From 0988970c1fca780f51ba4f2dce6afebdfef7f292 Mon Sep 17 00:00:00 2001
From: Juan Linietsky <reduzio@gmail.com>
Date: Tue, 19 Jul 2016 21:26:12 -0300
Subject: [PATCH] Fixed properly not save signals that already exist in their
 base scenes, closes #5656

---
 core/path_db.cpp                      |  6 ++++
 core/path_db.h                        |  2 ++
 platform/android/export/export.cpp    |  2 +-
 scene/resources/packed_scene.cpp      | 51 ++++++++++++---------------
 scene/resources/packed_scene.h        |  2 +-
 scene/resources/scene_format_text.cpp |  4 ++-
 6 files changed, 36 insertions(+), 31 deletions(-)

diff --git a/core/path_db.cpp b/core/path_db.cpp
index 0956c4cd3f3..d0feda5c82a 100644
--- a/core/path_db.cpp
+++ b/core/path_db.cpp
@@ -53,6 +53,12 @@ uint32_t NodePath::hash() const {
 
 }
 
+void NodePath::prepend_period() {
+
+	if (data->path.size() && data->path[0].operator String()!=".") {
+		data->path.insert(0,".");
+	}
+}
 
 bool NodePath::is_absolute() const {
 
diff --git a/core/path_db.h b/core/path_db.h
index 63adb42955e..3a550fe1d0e 100644
--- a/core/path_db.h
+++ b/core/path_db.h
@@ -72,6 +72,8 @@ public:
 
 	NodePath rel_path_to(const NodePath& p_np) const;
 
+	void prepend_period();
+
 	StringName get_property() const;
 
 	NodePath get_parent() const;
diff --git a/platform/android/export/export.cpp b/platform/android/export/export.cpp
index 83f72927161..f4fafc4fabe 100644
--- a/platform/android/export/export.cpp
+++ b/platform/android/export/export.cpp
@@ -1573,7 +1573,7 @@ void EditorExportPlatformAndroid::_device_poll_thread(void *ud) {
 						String dp;
 
 						Error err = OS::get_singleton()->execute(adb,args,true,NULL,&dp,&ec);
-						print_line("RV: "+itos(ec));
+
 						Vector<String> props = dp.split("\n");
 						String vendor;
 						String device;
diff --git a/scene/resources/packed_scene.cpp b/scene/resources/packed_scene.cpp
index 51e5b611038..f16d68a5216 100644
--- a/scene/resources/packed_scene.cpp
+++ b/scene/resources/packed_scene.cpp
@@ -756,8 +756,6 @@ Error SceneState::_parse_connections(Node *p_owner,Node *p_node, Map<StringName,
 
 
 
-				print_line("AT : "+String(p_owner->get_path_to(target)));
-				print_line("CP : "+String(p_owner->get_path_to(common_parent)));
 				Ref<SceneState> ps;
 
 				if (common_parent==p_owner)
@@ -768,29 +766,12 @@ Error SceneState::_parse_connections(Node *p_owner,Node *p_node, Map<StringName,
 
 				if (ps.is_valid()) {
 
-					print_line("PS VALID");
-
 					NodePath signal_from = common_parent->get_path_to(p_node);
 					NodePath signal_to = common_parent->get_path_to(target);
 
-					int path_from = ps->find_node_by_path(signal_from);
-					int path_to = ps->find_node_by_path(signal_to);
-					int signal_name = ps->find_name(c.signal);
-					int method_name = ps->find_name(c.method);
-
-					print_line("path_from "+itos(path_from));
-					print_line("path_to "+itos(path_to));
-					print_line("signal_name "+itos(signal_name));
-					print_line("method_name "+itos(method_name));
-
-					if (path_from>=0 && path_to>=0 && signal_name>=0 && method_name>=0) {
-						//if valid
-						print_line("EXISTS");
-						if (ps->has_connection(path_from,signal_name,path_to,method_name)) {
-							print_line("YES");
-							exists=true;
-							break;
-						}
+					if (ps->has_connection(signal_from,c.signal,signal_to,c.method)) {
+						exists=true;
+						break;
 					}
 
 				}
@@ -1555,17 +1536,31 @@ Array SceneState::get_connection_binds(int p_idx) const {
 	return binds;
 }
 
-bool SceneState::has_connection(int p_node_from, int p_signal, int p_node_to, int p_method) const {
+bool SceneState::has_connection(const NodePath& p_node_from, const StringName& p_signal, const NodePath& p_node_to, const StringName& p_method) const {
 
 	for(int i=0;i<connections.size();i++) {
 		const ConnectionData &c = connections[i];
 
-		print_line("from: "+itos(c.from)+" vs "+itos(p_node_from));
-		print_line("to: "+itos(c.to)+" vs "+itos(p_node_to));
-		print_line("signal: "+itos(c.signal)+" vs "+itos(p_signal));
-		print_line("method: "+itos(c.method)+" vs "+itos(p_method));
+		NodePath np_from;
 
-		if (c.from==p_node_from && c.signal==p_signal && c.to==p_node_to && c.method==p_method) {
+		if (c.from&FLAG_ID_IS_PATH) {
+			np_from=node_paths[c.from&FLAG_MASK];
+		} else {
+			np_from=get_node_path(c.from);
+		}
+
+		NodePath np_to;
+
+		if (c.to&FLAG_ID_IS_PATH) {
+			np_to=node_paths[c.to&FLAG_MASK];
+		} else {
+			np_to=get_node_path(c.to);
+		}
+
+		StringName sn_signal=names[c.signal];
+		StringName sn_method=names[c.method];
+
+		if (np_from==p_node_from && sn_signal==p_signal && np_to==p_node_to && sn_method==p_method) {
 			return true;
 		}
 	}
diff --git a/scene/resources/packed_scene.h b/scene/resources/packed_scene.h
index 08a5bb237d1..f0e530f88a7 100644
--- a/scene/resources/packed_scene.h
+++ b/scene/resources/packed_scene.h
@@ -163,7 +163,7 @@ public:
 	int get_connection_flags(int p_idx) const;
 	Array get_connection_binds(int p_idx) const;
 
-	bool has_connection(int p_node_from, int p_signal, int p_node_to, int p_method) const;
+	bool has_connection(const NodePath &p_node_from, const StringName& p_signal, const NodePath &p_node_to, const StringName& p_method) const;
 
 	Vector<NodePath> get_editable_instances() const;
 
diff --git a/scene/resources/scene_format_text.cpp b/scene/resources/scene_format_text.cpp
index 95645107d40..7bb9ca90ae8 100644
--- a/scene/resources/scene_format_text.cpp
+++ b/scene/resources/scene_format_text.cpp
@@ -404,7 +404,9 @@ Error ResourceInteractiveLoaderText::poll() {
 		}
 
 		if (next_tag.fields.has("parent")) {
-			parent=packed_scene->get_state()->add_node_path(next_tag.fields["parent"]);
+			NodePath np = next_tag.fields["parent"];
+			np.prepend_period(); //compatible to how it manages paths internally
+			parent=packed_scene->get_state()->add_node_path(np);
 		}