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-rw-r--r--doc/lua_api.txt5
-rw-r--r--src/craftdef.cpp37
-rw-r--r--src/craftdef.h4
-rw-r--r--src/scriptapi.cpp74
4 files changed, 120 insertions, 0 deletions
diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index 8246377e2..809d3d9d0 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -922,12 +922,17 @@ minetest.get_craft_result(input) -> output, decremented_input
^ output.time = number, if unsuccessful: 0
^ decremented_input = like input
minetest.get_craft_recipe(output) -> input
+^ returns last registered recipe for output item (node)
^ output is a node or item type such as 'default:torch'
^ input.method = 'normal' or 'cooking' or 'fuel'
^ input.width = for example 3
^ input.items = for example { stack 1, stack 2, stack 3, stack 4,
stack 5, stack 6, stack 7, stack 8, stack 9 }
^ input.items = nil if no recipe found
+minetest.get_all_craft_recipes(output) -> table or nil
+^ returns table with all registered recipes for output item (node)
+^ returns nil if no recipe was found
+^ table entries have same format as minetest.get_craft_recipe
minetest.handle_node_drops(pos, drops, digger)
^ drops: list of itemstrings
^ Handles drops from nodes after digging: Default action is to put them into
diff --git a/src/craftdef.cpp b/src/craftdef.cpp
index 99e3fcc3d..c79408f99 100644
--- a/src/craftdef.cpp
+++ b/src/craftdef.cpp
@@ -987,6 +987,43 @@ public:
}
return false;
}
+ virtual std::vector<CraftDefinition*> getCraftRecipes(CraftOutput &output,
+ IGameDef *gamedef) const
+ {
+ std::vector<CraftDefinition*> recipes_list;
+ CraftInput input;
+ CraftOutput tmpout;
+ tmpout.item = "";
+ tmpout.time = 0;
+
+ for(std::vector<CraftDefinition*>::const_reverse_iterator
+ i = m_craft_definitions.rbegin();
+ i != m_craft_definitions.rend(); i++)
+ {
+ CraftDefinition *def = *i;
+
+ /*infostream<<"Checking "<<input.dump()<<std::endl
+ <<" against "<<def->dump()<<std::endl;*/
+
+ try {
+ tmpout = def->getOutput(input, gamedef);
+ if(tmpout.item.substr(0,output.item.length()) == output.item)
+ {
+ // Get output, then decrement input (if requested)
+ input = def->getInput(output, gamedef);
+ recipes_list.push_back(*i);
+ }
+ }
+ catch(SerializationError &e)
+ {
+ errorstream<<"getCraftResult: ERROR: "
+ <<"Serialization error in recipe "
+ <<def->dump()<<std::endl;
+ // then go on with the next craft definition
+ }
+ }
+ return recipes_list;
+ }
virtual std::string dump() const
{
std::ostringstream os(std::ios::binary);
diff --git a/src/craftdef.h b/src/craftdef.h
index eb3cd7e39..14dc53003 100644
--- a/src/craftdef.h
+++ b/src/craftdef.h
@@ -358,6 +358,8 @@ public:
bool decrementInput, IGameDef *gamedef) const=0;
virtual bool getCraftRecipe(CraftInput &input, CraftOutput &output,
IGameDef *gamedef) const=0;
+ virtual std::vector<CraftDefinition*> getCraftRecipes(CraftOutput &output,
+ IGameDef *gamedef) const=0;
// Print crafting recipes for debugging
virtual std::string dump() const=0;
@@ -376,6 +378,8 @@ public:
bool decrementInput, IGameDef *gamedef) const=0;
virtual bool getCraftRecipe(CraftInput &input, CraftOutput &output,
IGameDef *gamedef) const=0;
+ virtual std::vector<CraftDefinition*> getCraftRecipes(CraftOutput &output,
+ IGameDef *gamedef) const=0;
// Print crafting recipes for debugging
virtual std::string dump() const=0;
diff --git a/src/scriptapi.cpp b/src/scriptapi.cpp
index ef8a1454a..074a2eb0d 100644
--- a/src/scriptapi.cpp
+++ b/src/scriptapi.cpp
@@ -1000,6 +1000,79 @@ static int l_notify_authentication_modified(lua_State *L)
return 0;
}
+// get_craft_recipes(result item)
+static int l_get_all_craft_recipes(lua_State *L)
+{
+ char tmp[20];
+ int input_i = 1;
+ std::string o_item = luaL_checkstring(L,input_i);
+ IGameDef *gdef = get_server(L);
+ ICraftDefManager *cdef = gdef->cdef();
+ CraftInput input;
+ CraftOutput output(o_item,0);
+ std::vector<CraftDefinition*> recipes_list = cdef->getCraftRecipes(output, gdef);
+ if (recipes_list.empty())
+ {
+ lua_pushnil(L);
+ return 1;
+ }
+ // Get the table insert function
+ lua_getglobal(L, "table");
+ lua_getfield(L, -1, "insert");
+ int table_insert = lua_gettop(L);
+ lua_newtable(L);
+ int table = lua_gettop(L);
+ for(std::vector<CraftDefinition*>::const_iterator
+ i = recipes_list.begin();
+ i != recipes_list.end(); i++)
+ {
+ CraftOutput tmpout;
+ tmpout.item = "";
+ tmpout.time = 0;
+ CraftDefinition *def = *i;
+ tmpout = def->getOutput(input, gdef);
+ if(tmpout.item.substr(0,output.item.length()) == output.item)
+ {
+ input = def->getInput(output, gdef);
+ lua_pushvalue(L, table_insert);
+ lua_pushvalue(L, table);
+ lua_newtable(L);
+ int k = 0;
+ lua_newtable(L);
+ for(std::vector<ItemStack>::const_iterator
+ i = input.items.begin();
+ i != input.items.end(); i++, k++)
+ {
+ if (i->empty()) continue;
+ sprintf(tmp,"%d",k);
+ lua_pushstring(L,tmp);
+ lua_pushstring(L,i->name.c_str());
+ lua_settable(L, -3);
+ }
+ lua_setfield(L, -2, "items");
+ setintfield(L, -1, "width", input.width);
+ switch (input.method)
+ {
+ case CRAFT_METHOD_NORMAL:
+ lua_pushstring(L,"normal");
+ break;
+ case CRAFT_METHOD_COOKING:
+ lua_pushstring(L,"cooking");
+ break;
+ case CRAFT_METHOD_FUEL:
+ lua_pushstring(L,"fuel");
+ break;
+ default:
+ lua_pushstring(L,"unknown");
+ }
+ lua_setfield(L, -2, "type");
+ if(lua_pcall(L, 2, 0, 0))
+ script_error(L, "error: %s", lua_tostring(L, -1));
+ }
+ }
+ return 1;
+}
+
// rollback_get_last_node_actor(p, range, seconds) -> actor, p, seconds
static int l_rollback_get_last_node_actor(lua_State *L)
{
@@ -1086,6 +1159,7 @@ static const struct luaL_Reg minetest_f [] = {
{"notify_authentication_modified", l_notify_authentication_modified},
{"get_craft_result", l_get_craft_result},
{"get_craft_recipe", l_get_craft_recipe},
+ {"get_all_craft_recipes", l_get_all_craft_recipes},
{"rollback_get_last_node_actor", l_rollback_get_last_node_actor},
{"rollback_revert_actions_by", l_rollback_revert_actions_by},
{NULL, NULL}