migrate therinaldos.com data

wedding-pics/lib/private/Authentication/Token/INamedToken.php

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2019, Daniel Kesselberg (mail@danielkesselberg.de)
+ *
+ * @author Daniel Kesselberg <mail@danielkesselberg.de>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Authentication\Token;
+
+interface INamedToken extends IToken {
+	/**
+	 * Set token name
+	 *
+	 * @param string $name
+	 * @return void
+	 */
+	public function setName(string $name): void;
+}

wedding-pics/lib/private/Authentication/Token/IProvider.php

@@ -0,0 +1,190 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2016, ownCloud, Inc.
+ *
+ * @author Christoph Wurst <christoph@winzerhof-wurst.at>
+ * @author Lukas Reschke <lukas@statuscode.ch>
+ * @author Marcel Waldvogel <marcel.waldvogel@uni-konstanz.de>
+ * @author Morris Jobke <hey@morrisjobke.de>
+ * @author Robin Appelman <robin@icewind.nl>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License, version 3,
+ * along with this program. If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+namespace OC\Authentication\Token;
+
+use OC\Authentication\Exceptions\PasswordlessTokenException;
+use OCP\Authentication\Exceptions\ExpiredTokenException;
+use OCP\Authentication\Exceptions\InvalidTokenException;
+use OCP\Authentication\Exceptions\WipeTokenException;
+use OCP\Authentication\Token\IToken as OCPIToken;
+
+interface IProvider {
+	/**
+	 * Create and persist a new token
+	 *
+	 * @param string $token
+	 * @param string $uid
+	 * @param string $loginName
+	 * @param string|null $password
+	 * @param string $name Name will be trimmed to 120 chars when longer
+	 * @param int $type token type
+	 * @param int $remember whether the session token should be used for remember-me
+	 * @return OCPIToken
+	 * @throws \RuntimeException when OpenSSL reports a problem
+	 */
+	public function generateToken(string $token,
+		string $uid,
+		string $loginName,
+		?string $password,
+		string $name,
+		int $type = OCPIToken::TEMPORARY_TOKEN,
+		int $remember = OCPIToken::DO_NOT_REMEMBER): OCPIToken;
+
+	/**
+	 * Get a token by token id
+	 *
+	 * @param string $tokenId
+	 * @throws InvalidTokenException
+	 * @throws ExpiredTokenException
+	 * @throws WipeTokenException
+	 * @return OCPIToken
+	 */
+	public function getToken(string $tokenId): OCPIToken;
+
+	/**
+	 * Get a token by token id
+	 *
+	 * @param int $tokenId
+	 * @throws InvalidTokenException
+	 * @throws ExpiredTokenException
+	 * @throws WipeTokenException
+	 * @return OCPIToken
+	 */
+	public function getTokenById(int $tokenId): OCPIToken;
+
+	/**
+	 * Duplicate an existing session token
+	 *
+	 * @param string $oldSessionId
+	 * @param string $sessionId
+	 * @throws InvalidTokenException
+	 * @throws \RuntimeException when OpenSSL reports a problem
+	 * @return OCPIToken The new token
+	 */
+	public function renewSessionToken(string $oldSessionId, string $sessionId): OCPIToken;
+
+	/**
+	 * Invalidate (delete) the given session token
+	 *
+	 * @param string $token
+	 */
+	public function invalidateToken(string $token);
+
+	/**
+	 * Invalidate (delete) the given token
+	 *
+	 * @param string $uid
+	 * @param int $id
+	 */
+	public function invalidateTokenById(string $uid, int $id);
+
+	/**
+	 * Invalidate (delete) old session tokens
+	 */
+	public function invalidateOldTokens();
+
+	/**
+	 * Invalidate (delete) tokens last used before a given date
+	 */
+	public function invalidateLastUsedBefore(string $uid, int $before): void;
+
+	/**
+	 * Save the updated token
+	 *
+	 * @param OCPIToken $token
+	 */
+	public function updateToken(OCPIToken $token);
+
+	/**
+	 * Update token activity timestamp
+	 *
+	 * @param OCPIToken $token
+	 */
+	public function updateTokenActivity(OCPIToken $token);
+
+	/**
+	 * Get all tokens of a user
+	 *
+	 * The provider may limit the number of result rows in case of an abuse
+	 * where a high number of (session) tokens is generated
+	 *
+	 * @param string $uid
+	 * @return OCPIToken[]
+	 */
+	public function getTokenByUser(string $uid): array;
+
+	/**
+	 * Get the (unencrypted) password of the given token
+	 *
+	 * @param OCPIToken $savedToken
+	 * @param string $tokenId
+	 * @throws InvalidTokenException
+	 * @throws PasswordlessTokenException
+	 * @return string
+	 */
+	public function getPassword(OCPIToken $savedToken, string $tokenId): string;
+
+	/**
+	 * Encrypt and set the password of the given token
+	 *
+	 * @param OCPIToken $token
+	 * @param string $tokenId
+	 * @param string $password
+	 * @throws InvalidTokenException
+	 */
+	public function setPassword(OCPIToken $token, string $tokenId, string $password);
+
+	/**
+	 * Rotate the token. Useful for for example oauth tokens
+	 *
+	 * @param OCPIToken $token
+	 * @param string $oldTokenId
+	 * @param string $newTokenId
+	 * @return OCPIToken
+	 * @throws \RuntimeException when OpenSSL reports a problem
+	 */
+	public function rotate(OCPIToken $token, string $oldTokenId, string $newTokenId): OCPIToken;
+
+	/**
+	 * Marks a token as having an invalid password.
+	 *
+	 * @param OCPIToken $token
+	 * @param string $tokenId
+	 */
+	public function markPasswordInvalid(OCPIToken $token, string $tokenId);
+
+	/**
+	 * Update all the passwords of $uid if required
+	 *
+	 * @param string $uid
+	 * @param string $password
+	 */
+	public function updatePasswords(string $uid, string $password);
+}

wedding-pics/lib/private/Authentication/Token/IToken.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2016, ownCloud, Inc.
+ *
+ * @author Christoph Wurst <christoph@winzerhof-wurst.at>
+ * @author Robin Appelman <robin@icewind.nl>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License, version 3,
+ * along with this program. If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+namespace OC\Authentication\Token;
+
+use OCP\Authentication\Token\IToken as OCPIToken;
+
+/**
+ * @deprecated 28.0.0 use {@see \OCP\Authentication\Token\IToken} instead
+ */
+interface IToken extends OCPIToken {
+}

wedding-pics/lib/private/Authentication/Token/IWipeableToken.php

@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2019, Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Christoph Wurst <christoph@winzerhof-wurst.at>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Authentication\Token;
+
+interface IWipeableToken extends IToken {
+	/**
+	 * Mark the token for remote wipe
+	 */
+	public function wipe(): void;
+}

wedding-pics/lib/private/Authentication/Token/Manager.php

@@ -0,0 +1,260 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Christoph Wurst <christoph@winzerhof-wurst.at>
+ * @author Morris Jobke <hey@morrisjobke.de>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Authentication\Token;
+
+use Doctrine\DBAL\Exception\UniqueConstraintViolationException;
+use OC\Authentication\Exceptions\InvalidTokenException as OcInvalidTokenException;
+use OC\Authentication\Exceptions\PasswordlessTokenException;
+use OCP\Authentication\Exceptions\ExpiredTokenException;
+use OCP\Authentication\Exceptions\InvalidTokenException;
+use OCP\Authentication\Exceptions\WipeTokenException;
+use OCP\Authentication\Token\IProvider as OCPIProvider;
+use OCP\Authentication\Token\IToken as OCPIToken;
+
+class Manager implements IProvider, OCPIProvider {
+	/** @var PublicKeyTokenProvider */
+	private $publicKeyTokenProvider;
+
+	public function __construct(PublicKeyTokenProvider $publicKeyTokenProvider) {
+		$this->publicKeyTokenProvider = $publicKeyTokenProvider;
+	}
+
+	/**
+	 * Create and persist a new token
+	 *
+	 * @param string $token
+	 * @param string $uid
+	 * @param string $loginName
+	 * @param string|null $password
+	 * @param string $name Name will be trimmed to 120 chars when longer
+	 * @param int $type token type
+	 * @param int $remember whether the session token should be used for remember-me
+	 * @return OCPIToken
+	 */
+	public function generateToken(string $token,
+		string $uid,
+		string $loginName,
+		$password,
+		string $name,
+		int $type = OCPIToken::TEMPORARY_TOKEN,
+		int $remember = OCPIToken::DO_NOT_REMEMBER): OCPIToken {
+		if (mb_strlen($name) > 128) {
+			$name = mb_substr($name, 0, 120) . '…';
+		}
+
+		try {
+			return $this->publicKeyTokenProvider->generateToken(
+				$token,
+				$uid,
+				$loginName,
+				$password,
+				$name,
+				$type,
+				$remember
+			);
+		} catch (UniqueConstraintViolationException $e) {
+			// It's rare, but if two requests of the same session (e.g. env-based SAML)
+			// try to create the session token they might end up here at the same time
+			// because we use the session ID as token and the db token is created anew
+			// with every request.
+			//
+			// If the UIDs match, then this should be fine.
+			$existing = $this->getToken($token);
+			if ($existing->getUID() !== $uid) {
+				throw new \Exception('Token conflict handled, but UIDs do not match. This should not happen', 0, $e);
+			}
+			return $existing;
+		}
+	}
+
+	/**
+	 * Save the updated token
+	 *
+	 * @param OCPIToken $token
+	 * @throws InvalidTokenException
+	 */
+	public function updateToken(OCPIToken $token) {
+		$provider = $this->getProvider($token);
+		$provider->updateToken($token);
+	}
+
+	/**
+	 * Update token activity timestamp
+	 *
+	 * @throws InvalidTokenException
+	 * @param OCPIToken $token
+	 */
+	public function updateTokenActivity(OCPIToken $token) {
+		$provider = $this->getProvider($token);
+		$provider->updateTokenActivity($token);
+	}
+
+	/**
+	 * @param string $uid
+	 * @return OCPIToken[]
+	 */
+	public function getTokenByUser(string $uid): array {
+		return $this->publicKeyTokenProvider->getTokenByUser($uid);
+	}
+
+	/**
+	 * Get a token by token
+	 *
+	 * @param string $tokenId
+	 * @throws InvalidTokenException
+	 * @throws \RuntimeException when OpenSSL reports a problem
+	 * @return OCPIToken
+	 */
+	public function getToken(string $tokenId): OCPIToken {
+		try {
+			return $this->publicKeyTokenProvider->getToken($tokenId);
+		} catch (WipeTokenException $e) {
+			throw $e;
+		} catch (ExpiredTokenException $e) {
+			throw $e;
+		} catch (InvalidTokenException $e) {
+			throw $e;
+		}
+	}
+
+	/**
+	 * Get a token by token id
+	 *
+	 * @param int $tokenId
+	 * @throws InvalidTokenException
+	 * @return OCPIToken
+	 */
+	public function getTokenById(int $tokenId): OCPIToken {
+		try {
+			return $this->publicKeyTokenProvider->getTokenById($tokenId);
+		} catch (ExpiredTokenException $e) {
+			throw $e;
+		} catch (WipeTokenException $e) {
+			throw $e;
+		} catch (InvalidTokenException $e) {
+			throw $e;
+		}
+	}
+
+	/**
+	 * @param string $oldSessionId
+	 * @param string $sessionId
+	 * @throws InvalidTokenException
+	 * @return OCPIToken
+	 */
+	public function renewSessionToken(string $oldSessionId, string $sessionId): OCPIToken {
+		try {
+			return $this->publicKeyTokenProvider->renewSessionToken($oldSessionId, $sessionId);
+		} catch (ExpiredTokenException $e) {
+			throw $e;
+		} catch (InvalidTokenException $e) {
+			throw $e;
+		}
+	}
+
+	/**
+	 * @param OCPIToken $savedToken
+	 * @param string $tokenId session token
+	 * @throws InvalidTokenException
+	 * @throws PasswordlessTokenException
+	 * @return string
+	 */
+	public function getPassword(OCPIToken $savedToken, string $tokenId): string {
+		$provider = $this->getProvider($savedToken);
+		return $provider->getPassword($savedToken, $tokenId);
+	}
+
+	public function setPassword(OCPIToken $token, string $tokenId, string $password) {
+		$provider = $this->getProvider($token);
+		$provider->setPassword($token, $tokenId, $password);
+	}
+
+	public function invalidateToken(string $token) {
+		$this->publicKeyTokenProvider->invalidateToken($token);
+	}
+
+	public function invalidateTokenById(string $uid, int $id) {
+		$this->publicKeyTokenProvider->invalidateTokenById($uid, $id);
+	}
+
+	public function invalidateOldTokens() {
+		$this->publicKeyTokenProvider->invalidateOldTokens();
+	}
+
+	public function invalidateLastUsedBefore(string $uid, int $before): void {
+		$this->publicKeyTokenProvider->invalidateLastUsedBefore($uid, $before);
+	}
+
+	/**
+	 * @param OCPIToken $token
+	 * @param string $oldTokenId
+	 * @param string $newTokenId
+	 * @return OCPIToken
+	 * @throws InvalidTokenException
+	 * @throws \RuntimeException when OpenSSL reports a problem
+	 */
+	public function rotate(OCPIToken $token, string $oldTokenId, string $newTokenId): OCPIToken {
+		if ($token instanceof PublicKeyToken) {
+			return $this->publicKeyTokenProvider->rotate($token, $oldTokenId, $newTokenId);
+		}
+
+		/** @psalm-suppress DeprecatedClass We have to throw the OC version so both OC and OCP catches catch it */
+		throw new OcInvalidTokenException();
+	}
+
+	/**
+	 * @param OCPIToken $token
+	 * @return IProvider
+	 * @throws InvalidTokenException
+	 */
+	private function getProvider(OCPIToken $token): IProvider {
+		if ($token instanceof PublicKeyToken) {
+			return $this->publicKeyTokenProvider;
+		}
+		/** @psalm-suppress DeprecatedClass We have to throw the OC version so both OC and OCP catches catch it */
+		throw new OcInvalidTokenException();
+	}
+
+
+	public function markPasswordInvalid(OCPIToken $token, string $tokenId) {
+		$this->getProvider($token)->markPasswordInvalid($token, $tokenId);
+	}
+
+	public function updatePasswords(string $uid, string $password) {
+		$this->publicKeyTokenProvider->updatePasswords($uid, $password);
+	}
+
+	public function invalidateTokensOfUser(string $uid, ?string $clientName) {
+		$tokens = $this->getTokenByUser($uid);
+		foreach ($tokens as $token) {
+			if ($clientName === null || ($token->getName() === $clientName)) {
+				$this->invalidateTokenById($uid, $token->getId());
+			}
+		}
+	}
+}

wedding-pics/lib/private/Authentication/Token/PublicKeyToken.php

@@ -0,0 +1,236 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2016 Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Christoph Wurst <christoph@winzerhof-wurst.at>
+ * @author Daniel Kesselberg <mail@danielkesselberg.de>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Authentication\Token;
+
+use OCP\AppFramework\Db\Entity;
+
+/**
+ * @method void setId(int $id)
+ * @method void setUid(string $uid);
+ * @method void setLoginName(string $loginname)
+ * @method string getToken()
+ * @method void setType(int $type)
+ * @method int getType()
+ * @method void setRemember(int $remember)
+ * @method void setLastActivity(int $lastactivity)
+ * @method int getLastActivity()
+ * @method string getPrivateKey()
+ * @method void setPrivateKey(string $key)
+ * @method string getPublicKey()
+ * @method void setPublicKey(string $key)
+ * @method void setVersion(int $version)
+ * @method bool getPasswordInvalid()
+ * @method string getPasswordHash()
+ * @method setPasswordHash(string $hash)
+ */
+class PublicKeyToken extends Entity implements INamedToken, IWipeableToken {
+	public const VERSION = 2;
+
+	/** @var string user UID */
+	protected $uid;
+
+	/** @var string login name used for generating the token */
+	protected $loginName;
+
+	/** @var string encrypted user password */
+	protected $password;
+
+	/** @var string hashed user password */
+	protected $passwordHash;
+
+	/** @var string token name (e.g. browser/OS) */
+	protected $name;
+
+	/** @var string */
+	protected $token;
+
+	/** @var int */
+	protected $type;
+
+	/** @var int */
+	protected $remember;
+
+	/** @var int */
+	protected $lastActivity;
+
+	/** @var int */
+	protected $lastCheck;
+
+	/** @var string */
+	protected $scope;
+
+	/** @var int */
+	protected $expires;
+
+	/** @var string */
+	protected $privateKey;
+
+	/** @var string */
+	protected $publicKey;
+
+	/** @var int */
+	protected $version;
+
+	/** @var bool */
+	protected $passwordInvalid;
+
+	public function __construct() {
+		$this->addType('uid', 'string');
+		$this->addType('loginName', 'string');
+		$this->addType('password', 'string');
+		$this->addType('passwordHash', 'string');
+		$this->addType('name', 'string');
+		$this->addType('token', 'string');
+		$this->addType('type', 'int');
+		$this->addType('remember', 'int');
+		$this->addType('lastActivity', 'int');
+		$this->addType('lastCheck', 'int');
+		$this->addType('scope', 'string');
+		$this->addType('expires', 'int');
+		$this->addType('publicKey', 'string');
+		$this->addType('privateKey', 'string');
+		$this->addType('version', 'int');
+		$this->addType('passwordInvalid', 'bool');
+	}
+
+	public function getId(): int {
+		return $this->id;
+	}
+
+	public function getUID(): string {
+		return $this->uid;
+	}
+
+	/**
+	 * Get the login name used when generating the token
+	 *
+	 * @return string
+	 */
+	public function getLoginName(): string {
+		return parent::getLoginName();
+	}
+
+	/**
+	 * Get the (encrypted) login password
+	 */
+	public function getPassword(): ?string {
+		return parent::getPassword();
+	}
+
+	public function jsonSerialize(): array {
+		return [
+			'id' => $this->id,
+			'name' => $this->name,
+			'lastActivity' => $this->lastActivity,
+			'type' => $this->type,
+			'scope' => $this->getScopeAsArray()
+		];
+	}
+
+	/**
+	 * Get the timestamp of the last password check
+	 *
+	 * @return int
+	 */
+	public function getLastCheck(): int {
+		return parent::getLastCheck();
+	}
+
+	/**
+	 * Get the timestamp of the last password check
+	 */
+	public function setLastCheck(int $time): void {
+		parent::setLastCheck($time);
+	}
+
+	public function getScope(): string {
+		$scope = parent::getScope();
+		if ($scope === null) {
+			return '';
+		}
+
+		return $scope;
+	}
+
+	public function getScopeAsArray(): array {
+		$scope = json_decode($this->getScope(), true);
+		if (!$scope) {
+			return [
+				'filesystem' => true
+			];
+		}
+		return $scope;
+	}
+
+	public function setScope(array|string|null $scope): void {
+		if (is_array($scope)) {
+			parent::setScope(json_encode($scope));
+		} else {
+			parent::setScope((string)$scope);
+		}
+	}
+
+	public function getName(): string {
+		return parent::getName();
+	}
+
+	public function setName(string $name): void {
+		parent::setName($name);
+	}
+
+	public function getRemember(): int {
+		return parent::getRemember();
+	}
+
+	public function setToken(string $token): void {
+		parent::setToken($token);
+	}
+
+	public function setPassword(string $password = null): void {
+		parent::setPassword($password);
+	}
+
+	public function setExpires($expires): void {
+		parent::setExpires($expires);
+	}
+
+	/**
+	 * @return int|null
+	 */
+	public function getExpires() {
+		return parent::getExpires();
+	}
+
+	public function setPasswordInvalid(bool $invalid) {
+		parent::setPasswordInvalid($invalid);
+	}
+
+	public function wipe(): void {
+		parent::setType(IToken::WIPE_TOKEN);
+	}
+}

wedding-pics/lib/private/Authentication/Token/PublicKeyTokenMapper.php

@@ -0,0 +1,268 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2018 Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Christoph Wurst <christoph@winzerhof-wurst.at>
+ * @author Daniel Kesselberg <mail@danielkesselberg.de>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Authentication\Token;
+
+use OCP\AppFramework\Db\DoesNotExistException;
+use OCP\AppFramework\Db\QBMapper;
+use OCP\DB\QueryBuilder\IQueryBuilder;
+use OCP\IDBConnection;
+
+/**
+ * @template-extends QBMapper<PublicKeyToken>
+ */
+class PublicKeyTokenMapper extends QBMapper {
+	public function __construct(IDBConnection $db) {
+		parent::__construct($db, 'authtoken');
+	}
+
+	/**
+	 * Invalidate (delete) a given token
+	 *
+	 * @param string $token
+	 */
+	public function invalidate(string $token) {
+		/* @var $qb IQueryBuilder */
+		$qb = $this->db->getQueryBuilder();
+		$qb->delete($this->tableName)
+			->where($qb->expr()->eq('token', $qb->createNamedParameter($token)))
+			->andWhere($qb->expr()->eq('version', $qb->createNamedParameter(PublicKeyToken::VERSION, IQueryBuilder::PARAM_INT)))
+			->execute();
+	}
+
+	/**
+	 * @param int $olderThan
+	 * @param int $remember
+	 */
+	public function invalidateOld(int $olderThan, int $remember = IToken::DO_NOT_REMEMBER) {
+		/* @var $qb IQueryBuilder */
+		$qb = $this->db->getQueryBuilder();
+		$qb->delete($this->tableName)
+			->where($qb->expr()->lt('last_activity', $qb->createNamedParameter($olderThan, IQueryBuilder::PARAM_INT)))
+			->andWhere($qb->expr()->eq('type', $qb->createNamedParameter(IToken::TEMPORARY_TOKEN, IQueryBuilder::PARAM_INT)))
+			->andWhere($qb->expr()->eq('remember', $qb->createNamedParameter($remember, IQueryBuilder::PARAM_INT)))
+			->andWhere($qb->expr()->eq('version', $qb->createNamedParameter(PublicKeyToken::VERSION, IQueryBuilder::PARAM_INT)))
+			->execute();
+	}
+
+	public function invalidateLastUsedBefore(string $uid, int $before): int {
+		$qb = $this->db->getQueryBuilder();
+		$qb->delete($this->tableName)
+			->where($qb->expr()->eq('uid', $qb->createNamedParameter($uid)))
+			->andWhere($qb->expr()->lt('last_activity', $qb->createNamedParameter($before, IQueryBuilder::PARAM_INT)))
+			->andWhere($qb->expr()->eq('version', $qb->createNamedParameter(PublicKeyToken::VERSION, IQueryBuilder::PARAM_INT)));
+		return $qb->executeStatement();
+	}
+
+	/**
+	 * Get the user UID for the given token
+	 *
+	 * @throws DoesNotExistException
+	 */
+	public function getToken(string $token): PublicKeyToken {
+		/* @var $qb IQueryBuilder */
+		$qb = $this->db->getQueryBuilder();
+		$result = $qb->select('*')
+			->from($this->tableName)
+			->where($qb->expr()->eq('token', $qb->createNamedParameter($token)))
+			->andWhere($qb->expr()->eq('version', $qb->createNamedParameter(PublicKeyToken::VERSION, IQueryBuilder::PARAM_INT)))
+			->execute();
+
+		$data = $result->fetch();
+		$result->closeCursor();
+		if ($data === false) {
+			throw new DoesNotExistException('token does not exist');
+		}
+		return PublicKeyToken::fromRow($data);
+	}
+
+	/**
+	 * Get the token for $id
+	 *
+	 * @throws DoesNotExistException
+	 */
+	public function getTokenById(int $id): PublicKeyToken {
+		/* @var $qb IQueryBuilder */
+		$qb = $this->db->getQueryBuilder();
+		$result = $qb->select('*')
+			->from($this->tableName)
+			->where($qb->expr()->eq('id', $qb->createNamedParameter($id)))
+			->andWhere($qb->expr()->eq('version', $qb->createNamedParameter(PublicKeyToken::VERSION, IQueryBuilder::PARAM_INT)))
+			->execute();
+
+		$data = $result->fetch();
+		$result->closeCursor();
+		if ($data === false) {
+			throw new DoesNotExistException('token does not exist');
+		}
+		return PublicKeyToken::fromRow($data);
+	}
+
+	/**
+	 * Get all tokens of a user
+	 *
+	 * The provider may limit the number of result rows in case of an abuse
+	 * where a high number of (session) tokens is generated
+	 *
+	 * @param string $uid
+	 * @return PublicKeyToken[]
+	 */
+	public function getTokenByUser(string $uid): array {
+		/* @var $qb IQueryBuilder */
+		$qb = $this->db->getQueryBuilder();
+		$qb->select('*')
+			->from($this->tableName)
+			->where($qb->expr()->eq('uid', $qb->createNamedParameter($uid)))
+			->andWhere($qb->expr()->eq('version', $qb->createNamedParameter(PublicKeyToken::VERSION, IQueryBuilder::PARAM_INT)))
+			->setMaxResults(1000);
+		$result = $qb->execute();
+		$data = $result->fetchAll();
+		$result->closeCursor();
+
+		$entities = array_map(function ($row) {
+			return PublicKeyToken::fromRow($row);
+		}, $data);
+
+		return $entities;
+	}
+
+	public function deleteById(string $uid, int $id) {
+		/* @var $qb IQueryBuilder */
+		$qb = $this->db->getQueryBuilder();
+		$qb->delete($this->tableName)
+			->where($qb->expr()->eq('id', $qb->createNamedParameter($id)))
+			->andWhere($qb->expr()->eq('uid', $qb->createNamedParameter($uid)))
+			->andWhere($qb->expr()->eq('version', $qb->createNamedParameter(PublicKeyToken::VERSION, IQueryBuilder::PARAM_INT)));
+		$qb->execute();
+	}
+
+	/**
+	 * delete all auth token which belong to a specific client if the client was deleted
+	 *
+	 * @param string $name
+	 */
+	public function deleteByName(string $name) {
+		$qb = $this->db->getQueryBuilder();
+		$qb->delete($this->tableName)
+			->where($qb->expr()->eq('name', $qb->createNamedParameter($name), IQueryBuilder::PARAM_STR))
+			->andWhere($qb->expr()->eq('version', $qb->createNamedParameter(PublicKeyToken::VERSION, IQueryBuilder::PARAM_INT)));
+		$qb->execute();
+	}
+
+	public function deleteTempToken(PublicKeyToken $except) {
+		$qb = $this->db->getQueryBuilder();
+
+		$qb->delete($this->tableName)
+			->where($qb->expr()->eq('uid', $qb->createNamedParameter($except->getUID())))
+			->andWhere($qb->expr()->eq('type', $qb->createNamedParameter(IToken::TEMPORARY_TOKEN)))
+			->andWhere($qb->expr()->neq('id', $qb->createNamedParameter($except->getId())))
+			->andWhere($qb->expr()->eq('version', $qb->createNamedParameter(PublicKeyToken::VERSION, IQueryBuilder::PARAM_INT)));
+
+		$qb->execute();
+	}
+
+	public function hasExpiredTokens(string $uid): bool {
+		$qb = $this->db->getQueryBuilder();
+		$qb->select('*')
+			->from($this->tableName)
+			->where($qb->expr()->eq('uid', $qb->createNamedParameter($uid)))
+			->andWhere($qb->expr()->eq('password_invalid', $qb->createNamedParameter(true), IQueryBuilder::PARAM_BOOL))
+			->setMaxResults(1);
+
+		$cursor = $qb->execute();
+		$data = $cursor->fetchAll();
+		$cursor->closeCursor();
+
+		return count($data) === 1;
+	}
+
+	/**
+	 * Update the last activity timestamp
+	 *
+	 * In highly concurrent setups it can happen that two parallel processes
+	 * trigger the update at (nearly) the same time. In that special case it's
+	 * not necessary to hit the database with two actual updates. Therefore the
+	 * target last activity is included in the WHERE clause with a few seconds
+	 * of tolerance.
+	 *
+	 * Example:
+	 * - process 1 (P1) reads the token at timestamp 1500
+	 * - process 1 (P2) reads the token at timestamp 1501
+	 * - activity update interval is 100
+	 *
+	 * This means
+	 *
+	 * - P1 will see a last_activity smaller than the current time and update
+	 *   the token row
+	 * - If P2 reads after P1 had written, it will see 1600 as last activity
+	 *   and the comparison on last_activity won't be truthy. This means no rows
+	 *   need to be updated a second time
+	 * - If P2 reads before P1 had written, it will see 1501 as last activity,
+	 *   but the comparison on last_activity will still not be truthy and the
+	 *   token row is not updated a second time
+	 *
+	 * @param IToken $token
+	 * @param int $now
+	 */
+	public function updateActivity(IToken $token, int $now): void {
+		$qb = $this->db->getQueryBuilder();
+		$update = $qb->update($this->getTableName())
+			->set('last_activity', $qb->createNamedParameter($now, IQueryBuilder::PARAM_INT))
+			->where(
+				$qb->expr()->eq('id', $qb->createNamedParameter($token->getId(), IQueryBuilder::PARAM_INT), IQueryBuilder::PARAM_INT),
+				$qb->expr()->lt('last_activity', $qb->createNamedParameter($now - 15, IQueryBuilder::PARAM_INT), IQueryBuilder::PARAM_INT)
+			);
+		$update->executeStatement();
+	}
+
+	public function updateHashesForUser(string $userId, string $passwordHash): void {
+		$qb = $this->db->getQueryBuilder();
+		$update = $qb->update($this->getTableName())
+			->set('password_hash', $qb->createNamedParameter($passwordHash))
+			->where(
+				$qb->expr()->eq('uid', $qb->createNamedParameter($userId))
+			);
+		$update->executeStatement();
+	}
+
+	public function getFirstTokenForUser(string $userId): ?PublicKeyToken {
+		$qb = $this->db->getQueryBuilder();
+		$qb->select('*')
+			->from($this->getTableName())
+			->where($qb->expr()->eq('uid', $qb->createNamedParameter($userId)))
+			->setMaxResults(1)
+			->orderBy('id');
+		$result = $qb->executeQuery();
+
+		$data = $result->fetch();
+		$result->closeCursor();
+		if ($data === false) {
+			return null;
+		}
+		return PublicKeyToken::fromRow($data);
+	}
+}

wedding-pics/lib/private/Authentication/Token/PublicKeyTokenProvider.php

@@ -0,0 +1,555 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Christoph Wurst <christoph@winzerhof-wurst.at>
+ * @author Daniel Kesselberg <mail@danielkesselberg.de>
+ * @author Joas Schilling <coding@schilljs.com>
+ * @author Morris Jobke <hey@morrisjobke.de>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Authentication\Token;
+
+use OC\Authentication\Exceptions\ExpiredTokenException;
+use OC\Authentication\Exceptions\InvalidTokenException;
+use OC\Authentication\Exceptions\PasswordlessTokenException;
+use OC\Authentication\Exceptions\TokenPasswordExpiredException;
+use OC\Authentication\Exceptions\WipeTokenException;
+use OCP\AppFramework\Db\DoesNotExistException;
+use OCP\AppFramework\Db\TTransactional;
+use OCP\AppFramework\Utility\ITimeFactory;
+use OCP\Authentication\Token\IToken as OCPIToken;
+use OCP\Cache\CappedMemoryCache;
+use OCP\IConfig;
+use OCP\IDBConnection;
+use OCP\IUserManager;
+use OCP\Security\ICrypto;
+use OCP\Security\IHasher;
+use Psr\Log\LoggerInterface;
+
+class PublicKeyTokenProvider implements IProvider {
+	public const TOKEN_MIN_LENGTH = 22;
+
+	use TTransactional;
+
+	/** @var PublicKeyTokenMapper */
+	private $mapper;
+
+	/** @var ICrypto */
+	private $crypto;
+
+	/** @var IConfig */
+	private $config;
+
+	private IDBConnection $db;
+
+	/** @var LoggerInterface */
+	private $logger;
+
+	/** @var ITimeFactory */
+	private $time;
+
+	/** @var CappedMemoryCache */
+	private $cache;
+
+	private IHasher $hasher;
+
+	public function __construct(PublicKeyTokenMapper $mapper,
+		ICrypto $crypto,
+		IConfig $config,
+		IDBConnection $db,
+		LoggerInterface $logger,
+		ITimeFactory $time,
+		IHasher $hasher) {
+		$this->mapper = $mapper;
+		$this->crypto = $crypto;
+		$this->config = $config;
+		$this->db = $db;
+		$this->logger = $logger;
+		$this->time = $time;
+
+		$this->cache = new CappedMemoryCache();
+		$this->hasher = $hasher;
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function generateToken(string $token,
+		string $uid,
+		string $loginName,
+		?string $password,
+		string $name,
+		int $type = OCPIToken::TEMPORARY_TOKEN,
+		int $remember = OCPIToken::DO_NOT_REMEMBER): OCPIToken {
+		if (strlen($token) < self::TOKEN_MIN_LENGTH) {
+			$exception = new InvalidTokenException('Token is too short, minimum of ' . self::TOKEN_MIN_LENGTH . ' characters is required, ' . strlen($token) . ' characters given');
+			$this->logger->error('Invalid token provided when generating new token', ['exception' => $exception]);
+			throw $exception;
+		}
+
+		if (mb_strlen($name) > 128) {
+			$name = mb_substr($name, 0, 120) . '…';
+		}
+
+		// We need to check against one old token to see if there is a password
+		// hash that we can reuse for detecting outdated passwords
+		$randomOldToken = $this->mapper->getFirstTokenForUser($uid);
+		$oldTokenMatches = $randomOldToken && $randomOldToken->getPasswordHash() && $password !== null && $this->hasher->verify(sha1($password) . $password, $randomOldToken->getPasswordHash());
+
+		$dbToken = $this->newToken($token, $uid, $loginName, $password, $name, $type, $remember);
+
+		if ($oldTokenMatches) {
+			$dbToken->setPasswordHash($randomOldToken->getPasswordHash());
+		}
+
+		$this->mapper->insert($dbToken);
+
+		if (!$oldTokenMatches && $password !== null) {
+			$this->updatePasswords($uid, $password);
+		}
+
+		// Add the token to the cache
+		$this->cache[$dbToken->getToken()] = $dbToken;
+
+		return $dbToken;
+	}
+
+	public function getToken(string $tokenId): OCPIToken {
+		/**
+		 * Token length: 72
+		 * @see \OC\Core\Controller\ClientFlowLoginController::generateAppPassword
+		 * @see \OC\Core\Controller\AppPasswordController::getAppPassword
+		 * @see \OC\Core\Command\User\AddAppPassword::execute
+		 * @see \OC\Core\Service\LoginFlowV2Service::flowDone
+		 * @see \OCA\Talk\MatterbridgeManager::generatePassword
+		 * @see \OCA\Preferred_Providers\Controller\PasswordController::generateAppPassword
+		 * @see \OCA\GlobalSiteSelector\TokenHandler::generateAppPassword
+		 *
+		 * Token length: 22-256 - https://www.php.net/manual/en/session.configuration.php#ini.session.sid-length
+		 * @see \OC\User\Session::createSessionToken
+		 *
+		 * Token length: 29
+		 * @see \OCA\Settings\Controller\AuthSettingsController::generateRandomDeviceToken
+		 * @see \OCA\Registration\Service\RegistrationService::generateAppPassword
+		 */
+		if (strlen($tokenId) < self::TOKEN_MIN_LENGTH) {
+			throw new InvalidTokenException('Token is too short for a generated token, should be the password during basic auth');
+		}
+
+		$tokenHash = $this->hashToken($tokenId);
+
+		if (isset($this->cache[$tokenHash])) {
+			if ($this->cache[$tokenHash] instanceof DoesNotExistException) {
+				$ex = $this->cache[$tokenHash];
+				throw new InvalidTokenException("Token does not exist: " . $ex->getMessage(), 0, $ex);
+			}
+			$token = $this->cache[$tokenHash];
+		} else {
+			try {
+				$token = $this->mapper->getToken($tokenHash);
+				$this->cache[$token->getToken()] = $token;
+			} catch (DoesNotExistException $ex) {
+				try {
+					$token = $this->mapper->getToken($this->hashTokenWithEmptySecret($tokenId));
+					$this->cache[$token->getToken()] = $token;
+					$this->rotate($token, $tokenId, $tokenId);
+				} catch (DoesNotExistException $ex2) {
+					$this->cache[$tokenHash] = $ex2;
+					throw new InvalidTokenException("Token does not exist: " . $ex->getMessage(), 0, $ex);
+				}
+			}
+		}
+
+		if ((int)$token->getExpires() !== 0 && $token->getExpires() < $this->time->getTime()) {
+			throw new ExpiredTokenException($token);
+		}
+
+		if ($token->getType() === OCPIToken::WIPE_TOKEN) {
+			throw new WipeTokenException($token);
+		}
+
+		if ($token->getPasswordInvalid() === true) {
+			//The password is invalid we should throw an TokenPasswordExpiredException
+			throw new TokenPasswordExpiredException($token);
+		}
+
+		return $token;
+	}
+
+	public function getTokenById(int $tokenId): OCPIToken {
+		try {
+			$token = $this->mapper->getTokenById($tokenId);
+		} catch (DoesNotExistException $ex) {
+			throw new InvalidTokenException("Token with ID $tokenId does not exist: " . $ex->getMessage(), 0, $ex);
+		}
+
+		if ((int)$token->getExpires() !== 0 && $token->getExpires() < $this->time->getTime()) {
+			throw new ExpiredTokenException($token);
+		}
+
+		if ($token->getType() === OCPIToken::WIPE_TOKEN) {
+			throw new WipeTokenException($token);
+		}
+
+		if ($token->getPasswordInvalid() === true) {
+			//The password is invalid we should throw an TokenPasswordExpiredException
+			throw new TokenPasswordExpiredException($token);
+		}
+
+		return $token;
+	}
+
+	public function renewSessionToken(string $oldSessionId, string $sessionId): OCPIToken {
+		$this->cache->clear();
+
+		return $this->atomic(function () use ($oldSessionId, $sessionId) {
+			$token = $this->getToken($oldSessionId);
+
+			if (!($token instanceof PublicKeyToken)) {
+				throw new InvalidTokenException("Invalid token type");
+			}
+
+			$password = null;
+			if (!is_null($token->getPassword())) {
+				$privateKey = $this->decrypt($token->getPrivateKey(), $oldSessionId);
+				$password = $this->decryptPassword($token->getPassword(), $privateKey);
+			}
+			$newToken = $this->generateToken(
+				$sessionId,
+				$token->getUID(),
+				$token->getLoginName(),
+				$password,
+				$token->getName(),
+				OCPIToken::TEMPORARY_TOKEN,
+				$token->getRemember()
+			);
+
+			$this->mapper->delete($token);
+
+			return $newToken;
+		}, $this->db);
+	}
+
+	public function invalidateToken(string $token) {
+		$this->cache->clear();
+
+		$this->mapper->invalidate($this->hashToken($token));
+		$this->mapper->invalidate($this->hashTokenWithEmptySecret($token));
+	}
+
+	public function invalidateTokenById(string $uid, int $id) {
+		$this->cache->clear();
+
+		$this->mapper->deleteById($uid, $id);
+	}
+
+	public function invalidateOldTokens() {
+		$this->cache->clear();
+
+		$olderThan = $this->time->getTime() - $this->config->getSystemValueInt('session_lifetime', 60 * 60 * 24);
+		$this->logger->debug('Invalidating session tokens older than ' . date('c', $olderThan), ['app' => 'cron']);
+		$this->mapper->invalidateOld($olderThan, OCPIToken::DO_NOT_REMEMBER);
+		$rememberThreshold = $this->time->getTime() - $this->config->getSystemValueInt('remember_login_cookie_lifetime', 60 * 60 * 24 * 15);
+		$this->logger->debug('Invalidating remembered session tokens older than ' . date('c', $rememberThreshold), ['app' => 'cron']);
+		$this->mapper->invalidateOld($rememberThreshold, OCPIToken::REMEMBER);
+	}
+
+	public function invalidateLastUsedBefore(string $uid, int $before): void {
+		$this->cache->clear();
+
+		$this->mapper->invalidateLastUsedBefore($uid, $before);
+	}
+
+	public function updateToken(OCPIToken $token) {
+		$this->cache->clear();
+
+		if (!($token instanceof PublicKeyToken)) {
+			throw new InvalidTokenException("Invalid token type");
+		}
+		$this->mapper->update($token);
+	}
+
+	public function updateTokenActivity(OCPIToken $token) {
+		$this->cache->clear();
+
+		if (!($token instanceof PublicKeyToken)) {
+			throw new InvalidTokenException("Invalid token type");
+		}
+
+		$activityInterval = $this->config->getSystemValueInt('token_auth_activity_update', 60);
+		$activityInterval = min(max($activityInterval, 0), 300);
+
+		/** @var PublicKeyToken $token */
+		$now = $this->time->getTime();
+		if ($token->getLastActivity() < ($now - $activityInterval)) {
+			$token->setLastActivity($now);
+			$this->mapper->updateActivity($token, $now);
+		}
+	}
+
+	public function getTokenByUser(string $uid): array {
+		return $this->mapper->getTokenByUser($uid);
+	}
+
+	public function getPassword(OCPIToken $savedToken, string $tokenId): string {
+		if (!($savedToken instanceof PublicKeyToken)) {
+			throw new InvalidTokenException("Invalid token type");
+		}
+
+		if ($savedToken->getPassword() === null) {
+			throw new PasswordlessTokenException();
+		}
+
+		// Decrypt private key with tokenId
+		$privateKey = $this->decrypt($savedToken->getPrivateKey(), $tokenId);
+
+		// Decrypt password with private key
+		return $this->decryptPassword($savedToken->getPassword(), $privateKey);
+	}
+
+	public function setPassword(OCPIToken $token, string $tokenId, string $password) {
+		$this->cache->clear();
+
+		if (!($token instanceof PublicKeyToken)) {
+			throw new InvalidTokenException("Invalid token type");
+		}
+
+		$this->atomic(function () use ($password, $token) {
+			// When changing passwords all temp tokens are deleted
+			$this->mapper->deleteTempToken($token);
+
+			// Update the password for all tokens
+			$tokens = $this->mapper->getTokenByUser($token->getUID());
+			$hashedPassword = $this->hashPassword($password);
+			foreach ($tokens as $t) {
+				$publicKey = $t->getPublicKey();
+				$t->setPassword($this->encryptPassword($password, $publicKey));
+				$t->setPasswordHash($hashedPassword);
+				$this->updateToken($t);
+			}
+		}, $this->db);
+	}
+
+	private function hashPassword(string $password): string {
+		return $this->hasher->hash(sha1($password) . $password);
+	}
+
+	public function rotate(OCPIToken $token, string $oldTokenId, string $newTokenId): OCPIToken {
+		$this->cache->clear();
+
+		if (!($token instanceof PublicKeyToken)) {
+			throw new InvalidTokenException("Invalid token type");
+		}
+
+		// Decrypt private key with oldTokenId
+		$privateKey = $this->decrypt($token->getPrivateKey(), $oldTokenId);
+		// Encrypt with the new token
+		$token->setPrivateKey($this->encrypt($privateKey, $newTokenId));
+
+		$token->setToken($this->hashToken($newTokenId));
+		$this->updateToken($token);
+
+		return $token;
+	}
+
+	private function encrypt(string $plaintext, string $token): string {
+		$secret = $this->config->getSystemValueString('secret');
+		return $this->crypto->encrypt($plaintext, $token . $secret);
+	}
+
+	/**
+	 * @throws InvalidTokenException
+	 */
+	private function decrypt(string $cipherText, string $token): string {
+		$secret = $this->config->getSystemValueString('secret');
+		try {
+			return $this->crypto->decrypt($cipherText, $token . $secret);
+		} catch (\Exception $ex) {
+			// Retry with empty secret as a fallback for instances where the secret might not have been set by accident
+			try {
+				return $this->crypto->decrypt($cipherText, $token);
+			} catch (\Exception $ex2) {
+				// Delete the invalid token
+				$this->invalidateToken($token);
+				throw new InvalidTokenException("Could not decrypt token password: " . $ex->getMessage(), 0, $ex2);
+			}
+		}
+	}
+
+	private function encryptPassword(string $password, string $publicKey): string {
+		openssl_public_encrypt($password, $encryptedPassword, $publicKey, OPENSSL_PKCS1_OAEP_PADDING);
+		$encryptedPassword = base64_encode($encryptedPassword);
+
+		return $encryptedPassword;
+	}
+
+	private function decryptPassword(string $encryptedPassword, string $privateKey): string {
+		$encryptedPassword = base64_decode($encryptedPassword);
+		openssl_private_decrypt($encryptedPassword, $password, $privateKey, OPENSSL_PKCS1_OAEP_PADDING);
+
+		return $password;
+	}
+
+	private function hashToken(string $token): string {
+		$secret = $this->config->getSystemValueString('secret');
+		return hash('sha512', $token . $secret);
+	}
+
+	/**
+	 * @deprecated Fallback for instances where the secret might not have been set by accident
+	 */
+	private function hashTokenWithEmptySecret(string $token): string {
+		return hash('sha512', $token);
+	}
+
+	/**
+	 * @throws \RuntimeException when OpenSSL reports a problem
+	 */
+	private function newToken(string $token,
+		string $uid,
+		string $loginName,
+		$password,
+		string $name,
+		int $type,
+		int $remember): PublicKeyToken {
+		$dbToken = new PublicKeyToken();
+		$dbToken->setUid($uid);
+		$dbToken->setLoginName($loginName);
+
+		$config = array_merge([
+			'digest_alg' => 'sha512',
+			'private_key_bits' => $password !== null && strlen($password) > 250 ? 4096 : 2048,
+		], $this->config->getSystemValue('openssl', []));
+
+		// Generate new key
+		$res = openssl_pkey_new($config);
+		if ($res === false) {
+			$this->logOpensslError();
+			throw new \RuntimeException('OpenSSL reported a problem');
+		}
+
+		if (openssl_pkey_export($res, $privateKey, null, $config) === false) {
+			$this->logOpensslError();
+			throw new \RuntimeException('OpenSSL reported a problem');
+		}
+
+		// Extract the public key from $res to $pubKey
+		$publicKey = openssl_pkey_get_details($res);
+		$publicKey = $publicKey['key'];
+
+		$dbToken->setPublicKey($publicKey);
+		$dbToken->setPrivateKey($this->encrypt($privateKey, $token));
+
+		if (!is_null($password) && $this->config->getSystemValueBool('auth.storeCryptedPassword', true)) {
+			if (strlen($password) > IUserManager::MAX_PASSWORD_LENGTH) {
+				throw new \RuntimeException('Trying to save a password with more than 469 characters is not supported. If you want to use big passwords, disable the auth.storeCryptedPassword option in config.php');
+			}
+			$dbToken->setPassword($this->encryptPassword($password, $publicKey));
+			$dbToken->setPasswordHash($this->hashPassword($password));
+		}
+
+		$dbToken->setName($name);
+		$dbToken->setToken($this->hashToken($token));
+		$dbToken->setType($type);
+		$dbToken->setRemember($remember);
+		$dbToken->setLastActivity($this->time->getTime());
+		$dbToken->setLastCheck($this->time->getTime());
+		$dbToken->setVersion(PublicKeyToken::VERSION);
+
+		return $dbToken;
+	}
+
+	public function markPasswordInvalid(OCPIToken $token, string $tokenId) {
+		$this->cache->clear();
+
+		if (!($token instanceof PublicKeyToken)) {
+			throw new InvalidTokenException("Invalid token type");
+		}
+
+		$token->setPasswordInvalid(true);
+		$this->mapper->update($token);
+	}
+
+	public function updatePasswords(string $uid, string $password) {
+		$this->cache->clear();
+
+		// prevent setting an empty pw as result of pw-less-login
+		if ($password === '' || !$this->config->getSystemValueBool('auth.storeCryptedPassword', true)) {
+			return;
+		}
+
+		$this->atomic(function () use ($password, $uid) {
+			// Update the password for all tokens
+			$tokens = $this->mapper->getTokenByUser($uid);
+			$newPasswordHash = null;
+
+			/**
+			 * - true: The password hash could not be verified anymore
+			 *     and the token needs to be updated with the newly encrypted password
+			 * - false: The hash could still be verified
+			 * - missing: The hash needs to be verified
+			 */
+			$hashNeedsUpdate = [];
+
+			foreach ($tokens as $t) {
+				if (!isset($hashNeedsUpdate[$t->getPasswordHash()])) {
+					if ($t->getPasswordHash() === null) {
+						$hashNeedsUpdate[$t->getPasswordHash() ?: ''] = true;
+					} elseif (!$this->hasher->verify(sha1($password) . $password, $t->getPasswordHash())) {
+						$hashNeedsUpdate[$t->getPasswordHash() ?: ''] = true;
+					} else {
+						$hashNeedsUpdate[$t->getPasswordHash() ?: ''] = false;
+					}
+				}
+				$needsUpdating = $hashNeedsUpdate[$t->getPasswordHash() ?: ''] ?? true;
+
+				if ($needsUpdating) {
+					if ($newPasswordHash === null) {
+						$newPasswordHash = $this->hashPassword($password);
+					}
+
+					$publicKey = $t->getPublicKey();
+					$t->setPassword($this->encryptPassword($password, $publicKey));
+					$t->setPasswordHash($newPasswordHash);
+					$t->setPasswordInvalid(false);
+					$this->updateToken($t);
+				}
+			}
+
+			// If password hashes are different we update them all to be equal so
+			// that the next execution only needs to verify once
+			if (count($hashNeedsUpdate) > 1) {
+				$newPasswordHash = $this->hashPassword($password);
+				$this->mapper->updateHashesForUser($uid, $newPasswordHash);
+			}
+		}, $this->db);
+	}
+
+	private function logOpensslError() {
+		$errors = [];
+		while ($error = openssl_error_string()) {
+			$errors[] = $error;
+		}
+		$this->logger->critical('Something is wrong with your openssl setup: ' . implode(', ', $errors));
+	}
+}

wedding-pics/lib/private/Authentication/Token/RemoteWipe.php

@@ -0,0 +1,153 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @author Christoph Wurst <christoph@winzerhof-wurst.at>
+ * @author Joas Schilling <coding@schilljs.com>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Authentication\Token;
+
+use OC\Authentication\Events\RemoteWipeFinished;
+use OC\Authentication\Events\RemoteWipeStarted;
+use OCP\Authentication\Exceptions\InvalidTokenException;
+use OCP\Authentication\Exceptions\WipeTokenException;
+use OCP\EventDispatcher\IEventDispatcher;
+use OCP\IUser;
+use Psr\Log\LoggerInterface;
+use function array_filter;
+
+class RemoteWipe {
+	/** @var IProvider */
+	private $tokenProvider;
+
+	/** @var IEventDispatcher */
+	private $eventDispatcher;
+
+	/** @var LoggerInterface */
+	private $logger;
+
+	public function __construct(IProvider $tokenProvider,
+		IEventDispatcher $eventDispatcher,
+		LoggerInterface $logger) {
+		$this->tokenProvider = $tokenProvider;
+		$this->eventDispatcher = $eventDispatcher;
+		$this->logger = $logger;
+	}
+
+	/**
+	 * @param IToken $token
+	 * @return bool
+	 *
+	 * @throws InvalidTokenException
+	 * @throws WipeTokenException
+	 */
+	public function markTokenForWipe(IToken $token): bool {
+		if (!$token instanceof IWipeableToken) {
+			return false;
+		}
+
+		$token->wipe();
+		$this->tokenProvider->updateToken($token);
+
+		return true;
+	}
+
+	/**
+	 * @param IUser $user
+	 *
+	 * @return bool true if any tokens have been marked for remote wipe
+	 */
+	public function markAllTokensForWipe(IUser $user): bool {
+		$tokens = $this->tokenProvider->getTokenByUser($user->getUID());
+
+		/** @var IWipeableToken[] $wipeable */
+		$wipeable = array_filter($tokens, function (IToken $token) {
+			return $token instanceof IWipeableToken;
+		});
+
+		if (empty($wipeable)) {
+			return false;
+		}
+
+		foreach ($wipeable as $token) {
+			$token->wipe();
+			$this->tokenProvider->updateToken($token);
+		}
+
+		return true;
+	}
+
+	/**
+	 * @param string $token
+	 *
+	 * @return bool whether wiping was started
+	 * @throws InvalidTokenException
+	 *
+	 */
+	public function start(string $token): bool {
+		try {
+			$this->tokenProvider->getToken($token);
+
+			// We expect a WipedTokenException here. If we reach this point this
+			// is an ordinary token
+			return false;
+		} catch (WipeTokenException $e) {
+			// Expected -> continue below
+		}
+
+		$dbToken = $e->getToken();
+
+		$this->logger->info("user " . $dbToken->getUID() . " started a remote wipe");
+
+		$this->eventDispatcher->dispatch(RemoteWipeStarted::class, new RemoteWipeStarted($dbToken));
+
+		return true;
+	}
+
+	/**
+	 * @param string $token
+	 *
+	 * @return bool whether wiping could be finished
+	 * @throws InvalidTokenException
+	 */
+	public function finish(string $token): bool {
+		try {
+			$this->tokenProvider->getToken($token);
+
+			// We expect a WipedTokenException here. If we reach this point this
+			// is an ordinary token
+			return false;
+		} catch (WipeTokenException $e) {
+			// Expected -> continue below
+		}
+
+		$dbToken = $e->getToken();
+
+		$this->tokenProvider->invalidateToken($token);
+
+		$this->logger->info("user " . $dbToken->getUID() . " finished a remote wipe");
+		$this->eventDispatcher->dispatch(RemoteWipeFinished::class, new RemoteWipeFinished($dbToken));
+
+		return true;
+	}
+}

wedding-pics/lib/private/Authentication/Token/TokenCleanupJob.php

@@ -0,0 +1,41 @@
+<?php
+/**
+ * @copyright 2022 Thomas Citharel <nextcloud@tcit.fr>
+ *
+ * @author Thomas Citharel <nextcloud@tcit.fr>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License, version 3,
+ * along with this program. If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+namespace OC\Authentication\Token;
+
+use OCP\AppFramework\Utility\ITimeFactory;
+use OCP\BackgroundJob\TimedJob;
+
+class TokenCleanupJob extends TimedJob {
+	private IProvider $provider;
+
+	public function __construct(ITimeFactory $time, IProvider $provider) {
+		parent::__construct($time);
+		$this->provider = $provider;
+		// Run once a day at off-peak time
+		$this->setInterval(24 * 60 * 60);
+		$this->setTimeSensitivity(self::TIME_INSENSITIVE);
+	}
+
+	protected function run($argument) {
+		$this->provider->invalidateOldTokens();
+	}
+}