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authorFulup Ar Foll <fulup@iot.bzh>2017-08-22 18:03:10 +0200
committerFulup Ar Foll <fulup@iot.bzh>2017-08-22 18:03:10 +0200
commit906c706a3de0d80940ece8220c122947b0c6ffa5 (patch)
tree4a5aa439e8478cc5f957afa93d25e4f28908687b /Controller-afb/ctl-lua.c
parenta93168b0402a84e2033dad6f309dfb14f5fd6d64 (diff)
Fix Lua->json Numeric table
Diffstat (limited to 'Controller-afb/ctl-lua.c')
-rw-r--r--Controller-afb/ctl-lua.c44
1 files changed, 34 insertions, 10 deletions
diff --git a/Controller-afb/ctl-lua.c b/Controller-afb/ctl-lua.c
index 2aaa3a5..acadfb9 100644
--- a/Controller-afb/ctl-lua.c
+++ b/Controller-afb/ctl-lua.c
@@ -165,26 +165,50 @@ STATIC int LuaPushArgument (json_object *argsJ) {
STATIC json_object *LuaPopOneArg (lua_State* luaState, int idx);
+// Move a table from Internal Lua representation to Json one
+// Numeric table are transformed in json array, string one in object
+// Mix numeric/string key are not supported
STATIC json_object *LuaTableToJson (lua_State* luaState, int index) {
- int idx;
#define LUA_KEY_INDEX -2
#define LUA_VALUE_INDEX -1
+
+ int idx;
+ int tableType;
+ json_object *tableJ= NULL;
- json_object *tableJ= json_object_new_object();
- const char *key;
- char number[3];
lua_pushnil(luaState); // 1st key
if (index < 0) index--;
for (idx=1; lua_next(luaState, index) != 0; idx++) {
// uses 'key' (at index -2) and 'value' (at index -1)
- if (lua_type(luaState,LUA_KEY_INDEX) == LUA_TSTRING) key= lua_tostring(luaState, LUA_KEY_INDEX);
- else {
- snprintf(number, sizeof(number),"%d", idx);
- key=number;
+ if (lua_type(luaState,LUA_KEY_INDEX) == LUA_TSTRING) {
+
+ if (!tableJ) {
+ tableJ= json_object_new_object();
+ tableType=LUA_TSTRING;
+ } else if (tableType != LUA_TSTRING){
+ AFB_ERROR("MIX Lua Table with key string/numeric not supported");
+ return NULL;
+ }
+
+ const char *key= lua_tostring(luaState, LUA_KEY_INDEX);
+ json_object *argJ= LuaPopOneArg(luaState, LUA_VALUE_INDEX);
+ json_object_object_add(tableJ, key, argJ);
+
+ } else {
+ if (!tableJ) {
+ tableJ= json_object_new_array();
+ tableType=LUA_TNUMBER;
+ } else if(tableType == LUA_TNUMBER) {
+ AFB_ERROR("MIX Lua Table with key string/numeric not supported");
+ return NULL;
+ }
+
+ json_object *argJ= LuaPopOneArg(luaState, LUA_VALUE_INDEX);
+ json_object_array_add(tableJ, argJ);
}
- json_object *argJ= LuaPopOneArg(luaState, LUA_VALUE_INDEX);
- json_object_object_add(tableJ, key, argJ);
+
+
lua_pop(luaState, 1); // removes 'value'; keeps 'key' for next iteration
}