393 lines
12 KiB
PHP
393 lines
12 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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* @see https://web.archive.org/web/20160405005550/http://portablecontacts.net/draft-spec.html
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*/
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use Friendica\App;
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use Friendica\Content\Text\BBCode;
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use Friendica\Core\Logger;
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use Friendica\Core\Protocol;
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use Friendica\Core\Renderer;
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use Friendica\Database\DBA;
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use Friendica\DI;
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use Friendica\Protocol\PortableContact;
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use Friendica\Util\DateTimeFormat;
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use Friendica\Util\Strings;
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use Friendica\Util\XML;
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function poco_init(App $a) {
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$system_mode = false;
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if (intval(DI::config()->get('system', 'block_public')) || (DI::config()->get('system', 'block_local_dir'))) {
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throw new \Friendica\Network\HTTPException\ForbiddenException();
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}
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if ($a->argc > 1) {
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$nickname = Strings::escapeTags(trim($a->argv[1]));
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}
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if (empty($nickname)) {
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if (!DBA::exists('profile', ['net-publish' => true])) {
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throw new \Friendica\Network\HTTPException\ForbiddenException();
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}
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$system_mode = true;
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}
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$format = ($_GET['format'] ?? '') ?: 'json';
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$justme = false;
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$global = false;
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if ($a->argc > 1 && $a->argv[1] === '@server') {
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// List of all servers that this server knows
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$ret = PortableContact::serverlist();
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header('Content-type: application/json');
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echo json_encode($ret);
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exit();
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}
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if ($a->argc > 1 && $a->argv[1] === '@global') {
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// List of all profiles that this server recently had data from
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$global = true;
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$update_limit = date(DateTimeFormat::MYSQL, time() - 30 * 86400);
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}
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if ($a->argc > 2 && $a->argv[2] === '@me') {
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$justme = true;
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}
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if ($a->argc > 3 && $a->argv[3] === '@all') {
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$justme = false;
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}
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if ($a->argc > 3 && $a->argv[3] === '@self') {
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$justme = true;
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}
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if ($a->argc > 4 && intval($a->argv[4]) && $justme == false) {
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$cid = intval($a->argv[4]);
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}
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if (!$system_mode && !$global) {
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$user = DBA::fetchFirst("SELECT `user`.`uid`, `user`.`nickname` FROM `user`
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INNER JOIN `profile` ON `user`.`uid` = `profile`.`uid`
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WHERE `user`.`nickname` = ? AND NOT `profile`.`hide-friends`",
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$nickname);
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if (!DBA::isResult($user)) {
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throw new \Friendica\Network\HTTPException\NotFoundException();
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}
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}
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if ($justme) {
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$sql_extra = " AND `contact`.`self` = 1 ";
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} else {
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$sql_extra = "";
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}
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if (!empty($cid)) {
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$sql_extra = sprintf(" AND `contact`.`id` = %d ", intval($cid));
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}
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if (!empty($_GET['updatedSince'])) {
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$update_limit = date(DateTimeFormat::MYSQL, strtotime($_GET['updatedSince']));
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}
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if ($global) {
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$contacts = q("SELECT count(*) AS `total` FROM `gcontact` WHERE `updated` >= '%s' AND `updated` >= `last_failure` AND NOT `hide` AND `network` IN ('%s', '%s', '%s')",
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DBA::escape($update_limit),
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DBA::escape(Protocol::DFRN),
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DBA::escape(Protocol::DIASPORA),
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DBA::escape(Protocol::OSTATUS)
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);
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} elseif ($system_mode) {
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$totalResults = DBA::count('profile', ['net-publish' => true]);
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} else {
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$contacts = q("SELECT count(*) AS `total` FROM `contact` WHERE `uid` = %d AND `blocked` = 0 AND `pending` = 0 AND `hidden` = 0 AND `archive` = 0
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AND (`success_update` >= `failure_update` OR `last-item` >= `failure_update`)
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AND `network` IN ('%s', '%s', '%s', '%s') $sql_extra",
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intval($user['uid']),
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DBA::escape(Protocol::DFRN),
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DBA::escape(Protocol::DIASPORA),
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DBA::escape(Protocol::OSTATUS),
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DBA::escape(Protocol::STATUSNET)
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);
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}
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if (empty($totalResults) && DBA::isResult($contacts)) {
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$totalResults = intval($contacts[0]['total']);
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} elseif (empty($totalResults)) {
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$totalResults = 0;
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}
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if (!empty($_GET['startIndex'])) {
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$startIndex = intval($_GET['startIndex']);
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} else {
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$startIndex = 0;
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}
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$itemsPerPage = ((!empty($_GET['count'])) ? intval($_GET['count']) : $totalResults);
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if ($global) {
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Logger::log("Start global query", Logger::DEBUG);
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$contacts = q("SELECT * FROM `gcontact` WHERE `updated` > '%s' AND NOT `hide` AND `network` IN ('%s', '%s', '%s') AND `updated` > `last_failure`
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ORDER BY `updated` DESC LIMIT %d, %d",
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DBA::escape($update_limit),
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DBA::escape(Protocol::DFRN),
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DBA::escape(Protocol::DIASPORA),
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DBA::escape(Protocol::OSTATUS),
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intval($startIndex),
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intval($itemsPerPage)
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);
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} elseif ($system_mode) {
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Logger::log("Start system mode query", Logger::DEBUG);
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$contacts = q("SELECT `contact`.*, `profile`.`about` AS `pabout`, `profile`.`locality` AS `plocation`, `profile`.`pub_keywords`,
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`profile`.`address` AS `paddress`, `profile`.`region` AS `pregion`,
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`profile`.`postal-code` AS `ppostalcode`, `profile`.`country-name` AS `pcountry`, `user`.`account-type`
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FROM `contact` INNER JOIN `profile` ON `profile`.`uid` = `contact`.`uid`
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INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
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WHERE `self` = 1 AND `profile`.`net-publish`
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LIMIT %d, %d",
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intval($startIndex),
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intval($itemsPerPage)
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);
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} else {
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Logger::log("Start query for user " . $user['nickname'], Logger::DEBUG);
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$contacts = q("SELECT * FROM `contact` WHERE `uid` = %d AND `blocked` = 0 AND `pending` = 0 AND `hidden` = 0 AND `archive` = 0
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AND (`success_update` >= `failure_update` OR `last-item` >= `failure_update`)
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AND `network` IN ('%s', '%s', '%s', '%s') $sql_extra LIMIT %d, %d",
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intval($user['uid']),
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DBA::escape(Protocol::DFRN),
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DBA::escape(Protocol::DIASPORA),
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DBA::escape(Protocol::OSTATUS),
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DBA::escape(Protocol::STATUSNET),
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intval($startIndex),
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intval($itemsPerPage)
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);
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}
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Logger::log("Query done", Logger::DEBUG);
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$ret = [];
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if (!empty($_GET['sorted'])) {
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$ret['sorted'] = false;
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}
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if (!empty($_GET['filtered'])) {
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$ret['filtered'] = false;
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}
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if (!empty($_GET['updatedSince']) && ! $global) {
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$ret['updatedSince'] = false;
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}
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$ret['startIndex'] = (int) $startIndex;
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$ret['itemsPerPage'] = (int) $itemsPerPage;
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$ret['totalResults'] = (int) $totalResults;
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$ret['entry'] = [];
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$fields_ret = [
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'id' => false,
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'displayName' => false,
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'urls' => false,
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'updated' => false,
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'preferredUsername' => false,
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'photos' => false,
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'aboutMe' => false,
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'currentLocation' => false,
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'network' => false,
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'tags' => false,
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'address' => false,
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'contactType' => false,
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'generation' => false
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];
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if (empty($_GET['fields']) || ($_GET['fields'] === '@all')) {
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foreach ($fields_ret as $k => $v) {
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$fields_ret[$k] = true;
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}
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} else {
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$fields_req = explode(',', $_GET['fields']);
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foreach ($fields_req as $f) {
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$fields_ret[trim($f)] = true;
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}
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}
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if (is_array($contacts)) {
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if (DBA::isResult($contacts)) {
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foreach ($contacts as $contact) {
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if (!isset($contact['updated'])) {
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$contact['updated'] = '';
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}
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if (! isset($contact['generation'])) {
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if ($global) {
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$contact['generation'] = 3;
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} elseif ($system_mode) {
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$contact['generation'] = 1;
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} else {
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$contact['generation'] = 2;
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}
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}
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if (($contact['about'] == "") && isset($contact['pabout'])) {
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$contact['about'] = $contact['pabout'];
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}
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if ($contact['location'] == "") {
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if (isset($contact['plocation'])) {
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$contact['location'] = $contact['plocation'];
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}
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if (isset($contact['pregion']) && ( $contact['pregion'] != "")) {
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if ($contact['location'] != "") {
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$contact['location'] .= ", ";
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}
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$contact['location'] .= $contact['pregion'];
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}
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if (isset($contact['pcountry']) && ( $contact['pcountry'] != "")) {
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if ($contact['location'] != "") {
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$contact['location'] .= ", ";
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}
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$contact['location'] .= $contact['pcountry'];
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}
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}
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if (($contact['keywords'] == "") && isset($contact['pub_keywords'])) {
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$contact['keywords'] = $contact['pub_keywords'];
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}
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if (isset($contact['account-type'])) {
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$contact['contact-type'] = $contact['account-type'];
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}
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$about = DI::cache()->get("about:" . $contact['updated'] . ":" . $contact['nurl']);
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if (is_null($about)) {
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$about = BBCode::convert($contact['about'], false);
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DI::cache()->set("about:" . $contact['updated'] . ":" . $contact['nurl'], $about);
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}
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// Non connected persons can only see the keywords of a Diaspora account
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if ($contact['network'] == Protocol::DIASPORA) {
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$contact['location'] = "";
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$about = "";
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}
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$entry = [];
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if ($fields_ret['id']) {
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$entry['id'] = (int)$contact['id'];
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}
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if ($fields_ret['displayName']) {
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$entry['displayName'] = $contact['name'];
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}
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if ($fields_ret['aboutMe']) {
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$entry['aboutMe'] = $about;
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}
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if ($fields_ret['currentLocation']) {
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$entry['currentLocation'] = $contact['location'];
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}
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if ($fields_ret['generation']) {
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$entry['generation'] = (int)$contact['generation'];
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}
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if ($fields_ret['urls']) {
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$entry['urls'] = [['value' => $contact['url'], 'type' => 'profile']];
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if ($contact['addr'] && ($contact['network'] !== Protocol::MAIL)) {
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$entry['urls'][] = ['value' => 'acct:' . $contact['addr'], 'type' => 'webfinger'];
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}
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}
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if ($fields_ret['preferredUsername']) {
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$entry['preferredUsername'] = $contact['nick'];
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}
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if ($fields_ret['updated']) {
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if (! $global) {
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$entry['updated'] = $contact['success_update'];
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if ($contact['name-date'] > $entry['updated']) {
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$entry['updated'] = $contact['name-date'];
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}
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if ($contact['uri-date'] > $entry['updated']) {
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$entry['updated'] = $contact['uri-date'];
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}
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if ($contact['avatar-date'] > $entry['updated']) {
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$entry['updated'] = $contact['avatar-date'];
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}
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} else {
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$entry['updated'] = $contact['updated'];
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}
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$entry['updated'] = date("c", strtotime($entry['updated']));
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}
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if ($fields_ret['photos']) {
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$entry['photos'] = [['value' => $contact['photo'], 'type' => 'profile']];
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}
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if ($fields_ret['network']) {
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$entry['network'] = $contact['network'];
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if ($entry['network'] == Protocol::STATUSNET) {
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$entry['network'] = Protocol::OSTATUS;
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}
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if (($entry['network'] == "") && ($contact['self'])) {
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$entry['network'] = Protocol::DFRN;
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}
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}
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if ($fields_ret['tags']) {
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$tags = str_replace(",", " ", $contact['keywords']);
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$tags = explode(" ", $tags);
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$cleaned = [];
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foreach ($tags as $tag) {
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$tag = trim(strtolower($tag));
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if ($tag != "") {
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$cleaned[] = $tag;
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}
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}
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$entry['tags'] = [$cleaned];
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}
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if ($fields_ret['address']) {
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$entry['address'] = [];
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// Deactivated. It just reveals too much data. (Although its from the default profile)
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//if (isset($rr['paddress']))
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// $entry['address']['streetAddress'] = $rr['paddress'];
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if (isset($contact['plocation'])) {
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$entry['address']['locality'] = $contact['plocation'];
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}
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if (isset($contact['pregion'])) {
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$entry['address']['region'] = $contact['pregion'];
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}
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// See above
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//if (isset($rr['ppostalcode']))
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// $entry['address']['postalCode'] = $rr['ppostalcode'];
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if (isset($contact['pcountry'])) {
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$entry['address']['country'] = $contact['pcountry'];
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}
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}
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if ($fields_ret['contactType']) {
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$entry['contactType'] = intval($contact['contact-type']);
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}
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$ret['entry'][] = $entry;
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}
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} else {
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$ret['entry'][] = [];
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}
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} else {
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throw new \Friendica\Network\HTTPException\InternalServerErrorException();
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}
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Logger::log("End of poco", Logger::DEBUG);
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if ($format === 'xml') {
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header('Content-type: text/xml');
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echo Renderer::replaceMacros(Renderer::getMarkupTemplate('poco_xml.tpl'), XML::arrayEscape(['$response' => $ret]));
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exit();
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}
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if ($format === 'json') {
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header('Content-type: application/json');
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echo json_encode($ret);
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exit();
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} else {
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throw new \Friendica\Network\HTTPException\InternalServerErrorException();
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}
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}
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