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Fixes #4438: wrong cast used when setting Lua mixer script input source (#4470)

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* Fixes #4438: wrong cast used when setting Lua mixer script input source
Improved parsing of Lua mixer script inputs

* Additional type check

* ScriptDataInput union introduced.
Fixed: when using SOURCE input, do not use default value
Fixed: when using SOURCE input, min-max range is fixed
This commit is contained in:
Damjan Adamic
2017-02-21 10:59:47 +01:00
committed by Bertrand Songis
parent 177acb95e5
commit f36d01d560
7 changed files with 65 additions and 35 deletions
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radio/src/lua/interface.cpp
+24 -12
View File
@@ -84,45 +84,57 @@ int luaGetInputs(lua_State * L, ScriptInputsOutputs & sid)
if (!lua_istable(L, -1))
return -1;
memclear(sid.inputs, sizeof(sid.inputs));
sid.inputsCount = 0;
for (lua_pushnil(L); lua_next(L, -2); lua_pop(L, 1)) {
luaL_checktype(L, -2, LUA_TNUMBER); // key is number
luaL_checktype(L, -1, LUA_TTABLE); // value is table
if (sid.inputsCount<MAX_SCRIPT_INPUTS) {
uint8_t field = 0;
int type = 0;
ScriptInput * si = &sid.inputs[sid.inputsCount];
for (lua_pushnil(L); lua_next(L, -2) && field<5; lua_pop(L, 1), field++) {
switch (field) {
case 0:
luaL_checktype(L, -2, LUA_TNUMBER); // key is number
luaL_checktype(L, -1, LUA_TSTRING); // value is string
sid.inputs[sid.inputsCount].name = lua_tostring(L, -1);
si->name = lua_tostring(L, -1);
break;
case 1:
luaL_checktype(L, -2, LUA_TNUMBER); // key is number
luaL_checktype(L, -1, LUA_TNUMBER); // value is number
sid.inputs[sid.inputsCount].type = lua_tointeger(L, -1);
if (sid.inputs[sid.inputsCount].type == 0) {
sid.inputs[sid.inputsCount].min = -100;
sid.inputs[sid.inputsCount].max = 100;
type = lua_tointeger(L, -1);
if (type >= INPUT_TYPE_FIRST && type <= INPUT_TYPE_LAST) {
si->type = type;
}
if (si->type == INPUT_TYPE_VALUE) {
si->min = -100;
si->max = 100;
}
else {
sid.inputs[sid.inputsCount].max = MIXSRC_LAST_TELEM;
si->max = MIXSRC_LAST_TELEM;
}
break;
case 2:
luaL_checktype(L, -2, LUA_TNUMBER); // key is number
luaL_checktype(L, -1, LUA_TNUMBER); // value is number
sid.inputs[sid.inputsCount].min = lua_tointeger(L, -1);
if (si->type == INPUT_TYPE_VALUE) {
si->min = lua_tointeger(L, -1);
}
break;
case 3:
luaL_checktype(L, -2, LUA_TNUMBER); // key is number
luaL_checktype(L, -1, LUA_TNUMBER); // value is number
sid.inputs[sid.inputsCount].max = lua_tointeger(L, -1);
if (si->type == INPUT_TYPE_VALUE) {
si->max = lua_tointeger(L, -1);
}
break;
case 4:
luaL_checktype(L, -2, LUA_TNUMBER); // key is number
luaL_checktype(L, -1, LUA_TNUMBER); // value is number
sid.inputs[sid.inputsCount].def = lua_tointeger(L, -1);
if (si->type == INPUT_TYPE_VALUE) {
si->def = lua_tointeger(L, -1);
}
break;
}
}
@@ -830,10 +842,10 @@ bool luaDoOneRunPermanentScript(event_t evt, int i, uint32_t scriptType)
#endif
lua_rawgeti(lsScripts, LUA_REGISTRYINDEX, sid.run);
for (int j=0; j<sio->inputsCount; j++) {
if (sio->inputs[j].type == 1)
luaGetValueAndPush(lsScripts, (uint8_t)sd.inputs[j]);
if (sio->inputs[j].type == INPUT_TYPE_SOURCE)
luaGetValueAndPush(lsScripts, sd.inputs[j].source);
else
lua_pushinteger(lsScripts, sd.inputs[j] + sio->inputs[j].def);
lua_pushinteger(lsScripts, sd.inputs[j].value + sio->inputs[j].def);
}
}
else if ((scriptType & RUN_FUNC_SCRIPT) && (sid.reference >= SCRIPT_FUNC_FIRST && sid.reference <= SCRIPT_FUNC_LAST)) {