void getVersion_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
string content = "<html><body><h1>Version 1.0!</h1>" + getCaptureMode() + "</body></html>";
byte[] bytes = new System.Text.UTF8Encoding().GetBytes(content);
responder.Respond(bytes, "text/html");
}
void sayHello_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
string content = "<html><body><h1>Hello World!!</h1></body></html>";
byte[] bytes = new System.Text.UTF8Encoding().GetBytes(content);
responder.Respond(bytes, "text/html");
}
void test_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
Debug.Print("Hello world");
string content = "<html><body><h1>Hosted on .NET Gadgteer!!</h1><a href=\"http://169.254.120.154/seepicture\">http://169.254.120.154/seepicture</a></body></html>";
byte[] bytes = new System.Text.UTF8Encoding().GetBytes(content);
responder.Respond(bytes, "text/html");
}
void TakePicture_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
GT.Picture jpeg = new GT.Picture(picture.PictureData, Gadgeteer.Picture.PictureEncoding.JPEG);
if (picture != null)
{
responder.Respond(jpeg);
}
}
void sketch_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
Bitmap bitmap = background.Bitmap;
byte[] buff = new byte[bitmap.Width * bitmap.Height * 3 + 54];
Util.BitmapToBMPFile(bitmap.GetBitmap(), bitmap.Width, bitmap.Height, buff);
GT.Picture picture = new GT.Picture(buff, GT.Picture.PictureEncoding.BMP);
responder.Respond(picture);
}
void seePicture_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
if (pic != null)
{
responder.Respond(pic);
}
else
{
responder.Respond("Take picture first");
}
}
/// <summary>
/// handler di defalut
/// TODO Testare che la pagina venga visualizzata correttamente (con i css)
/// </summary>
void DefaultEvent_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
string str = Resources.GetString(Resources.StringResources.index);
byte[] HTML = System.Text.Encoding.UTF8.GetBytes(str);
// We always send the same page back
responder.Respond(HTML, "index/html;charset=utf-8");
// If a button was clicked
if (method == WebServer.HttpMethod.POST)
{
Debug.Print("Path: " + path);
}
}
/// <summary>
/// Raises the <see cref="WebEventReceived"/> event.
/// </summary>
/// <param name="responder">Contains request data sent by the the client and functionality to respond to the request.</param>
/// <param name="method">The incoming http method. </param>
/// <param name="path">The path of the requested resource.</param>
internal virtual void OnWebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
if (onWebEventReceived == null)
{
onWebEventReceived = new ReceivedWebEventHandler(OnWebEventReceived);
}
if (_WebEventReceived == null || noHandlerSet)
{
responder.SendResponse();
}
else if (Program.CheckAndInvoke(_WebEventReceived, onWebEventReceived, path, method, responder))
{
_WebEventReceived(path, method, responder);
}
}
void webEvent_dispatcher(string path, WebServer.HttpMethod method, Responder responder)
{
if (method.Equals(WebServer.HttpMethod.PUT))
{
string firstURLParam = path.Substring(0, path.IndexOf("/"));
#if DEBUG
Debug.Print("Called PUT " + path);
Debug.Print("URL starts with " + firstURLParam);
#endif
switch (firstURLParam)
{
case "lights":
#if DEBUG
Debug.Print("Called PUT the lights " + path.Substring(path.LastIndexOf("/")));
#endif
putLightsManager(path.Substring(path.IndexOf("/") + 1));
break;
case "automatic_light":
putAutomaticLightsManager(path.Substring(path.IndexOf("/") + 1));
break;
case "automatic_heather":
putAutomaticHeatherManager(path.Substring(path.IndexOf("/") + 1));
break;
case "heather":
putHeatherManager(path.Substring(path.IndexOf("/") + 1));
break;
default:
lock (board.lokcker)
{
responder.Respond(Encoding.UTF8.GetBytes("\"KO\""), "text/json");
}
return;
}
}
lock (board)
{
responder.Respond(Encoding.UTF8.GetBytes("\"OK\""), "text/json");
}
}
void seePicture_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
if (pic != null)
{
Bitmap b = new Bitmap(320, 240);
b.DrawLine(Colors.Red, 20, 0, 0, 319, 239);
byte[] buff = new byte[320 * 240 * 3 + 54];
GHIElectronics.NETMF.System.Util.BitmapToBMPFile(b.GetBitmap(), 320, 240, buff);
GT.Picture picture = new GT.Picture(buff, GT.Picture.PictureEncoding.BMP);
responder.Respond(picture);
}
else
{
responder.Respond("Take picture first");
}
}
void toggleCapture_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
captureOn = !(captureOn);
string content = "<html><body><h1>" + getCaptureMode() + "</h1></body></html>";
byte[] bytes = new System.Text.UTF8Encoding().GetBytes(content);
responder.Respond(bytes, "text/html");
if (captureOn)
{
multicolorLed.BlinkRepeatedly(GT.Color.Red);
}
else
{
multicolorLed.BlinkRepeatedly(GT.Color.Green);
}
}
// secure reception of wifi credentials over wifi network - secured by receiving secret
void CredentialsWebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
if (responder.UrlParameters == null || !responder.UrlParameters.Contains("ssid") || !responder.UrlParameters.Contains("setupauthcode"))
{
responder.Respond("ERROR::Syntax: " + path + "?ssid=SSID&setupauthcode=SETUPAUTHCODE[&key=WIFIKEY]");
return;
}
if (((string)responder.UrlParameters["setupauthcode"]) != SetupAuthCode)
{
responder.Respond("ERROR::Incorrect setupauthcode");
return;
}
var ssid = responder.UrlParameters["ssid"] as string;
if (ssid == null || ssid == "")
{
responder.Respond("ERROR::Invalid SSID");
return;
}
var key = "";
if (responder.UrlParameters.Contains("key"))
{
key = responder.UrlParameters["key"] as string;
}
Debug.Print("Received (via web event) credentials for network " + ssid);
bool newcreds = ReceivedCredentials(ssid, key);
if (newcreds)
{
responder.Respond("OK::Got new credentials");
SaveData();
Thread.Sleep(10);
WebServer.StopLocalServer();
currentAP = null;
SetLed();
SetScreen();
wifi.Interface.Disconnect();
}
else
{
responder.Respond("OK::Already had those");
}
}
void collectData_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
/*EXAMPLE: path = "data?currentLatitude=XX.XXXXXXX¤tLongitude=XX.XXXXXXX&destinationLatitude=XX.XXXXXXX&destinationLongitude=XX.XXXXXXX";*/
Debug.Print(path.ToString());
//Debug.Print(receivedContent.ToString());
// process data
/*currentLatitude = path;
* currentLongitude = path;
* destinationLatitude = path;
* destinationLongitude = path;*/
// send information back
string respondContent = "HTTP/1.1 200 OK"; // this can be anything (HTML etc..)
byte[] HeaderData = new System.Text.UTF8Encoding().GetBytes(respondContent);
responder.Respond(HeaderData, "text/plain");
}
/// <summary>
/// Extracts data from the header and fills in corresponding properties.
/// </summary>
protected void ProcessHeader()
{
// Process Header
string request = new string(Encoding.UTF8.GetChars(_headerData));
char[] delimiters = new char[] { '\r', '\n' };
string[] splittedRequest = request.Split(delimiters);
for (int i = 0; i < splittedRequest.Length; i++)
{
string line = splittedRequest[i];
line.Trim();
if (line.Length > 0 && !line.Equals(" "))
{
// used for identifying body part
// *******************************************************
// prepare request values
// *******************************************************
// differ between different cases
// generally, first parameter is GET, PUT, POST, DELETE, followed by the URL and HTTP Version
// seperated by
if (i == 0)
{
string[] httpFirstLineParameters = line.Split(' ');
MethodAsString = httpFirstLineParameters[0];
if (MethodAsString.Equals("GET"))
{
contentLength = 0;
_httpMethod = WebServer.HttpMethod.GET;
}
else if (MethodAsString.Equals("POST"))
{
_httpMethod = WebServer.HttpMethod.POST;
}
else if (MethodAsString.Equals("PUT"))
{
_httpMethod = WebServer.HttpMethod.PUT;
}
else if (MethodAsString.Equals("DELETE"))
{
contentLength = 0;
_httpMethod = WebServer.HttpMethod.DELETE;
}
// Debug.Print("HttpMethod " + HttpMethod);
string path = httpFirstLineParameters[1];
// get the path and check for parameters
path = path.Substring(1, path.Length - 1);
if (_httpMethod == WebServer.HttpMethod.DELETE || HttpMethod == WebServer.HttpMethod.GET)
{
string[] array = path.Split('?');
if (array.Length == 2)
{
_path = array[0];
string[] parameterTuples = array[1].Split('&');
UrlParameters = new Hashtable();
for (int t = 0; t < parameterTuples.Length; t++)
{
string[] parameterData = ((string)parameterTuples[t]).Split('=');
if (parameterData.Length == 2)
{
UrlParameters.Add(parameterData[0], parameterData[1]);
}
else
{
throw new Exception("Malformed URL request");
}
}
}
else
{
_path = path;
}
}
else
{
_path = path;
}
_httpVersion = httpFirstLineParameters[2];
}
else
{
// put all other valuse into a hashtable for further computations, if necessary
string[] nextLine = line.Split(':');
headerFields.Add(nextLine[0], nextLine[1]);
if (nextLine[0].ToLower().Equals("content-length"))
{
contentLength = int.Parse(nextLine[1]);
// Debug.Print("content-Length found " + contentLength);
}
}
}
}
}
/// <summary>
/// HTTP request handler
/// </summary>
/// <param name="path"></param>
/// <param name="method"></param>
/// <param name="responder"></param>
void DefaultEvent_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
// We always send the same page back
responder.Respond(HTML, "text/html;charset=utf-8");
}
void hello_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
Debug.Print("Hello world");
responder.Respond("Hello world");
}
void empty_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
responder.Respond("This is a RoboHome module and should be accessed using the API");
}
/// <summary>
/// Extracts data from the header and fills in corresponding properties.
/// </summary>
protected void ProcessHeader()
{
// Process Header
string request = new string(Encoding.UTF8.GetChars(_headerData));
char[] delimiters = new char[] { '\r', '\n' };
string[] splittedRequest = request.Split(delimiters);
for (int i = 0; i < splittedRequest.Length; i++)
{
string line = splittedRequest[i];
line.Trim();
if (line.Length > 0 && !line.Equals(" "))
{
// used for identifying body part
// *******************************************************
// prepare request values
// *******************************************************
// differ between different cases
// generally, first parameter is GET, PUT, POST, DELETE, followed by the URL and HTTP Version
// seperated by
if (i == 0)
{
string[] httpFirstLineParameters = line.Split(' ');
MethodAsString = httpFirstLineParameters[0];
if (MethodAsString.Equals("GET"))
{
contentLength = 0;
_httpMethod = WebServer.HttpMethod.GET;
}
else if (MethodAsString.Equals("POST"))
{
_httpMethod = WebServer.HttpMethod.POST;
}
else if (MethodAsString.Equals("PUT"))
{
_httpMethod = WebServer.HttpMethod.PUT;
}
else if (MethodAsString.Equals("DELETE"))
{
contentLength = 0;
_httpMethod = WebServer.HttpMethod.DELETE;
}
// Debug.Print("HttpMethod " + HttpMethod);
string path = httpFirstLineParameters[1];
// get the path and check for parameters
path = path.Substring(1, path.Length - 1);
if (_httpMethod == WebServer.HttpMethod.DELETE || HttpMethod == WebServer.HttpMethod.GET)
{
string[] array = path.Split('?');
if (array.Length == 2)
{
_path = array[0];
string[] parameterTuples = array[1].Split('&');
UrlParameters = new Hashtable();
for (int t = 0; t < parameterTuples.Length; t++)
{
string[] parameterData = ((string)parameterTuples[t]).Split('=');
if (parameterData.Length == 2)
{
UrlParameters.Add(parameterData[0], parameterData[1]);
}
else
{
throw new Exception("Malformed URL request");
}
}
}
else
{
_path = path;
}
}
else
{
_path = path;
}
_httpVersion = httpFirstLineParameters[2];
}
else
{
// put all other valuse into a hashtable for further computations, if necessary
string[] nextLine = line.Split(':');
headerFields.Add(nextLine[0], nextLine[1]);
if (nextLine[0].ToLower().Equals("content-length"))
{
contentLength = int.Parse(nextLine[1]);
// Debug.Print("content-Length found " + contentLength);
}
}
}
}
}
void state_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
responder.Respond(sensorState);
}
void takePicture_WebEventReceived(string path, WebServer.HttpMethod method, Responder responder)
{
responder.Respond("Taking picture");
camera.TakePicture();
}
