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- <?php
- namespace OCA\Files_Trashbin;
- use OCP\AppFramework\Utility\ITimeFactory;
- use OCP\IConfig;
- class Expiration {
-
- public const DEFAULT_RETENTION_OBLIGATION = 30;
- public const NO_OBLIGATION = -1;
-
- private $retentionObligation;
-
- private $minAge;
-
- private $maxAge;
-
- private $canPurgeToSaveSpace;
- public function __construct(
- IConfig $config,
- private ITimeFactory $timeFactory,
- ) {
- $this->setRetentionObligation($config->getSystemValue('trashbin_retention_obligation', 'auto'));
- }
- public function setRetentionObligation(string $obligation) {
- $this->retentionObligation = $obligation;
- if ($this->retentionObligation !== 'disabled') {
- $this->parseRetentionObligation();
- }
- }
-
- public function isEnabled() {
- return $this->retentionObligation !== 'disabled';
- }
-
- public function isExpired($timestamp, $quotaExceeded = false) {
-
- if (!$this->isEnabled()) {
- return false;
- }
-
- if ($quotaExceeded && $this->canPurgeToSaveSpace) {
- return true;
- }
- $time = $this->timeFactory->getTime();
-
-
- if ($time < $timestamp) {
- return false;
- }
-
- if ($this->maxAge !== self::NO_OBLIGATION) {
- $maxTimestamp = $time - ($this->maxAge * 86400);
- $isOlderThanMax = $timestamp < $maxTimestamp;
- } else {
- $isOlderThanMax = false;
- }
- if ($this->minAge !== self::NO_OBLIGATION) {
-
- $minTimestamp = $time - ($this->minAge * 86400);
- $isMinReached = ($timestamp < $minTimestamp) && $quotaExceeded;
- } else {
- $isMinReached = false;
- }
- return $isOlderThanMax || $isMinReached;
- }
-
- public function getMaxAgeAsTimestamp() {
- $maxAge = false;
- if ($this->isEnabled() && $this->maxAge !== self::NO_OBLIGATION) {
- $time = $this->timeFactory->getTime();
- $maxAge = $time - ($this->maxAge * 86400);
- }
- return $maxAge;
- }
- private function parseRetentionObligation() {
- $splitValues = explode(',', $this->retentionObligation);
- if (!isset($splitValues[0])) {
- $minValue = self::DEFAULT_RETENTION_OBLIGATION;
- } else {
- $minValue = trim($splitValues[0]);
- }
- if (!isset($splitValues[1]) && $minValue === 'auto') {
- $maxValue = 'auto';
- } elseif (!isset($splitValues[1])) {
- $maxValue = self::DEFAULT_RETENTION_OBLIGATION;
- } else {
- $maxValue = trim($splitValues[1]);
- }
- if ($minValue === 'auto' && $maxValue === 'auto') {
-
- $this->minAge = self::DEFAULT_RETENTION_OBLIGATION;
- $this->maxAge = self::NO_OBLIGATION;
- $this->canPurgeToSaveSpace = true;
- } elseif ($minValue !== 'auto' && $maxValue === 'auto') {
-
- $this->minAge = (int)$minValue;
- $this->maxAge = self::NO_OBLIGATION;
- $this->canPurgeToSaveSpace = true;
- } elseif ($minValue === 'auto' && $maxValue !== 'auto') {
-
- $this->minAge = self::NO_OBLIGATION;
- $this->maxAge = (int)$maxValue;
- $this->canPurgeToSaveSpace = true;
- } elseif ($minValue !== 'auto' && $maxValue !== 'auto') {
-
-
- if ($maxValue < $minValue) {
- $maxValue = $minValue;
- }
- $this->minAge = (int)$minValue;
- $this->maxAge = (int)$maxValue;
- $this->canPurgeToSaveSpace = false;
- }
- }
- }
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