code cleanup

mod/wall_attach.php

@@ -1,23 +1,12 @@
 <?php
 
 require_once('include/attach.php');
-require_once('include/datetime.php');
+require_once('include/identity.php');
 
 function wall_attach_post(&$a) {
 
-	// Figure out who owns the page and if they allow attachments
-
-	if(argc() > 1) {
-		$nick = argv(1);
-		$r = q("SELECT channel.* from channel where channel_address = '%s' limit 1",
-			dbesc($nick)
-		);
-		if(! $r)
-			killme();
-		$channel = $r[0];
-
-	}
-
+	if(argc() > 1)
+		$channel = get_channel_by_nick(argv(1));
 	else
 		killme();