Source for file AlphaCronManager.inc
Documentation is available at AlphaCronManager.inc
require_once 'AlphaConfig.inc';
require_once $config->get('sysRoot'). 'alpha/util/AlphaErrorHandlers.inc';
* The main class responsible for running custom cron tasks found under the [webapp]/tasks
* directory. This class should be executed from Linux cron via the CLI.
* @author John Collins <dev@alphaframework.org>
* @version $Id: AlphaCronManager.inc 1454 2011-12-04 15:14:05Z johnc $
* @license http://www.opensource.org/licenses/bsd-license.php The BSD License
* @copyright Copyright (c) 2011, John Collins (founder of Alpha Framework).
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the
* following conditions are met:
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
* * Neither the name of the Alpha Framework nor the names
* of its contributors may be used to endorse or promote
* products derived from this software without specific
* prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
private static $logger = null;
self::$logger = new Logger('AlphaCronManager');
self::$logger->setLogFile($config->get('sysRoot'). 'logs/tasks.log');
self::$logger->debug('>>__construct()');
self::$logger->info('New AlphaCronManager invoked');
$taskList = self::getTaskClassNames();
self::$logger->info('Found ['. count($taskList). '] tasks in the directory ['. $config->get('sysRoot'). 'tasks]');
foreach($taskList as $taskClass) {
self::$logger->info('Loading task ['. $taskClass. ']');
self::loadClassDef($taskClass);
$maxAllowedTime = $startTime+ $task->getMaxRunTime();
self::$logger->info('Start time is ['. $startTime. '], maximum task run time is ['. $task->getMaxRunTime(). ']');
// only continue to execute for the task max time
set_time_limit($task->getMaxRunTime());
self::$logger->info('Done in ['. round(microtime(true)- $startTime, 5). '] seconds');
self::$logger->info('Finished processing all cron tasks');
self::$logger->debug('<<__construct');
* Loops over the /tasks directory and builds an array of all of the task
* class names in the system.
if(self::$logger == null) {
self::$logger = new Logger('AlphaCronManager');
self::$logger->setLogFile($config->get('sysRoot'). 'logs/tasks.log');
self::$logger->debug('>>getTaskClassNames()');
$classNameArray = array();
$handle = opendir($config->get('sysRoot'). 'tasks');
// loop over the custom task directory
while (false !== ($file = readdir($handle))) {
$classname = substr($file, 0, - 4);
$handle = opendir($config->get('sysRoot'). 'alpha/tasks');
// loop over the custom task directory
while (false !== ($file = readdir($handle))) {
$classname = substr($file, 0, - 4);
self::$logger->debug('<<getTaskClassNames ['. var_export($classNameArray, true). ']');
* Loads the definition for the task classname provided
* @param string $classname
if(self::$logger == null) {
self::$logger = new Logger('AlphaCronManager');
self::$logger->setLogFile($config->get('sysRoot'). 'logs/tasks.log');
self::$logger->debug('>>loadClassDef(classname=['. $classname. '])');
if(file_exists($config->get('sysRoot'). 'tasks/'. $classname. '.inc'))
require_once $config->get('sysRoot'). 'tasks/'. $classname. '.inc';
elseif(file_exists($config->get('sysRoot'). 'alpha/tasks/'. $classname. '.inc'))
require_once $config->get('sysRoot'). 'alpha/tasks/'. $classname. '.inc';
self::$logger->debug('<<loadClassDef');
// invoke a cron manager object
$processor = new AlphaCronManager();
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