static bool
jp_resolve(struct json_object *root, struct json_object *cur,
struct jp_opcode *op, struct jp_opcode *res)
{
struct json_object *val;
switch (op->type)
{
case T_THIS:
val = jp_match(op, cur, NULL, NULL);
if (val)
return jp_json_to_op(val, res);
return false;
case T_ROOT:
val = jp_match(op, root, NULL, NULL);
if (val)
return jp_json_to_op(val, res);
return false;
default:
*res = *op;
return true;
}
}
static bool
jp_expr(struct jp_opcode *op, struct json_object *root, struct json_object *cur,
int idx, const char *key, jp_match_cb_t cb, void *priv)
{
struct jp_opcode *sop;
switch (op->type)
{
case T_WILDCARD:
return true;
case T_EQ:
case T_NE:
case T_LT:
case T_LE:
case T_GT:
case T_GE:
return jp_cmp(op, root, cur);
case T_ROOT:
return !!jp_match(op, root, NULL, NULL);
case T_THIS:
return !!jp_match(op, cur, NULL, NULL);
case T_NOT:
return !jp_expr(op->down, root, cur, idx, key, cb, priv);
case T_AND:
for (sop = op->down; sop; sop = sop->sibling)
if (!jp_expr(sop, root, cur, idx, key, cb, priv))
return false;
return true;
case T_OR:
case T_UNION:
for (sop = op->down; sop; sop = sop->sibling)
if (jp_expr(sop, root, cur, idx, key, cb, priv))
return true;
return false;
case T_STRING:
return (key && !strcmp(op->str, key));
case T_NUMBER:
return (idx == op->num);
default:
return false;
}
}
void BlynkMQTT::on_message(const struct mosquitto_message* message)
{
const char *payloads = (const char *)message->payload;
bool matches;
mosqpp::topic_matches_sub("mqblynk/command/#", message->topic, &matches);
if (matches) {
if (strstr(payloads, "quit")) {
printf("exiting on quit request\n");
this->_should_run = false;
} else {
printf("command unrecognised!: %s\n", payloads);
}
return;
}
enum json_tokener_error js_tok_error;
struct json_object *js = json_tokener_parse_verbose((const char*)message->payload, &js_tok_error);
if (js_tok_error != json_tokener_success) {
printf("Invalid json, reason: %s, actual data: %s\n", json_tokener_error_desc(js_tok_error), (const char*)message->payload);
return;
}
for (auto map : this->_conf.outputs) {
bool matches;
int rc = mosqpp::topic_matches_sub(map->topic, message->topic, &matches);
if (rc != MOSQ_ERR_SUCCESS) {
printf("invalid params is code error, out of memory we can't handle: %d\n", rc);
break;
}
if (matches) {
map->blynk = &this->_blynk;
jp_match(map->_jp->path, js, mq_blynk_js_cb, &map);
// if (strcmp(map.magic, "int") == 0) {
// int x = atoi((const char*) message->payload);
// printf("blynking int %d -> %d\n", map.pin, x);
// this->_blynk.virtualWrite(map.pin, x);
// } else if (strcmp(map.magic, "str") == 0) {
// const char *x = (const char *) message->payload;
// printf("blynking str %d -> %s\n", map.pin, x);
// this->_blynk.virtualWrite(map.pin, x);
// } else if (strcmp(map.magic, "lcd") == 0) {
// const char *x = (const char *) message->payload;
// printf("blynking lcd %d -> %s\n", map.pin, x);
// char mem[64] = "";
// BlynkParam cmd(mem, 0, sizeof(mem));
// cmd.add("p");
// cmd.add(0);
// cmd.add(0);
// cmd.add(x);
// this->_blynk.virtualWrite(map.pin, cmd);
// } else {
// printf("unknown magic mapping: %s\n", map.magic);
// }
}
}
json_object_put(js);
}