fix redirection - works now with logged in users, remote users, guests and visitors

This commit is contained in:
rabuzarus 2018-06-21 22:37:05 +02:00
parent 9feb5fb0f6
commit a119636cd5
2 changed files with 77 additions and 41 deletions

View file

@ -119,6 +119,7 @@ function dfrn_poll_init(App $a)
$_SESSION['visitor_home'] = $r[0]['url']; $_SESSION['visitor_home'] = $r[0]['url'];
$_SESSION['visitor_handle'] = $r[0]['addr']; $_SESSION['visitor_handle'] = $r[0]['addr'];
$_SESSION['visitor_visiting'] = $r[0]['uid']; $_SESSION['visitor_visiting'] = $r[0]['uid'];
$_SESSION['my_url'] = $r[0]['url'];
if (!$quiet) { if (!$quiet) {
info(L10n::t('%1$s welcomes %2$s', $r[0]['username'], $r[0]['name']) . EOL); info(L10n::t('%1$s welcomes %2$s', $r[0]['username'], $r[0]['name']) . EOL);
} }
@ -535,6 +536,7 @@ function dfrn_poll_content(App $a)
$_SESSION['visitor_id'] = $r[0]['id']; $_SESSION['visitor_id'] = $r[0]['id'];
$_SESSION['visitor_home'] = $r[0]['url']; $_SESSION['visitor_home'] = $r[0]['url'];
$_SESSION['visitor_visiting'] = $r[0]['uid']; $_SESSION['visitor_visiting'] = $r[0]['uid'];
$_SESSION['my_url'] = $r[0]['url'];
if (!$quiet) { if (!$quiet) {
info(L10n::t('%1$s welcomes %2$s', $r[0]['username'], $r[0]['name']) . EOL); info(L10n::t('%1$s welcomes %2$s', $r[0]['username'], $r[0]['name']) . EOL);
} }

View file

@ -13,7 +13,7 @@ function redir_init(App $a) {
$quiet = !empty($_GET['quiet']) ? '&quiet=1' : ''; $quiet = !empty($_GET['quiet']) ? '&quiet=1' : '';
$con_url = defaults($_GET, 'conurl', ''); $con_url = defaults($_GET, 'conurl', '');
if (local_user() && ($a->argc > 1) && intval($a->argv[1])) { if ($a->argc > 1 && intval($a->argv[1])) {
$cid = intval($a->argv[1]); $cid = intval($a->argv[1]);
} elseif (local_user() && !empty($con_url)) { } elseif (local_user() && !empty($con_url)) {
$cid = Contact::getIdForURL($con_url, local_user()); $cid = Contact::getIdForURL($con_url, local_user());
@ -22,70 +22,104 @@ function redir_init(App $a) {
} }
if (!empty($cid)) { if (!empty($cid)) {
$fields = ['id', 'uid', 'nurl', 'url', 'name', 'network', 'poll', 'issued-id', 'dfrn-id', 'duplex']; $fields = ['id', 'uid', 'nurl', 'url', 'addr', 'name', 'network', 'poll', 'issued-id', 'dfrn-id', 'duplex'];
$contact = dba::selectFirst('contact', $fields, ['id' => $cid, 'uid' => [0, local_user()]]); $contact = dba::selectFirst('contact', $fields, ['id' => $cid, 'uid' => [0, local_user()]]);
if (!DBM::is_result($contact)) { if (!DBM::is_result($contact)) {
notice(L10n::t('Contact not found.')); notice(L10n::t('Contact not found.'));
goaway(System::baseUrl()); goaway(System::baseUrl());
} }
if ($contact['network'] !== NETWORK_DFRN) { $contact_url = $contact['url'];
goaway(($url != '' ? $url : $contact['url']));
if ($contact['network'] !== NETWORK_DFRN // Authentication isn't supported for non DFRN contacts.
|| (!local_user() && !remote_user()) // Visitors (not logged in or not remotes) can't authenticate.
|| (!empty($a->contact['id']) && $a->contact['id'] == $cid)) // Local user is already authenticated.
{
goaway($url != '' ? $url : $contact_url);
} }
if ($contact['uid'] == 0) { if ($contact['uid'] == 0 && local_user()) {
$contact_url = $contact['url']; // Let's have a look if there is an established connection
// between the puplic contact we have found and the local user.
$contact = dba::selectFirst('contact', $fields, ['nurl' => $contact['nurl'], 'uid' => local_user()]); $contact = dba::selectFirst('contact', $fields, ['nurl' => $contact['nurl'], 'uid' => local_user()]);
if (!DBM::is_result($contact)) {
$target_url = ($url != '' ? $url : $contact_url);
$my_profile = Profile::getMyURL(); if (DBM::is_result($contact)) {
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']; $cid = $contact['id'];
} }
if (!empty($a->contact['id']) && $a->contact['id'] == $cid) {
// Local user is already authenticated.
$target_url = $url != '' ? $url : $contact_url;
logger($contact['name'] . " is already authenticated. Redirecting to " . $target_url, LOGGER_DEBUG);
goaway($target_url);
}
} }
$dfrn_id = $orig_id = (($contact['issued-id']) ? $contact['issued-id'] : $contact['dfrn-id']); if (remote_user()) {
$host = substr(System::baseUrl() . ($a->path ? '/' . $a->path : ''), strpos(System::baseUrl(), '://') + 3);
$remotehost = substr($contact['addr'], strpos($contact['addr'], '@') + 1);
if ($contact['duplex'] && $contact['issued-id']) { // On a local instance we have to check if the local user has already authenticated
$orig_id = $contact['issued-id']; // with the local contact. Otherwise the local user would ask the local contact
$dfrn_id = '1:' . $orig_id; // for authentification everytime he/she is visiting a profile page of the local
} // contact.
if ($contact['duplex'] && $contact['dfrn-id']) { if ($host == $remotehost
$orig_id = $contact['dfrn-id']; && x($_SESSION, 'remote')
$dfrn_id = '0:' . $orig_id; && is_array($_SESSION['remote']))
{
foreach ($_SESSION['remote'] as $v) {
if ($v['uid'] == $_SESSION['visitor_visiting'] && $v['cid'] == $_SESSION['visitor_id']) {
// Remote user is already authenticated.
$target_url = $url != '' ? $url : $contact_url;
logger($contact['name'] . " is already authenticated. Redirecting to " . $target_url, LOGGER_DEBUG);
goaway($target_url);
}
}
}
} }
$sec = random_string(); // Doing remote auth with dfrn.
if (local_user()&& (!empty($contact['dfrn-id']) || !empty($contact['issued-id']))) {
$dfrn_id = $orig_id = (($contact['issued-id']) ? $contact['issued-id'] : $contact['dfrn-id']);
$fields = ['uid' => local_user(), 'cid' => $cid, 'dfrn_id' => $dfrn_id, if ($contact['duplex'] && $contact['issued-id']) {
'sec' => $sec, 'expire' => time() + 45]; $orig_id = $contact['issued-id'];
dba::insert('profile_check', $fields); $dfrn_id = '1:' . $orig_id;
}
if ($contact['duplex'] && $contact['dfrn-id']) {
$orig_id = $contact['dfrn-id'];
$dfrn_id = '0:' . $orig_id;
}
logger('mod_redir: ' . $contact['name'] . ' ' . $sec, LOGGER_DEBUG); $sec = random_string();
$dest = (!empty($url) ? '&destination_url=' . $url : ''); $fields = ['uid' => local_user(), 'cid' => $cid, 'dfrn_id' => $dfrn_id,
'sec' => $sec, 'expire' => time() + 45];
dba::insert('profile_check', $fields);
goaway($contact['poll'] . '?dfrn_id=' . $dfrn_id logger('mod_redir: ' . $contact['name'] . ' ' . $sec, LOGGER_DEBUG);
. '&dfrn_version=' . DFRN_PROTOCOL_VERSION . '&type=profile&sec=' . $sec . $dest . $quiet);
} $dest = (!empty($url) ? '&destination_url=' . $url : '');
if (local_user()) { goaway($contact['poll'] . '?dfrn_id=' . $dfrn_id
$handle = $a->user['nickname'] . '@' . substr(System::baseUrl(), strpos(System::baseUrl(), '://') + 3); . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . '&type=profile&sec=' . $sec . $dest . $quiet);
} }
if (remote_user()) {
$handle = $_SESSION['handle']; $url = $url != '' ? $url : $contact_url;
} }
// If we don't have a connected contact, redirect with
// the 'zrl' parameter.
if (!empty($url)) { if (!empty($url)) {
$url = str_replace('{zid}', '&zid=' . $handle, $url); $my_profile = Profile::getMyURL();
if (!empty($my_profile) && !link_compare($my_profile, $url)) {
$separator = strpos($url, '?') ? '&' : '?';
$url .= $separator . 'zrl=' . urlencode($my_profile);
}
logger('redirecting to ' . $url, LOGGER_DEBUG);
goaway($url); goaway($url);
} }