/*!
* This method transmits binary data over an open TCP or UDP connection.
* @param data The data to transmit.
* @param waitForResponse Expect/wait for a reply from the server, default = true.
* @return `true` if the data was successfully transmitted,
* otherwise `false`.
*/
bool Sodaq_WifiBee::transmitBinaryData(const uint8_t* data, const size_t length, const bool waitForResponse)
{
createSendBuffer();
sendEscapedBinary(data, length);
transmitSendBuffer();
bool result;
result = skipTillPrompt(SENT_PROMPT, RESPONSE_TIMEOUT);
if (result && waitForResponse) {
if (skipTillPrompt(RECEIVED_PROMPT, SERVER_RESPONSE_TIMEOUT)) {
readServerResponse();
}
else {
clearBuffer();
}
}
return result;
}
/*!
* This method transmits ASCII data over an open TCP or UDP connection.
* @param data The data to transmit.
* @param waitForResponse Expect/wait for a reply from the server, default = true.
* @return `true` if the data was successfully transmitted,
* otherwise `false`.
*/
bool Sodaq_WifiBee::transmitAsciiData(const char* data, const bool waitForResponse)
{
createSendBuffer();
sendEscapedAscii(data);
transmitSendBuffer();
bool result;
result = skipTillPrompt(SENT_PROMPT, RESPONSE_TIMEOUT);
if (result && waitForResponse) {
if (skipTillPrompt(RECEIVED_PROMPT, SERVER_RESPONSE_TIMEOUT)) {
readServerResponse();
}
else {
clearBuffer();
}
}
return result;
}
/*!
* This method constructs and sends a generic HTTP request.
* @param server The server/host to connect to (IP address or domain).
* @param port The port to connect to.
* @param The HTTP method to use. e.g. "GET", "POST" etc.
* @param location The resource location on the server/host.
* @param headers Any additional headers, each must be followed by a CRLF.
* HOST & Content-Length headers are added automatically.
* @param body The body (can be blank) to send with the request. Must not start with a CRLF.
* @param httpCode The HTTP response code is written to this parameter (if a response is received).
* @return `true` if a connection is established and the data is sent, `false` otherwise.
*/
bool Sodaq_WifiBee::HTTPAction(const char* server, const uint16_t port,
const char* method, const char* location, const char* headers,
const char* body, uint16_t& httpCode)
{
bool result;
// Open the connection
result = openConnection(server, port, "net.TCP");
if (result) {
createSendBuffer();
sendAscii(method);
sendAscii(" ");
sendAscii(location);
sendAscii(" HTTP/1.1\\r\\n");
sendAscii("HOST: ");
sendAscii(server);
sendAscii(":");
char buff[11];
itoa(port, buff, 10);
sendAscii(buff);
sendAscii("\\r\\n");
if (strcmp(method, "GET") != 0) {
sendAscii("Content-Length: ");
itoa(strlen(body), buff, 10);
sendAscii(buff);
sendAscii("\\r\\n");
}
sendEscapedAscii(headers);
sendAscii("\\r\\n");
sendEscapedAscii(body);
transmitSendBuffer();
// Wait till we hear that it was sent
result = skipTillPrompt(SENT_PROMPT, RESPONSE_TIMEOUT);
// Wait till we get the data received prompt
if (result) {
if (skipTillPrompt(RECEIVED_PROMPT, SERVER_RESPONSE_TIMEOUT)) {
while (skipTillPrompt(RECEIVED_PROMPT, NEXT_PACKET_TIMEOUT)) {
}
readServerResponse();
parseHTTPResponse(httpCode);
}
else {
clearBuffer();
}
}
// The connection might have closed automatically
closeConnection();
}
return result;
}
void loop()
{
if (timing) {
timerTime += millis() - lastTime;
lastTime = millis();
}
if (state == WAITING || state == TIMER_COUNTDOWN) {
if (state == WAITING && timing) disableTiming();
if (readRFID()) {
//Serial.print("RFID: ");
//Serial.println(rfidNum);
convertRFID();
if (serverRequest()) {
state = SERVER_WAIT;
enableTiming();
}
else state = WAITING;
}
}
else if (state == SERVER_WAIT){
//Serial.println(timerTime);
if (timerTime < TIMEOUT) {
if (readServerResponse()) {
disableTiming();
parseResponse();
if (authorized) {
state = TIMER_COUNTDOWN;
turnOn();
}
else state = DENIED;
}
}
else {
state = WAITING;
}
}
else if (state == DENIED) {
Serial.println("DENIED");
state = WAITING;
}
if (state == TIMER_COUNTDOWN && timing && currentOn()) {
disableTiming();
}
else if (state == TIMER_COUNTDOWN && (!timing && !currentOn())) {
enableTiming();
}
if (state == TIMER_COUNTDOWN) {
if ((timing && (timerTime > authorizedTime)) || checkButton()) {
state = WAITING;
disableTiming();
turnOff();
}
}
/*if (timerTime > 0)
Serial.println(timerTime);*/
}
///
/// \brief Client::Client
/// \param parent
/// constructor for the Client class
Client::Client(QWidget *parent)
: QDialog(parent), networkSession(0)
{
// Setting up widgets for the login window
// set labels
m_userLabel = new QLabel(tr("Email: "));
m_passwordLabel = new QLabel(tr("Password: "******"IP: "));
m_portLabel = new QLabel(tr("Port: "));
m_loginStatusLabel = new QLabel(tr("Please fill in IP and port and press Connect."));
// setup edits
m_hostEdit = new QLineEdit;
m_portEdit = new QLineEdit;
m_portEdit->setValidator(new QIntValidator(1, 65535, this));
m_userEdit = new QLineEdit;
m_passwordEdit = new QLineEdit;
// connect labels to edits
m_userLabel->setBuddy(m_userEdit);
m_passwordLabel->setBuddy(m_passwordEdit);
m_hostLabel->setBuddy(m_hostEdit);
m_portLabel->setBuddy(m_portEdit);
// setup buttons
m_registerBtn = new QPushButton(tr("Register"));
m_loginBtn = new QPushButton(tr("Log in"));
m_connectBtn = new QPushButton(tr("Connect"));
// initial button settings
m_connectBtn->setDefault(true);
//m_loginBtn->setEnabled(false);
m_registerBtn->setEnabled(false);
// button box
buttonBox = new QDialogButtonBox;
buttonBox->addButton(m_connectBtn, QDialogButtonBox::ActionRole);
buttonBox->addButton(m_registerBtn, QDialogButtonBox::ActionRole);
buttonBox->addButton(m_loginBtn, QDialogButtonBox::ActionRole);
// connect button press signals to slots
connect(m_connectBtn, SIGNAL(clicked()), this, SLOT(startConnection()));
connect(m_registerBtn, SIGNAL(clicked()), this, SLOT(registerUser()));
connect(m_loginBtn, SIGNAL(clicked()), this, SLOT(login()));
// read from server when server sends data
m_tcpSocket = new QTcpSocket(this);
connect(m_tcpSocket, SIGNAL(readyRead()), this, SLOT(readServerResponse()));
connect(m_tcpSocket, SIGNAL(error(QAbstractSocket::SocketError)),
this, SLOT(displayError(QAbstractSocket::SocketError)));
// put widgets on a window
//QGridLayout *loginLayout = new QGridLayout;
loginLayout.addWidget(m_hostLabel, 0, 0);
loginLayout.addWidget(m_hostEdit, 0, 1);
loginLayout.addWidget(m_portLabel, 1, 0);
loginLayout.addWidget(m_portEdit, 1, 1);
loginLayout.addWidget(m_userLabel, 2, 0);
loginLayout.addWidget(m_userEdit, 2, 1);
loginLayout.addWidget(m_passwordLabel, 3, 0);
loginLayout.addWidget(m_passwordEdit, 3, 1);
loginLayout.addWidget(m_loginStatusLabel, 4, 0, 1, 2);
loginLayout.addWidget(buttonBox, 5, 0, 1, 2);
setLayout(&loginLayout);
// set up the inbox
m_inbox = new QListWidget();
QObject::connect(m_inbox, SIGNAL(itemClicked(QListWidgetItem*)), this, SLOT(viewMessage(QListWidgetItem*)));
m_inbox->setStyleSheet("QListWidget::item{border-bottom:1px solid black;}");
m_viewingSent = 0;
// test code for setting up emails
Email* e1 = new Email();
e1->setFrom("John");
e1->setSubject("money");
e1->setMessage("Yo n***a, you betta give me my money!");
e1->setRead(false);
e1->setText(e1->getFrom() + " | " + e1->getSubject());
e1->setData(12, 1);
e1->setID(1);
Email* e2 = new Email();
e2->setFrom("Simon");
e2->setSubject("hangout");
e2->setMessage("Hey man, do you want to hangout?");
e2->setRead(false);
e2->setText(e2->getFrom() + " | " + e2->getSubject());
m_emails.append(e1);
m_emails.append(e2);
e2->setData(12, 2);
e2->setID(2);
}
