prepare for OS file storage, and add bbcode attachment link to mod/filestorage. This isn't beautiful, but it's a start.

include/attach.php

@@ -188,13 +188,13 @@ function attach_by_hash($hash,$rev = 0) {
 	$sql_extra = permissions_sql($r[0]['uid']);
 
 	// Now we'll see if we can access the attachment
-dbg(1);
+
 
 	$r = q("SELECT * FROM attach WHERE hash = '%s' and uid = %d $sql_extra LIMIT 1",
 		dbesc($hash),
 		intval($r[0]['uid'])
 	);
-dbg(0);
+
 	if(! $r) {
 		$ret['message'] =  t('Permission denied.');
 		return $ret;
@@ -672,3 +672,9 @@ function attach_change_permissions($channel_id,$resource,$allow_cid,$allow_gid,$
 }
 			 	
 
+function pipe_streams($in, $out) {
+	$size = 0;
+    while (!feof($in))
+		$size += fwrite($out,fread($in,8192));
+	return $size;
+}