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-rw-r--r--include/permissions.php122
-rw-r--r--include/zot.php51
-rw-r--r--install/database.sql3
-rw-r--r--mod/zfinger.php26
4 files changed, 82 insertions, 120 deletions
diff --git a/include/permissions.php b/include/permissions.php
index e32704883..51e47007c 100644
--- a/include/permissions.php
+++ b/include/permissions.php
@@ -29,7 +29,7 @@
* @returns: array of all permissions, key is permission name, value is integer 0 or 1
*/
-function get_all_perms($uid,$observer) {
+function get_all_perms($uid,$observer,$internal_use = true) {
global $global_perms;
@@ -61,21 +61,21 @@ function get_all_perms($uid,$observer) {
}
if(! $r) {
- $ret[$perm_name] = 0;
+ $ret[$perm_name] = false;
continue;
}
// Check if this $uid is actually the $observer
if($r[0]['channel_hash'] === $observer) {
- $ret[$perm_name] = 1;
+ $ret[$perm_name] = true;
continue;
}
// If it's an unauthenticated observer, we only need to see if PERMS_PUBLIC is set
if(! $observer) {
- $ret[$perm_name] = (($r[0][$channel_perm] & PERMS_PUBLIC) ? 1 : 0);
+ $ret[$perm_name] = (($r[0][$channel_perm] & PERMS_PUBLIC) ? true : false);
continue;
}
@@ -83,7 +83,7 @@ function get_all_perms($uid,$observer) {
// If we're still here, we have an observer, which means they're in the network.
if($r[0][$channel_perm] & PERMS_NETWORK) {
- $ret[$perm_name] = 1;
+ $ret[$perm_name] = true;
continue;
}
@@ -99,9 +99,9 @@ function get_all_perms($uid,$observer) {
}
if($c)
- $ret[$perm_name] = 1;
+ $ret[$perm_name] = true;
else
- $ret[$perm_name] = 0;
+ $ret[$perm_name] = false;
continue;
}
@@ -122,7 +122,7 @@ function get_all_perms($uid,$observer) {
// If they're blocked - they can't read or write
if((! $x) || ($x[0]['abook_flags'] & ABOOK_FLAG_BLOCKED)) {
- $ret[$perm_name] = 0;
+ $ret[$perm_name] = false;
continue;
}
@@ -131,15 +131,16 @@ function get_all_perms($uid,$observer) {
if($r && $r[0][$channel_perm] & PERMS_CONTACTS) {
// Check if this is a write permission and they are being ignored
+ // This flag is only visible internally.
- if((! $global_perms[$permission][2]) && ($x[0]['abook_flags'] & ABOOK_FLAG_IGNORED)) {
- $ret[$perm_name] = 0;
+ if(($internal_use) && (! $global_perms[$permission][2]) && ($x[0]['abook_flags'] & ABOOK_FLAG_IGNORED)) {
+ $ret[$perm_name] = false;
continue;
}
// Otherwise they're a contact, so they have permission
- $ret[$perm_name] = 1;
+ $ret[$perm_name] = true;
continue;
}
@@ -147,14 +148,14 @@ function get_all_perms($uid,$observer) {
if(($r) && ($r[0][$channel_perm] & PERMS_SPECIFIC)) {
if(($x) && ($x[0]['abook_my_perms'] & $global_perms[$permission][1])) {
- $ret[$perm_name] = 1;
+ $ret[$perm_name] = true;
continue;
}
}
// No permissions allowed.
- $ret[$perm_name] = 0;
+ $ret[$perm_name] = false;
continue;
}
@@ -249,98 +250,3 @@ function perm_is_allowed($uid,$observer,$permission) {
-function map_perms($channel,$zguid,$zsig) {
-
- $is_contact = false;
- $is_site = false;
- $is_network = false;
- $is_anybody = true;
-
-
- // To avoid sending the lengthy target_sig with each request,
- // We should provide an array of results for each target
- // and let the sender match the signature.
-
- if(strlen($zguid) && strlen($zsig)) {
-
- $is_network = true;
-
- $r = q("select * from contact where guid = '%s' and uid = %d limit 1",
- dbesc($zguid),
- intval($channel['channel_id'])
- );
- if($r && count($r)) {
- $is_contact = true;
- $contact = $r[0];
- }
- $r = q("select * from channel where channel_guid = '%s'",
- dbesc($zguid)
- );
- if($r && count($r)) {
- foreach($r as $rr) {
- if(base64url_encode(rsa_sign($rr['channel_guid'],$rr['channel_prvkey'])) === $zsig) {
- $is_site = true;
- break;
- }
- }
- }
- }
-
- $perms = array(
- 'view_stream' => array('channel_r_stream', PERMS_R_STREAM ),
- 'view_profile' => array('channel_r_profile', PERMS_R_PROFILE),
- 'view_photos' => array('channel_r_photos', PERMS_R_PHOTOS),
- 'view_contacts' => array('channel_r_abook', PERMS_R_ABOOK),
-
- 'send_stream' => array('channel_w_stream', PERMS_W_STREAM),
- 'post_wall' => array('channel_w_wall', PERMS_W_WALL),
- 'tag_deliver' => array('channel_w_tagwall', PERMS_W_TAGWALL),
- 'post_comments' => array('channel_w_comment', PERMS_W_COMMENT),
- 'post_mail' => array('channel_w_mail', PERMS_W_MAIL),
- 'post_photos' => array('channel_w_photos', PERMS_W_PHOTOS),
- 'chat' => array('channel_w_chat', PERMS_W_CHAT),
- );
-
-
- $ret = array();
-
- foreach($perms as $k => $v) {
- $ret[$k] = z_check_perms($k,$v,$channel,$contact,$is_contact,$is_site,$is_network,$is_anybody);
-
- }
-
- return $ret;
-
-}
-
-function z_check_perms($k,$v,$channel,$contact,$is_contact,$is_site,$is_network,$is_anybody) {
-
- $allow = (($contact['self']) ? true : false);
-
- switch($channel[$v[0]]) {
- case PERMS_PUBLIC:
- if($is_anybody)
- $allow = true;
- break;
- case PERMS_NETWORK:
- if($is_network)
- $allow = true;
- break;
- case PERMS_SITE:
- if($is_site)
- $allow = true;
- break;
- case PERMS_CONTACTS:
- if($is_contact)
- $allow = true;
- break;
- case PERMS_SPECIFIC:
- if($is_contact && is_array($contact) && ($contact['my_perms'] & $v[1]))
- $allow = true;
- break;
- default:
- break;
- }
- return $allow;
-}
-
diff --git a/include/zot.php b/include/zot.php
index c9fd25de4..6d48f1e7c 100644
--- a/include/zot.php
+++ b/include/zot.php
@@ -72,6 +72,57 @@ function zot_notify($channel,$url) {
return($x);
}
+function zot_finger($webbie,$channel) {
+
+ if(strpos($webbie,'@') === false) {
+ $address = $webbie;
+ $host = get_app()->get_hostname();
+ }
+ else {
+ $address = substr($webbie,0,strpos($webbie,'@'));
+ $host = substr($webbie,strpos($webbie,'@')+1);
+ }
+
+ $xchan_addr = $address . '@' . $host;
+
+ $r = q("select xchan.*, hubloc.* from xchan
+ left join hubloc on xchan_hash = hubloc_hash
+ where xchan_addr = '%s' and (hubloc_flags & %d) limit 1",
+ dbesc($xchan_address),
+ intval(HUBLOC_FLAGS_PRIMARY)
+ );
+
+ if($r) {
+ $url = $r[0]['hubloc_url'];
+ }
+ else {
+ $url = 'https://' . $host;
+ }
+
+ $rhs = '/.well-known/zot-guid';
+
+ if($channel) {
+ $postvars = array(
+ 'address' => $address,
+ 'target' => $channel['channel_guid'],
+ 'target_sig' => $channel['channel_guid_sig']
+ );
+ $result = z_post_url($url . $rhs,$postvars);
+ if(! $result['success'])
+ $result = z_post_url('http://' . $host . $rhs,$postvars);
+ }
+ else {
+ $rhs .= 'address=' . urlencode($address);
+
+ $result = z_fetch_url($url . $rhs);
+ if(! $result['success'])
+ $result = z_fetch_url('http://' . $host . $rhs);
+ }
+
+ return $result;
+
+}
+
function zot_gethub($arr) {
diff --git a/install/database.sql b/install/database.sql
index 9feadf86b..03c44e516 100644
--- a/install/database.sql
+++ b/install/database.sql
@@ -128,7 +128,7 @@ CREATE TABLE IF NOT EXISTS `channel` (
`channel_name` char(255) NOT NULL DEFAULT '',
`channel_address` char(255) NOT NULL DEFAULT '',
`channel_guid` char(255) NOT NULL DEFAULT '',
- `channel_guid_sig` char(255) NOT NULL DEFAULT '',
+ `channel_guid_sig` text NOT NULL,
`channel_hash` char(255) NOT NULL DEFAULT '',
`channel_timezone` char(128) NOT NULL DEFAULT 'UTC',
`channel_location` char(255) NOT NULL DEFAULT '',
@@ -183,7 +183,6 @@ CREATE TABLE IF NOT EXISTS `channel` (
KEY `channel_w_photos` (`channel_w_photos`),
KEY `channel_w_chat` (`channel_w_chat`),
KEY `channel_guid` (`channel_guid`),
- KEY `channel_guid_sig` (`channel_guid_sig`),
KEY `channel_hash` (`channel_hash`),
KEY `channel_expire_days` (`channel_expire_days`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8;
diff --git a/mod/zfinger.php b/mod/zfinger.php
index 4e935b723..4c0e3b5fc 100644
--- a/mod/zfinger.php
+++ b/mod/zfinger.php
@@ -7,11 +7,12 @@ function zfinger_init(&$a) {
$ret = array('success' => false);
- $zguid = ((x($_REQUEST,'guid')) ? $_REQUEST['guid'] : '');
- $zaddr = ((x($_REQUEST,'address')) ? $_REQUEST['address'] : '');
- $ztarget = ((x($_REQUEST,'target')) ? $_REQUEST['target'] : '');
- $zsig = ((x($_REQUEST,'target_sig')) ? $_REQUEST['target_sig'] : '');
-
+ $zguid = ((x($_REQUEST,'guid')) ? $_REQUEST['guid'] : '');
+ $zaddr = ((x($_REQUEST,'address')) ? $_REQUEST['address'] : '');
+ $ztarget = ((x($_REQUEST,'target')) ? trim($_REQUEST['target']) : '');
+ $zsig = ((x($_REQUEST,'target_sig')) ? trim($_REQUEST['target_sig']) : '');
+
+
$r = null;
if(strlen($zguid)) {
@@ -63,23 +64,28 @@ function zfinger_init(&$a) {
$ret['photo_updated'] = $e['xchan_photo_date'];
$ret['target'] = $ztarget;
$ret['target_sig'] = $zsig;
- $ret['permissions'] = map_perms($r[0],$ztarget,$zsig);
+
+ $ret['permissions'] = get_all_perms($e['channel_id'],(($ztarget && $zsig)
+ ? base64url_encode(hash('whirlpool',$ztarget . $zsig,true))
+ : '' ),false);
+
+
// $ret['profile'] = $profile;
// array of (verified) hubs this channel uses
- $ret['hubs'] = array();
+ $ret['locations'] = array();
$x = zot_get_hubloc(array($e['channel_hash']));
if($x && count($x)) {
foreach($x as $hub) {
if(! ($hub['hubloc_flags'] & HUBLOC_FLAGS_UNVERIFIED)) {
- $ret['hubs'][] = array(
+ $ret['locations'][] = array(
+ 'host' => $hub['hubloc_host'],
+ 'address' => $hub['hubloc_addr'],
'primary' => (($hub['hubloc_flags'] & HUBLOC_FLAGS_PRIMARY) ? true : false),
'url' => $hub['hubloc_url'],
'url_sig' => $hub['hubloc_url_sig'],
- 'host' => $hub['hubloc_host'],
- 'address' => $hub['hubloc_addr'],
'callback' => $hub['hubloc_callback'],
'sitekey' => $hub['hubloc_sitekey']
);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-11 03:08:29 +0000