class.ilSubmissionsZipJob.php

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<?php
/* Copyright (c) 1998-2018 ILIAS open source, Extended GPL, see docs/LICENSE */

use ILIAS\BackgroundTasks\Types\SingleType;
use ILIAS\BackgroundTasks\Implementation\Tasks\AbstractJob;
use ILIAS\BackgroundTasks\Implementation\Values\ScalarValues\StringValue;

class ilSubmissionsZipJob extends AbstractJob
{
    private $logger = null;
    
    
    public function __construct()
    {
        $this->logger = $GLOBALS['DIC']->logger()->exc();
    }
    
    public function getInputTypes()
    {
        return
        [
            new SingleType(StringValue::class)
        ];
    }

    public function getOutputType()
    {
        return new SingleType(StringValue::class);
    }

    public function isStateless()
    {
        return true;
    }

    public function run(array $input, \ILIAS\BackgroundTasks\Observer $observer)
    {
        $tmpdir = $input[0]->getValue();

        $this->logger->debug("Calling zip...");
        $this->logger->debug("... dir: " . $tmpdir);
        $this->logger->debug("... file: " . $tmpdir . '.zip');
        ilUtil::zip($tmpdir, $tmpdir . '.zip');
        
        // delete temp directory
        $this->logger->debug("Deleting dir: " . $tmpdir);
        ilUtil::delDir($tmpdir);

        $this->logger->debug("Check zip file exists.");
        if (is_file($tmpdir . '.zip')) {
            $this->logger->debug("File ok.");
        } else {
            $this->logger->debug("File missing.");
        }

        $zip_file_name = new StringValue();
        $zip_file_name->setValue($tmpdir . '.zip');
        return $zip_file_name;
    }

    public function getExpectedTimeOfTaskInSeconds()
    {
        return 30;
    }
}