Ejemplo n.º 1
0
void Webserver::SendJsonResponse(const char* command)
{
	Network *net = reprap.GetNetwork();
	RequestState *req = net->GetRequest(NULL);
	bool keepOpen = false;
	bool mayKeepOpen;
	if (numQualKeys == 0)
	{
		mayKeepOpen = GetJsonResponse(command, "", "", 0);
	}
	else
	{
		mayKeepOpen = GetJsonResponse(command, qualifiers[0].key, qualifiers[0].value, qualifiers[1].key - qualifiers[0].value - 1);
	}
	if (mayKeepOpen)
	{
		// Check that the browser wants to persist the connection too
		for (size_t i = 0; i < numHeaderKeys; ++i)
		{
			if (StringEquals(headers[i].key, "Connection"))
			{
// Comment out the following line to disable persistent connections
				keepOpen = StringEquals(headers[i].value, "keep-alive");
				break;
			}
		}
	}
	req->Write("HTTP/1.1 200 OK\n");
	req->Write("Content-Type: application/json\n");
	req->Printf("Content-Length: %u\n", strlen(jsonResponse));
	req->Printf("Connection: %s\n\n", keepOpen ? "keep-alive" : "close");
	req->Write(jsonResponse);
	net->SendAndClose(NULL, keepOpen);
}
Ejemplo n.º 2
0
// Start sending a file or a JSON response.
void Webserver::SendFile(const char* nameOfFileToSend)
{
	if (StringEquals(nameOfFileToSend, "/"))
	{
		nameOfFileToSend = INDEX_PAGE;
	}
	FileStore *fileToSend = platform->GetFileStore(platform->GetWebDir(), nameOfFileToSend, false);
	if (fileToSend == NULL)
	{
		nameOfFileToSend = FOUR04_FILE;
		fileToSend = platform->GetFileStore(platform->GetWebDir(), nameOfFileToSend, false);
		if (fileToSend == NULL)
		{
			RejectMessage("not found", 404);
			return;
		}
	}

	Network *net = reprap.GetNetwork();
	RequestState *req = net->GetRequest(NULL);
	req->Write("HTTP/1.1 200 OK\n");

	const char* contentType;
	bool zip = false;
	if (StringEndsWith(nameOfFileToSend, ".png"))
	{
		contentType = "image/png";
	}
	else if (StringEndsWith(nameOfFileToSend, ".ico"))
	{
		contentType = "image/x-icon";
	}
	else if (StringEndsWith(nameOfFileToSend, ".js"))
	{
		contentType = "application/javascript";
	}
	else if (StringEndsWith(nameOfFileToSend, ".css"))
	{
		contentType = "text/css";
	}
	else if (StringEndsWith(nameOfFileToSend, ".htm") || StringEndsWith(nameOfFileToSend, ".html"))
	{
		contentType = "text/html";
	}
	else if (StringEndsWith(nameOfFileToSend, ".zip"))
	{
		contentType = "application/zip";
		zip = true;
	}
	else
	{
		contentType = "application/octet-stream";
	}
	req->Printf("Content-Type: %s\n", contentType);

	if (zip && fileToSend != NULL)
	{
		req->Write("Content-Encoding: gzip\n");
		req->Printf("Content-Length: %lu", fileToSend->Length());
	}

	req->Write("Connection: close\n\n");
	net->SendAndClose(fileToSend);
}