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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\text_reparser;
/**
* Reparse text cron task
*/
class reparser extends \phpbb\cron\task\base
{
const MIN = 1;
const SIZE = 100;
/**
* @var \phpbb\config\config
*/
protected $config;
/**
* @var \phpbb\config\db_text
*/
protected $config_text;
/**
* @var \phpbb\lock\db
*/
protected $reparse_lock;
/**
* @var \phpbb\di\service_collection
*/
protected $reparsers;
/**
* @var string
*/
protected $reparser_name;
/**
* @var array
*/
protected $resume_data;
/**
* Constructor
*
* @param \phpbb\config\config $config
* @param \phpbb\config\db_text $config_text
* @param \phpbb\lock\db $reparse_lock
* @param \phpbb\di\service_collection $reparsers
*/
public function __construct(\phpbb\config\config $config, \phpbb\config\db_text $config_text, \phpbb\lock\db $reparse_lock, \phpbb\di\service_collection $reparsers)
{
$this->config = $config;
$this->config_text = $config_text;
$this->reparse_lock = $reparse_lock;
$this->reparsers = $reparsers;
}
/**
* Sets the reparser for this cron task
*
* @param string $reparser
*/
public function set_reparser($reparser)
{
if (isset($this->reparsers[$reparser]))
{
$this->reparser_name = preg_replace('(^text_reparser\\.)', '', $reparser);
}
else if (isset($this->reparsers['text_reparser.' . $reparser]))
{
$this->reparser_name = $reparser;
}
if ($this->resume_data === null)
{
$this->load_resume_data();
}
}
/**
* {@inheritdoc}
*/
public function is_runnable()
{
if ($this->resume_data === null)
{
$this->load_resume_data();
}
if (empty($this->resume_data[$this->reparser_name]['range-max']) || $this->resume_data[$this->reparser_name]['range-max'] === $this->resume_data[$this->reparser_name]['range-min'])
{
return true;
}
return false;
}
/**
* {@inheritdoc}
*/
public function should_run()
{
if (!empty($this->config['reparse_lock']))
{
$last_run = explode(' ', $this->config['reparse_lock']);
if ($last_run[0] + 3600 >= time())
{
return false;
}
}
return true;
}
/**
* {@inheritdoc}
*/
public function run()
{
if ($this->reparse_lock->acquire())
{
if ($this->resume_data === null)
{
$this->load_resume_data();
}
/**
* @var \phpbb\textreparser\reparser_interface $reparser
*/
$reparser = isset($this->reparsers[$this->reparser_name]) ? $this->reparsers[$this->reparser_name] : $this->reparsers['text_reparser.' . $this->reparser_name];
$min = !empty($this->resume_data[$this->reparser_name]['range-min']) ? $this->resume_data[$this->reparser_name]['range-min'] : self::MIN;
$current = !empty($this->resume_data[$this->reparser_name]['range-max']) ? $this->resume_data[$this->reparser_name]['range-max'] : $reparser->get_max_id();
$size = !empty($this->resume_data[$this->reparser_name]['range-size']) ? $this->resume_data[$this->reparser_name]['range-size'] : self::SIZE;
if ($current >= $min)
{
$start = max($min, $current + 1 - $size);
$end = max($min, $current);
$reparser->reparse_range($start, $end);
$this->update_resume_data($this->reparser_name, $min, $start - 1, $size);
}
$this->reparse_lock->release();
}
}
/**
* Load the resume data from the database
*/
protected function load_resume_data()
{
$resume_data = $this->config_text->get('reparser_resume');
$this->resume_data = (empty($resume_data)) ? array() : unserialize($resume_data);
}
/**
* Save the resume data to the database
*/
protected function save_resume_data()
{
$this->config_text->set('reparser_resume', serialize($this->resume_data));
}
/**
* Save the resume data to the database
*
* @param string $name Reparser name
* @param int $min Lowest record ID
* @param int $current Current ID
* @param int $size Number of records to process at a time
*/
protected function update_resume_data($name, $min, $current, $size)
{
$this->resume_data[$name] = array(
'range-min' => $min,
'range-max' => $current,
'range-size' => $size,
);
$this->save_resume_data();
}
}
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