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-rw-r--r--mod/post.php211
1 files changed, 105 insertions, 106 deletions
diff --git a/mod/post.php b/mod/post.php
index 6eab0988e..ceb41b19d 100644
--- a/mod/post.php
+++ b/mod/post.php
@@ -15,140 +15,139 @@ function post_init(&$a) {
// as a get request, and the only communications to arrive this way.
if(argc() > 1) {
-
$webbie = argv(1);
-
- if(array_key_exists('auth',$_REQUEST)) {
- logger('mod_zot: auth request received.');
- $address = $_REQUEST['auth'];
- $dest = $_REQUEST['dest'];
- $sec = $_REQUEST['sec'];
- $version = $_REQUEST['version'];
-
- switch($dest) {
- case 'channel':
- $desturl = z_root() . '/channel/' . $webbie;
- break;
- case 'photos':
- $desturl = z_root() . '/photos/' . $webbie;
- break;
- case 'profile':
- $desturl = z_root() . '/profile/' . $webbie;
- break;
- default:
- $desturl = $dest;
- break;
- }
+ }
+
+ if(array_key_exists('auth',$_REQUEST)) {
+ logger('mod_zot: auth request received.');
+ $address = $_REQUEST['auth'];
+ $dest = $_REQUEST['dest'];
+ $sec = $_REQUEST['sec'];
+ $version = $_REQUEST['version'];
+
+ switch($dest) {
+ case 'channel':
+ $desturl = z_root() . '/channel/' . $webbie;
+ break;
+ case 'photos':
+ $desturl = z_root() . '/photos/' . $webbie;
+ break;
+ case 'profile':
+ $desturl = z_root() . '/profile/' . $webbie;
+ break;
+ default:
+ $desturl = $dest;
+ break;
+ }
+ if($webbie) {
$c = q("select * from channel where channel_address = '%s' limit 1",
dbesc($webbie)
);
if(! $c) {
logger('mod_zot: auth: unable to find channel ' . $webbie);
// They'll get a notice when they hit the page, we don't need two of them.
- goaway($desturl);
+ // In fact we only need the name to map the destination, auth can proceed
+ // without it.
+ // goaway($desturl);
}
+ }
- // Try and find a hubloc for the person attempting to auth
- $x = q("select * from hubloc left join xchan on xchan_hash = hubloc_hash where hubloc_addr = '%s' order by hubloc_id desc limit 1",
- dbesc($address)
- );
+ // Try and find a hubloc for the person attempting to auth
+ $x = q("select * from hubloc left join xchan on xchan_hash = hubloc_hash where hubloc_addr = '%s' order by hubloc_id desc limit 1",
+ dbesc($address)
+ );
- if(! $x) {
- // finger them if they can't be found.
- $ret = zot_finger($address,null);
- if($ret['success']) {
- $j = json_decode($ret['body'],true);
- if($j)
- import_xchan($j);
- $x = q("select * from hubloc left join xchan on xchan_hash = hubloc_hash where hubloc_addr = '%s' order by hubloc_id desc limit 1",
- dbesc($address)
- );
- }
- }
- if(! $x) {
- logger('mod_zot: auth: unable to finger ' . $address);
- goaway($desturl);
+ if(! $x) {
+ // finger them if they can't be found.
+ $ret = zot_finger($address,null);
+ if($ret['success']) {
+ $j = json_decode($ret['body'],true);
+ if($j)
+ import_xchan($j);
+ $x = q("select * from hubloc left join xchan on xchan_hash = hubloc_hash where hubloc_addr = '%s' order by hubloc_id desc limit 1",
+ dbesc($address)
+ );
}
+ }
+ if(! $x) {
+ logger('mod_zot: auth: unable to finger ' . $address);
+ goaway($desturl);
+ }
- logger('mod_zot: auth request received from ' . $x[0]['xchan_addr'] . ' for ' . $webbie);
+ logger('mod_zot: auth request received from ' . $x[0]['xchan_addr'] . ' for ' . (($webbie) ? $webbie : 'undefined'));
- // check credentials and access
+ // check credentials and access
- // If they are already authenticated and haven't changed credentials,
- // we can save an expensive network round trip and improve performance.
+ // If they are already authenticated and haven't changed credentials,
+ // we can save an expensive network round trip and improve performance.
- $remote = remote_user();
- $result = null;
+ $remote = remote_user();
+ $result = null;
- $already_authed = ((($remote) && ($x[0]['hubloc_hash'] == $remote)) ? true : false);
+ $already_authed = ((($remote) && ($x[0]['hubloc_hash'] == $remote)) ? true : false);
- if(! $already_authed) {
- // Auth packets MUST use ultra top-secret hush-hush mode
- $p = zot_build_packet($c[0],$type = 'auth_check',
- array(array('guid' => $x[0]['hubloc_guid'],'guid_sig' => $x[0]['hubloc_guid_sig'])),
- $x[0]['hubloc_sitekey'], $sec);
- $result = zot_zot($x[0]['hubloc_callback'],$p);
- if(! $result['success']) {
- logger('mod_zot: auth_check callback failed.');
- goaway($desturl);
- }
- $j = json_decode($result['body'],true);
+ if(! $already_authed) {
+ // Auth packets MUST use ultra top-secret hush-hush mode
+ $p = zot_build_packet($c[0],$type = 'auth_check',
+ array(array('guid' => $x[0]['hubloc_guid'],'guid_sig' => $x[0]['hubloc_guid_sig'])),
+ $x[0]['hubloc_sitekey'], $sec);
+ $result = zot_zot($x[0]['hubloc_callback'],$p);
+ if(! $result['success']) {
+ logger('mod_zot: auth_check callback failed.');
+ goaway($desturl);
}
+ $j = json_decode($result['body'],true);
+ }
- if($already_authed || $j['success']) {
- if($j['success']) {
- // legit response, but we do need to check that this wasn't answered by a man-in-middle
- if(! rsa_verify($sec . $x[0]['xchan_hash'],base64url_decode($j['confirm']),$x[0]['xchan_pubkey'])) {
- logger('mod_zot: auth: final confirmation failed.');
- goaway($desturl);
- }
+ if($already_authed || $j['success']) {
+ if($j['success']) {
+ // legit response, but we do need to check that this wasn't answered by a man-in-middle
+ if(! rsa_verify($sec . $x[0]['xchan_hash'],base64url_decode($j['confirm']),$x[0]['xchan_pubkey'])) {
+ logger('mod_zot: auth: final confirmation failed.');
+ goaway($desturl);
}
- // everything is good... maybe
- if(local_user()) {
+ }
+ // everything is good... maybe
+ if(local_user()) {
- // tell them to logout if they're logged in locally as anything but the target remote account
- // in which case just shut up because they don't need to be doing this at all.
+ // tell them to logout if they're logged in locally as anything but the target remote account
+ // in which case just shut up because they don't need to be doing this at all.
- if($a->channel['channel_hash'] != $x[0]['xchan_hash']) {
- logger('mod_zot: auth: already authenticated locally as somebody else.');
- notice( t('Remote authentication blocked. You are logged into this site locally. Please logout and retry.') . EOL);
- }
- goaway($desturl);
+ if($a->channel['channel_hash'] != $x[0]['xchan_hash']) {
+ logger('mod_zot: auth: already authenticated locally as somebody else.');
+ notice( t('Remote authentication blocked. You are logged into this site locally. Please logout and retry.') . EOL);
}
- // log them in
- $_SESSION['authenticated'] = 1;
- $_SESSION['visitor_id'] = $x[0]['xchan_hash'];
- $_SESSION['my_address'] = $address;
- $arr = array('xchan' => $x[0], 'url' => $desturl, 'channel_address' => $webbie);
- call_hooks('magic_auth_success',$arr);
- $a->set_observer($x[0]);
- require_once('include/security.php');
- $a->set_groups(init_groups_visitor($_SESSION['visitor_id']));
- info(sprintf( t('Welcome %s. Remote authentication successful.'),$x[0]['xchan_name']));
- logger('mod_zot: auth success from ' . $x[0]['xchan_addr'] . ' for ' . $webbie);
-
- } else {
- logger('mod_zot: still not authenticated: ' . $x[0]['xchan_addr']);
- q("update hubloc set hubloc_status = (hubloc_status | %d ) where hubloc_addr = '%s'",
- intval(HUBLOC_RECEIVE_ERROR),
- dbesc($x[0]['xchan_addr'])
- );
+ goaway($desturl);
}
+ // log them in
+ $_SESSION['authenticated'] = 1;
+ $_SESSION['visitor_id'] = $x[0]['xchan_hash'];
+ $_SESSION['my_address'] = $address;
+ $arr = array('xchan' => $x[0], 'url' => $desturl, 'channel_address' => $webbie);
+ call_hooks('magic_auth_success',$arr);
+ $a->set_observer($x[0]);
+ require_once('include/security.php');
+ $a->set_groups(init_groups_visitor($_SESSION['visitor_id']));
+ info(sprintf( t('Welcome %s. Remote authentication successful.'),$x[0]['xchan_name']));
+ logger('mod_zot: auth success from ' . $x[0]['xchan_addr'] . ' for ' . $webbie);
+
+ } else {
+ logger('mod_zot: still not authenticated: ' . $x[0]['xchan_addr']);
+ q("update hubloc set hubloc_status = (hubloc_status | %d ) where hubloc_addr = '%s'",
+ intval(HUBLOC_RECEIVE_ERROR),
+ dbesc($x[0]['xchan_addr'])
+ );
+ }
-// FIXME - we really want to save the return_url in the session before we visit rmagic.
-// This does however prevent a recursion if you visit rmagic directly, as it would otherwise send you back here again.
-// But z_root() probably isn't where you really want to go.
-
- if(strstr($desturl,z_root() . '/rmagic'))
- goaway(z_root());
+ // FIXME - we really want to save the return_url in the session before we visit rmagic.
+ // This does however prevent a recursion if you visit rmagic directly, as it would otherwise send you back here again.
+ // But z_root() probably isn't where you really want to go.
- goaway($desturl);
- }
+ if(strstr($desturl,z_root() . '/rmagic'))
+ goaway(z_root());
- logger('mod_zot: invalid args: ' . print_r($a->argv,true));
- killme();
+ goaway($desturl);
}
-
return;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-30 09:21:10 +0000