function _checkCollision()
{
jpimport('classes.core.utility.configuration');
$lastLock = JoomlapackTables::ReadVar('CUBELock');
// Expire CUBE lock after two minutes of inactivity
if (is_null($lastLock)) {
$noLock = true;
} else {
$now = time();
$noLock = $now - $lastLock > 120;
}
if (!$noLock) {
die(JoomlapackLangManager::_('FRONTEND_STATUS501'));
}
}
function deleteTempFiles()
{
$configuration =& JoomlapackConfiguration::getInstance();
$tempFiles = JoomlapackTables::UnserializeVar('CUBETempFiles', array());
foreach ($tempFiles as $fileName) {
$file = $configuration->get('TempDirectory') . DS . $fileName;
if (file_exists($file)) {
@unlink($file);
}
}
JoomlapackTables::DeleteVar('CUBETempFiles');
}
/**
* Writes a serialized copy of the $contentVariable to the database, under the packvar
* variable name of $varName.
*
* @param string $varName The packvar to create
* @param mixed $contentVariable Any variable to serialize (e.g. object, array, other variables, etc)
*/
function SerializeVar($varName, &$contentVariable)
{
$serialized = serialize($contentVariable);
JoomlapackTables::WriteVar($varName, $serialized);
}