adding explicit visibility (
private,protected, orpublic) is generally recommend to communicate to other developers how, and from where this method is intended to be used.