forked from GNUsocial/gnu-social
93 lines
3.7 KiB
PHP
93 lines
3.7 KiB
PHP
<?php
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// {{{ License
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// This file is part of GNU social - https://www.gnu.org/software/social
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//
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// GNU social is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// GNU social is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
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// }}}
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namespace Plugin\FileQuota;
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use App\Core\Cache;
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use App\Core\DB\DB;
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use App\Core\Modules\Plugin;
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use App\Util\Common;
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use App\Util\Exception\ClientException;
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/**
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* Check attachment file size quotas
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*
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* @package GNUsocial
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* @ccategory Attachment
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*
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* @authir Hugo Sales <hugo@hsal.es>
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*
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* @copyright 2021 Free Software Foundation, Inc http://www.fsf.org
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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class FileQuota extends Plugin
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{
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/**
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* Check file size to ensure it repects configured file size
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* quotas. Handles per file, per user and per user-month quotas.
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* Throws on quota violations
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*/
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public function onEnforceQuota(int $user_id, int $filesize)
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{
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$file_quota = Common::config('attachments', 'file_quota');
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if ($filesize > $file_quota) {
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// TRANS: Message given if an upload is larger than the configured maximum.
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throw new ClientException(_m('No file may be larger than {quota} bytes and the file you sent was {size} bytes. ' .
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'Try to upload a smaller version.', ['quota' => $file_quota, 'size' => $filesize]));
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}
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$query = <<<END
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select sum(at.size) as total
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from attachment at
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join attachment_to_note an with at.id = an.attachment_id
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join note n with an.note_id = n.id
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where n.gsactor_id = :actor_id and at.size is not null
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END;
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$user_quota = Common::config('attachments', 'user_quota');
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if ($user_quota != false) {
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$cache_key_user_total = 'user-' . $user_id . 'file-quota';
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$user_total = Cache::get($cache_key_user_total, fn () => DB::dql($query, ['actor_id' => $user_id])[0]['total']);
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Cache::set($cache_key_user_total, $user_total + $filesize);
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if ($user_total + $filesize > $user_quota) {
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// TRANS: Message given if an upload would exceed user quota.
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throw new ClientException(_m('A file this large would exceed your user quota of {quota} bytes.', ['quota' => $user_quota]));
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}
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}
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$query .= ' AND MONTH(at.modified) = MONTH(CURRENT_DATE())'
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. ' AND YEAR(at.modified) = YEAR(CURRENT_DATE())';
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$monthly_quota = Common::config('attachments', 'monthly_quota');
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if ($monthly_quota != false) {
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$cache_key_user_monthly = 'user-' . $user_id . 'monthly-file-quota';
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$monthly_total = Cache::get($cache_key_user_monthly, fn () => DB::dql($query, ['actor_id' => $user_id])[0]['total']);
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Cache::set($cache_key_user_monthly, $monthly_total + $filesize);
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if ($monthly_total + $filesize > $monthly_quota) {
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// TRANS: Message given if an upload would exceed user quota.
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throw new ClientException(_m('A file this large would exceed your monthly quota of {quota} bytes.', ['quota' => $monthly_quota]));
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}
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}
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}
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}
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