From ff82b95800b13d156a59d4936970dc3c8797b14e Mon Sep 17 00:00:00 2001
From: Perttu Ahola <celeron55@gmail.com>
Date: Mon, 2 Jan 2012 13:12:56 +0200
Subject: [PATCH] ObjectRef:get_entity_name() and fixing of comments in
 default/init.lua

---
 data/mods/default/init.lua | 16 +++++++++++-----
 src/content_sao.cpp        |  5 +++++
 src/content_sao.h          |  1 +
 src/scriptapi.cpp          | 13 +++++++++++++
 4 files changed, 30 insertions(+), 5 deletions(-)

diff --git a/data/mods/default/init.lua b/data/mods/default/init.lua
index 9c1ce4e..75fdcb0 100644
--- a/data/mods/default/init.lua
+++ b/data/mods/default/init.lua
@@ -160,7 +160,7 @@
 -- - get_player_by_name(name) -- Get an ObjectRef to a player
 -- - get_objects_inside_radius(pos, radius)
 --
--- NodeMetaRef
+-- NodeMetaRef (this stuff is subject to change in a future version)
 -- - get_type()
 -- - allows_text_input()
 -- - set_text(text) -- eg. set the text of a sign
@@ -194,18 +194,21 @@
 -- - right_click(clicker); clicker = an another ObjectRef
 -- - get_wield_digging_properties() -> digging property table
 -- - damage_wielded_item(num) (item damage/wear range is 0-65535)
--- - add_to_inventory(itemstring): add an item to object inventory
+-- - add_to_inventory(itemstring): add an item to object inventory (actually only works for the player as of now)
 -- - add_to_inventory_later(itemstring): like above, but after callback returns (only allowed for craftitem callbacks)
 -- - get_hp(): returns number of hitpoints (2 * number of hearts)
 -- - set_hp(hp): set number of hitpoints (2 * number of hearts)
--- LuaEntitySAO-only:
+-- LuaEntitySAO-only: (no-op for other objects)
 -- - setvelocity({x=num, y=num, z=num})
 -- - setacceleration({x=num, y=num, z=num})
 -- - getacceleration() -> {x=num, y=num, z=num}
 -- - settexturemod(mod)
 -- - setsprite(p={x=0,y=0}, num_frames=1, framelength=0.2,
 -- -           select_horiz_by_yawpitch=false)
--- Player-only:
+-- - ^ Select sprite from spritesheet with optional animation and DM-style
+-- -   texture selection based on yaw relative to camera
+-- - get_entity_name()
+-- Player-only: (no-op for other objects)
 -- - get_player_name(): will return nil if is not a player
 -- - get_inventory() -> InvRef
 -- - inventory_set_list(name, {item1, item2, ...})
@@ -247,8 +250,11 @@
 -- {
 --     physical = true,
 --     collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
---     visual = "cube",
+--     visual = "cube"/"sprite",
+--     visual_size = {x=1, y=1},
 --     textures = {texture,texture,texture,texture,texture,texture},
+--     spritediv = {x=1, y=1},
+--     initial_sprite_basepos = {x=0, y=0},
 --     on_activate = function(self, staticdata),
 --     on_step = function(self, dtime),
 --     on_punch = function(self, hitter),
diff --git a/src/content_sao.cpp b/src/content_sao.cpp
index afe82bd..e9e6543 100644
--- a/src/content_sao.cpp
+++ b/src/content_sao.cpp
@@ -1736,6 +1736,11 @@ void LuaEntitySAO::setSprite(v2s16 p, int num_frames, float framelength,
 	m_messages_out.push_back(aom);
 }
 
+std::string LuaEntitySAO::getName()
+{
+	return m_init_name;
+}
+
 void LuaEntitySAO::sendPosition(bool do_interpolate, bool is_movement_end)
 {
 	m_last_sent_move_precision = m_base_position.getDistanceFrom(
diff --git a/src/content_sao.h b/src/content_sao.h
index 04ee7ee..d56fdb7 100644
--- a/src/content_sao.h
+++ b/src/content_sao.h
@@ -218,6 +218,7 @@ public:
 	void setTextureMod(const std::string &mod);
 	void setSprite(v2s16 p, int num_frames, float framelength,
 			bool select_horiz_by_yawpitch);
+	std::string getName();
 private:
 	void sendPosition(bool do_interpolate, bool is_movement_end);
 
diff --git a/src/scriptapi.cpp b/src/scriptapi.cpp
index 6b850b1..2e635fe 100644
--- a/src/scriptapi.cpp
+++ b/src/scriptapi.cpp
@@ -1989,6 +1989,18 @@ private:
 		return 0;
 	}
 
+	// get_entity_name(self)
+	static int l_get_entity_name(lua_State *L)
+	{
+		ObjectRef *ref = checkobject(L, 1);
+		LuaEntitySAO *co = getluaobject(ref);
+		if(co == NULL) return 0;
+		// Do it
+		std::string name = co->getName();
+		lua_pushstring(L, name.c_str());
+		return 1;
+	}
+	
 	/* Player-only */
 	
 	// get_player_name(self)
@@ -2190,6 +2202,7 @@ const luaL_reg ObjectRef::methods[] = {
 	method(ObjectRef, getacceleration),
 	method(ObjectRef, settexturemod),
 	method(ObjectRef, setsprite),
+	method(ObjectRef, get_entity_name),
 	// Player-only
 	method(ObjectRef, get_player_name),
 	method(ObjectRef, get_inventory),