loop through platforms in config to fetch all supported devices to register them

This adds an additional loop to fetch devices by platform. This saves
time and effort in that it returns all the devices a platform can ‘see’
on for your Home Automation, rather than making you define each one
individually.

app.js

@@ -24,6 +24,41 @@ function loadAccessories() {
 
     var accessories = [];
 
+    console.log("Loading " + config.platforms.length + " platforms...");
+    for (var i=0; i<config.platforms.length; i++) {
+
+        var platformConfig = config.platforms[i];
+
+        // Load up the class for this accessory
+        var platformName = platformConfig["platform"]; // like "Wink"
+        var platformModule = require('./platforms/' + platformName + ".js"); // like "./platforms/Wink.js"
+        var platformConstructor = platformModule.platform; // like "WinkPlatform", a JavaScript constructor
+
+        // Create a custom logging function that prepends the device display name for debugging
+        var name = platformConfig["name"];
+        var log = function(name) { return function(s) { console.log("[" + name + "] " + s); }; }(name);
+
+        log("Initializing " + platformName + " platform...");
+
+        var platform = new platformConstructor(log, platformConfig);
+
+        // query for devices
+        platform.accessories(function(foundAccessories){
+          // loop through accessories adding them to the list and registering them
+          for (var i = 0; i < foundAccessories.length; i++) {
+            accessory = foundAccessories[i]
+            accessories.push(accessory);
+            log("Initializing device with name " + accessory.name + "...")
+            // Extract the raw "services" for this accessory which is a big array of objects describing the various
+            // hooks in and out of HomeKit for the HAP-NodeJS server.
+            var services = accessory.getServices();
+            // Create the HAP server for this accessory
+            createHAPServer(accessory.name, services);
+          }
+          accessories.push.apply(accessories, foundAccessories);
+        })
+    }
+
     // Instantiate all accessories in the config
     console.log("Loading " + config.accessories.length + " accessories...");
     for (var i=0; i<config.accessories.length; i++) {