protected function is_excluded_by_api($test, $root)
{
static $filter_switch;
static $last_backup;
if(is_null($filter_switch))
{
$config =& AEFactory::getConfiguration();
$filter_switch = AEUtilScripting::getScriptingParameter('filter.incremental',0);
$filter_switch = ($filter_switch == 1);
$last_backup = $config->get('volatile.filter.last_backup', null);
if(is_null($last_backup) && $filter_switch)
{
// Get a list of backups on this profile
$backups = AEPlatform::get_statistics_list(0, 0, AEPlatform::get_active_profile() );
// Find this backup's ID
$model =& AEFactory::getStatistics();
$id = $model->getId();
if(is_null($id)) $id = -1;
// Initialise
jimport('joomla.utilities.date');
$last_backup = time();
$now = $last_backup;
// Find the last time a successful backup with this profile was made
if(count($backups)) foreach($backups as $backup)
{
// Skip the current backup
if($backup['id'] == $id) continue;
// Skip non-complete backups
if($backup['status'] != 'complete') continue;
$jdate = new JDate($backup['backupstart']);
$backuptime = $jdate->toUnix();
$last_backup = $backuptime;
break;
}
if($last_backup == $now) {
// No suitable backup found; disable this filter
$config->set('volatile.scripting.incfile.filter.incremental',0);
$filter_switch = false;
} else {
// Cache the last backup timestamp
$config->set('volatile.filter.last_backup',$last_backup);
}
}
}
if(!$filter_switch) return false;
// Get the filesystem path for $root
$config =& AEFactory::getConfiguration();
$fsroot = $config->get('volatile.filesystem.current_root','');
$ds = ($fsroot == '') || ($fsroot == '/') ? '' : DS;
$filename = $fsroot.$ds.$test;
// Get the timestamp of the file
$timestamp = @filemtime($filename);
// If we could not get this information, include the file in the archive
if($timestamp === false) return false;
// Compare it with the last backup timestamp and exclude if it's older than the last backup
if($timestamp <= $last_backup) {
//AEUtilLogger::WriteLog(_AE_LOG_DEBUG, "Excluding $filename due to incremental backup restrictions");
return true;
}
// No match? Just include the file!
return false;
}
/**
* Loads the factory from the storage (if it exists) and returns a reference to the
* Kettenrad object.
* @param $tag string The backup tag to load
* @return AECoreKettenrad A reference to the Kettenrad object
*/
public static function &load($tag = null)
{
if(is_null($tag) && defined('AKEEBA_BACKUP_ORIGIN')) {
$tag = AKEEBA_BACKUP_ORIGIN;
}
// In order to load anything, we need to have the correct profile loaded. Let's assume
// that the latest backup record in this tag has the correct profile number set.
$config =& AEFactory::getConfiguration();
if( empty($config->activeProfile) )
{
// Only bother loading a configuration if none has been already loaded
$statList = AEPlatform::get_statistics_list(0,1,array(
array('field' => 'tag', 'value' => $tag)
),array(
'by' => 'id', 'order' => 'DESC'
)
);
if(is_array($statList)) {
$stat = array_pop($statList);
$profile = $stat['profile_id'];
AEPlatform::load_configuration($profile);
}
}
AEUtilLogger::openLog($tag);
AEUtilLogger::WriteLog(_AE_LOG_DEBUG, "Kettenrad :: Attempting to load from database ($tag)");
$serialized_factory = AEUtilTempvars::get($tag);
if($serialized_factory !== false)
{
AEUtilLogger::WriteLog(_AE_LOG_DEBUG, " -- Loaded stored Akeeba Factory ($tag)");
AEFactory::unserialize($serialized_factory);
}
else
{
// There is no serialized factory. Nuke the in-memory factory.
AEUtilLogger::WriteLog(_AE_LOG_DEBUG, " -- Stored Akeeba Factory ($tag) not found - hard reset");
AEFactory::nuke();
AEPlatform::load_configuration();
}
unset($serialized_factory);
return AEFactory::getKettenrad();
}
/**
* Was the last backup a failed one? Used to apply magic settings as a means of
* troubleshooting.
*
* @return bool
*/
public function isLastBackupFailed()
{
// Get the last backup record ID
$list = AEPlatform::get_statistics_list(0,1);
if(empty($list)) return false;
$id = $list[0];
$statmodel->setId($id);
$record = AEPlatform::get_statistics($id);
return ($record['status'] == 'fail');
}
