nextcloud / server

		$this->session->setStatus(Session::INIT_EXECUTED);

		try {

			if($this->util->isMasterKeyEnabled()) {

				$uid = $this->getMasterKeyId();

				$passPhrase = $this->getMasterKeyPassword();

				$privateKey = $this->getSystemPrivateKey($uid);

			} else {

				$privateKey = $this->getPrivateKey($uid);

			}

			$privateKey = $this->crypt->decryptPrivateKey($privateKey, $passPhrase, $uid);

		} catch (PrivateKeyMissingException $e) {

			return false;

		if ($this->util->isMasterKeyEnabled()) {

			$uid = $this->getMasterKeyId();

			$shareKey = $this->getShareKey($path, $uid);

			if ($publicAccess) {

				$privateKey = $this->getSystemPrivateKey($uid);

				$privateKey = $this->crypt->decryptPrivateKey($privateKey, $this->getMasterKeyPassword(), $uid);

			} else {

				// when logged in, the master key is already decrypted in the session

				$privateKey = $this->session->getPrivateKey();

			}

		} else if ($publicAccess) {

			// use public share key for public links

			$uid = $this->getPublicShareKeyId();