<?php use Friendica\App; use Friendica\Core\L10n; use Friendica\Core\System; use Friendica\Database\DBM; use Friendica\Model\Contact; use Friendica\Model\Profile; function redir_init(App $a) { $url = defaults($_GET, 'url', ''); $quiet = !empty($_GET['quiet']) ? '&quiet=1' : ''; $con_url = defaults($_GET, 'conurl', ''); if (local_user() && ($a->argc > 1) && intval($a->argv[1])) { $cid = intval($a->argv[1]); } elseif (local_user() && !empty($con_url)) { $cid = Contact::getIdForURL($con_url, local_user()); } else { $cid = 0; } if (!empty($cid)) { $fields = ['id', 'uid', 'nurl', 'url', 'name', 'network', 'poll', 'issued-id', 'dfrn-id', 'duplex']; $contact = dba::selectFirst('contact', $fields, ['id' => $cid, 'uid' => [0, local_user()]]); if (!DBM::is_result($contact)) { notice(L10n::t('Contact not found.')); goaway(System::baseUrl()); } if ($contact['network'] !== NETWORK_DFRN) { goaway(($url != '' ? $url : $contact['url'])); } if ($contact['uid'] == 0) { $contact_url = $contact['url']; $contact = dba::selectFirst('contact', $fields, ['nurl' => $contact['nurl'], 'uid' => local_user()]); if (!DBM::is_result($contact)) { $target_url = ($url != '' ? $url : $contact_url); $my_profile = Profile::getMyURL(); if (!empty($my_profile) && !link_compare($my_profile, $target_url)) { $separator = strpos($target_url, '?') ? '&' : '?'; $target_url .= $separator . 'zrl=' . urlencode($my_profile); } goaway($target_url); } else { $cid = $contact['id']; } } $dfrn_id = $orig_id = (($contact['issued-id']) ? $contact['issued-id'] : $contact['dfrn-id']); if ($contact['duplex'] && $contact['issued-id']) { $orig_id = $contact['issued-id']; $dfrn_id = '1:' . $orig_id; } if ($contact['duplex'] && $contact['dfrn-id']) { $orig_id = $contact['dfrn-id']; $dfrn_id = '0:' . $orig_id; } $sec = random_string(); $fields = ['uid' => local_user(), 'cid' => $cid, 'dfrn_id' => $dfrn_id, 'sec' => $sec, 'expire' => time() + 45]; dba::insert('profile_check', $fields); logger('mod_redir: ' . $contact['name'] . ' ' . $sec, LOGGER_DEBUG); $dest = (!empty($url) ? '&destination_url=' . $url : ''); goaway($contact['poll'] . '?dfrn_id=' . $dfrn_id . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . '&type=profile&sec=' . $sec . $dest . $quiet); } if (local_user()) { $handle = $a->user['nickname'] . '@' . substr(System::baseUrl(), strpos(System::baseUrl(), '://') + 3); } if (remote_user()) { $handle = $_SESSION['handle']; } if (!empty($url)) { $url = str_replace('{zid}', '&zid=' . $handle, $url); goaway($url); } notice(L10n::t('Contact not found.')); goaway(System::baseUrl()); }