Add support for additional Xiaomi BLE sensors (#1027) (#1027)

esphome/components/xiaomi_mjyd02yla/binary_sensor.py

@@ -0,0 +1,47 @@
+import esphome.codegen as cg
+import esphome.config_validation as cv
+from esphome.components import sensor, binary_sensor, esp32_ble_tracker
+from esphome.const import CONF_MAC_ADDRESS, CONF_ID, CONF_BINDKEY, \
+    CONF_DEVICE_CLASS, CONF_LIGHT, CONF_BATTERY_LEVEL, UNIT_PERCENT, ICON_BATTERY, \
+    CONF_IDLE_TIME, UNIT_MINUTE, ICON_TIMELAPSE
+
+DEPENDENCIES = ['esp32_ble_tracker']
+AUTO_LOAD = ['xiaomi_ble']
+
+xiaomi_mjyd02yla_ns = cg.esphome_ns.namespace('xiaomi_mjyd02yla')
+XiaomiMJYD02YLA = xiaomi_mjyd02yla_ns.class_('XiaomiMJYD02YLA', binary_sensor.BinarySensor,
+                                             cg.Component, esp32_ble_tracker.ESPBTDeviceListener)
+
+CONFIG_SCHEMA = cv.All(binary_sensor.BINARY_SENSOR_SCHEMA.extend({
+    cv.GenerateID(): cv.declare_id(XiaomiMJYD02YLA),
+    cv.Required(CONF_MAC_ADDRESS): cv.mac_address,
+    cv.Required(CONF_BINDKEY): cv.bind_key,
+    cv.Optional(CONF_DEVICE_CLASS, default='motion'): binary_sensor.device_class,
+    cv.Optional(CONF_IDLE_TIME): sensor.sensor_schema(UNIT_MINUTE, ICON_TIMELAPSE, 0),
+    cv.Optional(CONF_BATTERY_LEVEL): sensor.sensor_schema(UNIT_PERCENT, ICON_BATTERY, 0),
+    cv.Optional(CONF_LIGHT): binary_sensor.BINARY_SENSOR_SCHEMA.extend({
+        cv.Optional(CONF_DEVICE_CLASS, default='light'): binary_sensor.device_class,
+    }),
+}).extend(esp32_ble_tracker.ESP_BLE_DEVICE_SCHEMA).extend(cv.COMPONENT_SCHEMA))
+
+
+def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+    yield cg.register_component(var, config)
+    yield esp32_ble_tracker.register_ble_device(var, config)
+    yield binary_sensor.register_binary_sensor(var, config)
+
+    cg.add(var.set_address(config[CONF_MAC_ADDRESS].as_hex))
+    cg.add(var.set_bindkey(config[CONF_BINDKEY]))
+
+    if CONF_IDLE_TIME in config:
+        sens = yield sensor.new_sensor(config[CONF_IDLE_TIME])
+        cg.add(var.set_idle_time(sens))
+    if CONF_BATTERY_LEVEL in config:
+        sens = yield sensor.new_sensor(config[CONF_BATTERY_LEVEL])
+        cg.add(var.set_battery_level(sens))
+    if CONF_LIGHT in config:
+        sens = yield binary_sensor.new_binary_sensor(config[CONF_LIGHT])
+        cg.add(var.set_light(sens))
+
+    cg.add_library("mbedtls", "cdf462088d")

esphome/components/xiaomi_mjyd02yla/xiaomi_mjyd02yla.cpp

@@ -0,0 +1,79 @@
+#include "xiaomi_mjyd02yla.h"
+#include "esphome/core/log.h"
+
+#ifdef ARDUINO_ARCH_ESP32
+
+namespace esphome {
+namespace xiaomi_mjyd02yla {
+
+static const char *TAG = "xiaomi_mjyd02yla";
+
+void XiaomiMJYD02YLA::dump_config() {
+  ESP_LOGCONFIG(TAG, "Xiaomi MJYD02YL-A");
+  LOG_BINARY_SENSOR("  ", "Motion", this);
+  LOG_BINARY_SENSOR("  ", "Light", this->is_light_);
+  LOG_SENSOR("  ", "Idle Time", this->idle_time_);
+  LOG_SENSOR("  ", "Battery Level", this->battery_level_);
+}
+
+bool XiaomiMJYD02YLA::parse_device(const esp32_ble_tracker::ESPBTDevice &device) {
+  if (device.address_uint64() != this->address_) {
+    ESP_LOGVV(TAG, "parse_device(): unknown MAC address.");
+    return false;
+  }
+  ESP_LOGVV(TAG, "parse_device(): MAC address %s found.", device.address_str().c_str());
+
+  bool success = false;
+  for (auto &service_data : device.get_service_datas()) {
+    auto res = xiaomi_ble::parse_xiaomi_header(service_data);
+    if (!res.has_value()) {
+      continue;
+    }
+    if (res->is_duplicate) {
+      continue;
+    }
+    if (res->has_encryption &&
+        (!(xiaomi_ble::decrypt_xiaomi_payload(const_cast<std::vector<uint8_t> &>(service_data.data), this->bindkey_,
+                                              this->address_)))) {
+      continue;
+    }
+    if (!(xiaomi_ble::parse_xiaomi_message(service_data.data, *res))) {
+      continue;
+    }
+    if (!(xiaomi_ble::report_xiaomi_results(res, device.address_str()))) {
+      continue;
+    }
+    if (res->idle_time.has_value() && this->idle_time_ != nullptr)
+      this->idle_time_->publish_state(*res->idle_time);
+    if (res->battery_level.has_value() && this->battery_level_ != nullptr)
+      this->battery_level_->publish_state(*res->battery_level);
+    if (res->is_light.has_value() && this->is_light_ != nullptr)
+      this->is_light_->publish_state(*res->is_light);
+    if (res->has_motion.has_value())
+      this->publish_state(*res->has_motion);
+    success = true;
+  }
+
+  if (!success) {
+    return false;
+  }
+
+  return true;
+}
+
+void XiaomiMJYD02YLA::set_bindkey(const std::string &bindkey) {
+  memset(bindkey_, 0, 16);
+  if (bindkey.size() != 32) {
+    return;
+  }
+  char temp[3] = {0};
+  for (int i = 0; i < 16; i++) {
+    strncpy(temp, &(bindkey.c_str()[i * 2]), 2);
+    bindkey_[i] = std::strtoul(temp, NULL, 16);
+  }
+}
+
+}  // namespace xiaomi_mjyd02yla
+}  // namespace esphome
+
+#endif

esphome/components/xiaomi_mjyd02yla/xiaomi_mjyd02yla.h

@@ -0,0 +1,40 @@
+#pragma once
+
+#include "esphome/core/component.h"
+#include "esphome/components/sensor/sensor.h"
+#include "esphome/components/binary_sensor/binary_sensor.h"
+#include "esphome/components/esp32_ble_tracker/esp32_ble_tracker.h"
+#include "esphome/components/xiaomi_ble/xiaomi_ble.h"
+
+#ifdef ARDUINO_ARCH_ESP32
+
+namespace esphome {
+namespace xiaomi_mjyd02yla {
+
+class XiaomiMJYD02YLA : public Component,
+                        public binary_sensor::BinarySensorInitiallyOff,
+                        public esp32_ble_tracker::ESPBTDeviceListener {
+ public:
+  void set_address(uint64_t address) { address_ = address; }
+  void set_bindkey(const std::string &bindkey);
+
+  bool parse_device(const esp32_ble_tracker::ESPBTDevice &device) override;
+
+  void dump_config() override;
+  float get_setup_priority() const override { return setup_priority::DATA; }
+  void set_idle_time(sensor::Sensor *idle_time) { idle_time_ = idle_time; }
+  void set_battery_level(sensor::Sensor *battery_level) { battery_level_ = battery_level; }
+  void set_light(binary_sensor::BinarySensor *light) { is_light_ = light; }
+
+ protected:
+  uint64_t address_;
+  uint8_t bindkey_[16];
+  sensor::Sensor *idle_time_{nullptr};
+  sensor::Sensor *battery_level_{nullptr};
+  binary_sensor::BinarySensor *is_light_{nullptr};
+};
+
+}  // namespace xiaomi_mjyd02yla
+}  // namespace esphome
+
+#endif