/******************************************************************************
* FunctionName : jsonparse_object_str
* Description :
* Parameters :
*******************************************************************************/
float ICACHE_FLASH_ATTR uhl_jsonparse_get_value_as_float(struct jsonparse_state *parser) {
char dst[25];
dst[0] = 0x00;
int dst_len = 24;
float flt_val = 0.0f;
bool is_negative = false;
int pos_len = jsonparse_get_len(parser);
//debug("JSON1:type:%d, parserPOS:%d, pos.len:%d\n", parser->vtype, parser->pos, jsonparse_get_len(parser));
if (parser->vtype == JSON_TYPE_ERROR) {
jsonparse_next(parser);
is_negative = true;
pos_len = jsonparse_get_len(parser);
}
if (parser->vtype == JSON_TYPE_NUMBER || parser->vtype == JSON_TYPE_PAIR) {
if (pos_len < dst_len) {
os_memcpy(dst, parser->json + parser->pos - pos_len, pos_len);
dst[pos_len] = '\0';
flt_val = uhl_str2flt(dst);
}
}
if (is_negative)
return flt_val * -1.0f;
else
return flt_val;
}
void ICACHE_FLASH_ATTR finger_handler(
struct espconn *pConnection,
request_method method,
char *url,
char *data,
uint16 data_len,
uint32 content_len,
char *response,
uint16 response_len
) {
if (device_get_uart() != UART_FINGER) {
json_error(response, MOD_FINGER, DEVICE_NOT_FOUND, NULL);
return;
}
struct jsonparse_state parser;
int type, delete_len;
uint16 delete_id;
if (method == POST && data != NULL && data_len != 0) {
jsonparse_setup(&parser, data, data_len);
while ((type = jsonparse_next(&parser)) != 0) {
if (type == JSON_TYPE_PAIR_NAME) {
if (jsonparse_strcmp_value(&parser, "Address") == 0) {
jsonparse_next(&parser);
jsonparse_next(&parser);
char *convert_err = NULL;
char address_str[20];
jsonparse_copy_value(&parser, address_str, 20);
uint32 address = strtoul(address_str, &convert_err, 16);
if (*convert_err == '\0' && address != finger_address()) {
finger_set_address(address, finger_default);
}
} else if (jsonparse_strcmp_value(&parser, "SecurityLevel") == 0) {
jsonparse_next(&parser);
jsonparse_next(&parser);
uint8 security_level = jsonparse_get_value_as_int(&parser);
if (security_level != finger_security_level()) {
finger_set_security_lefel(security_level, finger_default);
}
} else if (jsonparse_strcmp_value(&parser, "Mode") == 0) {
jsonparse_next(&parser);
jsonparse_next(&parser);
if (jsonparse_strcmp_value(&parser, "Read") == 0) {
finger_current_mode = FINGER_READ;
} else if (jsonparse_strcmp_value(&parser, "New") == 0) {
finger_current_mode = FINGER_NEW;
} else if (jsonparse_strcmp_value(&parser, "Delete") == 0) {
finger_current_mode = FINGER_DELETE;
} else if (jsonparse_strcmp_value(&parser, "Empty DB") == 0) {
finger_current_mode = FINGER_EMPTY_DB;
}
} else if (jsonparse_strcmp_value(&parser, "DeleteID") == 0) {
jsonparse_next(&parser);
jsonparse_next(&parser);
delete_id = jsonparse_get_value_as_int(&parser);
delete_len = jsonparse_get_len(&parser);
}
}
}
if (finger_current_mode == FINGER_DELETE && delete_len > 0) {
finger_current_mode = FINGER_READ;
finger_remove(delete_id, NULL);
#if FINGER_DEBUG
debug("FINGER: Delete ID: %d\n", delete_id);
#endif
}
if (finger_current_mode == FINGER_EMPTY_DB) {
finger_current_mode = FINGER_READ;
finger_empty_db(NULL);
#if FINGER_DEBUG
debug("FINGER: Empty DB\n");
#endif
}
}
webserver_set_status(0);
finger_frech_params();
finger_start_read();
}
