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<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\cron\task;
use phpbb\routing\helper;
/**
* Cron task wrapper class.
* Enhances cron tasks with convenience methods that work identically for all tasks.
*/
class wrapper
{
    /**
     * @var helper
     */
    protected $routing_helper;
    /**
     * @var task
     */
    protected $task;
    /**
     * @var string
     */
    protected $phpbb_root_path;
    /**
     * @var string
     */
    protected $php_ext;
    /**
     * @var \phpbb\template\template
     */
    protected $template;
    /**
    * Constructor.
    *
    * Wraps a task $task, which must implement cron_task interface.
    *
    * @param task    $task                The cron task to wrap.
    * @param helper    $routing_helper        Routing helper for route generation
    * @param string    $phpbb_root_path    Relative path to phpBB root
    * @param string    $php_ext            PHP file extension
    * @param \phpbb\template\template    $template
    */
    public function __construct(task $task, helper $routing_helper, $phpbb_root_path, $php_ext, $template)
    {
        $this->task = $task;
        $this->routing_helper = $routing_helper;
        $this->phpbb_root_path = $phpbb_root_path;
        $this->php_ext = $php_ext;
        $this->template = $template;
    }
    /**
    * Returns whether the wrapped task is parametrised.
    *
    * Parametrized tasks accept parameters during initialization and must
    * normally be scheduled with parameters.
    *
    * @return bool        Whether or not this task is parametrized.
    */
    public function is_parametrized()
    {
        return $this->task instanceof parametrized;
    }
    /**
    * Returns whether the wrapped task is ready to run.
    *
    * A task is ready to run when it is runnable according to current configuration
    * and enough time has passed since it was last run.
    *
    * @return bool        Whether the wrapped task is ready to run.
    */
    public function is_ready()
    {
        return $this->task->is_runnable() && $this->task->should_run();
    }
    /**
    * Returns a url through which this task may be invoked via web.
    *
    * When system cron is not in use, running a cron task is accomplished
    * by outputting an image with the url returned by this function as
    * source.
    *
    * @return string        URL through which this task may be invoked.
    */
    public function get_url()
    {
        $params['cron_type'] = $this->get_name();
        if ($this->is_parametrized())
        {
            $params = array_merge($params, $this->task->get_parameters());
        }
        return $this->routing_helper->route('phpbb_cron_run', $params);
    }
    /**
     * Returns HTML for an invisible `img` tag that can be displayed on page
     * load to trigger a request to the relevant cron task endpoint.
     *
     * @return string       HTML to render to trigger cron task
     */
    public function get_html_tag()
    {
        $this->template->set_filenames([
            'cron_html_tag' => 'cron.html',
        ]);
        $this->template->assign_var('CRON_TASK_URL', $this->get_url());
        return $this->template->assign_display('cron_html_tag');
    }
    /**
    * Forwards all other method calls to the wrapped task implementation.
    *
    * @return mixed
    */
    public function __call($name, $args)
    {
        return call_user_func_array(array($this->task, $name), $args);
    }
}