mirror of https://github.com/friendica/friendica
261 lines
8.0 KiB
PHP
261 lines
8.0 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2010-2024, 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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namespace Friendica\Module;
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use Friendica\Core\Hook;
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use Friendica\Core\Protocol;
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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\APContact;
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use Friendica\Model\Circle;
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use Friendica\Model\Item;
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use Friendica\Model\Post;
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use Friendica\Model\Tag;
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use Friendica\Model\User;
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use Friendica\Network\HTTPException;
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/**
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* Outputs the permission tooltip HTML content for the provided item, photo or event id.
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*/
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class PermissionTooltip extends \Friendica\BaseModule
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{
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protected function rawContent(array $request = [])
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{
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$type = $this->parameters['type'];
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$referenceId = $this->parameters['id'];
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$expectedTypes = ['item', 'photo', 'event'];
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if (!in_array($type, $expectedTypes)) {
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throw new HTTPException\BadRequestException(DI::l10n()->t('Wrong type "%s", expected one of: %s', $type, implode(', ', $expectedTypes)));
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}
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$condition = ['id' => $referenceId, 'uid' => [0, DI::userSession()->getLocalUserId()]];
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if ($type == 'item') {
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$fields = ['uid', 'psid', 'private', 'uri-id', 'origin', 'network'];
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$model = Post::selectFirst($fields, $condition, ['order' => ['uid' => true]]);
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if ($model['origin'] || ($model['network'] != Protocol::ACTIVITYPUB)) {
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$permissionSet = DI::permissionSet()->selectOneById($model['psid'], $model['uid']);
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$model['allow_cid'] = $permissionSet->allow_cid;
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$model['allow_gid'] = $permissionSet->allow_gid;
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$model['deny_cid'] = $permissionSet->deny_cid;
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$model['deny_gid'] = $permissionSet->deny_gid;
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} else {
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$model['allow_cid'] = [];
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$model['allow_gid'] = [];
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$model['deny_cid'] = [];
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$model['deny_gid'] = [];
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}
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} else {
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$fields = ['uid', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid'];
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$model = DBA::selectFirst($type, $fields, $condition);
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$model['allow_cid'] = DI::aclFormatter()->expand($model['allow_cid']);
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$model['allow_gid'] = DI::aclFormatter()->expand($model['allow_gid']);
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$model['deny_cid'] = DI::aclFormatter()->expand($model['deny_cid']);
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$model['deny_gid'] = DI::aclFormatter()->expand($model['deny_gid']);
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}
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if (!DBA::isResult($model)) {
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throw new HttpException\NotFoundException(DI::l10n()->t('Model not found'));
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}
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// Kept for backwards compatibility
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Hook::callAll('lockview_content', $model);
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if ($type == 'item') {
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$receivers = $this->fetchReceivers($model['uri-id']);
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if (empty($receivers)) {
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switch ($model['private']) {
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case Item::PUBLIC:
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$receivers = DI::l10n()->t('Public');
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break;
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case Item::UNLISTED:
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$receivers = DI::l10n()->t('Unlisted');
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break;
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case Item::PRIVATE:
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$receivers = DI::l10n()->t('Limited/Private');
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break;
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}
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}
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} else {
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$receivers = '';
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}
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if (empty($model['allow_cid'])
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&& empty($model['allow_gid'])
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&& empty($model['deny_cid'])
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&& empty($model['deny_gid'])
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&& empty($receivers))
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{
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echo DI::l10n()->t('Remote privacy information not available.');
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exit;
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}
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if (!empty($model['allow_cid']) || !empty($model['allow_gid']) || !empty($model['deny_cid']) || !empty($model['deny_gid'])) {
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$receivers = $this->fetchReceiversFromACL($model);
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}
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$this->httpExit(DI::l10n()->t('Visible to:') . '<br />' . $receivers);
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}
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/**
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* Fetch a list of receivers based on the ACL data
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*
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* @param array $model
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* @return string
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*/
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private function fetchReceiversFromACL(array $model)
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{
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$allowed_users = $model['allow_cid'];
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$allowed_circles = $model['allow_gid'];
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$deny_users = $model['deny_cid'];
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$deny_circles = $model['deny_gid'];
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$l = [];
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if (count($allowed_circles)) {
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$key = array_search(Circle::FOLLOWERS, $allowed_circles);
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if ($key !== false) {
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$l[] = '<b>' . DI::l10n()->t('Followers') . '</b>';
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unset($allowed_circles[$key]);
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}
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$key = array_search(Circle::MUTUALS, $allowed_circles);
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if ($key !== false) {
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$l[] = '<b>' . DI::l10n()->t('Mutuals') . '</b>';
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unset($allowed_circles[$key]);
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}
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foreach (DI::dba()->selectToArray('group', ['name'], ['id' => $allowed_circles]) as $circle) {
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$l[] = '<b>' . $circle['name'] . '</b>';
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}
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}
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foreach (DI::dba()->selectToArray('contact', ['name'], ['id' => $allowed_users]) as $contact) {
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$l[] = $contact['name'];
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}
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if (count($deny_circles)) {
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$key = array_search(Circle::FOLLOWERS, $deny_circles);
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if ($key !== false) {
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$l[] = '<b><strike>' . DI::l10n()->t('Followers') . '</strike></b>';
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unset($deny_circles[$key]);
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}
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$key = array_search(Circle::MUTUALS, $deny_circles);
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if ($key !== false) {
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$l[] = '<b><strike>' . DI::l10n()->t('Mutuals') . '</strike></b>';
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unset($deny_circles[$key]);
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}
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foreach (DI::dba()->selectToArray('group', ['name'], ['id' => $allowed_circles]) as $circle) {
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$l[] = '<b><strike>' . $circle['name'] . '</strike></b>';
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}
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}
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foreach (DI::dba()->selectToArray('contact', ['name'], ['id' => $deny_users]) as $contact) {
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$l[] = '<strike>' . $contact['name'] . '</strike>';
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}
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return implode(', ', $l);
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}
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/**
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* Fetch a list of receivers
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*
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* @param int $uriId
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* @return string
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*/
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private function fetchReceivers(int $uriId): string
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{
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$own_url = '';
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$uid = DI::userSession()->getLocalUserId();
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if ($uid) {
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$owner = User::getOwnerDataById($uid);
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if (!empty($owner['url'])) {
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$own_url = $owner['url'];
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}
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}
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$receivers = [];
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foreach (Tag::getByURIId($uriId, [Tag::TO, Tag::CC, Tag::BCC, Tag::AUDIENCE, Tag::ATTRIBUTED]) as $receiver) {
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// We only display BCC when it contains the current user
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if (($receiver['type'] == Tag::BCC) && ($receiver['url'] != $own_url)) {
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continue;
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}
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switch (Tag::getTargetType($receiver['url'], false)) {
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case Tag::PUBLIC_COLLECTION:
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$receivers[$receiver['type']][] = DI::l10n()->t('Public');
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break;
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case Tag::GENERAL_COLLECTION:
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$receivers[$receiver['type']][] = DI::l10n()->t('Collection (%s)', $receiver['name']);
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break;
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case Tag::FOLLOWER_COLLECTION:
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$apcontact = DBA::selectFirst('apcontact', ['name'], ['followers' => $receiver['url']]);
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$receivers[$receiver['type']][] = DI::l10n()->t('Followers (%s)', $apcontact['name'] ?? $receiver['name']);
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break;
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case Tag::ACCOUNT:
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$apcontact = APContact::getByURL($receiver['url'], false);
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$receivers[$receiver['type']][] = $apcontact['name'] ?? $receiver['name'];
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break;
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default:
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$receivers[$receiver['type']][] = $receiver['name'];
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break;
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}
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}
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$output = '';
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foreach ($receivers as $type => $receiver) {
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$max = DI::config()->get('system', 'max_receivers');
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$total = count($receiver);
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if ($total > $max) {
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$receiver = array_slice($receiver, 0, $max);
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$receiver[] = DI::l10n()->t('%d more', $total - $max);
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}
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switch ($type) {
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case Tag::TO:
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$output .= DI::l10n()->t('<b>To:</b> %s<br>', implode(', ', $receiver));
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break;
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case Tag::CC:
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$output .= DI::l10n()->t('<b>CC:</b> %s<br>', implode(', ', $receiver));
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break;
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case Tag::BCC:
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$output .= DI::l10n()->t('<b>BCC:</b> %s<br>', implode(', ', $receiver));
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break;
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case Tag::AUDIENCE:
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$output .= DI::l10n()->t('<b>Audience:</b> %s<br>', implode(', ', $receiver));
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break;
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case Tag::ATTRIBUTED:
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$output .= DI::l10n()->t('<b>Attributed To:</b> %s<br>', implode(', ', $receiver));
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break;
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}
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}
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return $output;
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}
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}
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