334 lines
11 KiB
PHP
334 lines
11 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2020, Friendica
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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\Core;
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use Friendica\App\Page;
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use Friendica\Database\DBA;
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use Friendica\DI;
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use Friendica\Model\Contact;
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use Friendica\Model\Group;
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/**
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* Handle ACL management and display
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*/
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class ACL
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{
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/**
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* Returns a select input tag with all the contact of the local user
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*
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* @param string $selname Name attribute of the select input tag
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* @param string $selclass Class attribute of the select input tag
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* @param array $preselected Contact IDs that should be already selected
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* @param int $size Length of the select box
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* @param int $tabindex Select input tag tabindex attribute
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* @return string
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* @throws \Exception
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*/
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public static function getMessageContactSelectHTML($selname, $selclass, array $preselected = [], $size = 4, $tabindex = null)
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{
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$a = DI::app();
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$o = '';
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// When used for private messages, we limit correspondence to mutual DFRN/Friendica friends and the selector
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// to one recipient. By default our selector allows multiple selects amongst all contacts.
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$sql_extra = sprintf(" AND `rel` = %d ", intval(Contact::FRIEND));
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$sql_extra .= sprintf(" AND `network` IN ('%s' , '%s') ", Protocol::DFRN, Protocol::DIASPORA);
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$tabindex_attr = !empty($tabindex) ? ' tabindex="' . intval($tabindex) . '"' : '';
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$hidepreselected = '';
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if ($preselected) {
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$sql_extra .= " AND `id` IN (" . implode(",", $preselected) . ")";
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$hidepreselected = ' style="display: none;"';
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}
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$o .= "<select name=\"$selname\" id=\"$selclass\" class=\"$selclass\" size=\"$size\"$tabindex_attr$hidepreselected>\r\n";
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$stmt = DBA::p("SELECT `id`, `name`, `url`, `network` FROM `contact`
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WHERE `uid` = ? AND NOT `self` AND NOT `blocked` AND NOT `pending` AND NOT `archive` AND NOT `deleted` AND `notify` != ''
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$sql_extra
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ORDER BY `name` ASC ", intval(local_user())
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);
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$contacts = DBA::toArray($stmt);
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$arr = ['contact' => $contacts, 'entry' => $o];
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// e.g. 'network_pre_contact_deny', 'profile_pre_contact_allow'
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Hook::callAll(DI::module()->getName() . '_pre_' . $selname, $arr);
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$receiverlist = [];
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if (DBA::isResult($contacts)) {
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foreach ($contacts as $contact) {
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if (in_array($contact['id'], $preselected)) {
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$selected = ' selected="selected"';
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} else {
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$selected = '';
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}
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$trimmed = Protocol::formatMention($contact['url'], $contact['name']);
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$receiverlist[] = $trimmed;
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$o .= "<option value=\"{$contact['id']}\"$selected title=\"{$contact['name']}|{$contact['url']}\" >$trimmed</option>\r\n";
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}
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}
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$o .= '</select>' . PHP_EOL;
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if ($preselected) {
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$o .= implode(', ', $receiverlist);
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}
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Hook::callAll(DI::module()->getName() . '_post_' . $selname, $o);
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return $o;
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}
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/**
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* Return the default permission of the provided user array
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*
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* @param array $user
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* @return array Hash of contact id lists
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* @throws \Exception
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*/
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public static function getDefaultUserPermissions(array $user = null)
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{
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$aclFormatter = DI::aclFormatter();
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return [
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'allow_cid' => Contact::pruneUnavailable($aclFormatter->expand($user['allow_cid'] ?? '')),
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'allow_gid' => $aclFormatter->expand($user['allow_gid'] ?? ''),
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'deny_cid' => $aclFormatter->expand($user['deny_cid'] ?? ''),
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'deny_gid' => $aclFormatter->expand($user['deny_gid'] ?? ''),
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];
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}
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/**
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* Returns the ACL list of contacts for a given user id
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*
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* @param int $user_id
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* @param array $condition Additional contact lookup table conditions
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* @return array
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* @throws \Exception
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*/
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public static function getContactListByUserId(int $user_id, array $condition = [])
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{
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$fields = ['id', 'name', 'addr', 'micro'];
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$params = ['order' => ['name']];
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$acl_contacts = Contact::selectToArray(
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$fields,
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array_merge([
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'uid' => $user_id,
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'self' => false,
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'blocked' => false,
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'archive' => false,
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'deleted' => false,
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'pending' => false,
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'rel' => [Contact::FOLLOWER, Contact::FRIEND]
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], $condition),
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$params
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);
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$acl_yourself = Contact::selectFirst($fields, ['uid' => $user_id, 'self' => true]);
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$acl_yourself['name'] = DI::l10n()->t('Yourself');
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$acl_contacts[] = $acl_yourself;
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$acl_forums = Contact::selectToArray($fields,
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['uid' => $user_id, 'self' => false, 'blocked' => false, 'archive' => false, 'deleted' => false,
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'pending' => false, 'contact-type' => Contact::TYPE_COMMUNITY], $params
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);
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$acl_contacts = array_merge($acl_forums, $acl_contacts);
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array_walk($acl_contacts, function (&$value) {
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$value['type'] = 'contact';
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});
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return $acl_contacts;
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}
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/**
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* Returns the ACL list of groups (including meta-groups) for a given user id
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*
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* @param int $user_id
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* @return array
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*/
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public static function getGroupListByUserId(int $user_id)
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{
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$acl_groups = [
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[
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'id' => Group::FOLLOWERS,
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'name' => DI::l10n()->t('Followers'),
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'addr' => '',
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'micro' => 'images/twopeople.png',
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'type' => 'group',
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],
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[
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'id' => Group::MUTUALS,
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'name' => DI::l10n()->t('Mutuals'),
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'addr' => '',
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'micro' => 'images/twopeople.png',
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'type' => 'group',
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]
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];
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foreach (Group::getByUserId($user_id) as $group) {
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$acl_groups[] = [
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'id' => $group['id'],
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'name' => $group['name'],
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'addr' => '',
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'micro' => 'images/twopeople.png',
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'type' => 'group',
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];
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}
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return $acl_groups;
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}
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/**
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* Return the full jot ACL selector HTML
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*
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* @param Page $page
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* @param array $user User array
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* @param bool $for_federation
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* @param array $default_permissions Static defaults permission array:
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* [
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* 'allow_cid' => [],
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* 'allow_gid' => [],
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* 'deny_cid' => [],
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* 'deny_gid' => []
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* ]
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* @param array $condition
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* @param string $form_prefix
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* @return string
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
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*/
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public static function getFullSelectorHTML(
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Page $page,
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array $user = null,
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bool $for_federation = false,
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array $default_permissions = [],
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array $condition = [],
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$form_prefix = ''
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) {
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if (empty($user['uid'])) {
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return '';
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}
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static $input_group_id = 0;
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$input_group_id++;
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$page->registerFooterScript(Theme::getPathForFile('asset/typeahead.js/dist/typeahead.bundle.js'));
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$page->registerFooterScript(Theme::getPathForFile('js/friendica-tagsinput/friendica-tagsinput.js'));
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$page->registerStylesheet(Theme::getPathForFile('js/friendica-tagsinput/friendica-tagsinput.css'));
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$page->registerStylesheet(Theme::getPathForFile('js/friendica-tagsinput/friendica-tagsinput-typeahead.css'));
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// Defaults user permissions
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if (empty($default_permissions)) {
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$default_permissions = self::getDefaultUserPermissions($user);
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}
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$default_permissions = [
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'allow_cid' => $default_permissions['allow_cid'] ?? [],
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'allow_gid' => $default_permissions['allow_gid'] ?? [],
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'deny_cid' => $default_permissions['deny_cid'] ?? [],
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'deny_gid' => $default_permissions['deny_gid'] ?? [],
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];
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if (count($default_permissions['allow_cid'])
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+ count($default_permissions['allow_gid'])
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+ count($default_permissions['deny_cid'])
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+ count($default_permissions['deny_gid'])) {
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$visibility = 'custom';
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} else {
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$visibility = 'public';
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// Default permission display for custom panel
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$default_permissions['allow_gid'] = [Group::FOLLOWERS];
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}
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$jotnets_fields = [];
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if ($for_federation) {
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if (function_exists('imap_open') && !DI::config()->get('system', 'imap_disabled')) {
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$mailacct = DBA::selectFirst('mailacct', ['pubmail'], ['`uid` = ? AND `server` != ""', $user['uid']]);
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if (DBA::isResult($mailacct)) {
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$jotnets_fields[] = [
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'type' => 'checkbox',
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'field' => [
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'pubmail_enable',
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DI::l10n()->t('Post to Email'),
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!empty($mailacct['pubmail'])
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]
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];
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}
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}
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Hook::callAll('jot_networks', $jotnets_fields);
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}
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$acl_contacts = self::getContactListByUserId($user['uid'], $condition);
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$acl_groups = self::getGroupListByUserId($user['uid']);
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$acl_list = array_merge($acl_groups, $acl_contacts);
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$input_names = [
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'visibility' => $form_prefix ? $form_prefix . '[visibility]' : 'visibility',
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'group_allow' => $form_prefix ? $form_prefix . '[group_allow]' : 'group_allow',
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'contact_allow' => $form_prefix ? $form_prefix . '[contact_allow]' : 'contact_allow',
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'group_deny' => $form_prefix ? $form_prefix . '[group_deny]' : 'group_deny',
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'contact_deny' => $form_prefix ? $form_prefix . '[contact_deny]' : 'contact_deny',
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'emailcc' => $form_prefix ? $form_prefix . '[emailcc]' : 'emailcc',
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];
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$tpl = Renderer::getMarkupTemplate('acl_selector.tpl');
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$o = Renderer::replaceMacros($tpl, [
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'$public_title' => DI::l10n()->t('Public'),
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'$public_desc' => DI::l10n()->t('This content will be shown to all your followers and can be seen in the community pages and by anyone with its link.'),
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'$custom_title' => DI::l10n()->t('Limited/Private'),
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'$custom_desc' => DI::l10n()->t('This content will be shown only to the people in the first box, to the exception of the people mentioned in the second box. It won\'t appear anywhere public.'),
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'$allow_label' => DI::l10n()->t('Show to:'),
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'$deny_label' => DI::l10n()->t('Except to:'),
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'$emailcc' => DI::l10n()->t('CC: email addresses'),
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'$emtitle' => DI::l10n()->t('Example: bob@example.com, mary@example.com'),
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'$jotnets_summary' => DI::l10n()->t('Connectors'),
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'$visibility' => $visibility,
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'$acl_contacts' => $acl_contacts,
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'$acl_groups' => $acl_groups,
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'$acl_list' => $acl_list,
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'$contact_allow' => implode(',', $default_permissions['allow_cid']),
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'$group_allow' => implode(',', $default_permissions['allow_gid']),
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'$contact_deny' => implode(',', $default_permissions['deny_cid']),
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'$group_deny' => implode(',', $default_permissions['deny_gid']),
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'$for_federation' => $for_federation,
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'$jotnets_fields' => $jotnets_fields,
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'$input_names' => $input_names,
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'$input_group_id' => $input_group_id,
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]);
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return $o;
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}
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}
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