From aa823baa8ec6e76ca7aec723f0f5e69018567689 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Devran=20=C3=9Cnal?= <devran@me.com>
Date: Thu, 17 Sep 2015 02:03:53 +0200
Subject: [PATCH] Add shim for devices with serial connection (video
 projectors, screens, receivers, ..)

---
 accessories/GenericRS232Device.js | 126 ++++++++++++++++++++++++++++++
 config-sample.json                |  13 ++-
 package.json                      |   1 +
 3 files changed, 139 insertions(+), 1 deletion(-)
 create mode 100644 accessories/GenericRS232Device.js

diff --git a/accessories/GenericRS232Device.js b/accessories/GenericRS232Device.js
new file mode 100644
index 0000000..3b9ca36
--- /dev/null
+++ b/accessories/GenericRS232Device.js
@@ -0,0 +1,126 @@
+var types = require("HAP-NodeJS/accessories/types.js");
+var SerialPort = require("serialport").SerialPort;
+
+module.exports = {
+  accessory: GenericRS232DeviceAccessory
+}
+
+function GenericRS232DeviceAccessory(log, config) {
+  this.log = log;
+  this.id = config["id"];
+  this.name = config["name"];
+  this.model_name = config["model_name"];
+  this.manufacturer = config["manufacturer"];
+  this.on_command = config["on_command"];
+  this.off_command = config["off_command"];
+  this.device = config["device"];
+  this.baudrate = config["baudrate"];
+}
+
+GenericRS232DeviceAccessory.prototype = {
+  getServices: function() {
+    var that = this;
+    return [
+      {
+        sType: types.ACCESSORY_INFORMATION_STYPE,
+        characteristics: [
+          {
+            cType: types.NAME_CTYPE,
+            onUpdate: null,
+            perms: ["pr"],
+            format: "string",
+            initialValue: that.name,
+            supportEvents: false,
+            supportBonjour: false,
+            manfDescription: "Name of the accessory",
+            designedMaxLength: 255
+          },
+          {
+            cType: types.MANUFACTURER_CTYPE,
+            onUpdate: null,
+            perms: ["pr"],
+            format: "string",
+            initialValue: that.manufacturer,
+            supportEvents: false,
+            supportBonjour: false,
+            manfDescription: "Manufacturer",
+            designedMaxLength: 255
+          },
+          {
+            cType: types.MODEL_CTYPE,
+            onUpdate: null,
+            perms: ["pr"],
+            format: "string",
+            initialValue: that.model_name,
+            supportEvents: false,
+            supportBonjour: false,
+            manfDescription: "Model",
+            designedMaxLength: 255
+          },
+          {
+            cType: types.SERIAL_NUMBER_CTYPE,
+            onUpdate: null,
+            perms: ["pr"],
+            format: "string",
+            initialValue: that.id,
+            supportEvents: false,
+            supportBonjour: false,
+            manfDescription: "SN",
+            designedMaxLength: 255
+          },
+          {
+            cType: types.IDENTIFY_CTYPE,
+            onUpdate: null,
+            perms: ["pw"],
+            format: "bool",
+            initialValue: false,
+            supportEvents: false,
+            supportBonjour: false,
+            manfDescription: "Identify Accessory",
+            designedMaxLength: 1
+          }
+        ]
+      },
+      {
+        sType: types.SWITCH_STYPE,
+        characteristics: [
+          {
+            cType: types.NAME_CTYPE,
+            onUpdate: null,
+            perms: ["pr"],
+            format: "string",
+            initialValue: this.serviceName,
+            supportEvents: false,
+            supportBonjour: false,
+            manfDescription: "Name of service",
+            designedMaxLength: 255
+          },
+          {
+            cType: types.POWER_STATE_CTYPE,
+            onUpdate: function(value) {
+              var command = (value == 1 ? that.on_command : that.off_command);
+              var serialPort = new SerialPort(that.device, { baudrate: that.baudrate });
+              serialPort.on("open", function () {
+                serialPort.write(command, function(error, results) {
+                  if(error) {
+                    console.log('Errors ' + err);
+                  }
+                });
+              });
+              
+            },
+            perms: ["pw","pr","ev"],
+            format: "bool",
+            initialValue: false,
+            supportEvents: false,
+            supportBonjour: false,
+            manfDescription: "Set the Power state",
+            designedMaxLength: 1
+          }
+        ]
+      }
+    ]
+  }
+}
+
+module.exports.accessory = GenericRS232DeviceAccessory;
\ No newline at end of file
diff --git a/config-sample.json b/config-sample.json
index 49fc923..6f24554 100644
--- a/config-sample.json
+++ b/config-sample.json
@@ -205,7 +205,18 @@
             "window_seconds": 5,
             "sensor_type": "m",
             "inverse": false
+        },
+        {
+            "accessory": "GenericRS232Device",
+            "name": "Projector",
+            "description": "Make sure you set a 'Siri-Name' for your iOS-Device (example: 'Home Cinema') otherwise it might not work.",
+            "id": "TYDYMU044UVNP",
+            "baudrate": 9600,
+            "device": "/dev/tty.usbserial",
+            "manufacturer": "Acer",
+            "model_name": "H6510BD",
+            "on_command": "* 0 IR 001\r",
+            "off_command": "* 0 IR 002\r"
         }
-
     ]
 }
diff --git a/package.json b/package.json
index d0eb41c..f8b7225 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,7 @@
     "q": "1.4.x",
     "tough-cookie": "^2.0.0",
     "request": "2.49.x",
+    "serialport": "^1.7.4",
     "sonos": "0.8.x",
     "telldus-live": "0.2.x",
     "teslams": "1.0.1",