54 lines
1.3 KiB
PHP
54 lines
1.3 KiB
PHP
<?php
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/*
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* Copyright (c) 2010-2018 Tim Düsterhus.
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*
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* Use of this software is governed by the Business Source License
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* included in the LICENSE file.
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*
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* Change Date: 2022-08-16
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*
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* On the date above, in accordance with the Business Source
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* License, use of this software will be governed by version 2
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* or later of the General Public License.
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*/
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namespace chat\system\command;
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use \wcf\data\user\User;
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use \wcf\system\exception\UserInputException;
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use \wcf\system\WCF;
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/**
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* Adds helpful functions for commands that operate on a user.
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*/
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trait TNeedsUser {
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/**
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* Returns the user with the given username.
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*
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* @param string $username
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* @return \wcf\data\user\User
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*/
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protected function getUser($username) {
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static $cache = [ ];
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if (!isset($cache[$username])) {
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$cache[$username] = User::getUserByUsername($username);
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}
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return $cache[$username];
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}
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/**
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* Checks whether the given username is valid and throws otherwise.
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*
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* @param string $username
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* @return \wcf\data\user\User
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*/
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protected function assertUser($username) {
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$user = $this->getUser($username);
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if (!$user->userID) throw new UserInputException('message', WCF::getLanguage()->getDynamicVariable('chat.error.userNotFound', [ 'username' => $username ]));
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return $user;
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}
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}
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