3 * @copyright Copyright (C) 2020, Friendica
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Module;
24 use Friendica\BaseModule;
26 use Friendica\Core\Logger;
27 use Friendica\Core\Protocol;
28 use Friendica\Core\Renderer;
29 use Friendica\Core\Search;
30 use Friendica\Core\System;
31 use Friendica\Model\Profile;
32 use Friendica\Network\Probe;
35 * Remotely follow the account on this system by the provided account
37 class RemoteFollow extends BaseModule
39 public static function init(array $parameters = [])
41 Profile::load(DI::app(), $parameters['profile']);
44 public static function post(array $parameters = [])
48 if (!empty($_POST['cancel']) || empty($_POST['dfrn_url'])) {
49 DI::baseUrl()->redirect();
52 if (empty($a->profile['uid'])) {
53 notice(DI::l10n()->t('Profile unavailable.'));
57 $url = trim($_POST['dfrn_url']);
59 notice(DI::l10n()->t("Invalid locator"));
63 // Detect the network, make sure the provided URL is valid
64 $data = Probe::uri($url);
65 if ($data['network'] == Protocol::PHANTOM) {
66 notice(DI::l10n()->t("The provided profile link doesn't seem to be valid"));
70 // Fetch link for the "remote follow" functionality of the given profile
71 $follow_link_template = Probe::getRemoteFollowLink($url);
73 if (empty($follow_link_template)) {
74 notice(DI::l10n()->t("Remote subscription can't be done for your network. Please subscribe directly on your system."));
78 Logger::notice('Remote request', ['url' => $url, 'follow' => $a->profile['url'], 'remote' => $follow_link_template]);
80 // Substitute our user's feed URL into $follow_link_template
81 // Send the subscriber home to subscribe
82 // Diaspora needs the uri in the format user@domain.tld
83 if ($data['network'] == Protocol::DIASPORA) {
84 $uri = urlencode($a->profile['addr']);
86 $uri = urlencode($a->profile['url']);
89 $follow_link = str_replace('{uri}', $uri, $follow_link_template);
90 System::externalRedirect($follow_link);
93 public static function content(array $parameters = [])
97 if (empty($a->profile)) {
101 $target_addr = $a->profile['addr'];
102 $target_url = $a->profile['url'];
104 $tpl = Renderer::getMarkupTemplate('auto_request.tpl');
105 $o = Renderer::replaceMacros($tpl, [
106 '$header' => DI::l10n()->t('Friend/Connection Request'),
107 '$page_desc' => DI::l10n()->t('Enter your Webfinger address (user@domain.tld) or profile URL here. If this isn\'t supported by your system, you have to subscribe to <strong>%s</strong> or <strong>%s</strong> directly on your system.', $target_addr, $target_url),
108 '$invite_desc' => DI::l10n()->t('If you are not yet a member of the free social web, <a href="%s">follow this link to find a public Friendica node and join us today</a>.', Search::getGlobalDirectory() . '/servers'),
109 '$your_address' => DI::l10n()->t('Your Webfinger address or profile URL:'),
110 '$pls_answer' => DI::l10n()->t('Please answer the following:'),
111 '$submit' => DI::l10n()->t('Submit Request'),
112 '$cancel' => DI::l10n()->t('Cancel'),
114 '$request' => 'remote_follow/' . $parameters['profile'],
115 '$name' => $a->profile['name'],
116 '$myaddr' => Profile::getMyURL(),