more infrastructure for sharing page design elements

mod/impel.php

@@ -27,12 +27,15 @@ function impel_init(&$a) {
 	switch($j['type']) {
 		case 'webpage':
 			$arr['item_restrict'] = ITEM_WEBPAGE;
+			$namespace = 'WEBPAGE';
 			break;
 		case 'block':
 			$arr['item_restrict'] = ITEM_BUILDBLOCK;
+			$namespace = 'BUILDBLOCK';
 			break;
 		case 'layout':
 			$arr['item_restrict'] = ITEM_PDL;
+			$namespace = 'PDL';
 			break;
 		default:
 			logger('mod_impel: unrecognised element type' . print_r($j,true));
@@ -47,6 +50,19 @@ function impel_init(&$a) {
 	$arr['author_xchan'] = (($j['author_xchan']) ? $j['author_xchan'] : $get_observer_hash());
 	$arr['mimetype'] = (($j['mimetype']) ? $j['mimetype'] : 'text/bbcode');
 
+	if(! $j['mid'])
+		$j['mid'] = item_message_id();
+
+	$arr['mid'] = $arr['parent_mid'] = $j['mid'];
+
+
+	if($j['pagetitle']) {
+		require_once('library/urlify/URLify.php');
+		$pagetitle = strtolower(URLify::transliterate($j['pagetitle']));
+	}
+
+
+
 
 	$channel = get_channel();
 
@@ -64,7 +80,33 @@ function impel_init(&$a) {
 		}
 	}
 
-	$x = item_store($arr,$execflag);
+	$remote_id = 0;
+
+	$z = q("select * from item_id where $sid = '%s' and service = '%s' and uid = %d limit 1",
+		dbesc($pagetitle),
+		dbesc($namespace),
+		intval(local_user())
+	);
+	$i = q("select id from item where mid = '%s' and $uid = %d limit 1",
+		dbesc($arr['mid']),
+		intval(local_user())
+	);
+	if($z && $i) {
+		$remote_id = $z[0]['id'];
+		$arr['id'] = $i[0]['id'];
+		$x = item_store_update($arr,$execflag);
+	}
+	else {
+		$x = item_store($arr,$execflag);
+	}
+	if($x['success'])
+		$item_id = $x['item_id'];
+
+	$channel = get_channel();
+
+	update_remote_id($channel,$item_id,$arr['item_restrict'],$pagetitle,$namespace,$remote_id,$arr['mid']);
+
+
 	$ret['success'] = true;
 	json_return_and_die(true);