Emit hook for expirationDate verification

1 files changed, 23 insertions, 9 deletions

diff --git a/lib/private/share20/manager.php b/lib/private/share20/manager.php
index d6245f4beac..0f658d83fa6 100644
--- a/lib/private/share20/manager.php
+++ b/lib/private/share20/manager.php
@@ -216,7 +216,9 @@ class Manager implements IManager {
 	 * @return \DateTime|null The expiration date or null if $expireDate was null and it is not required
 	 * @throws \OC\HintException
 	 */
-	protected function validateExpirationDate($expirationDate) {
+	protected function validateExpirationDate(\OCP\Share\IShare $share) {
+
+		$expirationDate = $share->getExpirationDate();
 
 		if ($expirationDate !== null) {
 			//Make sure the expiration date is a date
@@ -243,18 +245,30 @@ class Manager implements IManager {
 				$message = $this->l->t('Cannot set expiration date more than %s days in the future', [$this->shareApiLinkDefaultExpireDays()]);
 				throw new \OC\HintException($message, $message, 404);
 			}
-
-			return $expirationDate;
 		}
 
 		// If expiredate is empty set a default one if there is a default
 		if ($expirationDate === null && $this->shareApiLinkDefaultExpireDate()) {
-			$date = new \DateTime();
-			$date->setTime(0,0,0);
-			$date->add(new \DateInterval('P'.$this->shareApiLinkDefaultExpireDays().'D'));
-			return $date;
+			$expirationDate = new \DateTime();
+			$expirationDate->setTime(0,0,0);
+			$expirationDate->add(new \DateInterval('P'.$this->shareApiLinkDefaultExpireDays().'D'));
+		}
+
+		$accepted = true;
+		$message = '';
+		\OCP\Util::emitHook('\OC\Share', 'verifyExpirationDate', [
+			'expirationDate' => &$expirationDate,
+			'accepted' => &$accepted,
+			'message' => &$message,
+			'passwordSet' => $share->getPassword() === null,
+		]);
+
+		if (!$accepted) {
+			throw new \Exception($message);
 		}
 
+		$share->setExpirationDate($expirationDate);
+
 		return $expirationDate;
 	}
 
@@ -435,7 +449,7 @@ class Manager implements IManager {
 			);
 
 			//Verify the expiration date
-			$share->setExpirationDate($this->validateExpirationDate($share->getExpirationDate()));
+			$this->validateExpirationDate($share);
 
 			//Verify the password
 			$this->verifyPassword($share->getPassword());
@@ -572,7 +586,7 @@ class Manager implements IManager {
 
 			if ($share->getExpirationDate() !== $originalShare->getExpirationDate()) {
 				//Verify the expiration date
-				$share->setExpirationDate($this->validateExpirationDate($share->getExpirationDate()));
+				$this->validateExpirationDate($share);
 				$expirationDateUpdated = true;
 			}
 		}