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/*
* Copyright (C) 2016 "IoT.bzh"
* Author Fulup Ar Foll <fulup@iot.bzh>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, something express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Reference:
* Json load using json_unpack https://jansson.readthedocs.io/en/2.9/apiref.html#parsing-and-validating-values
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <string.h>
#include "ctl-config.h"
int ActionExecOne(CtlActionT* action, json_object *queryJ) {
int err;
switch (action->type) {
case CTL_TYPE_API:
{
json_object *returnJ;
// if query is empty increment usage count and pass args
if (!queryJ || json_object_get_type(queryJ) != json_type_object) {
json_object_get(action->argsJ);
queryJ = action->argsJ;
} else if (action->argsJ) {
// Merge queryJ and argsJ before sending request
if (json_object_get_type(action->argsJ) == json_type_object) {
json_object_object_foreach(action->argsJ, key, val) {
json_object_object_add(queryJ, key, val);
}
} else {
json_object_object_add(queryJ, "args", action->argsJ);
}
}
json_object_object_add(queryJ, "label", json_object_new_string(action->source.label));
int err = afb_service_call_sync(action->api, action->call, queryJ, &returnJ);
if (err) {
static const char*format = "ActionExecOne(Api) api=%s verb=%s args=%s";
AFB_ERROR(format, action->api, action->call, action->source.label);
goto OnErrorExit;
}
break;
}
#ifdef CONTROL_SUPPORT_LUA
case CTL_TYPE_LUA:
err = LuaCallFunc(action, queryJ);
if (err) {
AFB_ERROR("ActionExecOne(Lua) label=%s func=%s args=%s", action->source.label, action->call, json_object_get_string(action->argsJ));
goto OnErrorExit;
}
break;
#endif
case CTL_TYPE_CB:
err = (*action->actionCB) (&action->source, action->argsJ, queryJ);
if (err) {
AFB_ERROR("ActionExecOne(Callback) label%s func=%s args=%s", action->source.label, action->call, json_object_get_string(action->argsJ));
goto OnErrorExit;
}
break;
default:
{
AFB_ERROR("ActionExecOne(unknown) API type label=%s", action->source.label);
goto OnErrorExit;
}
}
return 0;
OnErrorExit:
return -1;
}
// unpack individual action object
int ActionLoadOne(CtlActionT *action, json_object *actionJ) {
char *api = NULL, *verb = NULL, *lua = NULL;
int err, modeCount = 0;
json_object *callbackJ=NULL;
err = wrap_json_unpack(actionJ, "{ss,s?s,s?o,s?s,s?s,s?s,s?o !}"
, "label", &action->source.label, "info", &action->source.info, "callback", &callbackJ, "lua", &lua, "api", &api, "verb", &verb, "args", &action->argsJ);
if (err) {
AFB_ERROR("ACTION-LOAD-ONE Missing something label|info|callback|lua|(api+verb)|args in:\n-- %s", json_object_get_string(actionJ));
goto OnErrorExit;
}
if (lua) {
action->type = CTL_TYPE_LUA;
action->call = lua;
modeCount++;
}
if (api && verb) {
action->type = CTL_TYPE_API;
action->api = api;
action->call = verb;
modeCount++;
}
if (callbackJ) {
action->type = CTL_TYPE_CB;
modeCount++;
err = PluginGetCB (action, callbackJ);
if (err) goto OnErrorExit;
}
// make sure at least one mode is selected
if (modeCount == 0) {
AFB_ERROR("ACTION-LOAD-ONE No Action Selected lua|callback|(api+verb) in %s", json_object_get_string(actionJ));
goto OnErrorExit;
}
if (modeCount > 1) {
AFB_ERROR("ACTION-LOAD-ONE:ToMany arguments lua|callback|(api+verb) in %s", json_object_get_string(actionJ));
goto OnErrorExit;
}
return 0;
OnErrorExit:
return 1;
};
CtlActionT *ActionLoad(json_object *actionsJ) {
int err;
CtlActionT *actions;
// action array is close with a nullvalue;
if (json_object_get_type(actionsJ) == json_type_array) {
int count = json_object_array_length(actionsJ);
actions = calloc(count + 1, sizeof (CtlActionT));
for (int idx = 0; idx < count; idx++) {
json_object *actionJ = json_object_array_get_idx(actionsJ, idx);
err = ActionLoadOne(&actions[idx], actionJ);
if (err) goto OnErrorExit;
}
} else {
actions = calloc(2, sizeof (CtlActionT));
err = ActionLoadOne(&actions[0], actionsJ);
if (err) goto OnErrorExit;
}
return actions;
OnErrorExit:
return NULL;
}
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