operation snakebite, cont.

include/api.php

@@ -727,6 +727,16 @@ require_once('include/items.php');
 		else
 			$_REQUEST['parent_mid'] = $parent;
 
+		if($_REQUEST['namespace'] && $parent) {
+			$x = q("select iid from item_id where service = '%s' and sid = '%s' limit 1",
+				dbesc($_REQUEST['namespace']),
+				dbesc($parent)
+			);
+			if($x) {
+				$_REQUEST['parent'] = $x[0]['iid'];
+			}
+		}
+
 		if(requestdata('lat') && requestdata('long'))
 			$_REQUEST['coord'] = sprintf("%s %s",requestdata('lat'),requestdata('long'));
 

include/hubloc.php

@@ -256,12 +256,12 @@ function xchan_fetch($arr) {
 	if(! $key)
 		return false;
 
-	$r = q("select * from xchan where $key = '$v'");
+	$r = q("select * from xchan where $key = '$v' limit 1");
 	if(! $r)
 		return false;
 
 	$ret = array();
-	foreach($r as $k => $v) {
+	foreach($r[0] as $k => $v) {
 		if($k === 'xchan_addr')
 			$ret['address'] = $v;
 		else

mod/item.php

@@ -35,6 +35,23 @@ function item_post(&$a) {
 	$channel = null;
 	$observer = null;
 
+
+	/**
+	 * Is this a reply to something?
+	 */
+
+	$parent = ((x($_REQUEST,'parent')) ? intval($_REQUEST['parent']) : 0);
+	$parent_mid = ((x($_REQUEST,'parent_mid')) ? trim($_REQUEST['parent_mid']) : '');
+
+	$remote_xchan = ((x($_REQUEST,'remote_xchan')) ? trim($_REQUEST['remote_xchan']) : false);
+	$r = q("select * from xchan where xchan_hash = '%s' limit 1",
+		dbesc($remote_xchan)
+	);
+	if($r)
+		$remote_observer = $r[0];
+	else 
+		$remote_xchan = $remote_observer = false;
+
 	$profile_uid = ((x($_REQUEST,'profile_uid')) ? intval($_REQUEST['profile_uid'])    : 0);
 	require_once('include/identity.php');
 	$sys = get_sys_channel();
@@ -116,13 +133,6 @@ function item_post(&$a) {
 
 	$item_flags = $item_restrict = 0;
 
-	/**
-	 * Is this a reply to something?
-	 */
-
-	$parent = ((x($_REQUEST,'parent')) ? intval($_REQUEST['parent']) : 0);
-	$parent_mid = ((x($_REQUEST,'parent_mid')) ? trim($_REQUEST['parent_mid']) : '');
-
 	$route = '';
 	$parent_item = null;
 	$parent_contact = null;
@@ -275,6 +285,9 @@ function item_post(&$a) {
 	$walltowall = false;
 	$walltowall_comment = false;
 
+	if($remote_xchan)
+		$observer = $remote_observer;
+
 	if($observer) {
 		logger('mod_item: post accepted from ' . $observer['xchan_name'] . ' for ' . $owner_xchan['xchan_name'], LOGGER_DEBUG);