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<?php
/**
* Bitrix Framework
* @package bitrix
* @subpackage tasks
* @copyright 2001-2013 Bitrix
*/
/**
* This class is for internal use only, it can be changed any way without
* notifications. Use CTaskTimerManager instead.
*
* @access private
*/
final class CTaskTimerCore
{
/**
* @param $userId
* @param $taskId
* @return array|bool array with keys TASK_ID, USER_ID, TIMER_STARTED_AT, TIMER_ACCUMULATOR,
* or false on error
*/
public static function start($userId, $taskId)
{
global $DB;
$userId = (int) $userId;
$taskId = (int) $taskId;
$ts = time();
if ($ts < 1)
{
CTaskAssert::logError('[0x574ed9ab] current unix timestamp is in past, check system time');
CTaskAssert::assert(false);
}
if ($taskId < 1)
{
CTaskAssert::logError('[0xf119fc40] invalid taskId: ' . $taskId);
CTaskAssert::assert(false);
}
$DB->query(
"UPDATE b_tasks_timer
SET TASK_ID = $taskId, TIMER_STARTED_AT = $ts, TIMER_ACCUMULATOR = 0
WHERE USER_ID = $userId"
);
$arData = self::get($userId);
if ($arData === false) // there is no timer in DB?
{
// create it
$DB->query(
"INSERT IGNORE INTO b_tasks_timer (USER_ID, TASK_ID, TIMER_STARTED_AT, TIMER_ACCUMULATOR)
VALUES ($userId, $taskId, $ts, 0)"
);
$arData = self::get($userId);
}
// Some other timer can be started between our queries, so check it.
if ((int) $arData['TASK_ID'] !== $taskId)
return (false);
return ($arData);
}
// /**
// * @param $userId
// * @param $taskId
// * @return void
// */
// private static function pause($userId, $taskId)
// {
// global $DB;
//
// $ts = time();
//
// $DB->query(
// "UPDATE b_tasks_timer
// SET TIMER_ACCUMULATOR = TIMER_ACCUMULATOR + ($ts - TIMER_STARTED_AT),
// TIMER_STARTED_AT = 0
// WHERE
// USER_ID = " . (int) $userId . "
// AND TASK_ID = " . (int) $taskId . "
// AND TIMER_STARTED_AT != 0
// AND TIMER_STARTED_AT <= $ts"
// );
// }
/**
* @param $userId
* @param $taskId
* @return array|bool array with keys TASK_ID, USER_ID, TIMER_STARTED_AT, TIMER_ACCUMULATOR,
* or false on error
*/
public static function stop($userId, $taskId = 0)
{
global $DB;
$ts = time();
if ($ts < 1)
{
CTaskAssert::logError('[0x03ad8b00] current unix timestamp is in past, check system time');
CTaskAssert::assert(false);
}
$arData = self::get($userId, $taskId);
if (
($arData !== false)
&& (
($arData['TIMER_STARTED_AT'] != 0)
|| ($arData['TIMER_ACCUMULATOR'] != 0)
)
)
{
$DB->query(
"UPDATE b_tasks_timer
SET TIMER_ACCUMULATOR = 0, TIMER_STARTED_AT = 0
WHERE
USER_ID = " . (int) $userId . "
AND TASK_ID = " . (int) $arData['TASK_ID']
);
if (($arData['TIMER_STARTED_AT'] > 0) && ($ts > $arData['TIMER_STARTED_AT']))
$arData['TIMER_ACCUMULATOR'] += ($ts - $arData['TIMER_STARTED_AT']);
return ($arData);
}
else
return (false);
}
public static function get($userId, $taskId = 0)
{
global $DB;
$rs = $DB->query(
"SELECT TASK_ID, USER_ID, TIMER_STARTED_AT, TIMER_ACCUMULATOR
FROM b_tasks_timer
WHERE USER_ID = " . (int) $userId . " AND TASK_ID ".($taskId ? ' = '.intval($taskId) : ' != 0')
);
if ($ar = $rs->fetch())
return ($ar);
else
return (false);
}
public static function getByTaskId($taskId)
{
global $DB;
$rs = $DB->query(
"SELECT TASK_ID, USER_ID, TIMER_STARTED_AT, TIMER_ACCUMULATOR
FROM b_tasks_timer
WHERE TASK_ID = " . (int) $taskId
);
$arTimers = array();
while ($arTimer = $rs->fetch())
$arTimers[] = $arTimer;
return ($arTimers);
}
}