Tupambae_Org/friendica_2021-01
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Merge pull request #5270 from rabuzarus/201820_-_fix_mod_redir

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fix redirection - works now with logged in users, remote users, guests and visitors
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Hypolite Petovan 2018-06-22 11:11:52 -04:00 committed by GitHub
commit c16c235d50
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4 changed files with 79 additions and 42 deletions
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2
mod/dfrn_poll.php
View file

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

2
mod/hovercard.php
View file

@ -44,7 +44,7 @@ function hovercard_content()
// the contact. So we strip out the contact id from the internal url and look in the contact table for
// the real url (nurl)
$cid = 0;
if (local_user() && strpos($profileurl, 'redir/') === 0) {
if (strpos($profileurl, 'redir/') === 0) {
$cid = intval(substr($profileurl, 6));
$remote_contact = dba::selectFirst('contact', ['nurl'], ['id' => $cid]);
$profileurl = defaults($remote_contact, 'nurl', '');

82
mod/redir.php
View file

@ -13,7 +13,7 @@ function redir_init(App $a) {
$quiet = !empty($_GET['quiet']) ? '&quiet=1' : '';
$con_url = defaults($_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]);
} elseif (local_user() && !empty($con_url)) {
$cid = Contact::getIdForURL($con_url, local_user());
@ -22,36 +22,64 @@ function redir_init(App $a) {
}
if (!empty($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' => $cid, 'uid' => [0, local_user()]]);
if (!DBM::is_result($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);
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 : $contact_url);
}
goaway($target_url);
} else {
if ($contact['uid'] == 0 && local_user()) {
// 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' => $contact['nurl'], 'uid' => local_user()]);
if (DBM::is_result($contact)) {
$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);
}
}
if (remote_user()) {
$host = substr(System::baseUrl() . ($a->path ? '/' . $a->path : ''), strpos(System::baseUrl(), '://') + 3);
$remotehost = substr($contact['addr'], strpos($contact['addr'], '@') + 1);
// On a local instance we have to check if the local user has already authenticated
// with the local contact. Otherwise the local user would ask the local contact
// for authentification everytime he/she is visiting a profile page of the local
// contact.
if ($host == $remotehost
&& x($_SESSION, 'remote')
&& 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);
}
}
}
}
// 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'] : $contact['dfrn-id']);
if ($contact['duplex'] && $contact['issued-id']) {
@ -77,15 +105,21 @@ function redir_init(App $a) {
. '&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'];
$url = $url != '' ? $url : $contact_url;
}
// If we don't have a connected contact, redirect with
// the 'zrl' parameter.
if (!empty($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);
}

1
src/Model/Profile.php
View file

@ -1081,6 +1081,7 @@ class Profile
$_SESSION['visitor_id'] = $visitor['id'];
$_SESSION['visitor_handle'] = $visitor['addr'];
$_SESSION['visitor_home'] = $visitor['url'];
$_SESSION['my_url'] = $visitor['url'];
$arr = [
'visitor' => $visitor,