/**
* Cleanup your backup directory.
*
* @see \phpbu\App\Backup\Cleanup::cleanup()
* @param \phpbu\App\Backup\Target $target
* @param \phpbu\App\Backup\Collector $collector
* @param \phpbu\App\Result $result
* @throws \phpbu\App\Backup\Cleaner\Exception
*/
public function cleanup(Target $target, Collector $collector, Result $result)
{
$files = $collector->getBackupFiles();
$size = $target->getSize();
/** @var \phpbu\App\Backup\File $file */
foreach ($files as $file) {
$size += $file->getSize();
}
// backups exceed capacity?
if ($size > $this->capacityBytes) {
// oldest backups first
ksort($files);
while ($size > $this->capacityBytes && count($files) > 0) {
$file = array_shift($files);
$size -= $file->getSize();
if (!$file->isWritable()) {
throw new Exception(sprintf('can\'t delete file: %s', $file->getPathname()));
}
$result->debug(sprintf('delete %s', $file->getPathname()));
$file->unlink();
}
// deleted all old backups but still exceeding the space limit
// delete the currently created backup as well
if ($this->deleteTarget && $size > $this->capacityBytes) {
$target->unlink();
}
}
}
/**
* Cleanup your backup directory.
*
* @see \phpbu\App\Backup\Cleanup::cleanup()
* @param \phpbu\App\Backup\Target $target
* @param \phpbu\App\Backup\Collector $collector
* @param \phpbu\App\Result $result
* @throws \phpbu\App\Backup\Cleaner\Exception
*/
public function cleanup(Target $target, Collector $collector, Result $result)
{
$minTime = time() - $this->offsetSeconds;
$files = $collector->getBackupFiles();
/** @var \phpbu\App\Backup\File $file */
foreach ($files as $file) {
// last mod date < min date? delete!
if ($file->getMTime() < $minTime) {
if (!$file->isWritable()) {
throw new Exception(sprintf('can\'t delete file: %s', $file->getPathname()));
}
$result->debug(sprintf('delete %s', $file->getPathname()));
$file->unlink();
}
}
}
/**
* Cleanup your backup directory.
*
* @see \phpbu\App\Backup\Cleanup::cleanup()
* @param \phpbu\App\Backup\Target $target
* @param \phpbu\App\Backup\Collector $collector
* @param \phpbu\App\Result $result
* @throws \phpbu\App\Backup\Cleaner\Exception
*/
public function cleanup(Target $target, Collector $collector, Result $result)
{
$files = $collector->getBackupFiles();
if ($this->isCapacityExceeded($files)) {
// oldest backups first
ksort($files);
while ($this->isCapacityExceeded($files)) {
$file = array_shift($files);
$result->debug(sprintf('delete %s', $file->getPathname()));
if (!$file->isWritable()) {
throw new Exception(sprintf('can\'t delete file: %s', $file->getPathname()));
}
$result->debug(sprintf('delete %s', $file->getPathname()));
$file->unlink();
}
}
}
/**
* @see \phpbu\App\Backup\Check::pass()
* @param \phpbu\App\Backup\Target $target
* @param string $value
* @param \phpbu\App\Backup\Collector $collector
* @param \phpbu\App\Result $result
* @return boolean
* @throws \phpbu\App\Exception
*/
public function pass(Target $target, $value, Collector $collector, Result $result)
{
// throws App\Exception if file doesn't exist
$backupSize = $target->getSize();
$history = $collector->getBackupFiles();
$historyCount = count($history);
$pass = true;
if ($historyCount > 0) {
// oldest backups first
ksort($history);
/* @var $prevFile \SplFileInfo */
$prevFile = array_shift($history);
$prevSize = $prevFile->getSize();
$diffPercent = Math::getDiffInPercent($backupSize, $prevSize);
$pass = $diffPercent < $value;
}
return $pass;
}
