using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
/*
* by Swen Kooij aka Kirk - swenkooij@gmail.com
*/
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace WhatsappClient
{
/// <summary>
/// The whatsapp login form, select an account from the list or create one here.
/// </summary>
public partial class Form_Login : Form
{
/// <summary>
/// An instance of the SQLiteDatabase class, represents a connection to
/// a SQL Lite database.
/// </summary>
public SQLiteDatabase Database;
/// <summary>
/// A list that holds instances of the the Account class. This list will be filled on form load.
/// </summary>
private List<WhatsappAccount> WhatsappAccounts = new List<WhatsappAccount>();
/// <summary>
/// Class Constructor
/// </summary>
public Form_Login()
{
InitializeComponent();
// Check if the databas exists
if (System.IO.File.Exists("whatsapp_db.s3db"))
{
Database = new SQLiteDatabase("whatsapp_db.s3db");
}
else
{
MessageBox.Show("The database is missing (whatsapp_db.s3db), make sure it's in the same folder as the application.", "Error: Database missing", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
/// <summary>
/// Event: Called when the form has loaded.
/// </summary>
private void Form_Login_Load(object sender, EventArgs e)
{
// Load accounts
updateAccounts();
// Set form size
this.Size = new Size(483, 191);
// Set default Device OS
ComboBox_DeviceOS.Text = "Android";
}
/// <summary>
/// Reloads all accounts from the database
/// </summary>
private void updateAccounts()
{
// Read all info from the database
WhatsappAccounts.Clear();
ComboBox_Login.DataSource = null;
ComboBox_Login.Items.Clear();
DataRowCollection Rows = Database.GetTableRows("accounts", "");
foreach (DataRow Row in Rows)
{
WhatsappAccount Acc = new WhatsappAccount(Row["phonenumber"].ToString(), Row["password"].ToString());
WhatsappAccounts.Add(Acc);
}
// Set data source and display member of combobox
ComboBox_Login.DataSource = WhatsappAccounts;
ComboBox_Login.DisplayMember = "Phonenumber";
}
/// <summary>
/// Event: 'Add account' button has been clicked, resize form
/// </summary>
private void Button_AddAccount_Click(object sender, EventArgs e)
{
if (this.Size == new Size(483, 440))
{
CollapseForm();
}
else
{
ExpandForm();
}
}
/// <summary>
/// Expands the size of the form so the 'Add account' groupbox is visible.
/// </summary>
private void ExpandForm()
{
this.Size = new Size(483, 440);
}
/// <summary>
/// Collapses the size of the form so the 'Add account' groupbox is no longer visible.
/// </summary>
private void CollapseForm()
{
this.Size = new Size(483, 191);
}
/// <summary>
/// Sets the Enabled property of all controls on the form.
/// </summary>
/// <param name="trueFalse">Boolean value, true to enable and false to disable.</param>
private void SetControlsEnabled(bool trueFalse)
{
ComboBox_DeviceOS.Enabled = trueFalse;
Button_AddAccount.Enabled = trueFalse;
Button_Login.Enabled = trueFalse;
Button_AddThisAccount.Enabled = trueFalse;
TextBox_ImeiMac.Enabled = trueFalse;
TextBox_Phonenumber.Enabled = trueFalse;
ComboBox_Login.Enabled = trueFalse;
}
/// <summary>
/// Event: The selected item in de DeviceOS combo box changed
/// </summary>
private void ComboBox_DeviceOS_SelectedIndexChanged(object sender, EventArgs e)
{
if (ComboBox_DeviceOS.Text == "iOS")
Label_ImeiMac.Text = "Wifi Mac Adress:";
else
Label_ImeiMac.Text = "International Mobile Equipment Identity (IMEI):";
}
/// <summary>
/// Event: The 'Add this account' button has been clicked.
/// </summary>
private void Button_AddThisAccount_Click(object sender, EventArgs e)
{
// Disable controls
SetControlsEnabled(false);
// Show 'please wait' message
Label_Status.Visible = true;
// Start verifyAccount() in a new thread
ThreadedMethod tMethod = new ThreadedMethod(verifyAccount);
tMethod.Start();
}
/// <summary>
/// Verifies the new account that is about to be added, this method is supposed to run
/// in a seperated thread.
/// </summary>
private void verifyAccount()
{
WhatsAppHelper Helper = new WhatsAppHelper();
WhatsAppHelper.DeviceOS OS = WhatsAppHelper.DeviceOS.Other;
if (ComboBox_DeviceOS.Text == "iOS") OS = WhatsAppHelper.DeviceOS.iOS;
string Password = Helper.generatePassword(TextBox_ImeiMac.Text, OS);
bool Result = Helper.verifyAccount(TextBox_Phonenumber.Text, Password);
if (Result == true)
{
// Account exists, insert into database
Dictionary<string, string> Values = new Dictionary<string,string>();
Values.Add("phonenumber", TextBox_Phonenumber.Text);
Values.Add("password", Password);
Database.Insert("accounts", Values);
// Resize form
CollapseForm();
// Update combobox
updateAccounts();
// Set phonenumber as selected
ComboBox_Login.Text = TextBox_Phonenumber.Text;
// Clear all fields
TextBox_ImeiMac.Text = "";
TextBox_Phonenumber.Text = "";
ComboBox_DeviceOS.Text = "Android";
Label_ImeiMac.Text = "International Mobile Equipment Identity (IMEI):";
// Re-enable controls
SetControlsEnabled(true);
Label_Status.Visible = false;
}
else
{
// Account does not exists
MessageBox.Show("Sorry, your account does not exists or you have given invalid information. Please re-check all field.", "Error: Account does not exists", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
/// <summary>
/// Event: The login button has been clicked
/// </summary>
private void Button_Login_Click(object sender, EventArgs e)
{
// Diable constrols and show message
Label_Status.Visible = true;
Label_Status.Text = "Logging in...";
SetControlsEnabled(false);
ThreadedMethod tMethod = new ThreadedMethod(login);
tMethod.Start();
}
/// <summary>
/// Handles logging in, supposed to run in a seperated thread
/// </summary>
private void login()
{
if (ComboBox_Login.SelectedItem == null)
return;
WhatsappAccount Account = (WhatsappAccount)ComboBox_Login.SelectedItem;
// Verify Account
WhatsAppHelper Helper = new WhatsAppHelper();
bool Result = Helper.verifyAccount(Account.Phonenumber, Account.Password);
if (Result == true)
{
// Account is valid, show main form
Form_Main frmMain = new Form_Main(Account);
this.Close();
frmMain.ShowDialog();
}
else
{
DialogResult Re = MessageBox.Show("The selected acocunt does not appear to be working, do you want to remove it?", "Error: Account not working", MessageBoxButtons.YesNo, MessageBoxIcon.Error);
if (Re == DialogResult.Yes)
{
// Delete account
Database.Query("DELETE FROM accounts WHERE phonenumber='" + Account.Phonenumber + "'");
// Reload combobox
updateAccounts();
// Hide status label
Label_Status.Visible = false;
Label_Status.Text = "Please wait while we verify your account.";
// Enable controls
SetControlsEnabled(true);
}
else
{
// Reload combobox
updateAccounts();
// Hide status label
Label_Status.Visible = false;
Label_Status.Text = "Please wait while we verify your account.";
// Enable controls
SetControlsEnabled(true);
}
}
}
}
}
