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-rw-r--r--src/script/common/c_content.cpp31
-rw-r--r--src/script/common/c_content.h9
-rw-r--r--src/script/lua_api/l_mapgen.cpp30
3 files changed, 43 insertions, 27 deletions
diff --git a/src/script/common/c_content.cpp b/src/script/common/c_content.cpp
index 74e1b0956..899e1c536 100644
--- a/src/script/common/c_content.cpp
+++ b/src/script/common/c_content.cpp
@@ -840,23 +840,32 @@ void push_hit_params(lua_State *L,const HitParams &params)
}
/******************************************************************************/
-u32 getflagsfield(lua_State *L, int table, const char *fieldname,
- FlagDesc *flagdesc, u32 *flagmask)
+
+bool getflagsfield(lua_State *L, int table, const char *fieldname,
+ FlagDesc *flagdesc, u32 *flags, u32 *flagmask)
{
- u32 flags = 0;
-
lua_getfield(L, table, fieldname);
- if (lua_isstring(L, -1)) {
- std::string flagstr = lua_tostring(L, -1);
- flags = readFlagString(flagstr, flagdesc, flagmask);
- } else if (lua_istable(L, -1)) {
- flags = read_flags_table(L, -1, flagdesc, flagmask);
- }
+ bool success = read_flags(L, -1, flagdesc, flags, flagmask);
lua_pop(L, 1);
- return flags;
+ return success;
+}
+
+bool read_flags(lua_State *L, int index, FlagDesc *flagdesc,
+ u32 *flags, u32 *flagmask)
+{
+ if (lua_isstring(L, index)) {
+ std::string flagstr = lua_tostring(L, index);
+ *flags = readFlagString(flagstr, flagdesc, flagmask);
+ } else if (lua_istable(L, index)) {
+ *flags = read_flags_table(L, index, flagdesc, flagmask);
+ } else {
+ return false;
+ }
+
+ return true;
}
u32 read_flags_table(lua_State *L, int table, FlagDesc *flagdesc, u32 *flagmask)
diff --git a/src/script/common/c_content.h b/src/script/common/c_content.h
index 9aed5ccfa..f48c673bd 100644
--- a/src/script/common/c_content.h
+++ b/src/script/common/c_content.h
@@ -119,9 +119,14 @@ int getenumfield (lua_State *L,
const EnumString *spec,
int default_);
-u32 getflagsfield (lua_State *L, int table,
+bool getflagsfield (lua_State *L, int table,
const char *fieldname,
- FlagDesc *flagdesc, u32 *flagmask);
+ FlagDesc *flagdesc,
+ u32 *flags, u32 *flagmask);
+
+bool read_flags (lua_State *L, int index,
+ FlagDesc *flagdesc,
+ u32 *flags, u32 *flagmask);
u32 read_flags_table (lua_State *L, int table,
FlagDesc *flagdesc, u32 *flagmask);
diff --git a/src/script/lua_api/l_mapgen.cpp b/src/script/lua_api/l_mapgen.cpp
index f357d3f44..56109a9dd 100644
--- a/src/script/lua_api/l_mapgen.cpp
+++ b/src/script/lua_api/l_mapgen.cpp
@@ -189,9 +189,10 @@ int ModApiMapgen::l_set_mapgen_params(lua_State *L)
return 0;
EmergeManager *emerge = getServer(L)->getEmergeManager();
- ASSERT(emerge);
+ assert(emerge);
std::string flagstr;
+ u32 flags = 0, flagmask = 0;
lua_getfield(L, 1, "mgname");
if (lua_isstring(L, -1)) {
@@ -216,13 +217,7 @@ int ModApiMapgen::l_set_mapgen_params(lua_State *L)
"see lua_api.txt" << std::endl;
}
- lua_getfield(L, 1, "flags");
- if (lua_isstring(L, -1)) {
- u32 flags, flagmask;
-
- flagstr = lua_tostring(L, -1);
- flags = readFlagString(flagstr, flagdesc_mapgen, &flagmask);
-
+ if (getflagsfield(L, 1, "flags", flagdesc_mapgen, &flags, &flagmask)) {
emerge->params.flags &= ~flagmask;
emerge->params.flags |= flags;
}
@@ -260,11 +255,13 @@ int ModApiMapgen::l_set_noiseparam_defaults(lua_State *L)
// set_gen_notify(string)
int ModApiMapgen::l_set_gen_notify(lua_State *L)
{
- if (lua_isstring(L, 1)) {
+ u32 flags = 0, flagmask = 0;
+
+ if (read_flags(L, 1, flagdesc_gennotify, &flags, &flagmask)) {
EmergeManager *emerge = getServer(L)->getEmergeManager();
- emerge->gennotify = readFlagString(lua_tostring(L, 1),
- flagdesc_gennotify, NULL);
+ emerge->gennotify = flags;
}
+
return 0;
}
@@ -407,8 +404,11 @@ int ModApiMapgen::l_register_decoration(lua_State *L)
break; }
case DECO_SCHEMATIC: {
DecoSchematic *dschem = (DecoSchematic *)deco;
- dschem->flags = getflagsfield(L, index, "flags",
- flagdesc_deco_schematic, NULL);
+
+ dschem->flags = 0;
+ getflagsfield(L, index, "flags", flagdesc_deco_schematic,
+ &dschem->flags, NULL);
+
dschem->rotation = (Rotation)getenumfield(L, index,
"rotation", es_Rotation, ROTATE_0);
@@ -482,8 +482,10 @@ int ModApiMapgen::l_register_ore(lua_State *L)
ore->clust_size = getintfield_default(L, index, "clust_size", 0);
ore->height_min = getintfield_default(L, index, "height_min", 0);
ore->height_max = getintfield_default(L, index, "height_max", 0);
- ore->flags = getflagsfield(L, index, "flags", flagdesc_ore, NULL);
ore->nthresh = getfloatfield_default(L, index, "noise_threshhold", 0.);
+ ore->flags = 0;
+ getflagsfield(L, index, "flags", flagdesc_ore, &ore->flags, NULL);
+
lua_getfield(L, index, "wherein");
if (lua_istable(L, -1)) {
int i = lua_gettop(L);