}
$rlip_plugins = get_plugin_list($plugparts[0]);
//print_object($rlip_plugins);
if (!array_key_exists($plugparts[1], $rlip_plugins)) {
mtrace("{$filename}: {$rlipshortname} plugin '{$plugin}' unknown!");
continue;
}
mtrace("{$filename}: Processing external cron function for: {$plugin}, taskname: {$task->taskname} ...");
//determine the "ideal" target start time
$targetstarttime = $ipjob->nextruntime;
// Set the next run time & lastruntime
//record last runtime
$lastruntime = $ipjob->lastruntime;
$data = unserialize($ipjob->config);
$state = isset($data['state']) ? $data['state'] : null;
$nextruntime = rlip_calc_next_runtime($targetstarttime, $data['period']);
$task->nextruntime = $nextruntime;
$task->lastruntime = $timenow;
$DB->update_record('local_eliscore_sched_tasks', $task);
//update the next runtime on the ip schedule record
$ipjob->nextruntime = $task->nextruntime;
$ipjob->lastruntime = $timenow;
unset($data['state']);
$ipjob->config = serialize($data);
$DB->update_record(RLIP_SCHEDULE_TABLE, $ipjob);
$instance = rlip_get_run_instance($filename, $plugin, $plugparts[0], $ipjob->userid, $state);
if ($instance == null) {
continue;
}
$instance->run($targetstarttime, $lastruntime, 0, $state);
//^TBD: since this should run 'til complete, no state should be returned
/**
* Test that the next runtime is aligned to the correct boundary
*/
public function test_nextruntimeboundry()
{
$targetstarttime = mktime(12, 0, 0, 1, 1, 2012);
// 12:00.
$lowerboundtime = mktime(12, 2, 0, 1, 1, 2012);
// 12:02.
$middleboundtime = mktime(12, 4, 30, 1, 1, 2012);
// 12:04:30.
$upperboundtime = mktime(12, 7, 0, 1, 1, 2012);
// 12:07.
$nextruntime = rlip_calc_next_runtime($targetstarttime, '5m', $lowerboundtime);
$this->assertEquals($nextruntime, $targetstarttime + 60 * 5);
// 12:05.
$nextruntime = rlip_calc_next_runtime($targetstarttime, '5m', $middleboundtime);
$this->assertEquals($nextruntime, $targetstarttime + 60 * 10);
// 12:10.
$nextruntime = rlip_calc_next_runtime($targetstarttime, '5m', $upperboundtime);
$this->assertEquals($nextruntime, $targetstarttime + 60 * 10);
// 12:10.
}
/**
* Callback function for local_eliscore_sched_tasks IP jobs
*
* @param string $taskname The task name, in the form ipjob_{id}, where id
* is the IP job's schedule id
* @param int $maxruntime Maximum number of secs allowed to process job
*
* @return boolean true on success, otherwise false
*/
function run_ipjob($taskname, $maxruntime = 0)
{
global $CFG, $DB;
$fcnname = "run_ipjob({$taskname}, {$maxruntime})";
$disabledincron = !empty($CFG->forcedatahubcron) || get_config('local_datahub', 'disableincron');
$rlipshortname = 'DH';
if (empty($maxruntime)) {
$maxruntime = IP_SCHEDULE_TIMELIMIT;
}
require_once $CFG->dirroot . '/local/datahub/lib/rlip_dataplugin.class.php';
require_once $CFG->dirroot . '/local/datahub/lib/rlip_fileplugin.class.php';
require_once $CFG->dirroot . '/local/datahub/lib/rlip_importprovider_csv.class.php';
// Get the schedule record
list($prefix, $id) = explode('_', $taskname);
$ipjob = $DB->get_record(RLIP_SCHEDULE_TABLE, array('id' => $id));
if (empty($ipjob)) {
mtrace("{$fcnname}: DB Error retrieving {$rlipshortname} schedule record - aborting!");
return false;
}
$plugin = $ipjob->plugin;
$data = unserialize($ipjob->config);
$state = isset($data['state']) ? $data['state'] : null;
//determine the "ideal" target start time
$targetstarttime = $ipjob->nextruntime;
// Set the next run time & lastruntime
if ($task = $DB->get_record('local_eliscore_sched_tasks', array('taskname' => $taskname))) {
// Check if a job is already in progress.
try {
$like = $DB->sql_like('config', '?');
$inprogress = $DB->get_field_select(RLIP_SCHEDULE_TABLE, 'id', 'plugin = ? AND ' . $like, array($plugin, '%s:5:"state";%'));
} catch (dml_multiple_records_exception $e) {
$inprogress = 0;
// Multiple in progress so set to != $id and !== false
}
if ($inprogress !== false && $inprogress != $id) {
// Put times back to pre-run state.
$task->nextruntime = $ipjob->nextruntime;
$task->lastruntime = $ipjob->lastruntime;
$DB->update_record('local_eliscore_sched_tasks', $task);
// mtrace("{$fcnname}: Similiar task has not completed yet!");
return false;
} else {
if (empty($disabledincron)) {
//record last runtime
$lastruntime = (int) $ipjob->lastruntime;
$nextruntime = rlip_calc_next_runtime($targetstarttime, $data['period']);
$task->nextruntime = $nextruntime;
//update the next runtime on the ip schedule record
$ipjob->nextruntime = $task->nextruntime;
$DB->update_record(RLIP_SCHEDULE_TABLE, $ipjob);
} else {
// running Datahub cron externally, put times back to pre-run state
$task->nextruntime = $ipjob->nextruntime;
$task->lastruntime = $ipjob->lastruntime;
}
}
$DB->update_record('local_eliscore_sched_tasks', $task);
} else {
mtrace("{$fcnname}: DB Error retrieving task record!");
//todo: return false?
}
// Must set last & next run times before exiting!
if (!empty($disabledincron)) {
// mtrace("{$fcnname}: Internal {$rlipshortname} cron disabled by settings - aborting job!");
return false;
// TBD
}
// Perform the IP scheduled action
$instance = rlip_get_run_instance($fcnname, $plugin, $data['type'], $ipjob->userid, $state);
if ($instance == null) {
return false;
}
$ipjob->lastruntime = $task->lastruntime;
//run the task, specifying the ideal start time, maximum run time & state
if (($newstate = $instance->run($targetstarttime, $lastruntime, $maxruntime, $state)) !== null) {
// Task did not complete - RESET nextruntime back & save new state!
// mtrace("{$fcnname}: {$rlipshortname} scheduled task exceeded time limit of {$maxruntime} secs");
//update next runtime on the scheduled task record
$task->nextruntime = $targetstarttime;
$task->lastruntime = $ipjob->lastruntime = $lastruntime;
$DB->update_record('local_eliscore_sched_tasks', $task);
//update the next runtime on the ip schedule record
$ipjob->nextruntime = $task->nextruntime;
$data['state'] = $newstate;
$ipjob->config = serialize($data);
} else {
if ($state !== null) {
unset($data['state']);
$ipjob->config = serialize($data);
}
}
$DB->update_record(RLIP_SCHEDULE_TABLE, $ipjob);
return true;
}
