/**
* Checks if there is enough memory and time left on the Server.
*
* @return bool
* Boolean to show if we have enough left.
* TRUE = all is OK.
* FALSE = we have a problem.
*/
public function checkEmergencyBreak()
{
if (!$this->enabled) {
// Tell them, everything is OK!
return true;
}
if (self::$allIsOk === false) {
// This has failed before!
// No need to check again!
return false;
}
// Check Runtime.
if ($this->timer + $this->maxRuntime <= time()) {
// This is taking longer than expected.
$this->storage->messages->addMessage('Emergency break due to extensive run time!');
\Krexx::editSettings();
\Krexx::disable();
self::$allIsOk = false;
return false;
}
// Still here ? Commence with the memory check.
// We will only check, if we were able to determine a memory limit
// in the first place.
if ($this->serverMemoryLimit > 2) {
$usage = memory_get_usage();
$left = $this->serverMemoryLimit - $usage;
// Is more left than is configured?
if ($left < $this->minMemoryLeft * 1024 * 1024) {
$this->storage->messages->addMessage('Emergency break due to extensive memory usage!');
// Show settings to give the dev to repair the situation.
\Krexx::editSettings();
\Krexx::disable();
self::$allIsOk = false;
return false;
}
}
// Still here? Everything must be good :-)
return true;
}
