143 lines
4.3 KiB
PHP
143 lines
4.3 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2010-2022, the Friendica project
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program 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
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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use Friendica\App;
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use Friendica\Core\Logger;
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use Friendica\Core\System;
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use Friendica\Database\DBA;
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use Friendica\DI;
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use Friendica\Model\Attach;
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use Friendica\Model\User;
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use Friendica\Util\Strings;
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function wall_attach_post(App $a)
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{
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$isJson = (!empty($_GET['response']) && $_GET['response'] == 'json');
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if (DI::args()->getArgc() > 1) {
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$nick = DI::args()->getArgv()[1];
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$owner = User::getOwnerDataByNick($nick);
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if (!DBA::isResult($owner)) {
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Logger::warning('owner is not a valid record:', ['owner' => $owner, 'nick' => $nick]);
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if ($isJson) {
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System::jsonExit(['error' => DI::l10n()->t('Invalid request.')]);
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}
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return;
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}
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} else {
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Logger::warning('Argument count is zero or one (invalid)');
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if ($isJson) {
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System::jsonExit(['error' => DI::l10n()->t('Invalid request.')]);
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}
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return;
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}
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$can_post = false;
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$page_owner_uid = $owner['uid'];
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$page_owner_cid = $owner['id'];
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$community_page = $owner['page-flags'] == User::PAGE_FLAGS_COMMUNITY;
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if (DI::userSession()->getLocalUserId() && (DI::userSession()->getLocalUserId() == $page_owner_uid)) {
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$can_post = true;
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} elseif ($community_page && !empty(DI::userSession()->getRemoteContactID($page_owner_uid))) {
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$contact_id = DI::userSession()->getRemoteContactID($page_owner_uid);
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$can_post = DBA::exists('contact', ['blocked' => false, 'pending' => false, 'id' => $contact_id, 'uid' => $page_owner_uid]);
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}
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if (!$can_post) {
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Logger::warning('User does not have required permissions', ['contact_id' => $contact_id, 'page_owner_uid' => $page_owner_uid]);
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if ($isJson) {
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System::jsonExit(['error' => DI::l10n()->t('Permission denied.')]);
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}
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DI::sysmsg()->addNotice(DI::l10n()->t('Permission denied.'));
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System::exit();
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}
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if (empty($_FILES['userfile'])) {
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Logger::warning('No file uploaded (empty userfile)');
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if ($isJson) {
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System::jsonExit(['error' => DI::l10n()->t('Invalid request.')]);
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}
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System::exit();
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}
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$tempFileName = $_FILES['userfile']['tmp_name'];
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$fileName = basename($_FILES['userfile']['name']);
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$fileSize = intval($_FILES['userfile']['size']);
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$maxFileSize = DI::config()->get('system', 'maxfilesize');
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/*
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* Found html code written in text field of form, when trying to upload a
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* file with filesize greater than upload_max_filesize. Cause is unknown.
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* Then Filesize gets <= 0.
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*/
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if ($fileSize <= 0) {
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$msg = DI::l10n()->t('Sorry, maybe your upload is bigger than the PHP configuration allows') . '<br />' . DI::l10n()->t('Or - did you try to upload an empty file?');
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Logger::warning($msg, ['fileSize' => $fileSize]);
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@unlink($tempFileName);
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if ($isJson) {
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System::jsonExit(['error' => $msg]);
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} else {
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DI::sysmsg()->addNotice($msg);
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}
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System::exit();
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}
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if ($maxFileSize && $fileSize > $maxFileSize) {
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$msg = DI::l10n()->t('File exceeds size limit of %s', Strings::formatBytes($maxFileSize));
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Logger::warning($msg, ['fileSize' => $fileSize]);
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@unlink($tempFileName);
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if ($isJson) {
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System::jsonExit(['error' => $msg]);
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} else {
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echo $msg . '<br />';
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}
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System::exit();
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}
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$newid = Attach::storeFile($tempFileName, $page_owner_uid, $fileName, '<' . $page_owner_cid . '>');
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@unlink($tempFileName);
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if ($newid === false) {
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$msg = DI::l10n()->t('File upload failed.');
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Logger::warning($msg);
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if ($isJson) {
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System::jsonExit(['error' => $msg]);
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} else {
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echo $msg . '<br />';
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}
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System::exit();
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}
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if ($isJson) {
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System::jsonExit(['ok' => true, 'id' => $newid]);
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}
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$lf = "\n";
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echo $lf . $lf . '[attachment]' . $newid . '[/attachment]' . $lf;
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System::exit();
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// NOTREACHED
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}
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