A9wvwATJ

1package Inicio;
2
3import org.apache.commons.codec.binary.Base64;
4import com.google.zxing.BinaryBitmap;
5import com.google.zxing.LuminanceSource;
6import com.google.zxing.Result;
7import com.google.zxing.client.j2se.BufferedImageLuminanceSource;
8import com.google.zxing.common.BitMatrix;
9import com.google.zxing.common.HybridBinarizer;
10import com.google.zxing.qrcode.QRCodeReader;
11import com.google.zxing.qrcode.QRCodeWriter;
12
13import javax.swing.JFrame;
14import javax.swing.JPanel;
15
16import javax.swing.border.EmptyBorder;
17import javax.swing.JLabel;
18import javax.swing.JOptionPane;
19
20import javax.swing.JTextField;
21import javax.crypto.Cipher;
22import javax.crypto.SecretKey;
23import javax.crypto.spec.SecretKeySpec;
24import javax.imageio.ImageIO;
25
26import javax.swing.JButton;
27import java.awt.event.ActionListener;
28import java.awt.image.BufferedImage;
29import java.awt.Color;
30import java.awt.Graphics2D;
31import java.awt.event.ActionEvent;
32import java.io.*;
33import java.security.MessageDigest;
34import java.util.*;
35
36public class Crearcuenta extends JFrame {
37
38	
39	private JPanel contentPane;
40	private JTextField NCompleto;
41	private JTextField RUT;
42
43	
44	public static void main(String[] args) {
45				try {
46					Crearcuenta frame = new Crearcuenta();
47					frame.setVisible(true);
48					
49				} catch (Exception e) {
50					e.printStackTrace();
51		}
52	}public static String Encriptar(String texto) {
53
54		String secretKey = "qualityinfosolutions"; //llave para encriptar datos
55		String base64EncryptedString = "";
56
57		try {
58
59			MessageDigest md = MessageDigest.getInstance("MD5");
60			byte[] digestOfPassword = md.digest(secretKey.getBytes("utf-8"));
61			byte[] keyBytes = Arrays.copyOf(digestOfPassword, 24);
62
63			SecretKey key = new SecretKeySpec(keyBytes, "DESede");
64			Cipher cipher = Cipher.getInstance("DESede");
65			cipher.init(Cipher.ENCRYPT_MODE, key);
66
67			byte[] plainTextBytes = texto.getBytes("utf-8");
68			byte[] buf = cipher.doFinal(plainTextBytes);
69			byte[] base64Bytes = Base64.encodeBase64(buf);
70			base64EncryptedString = new String(base64Bytes);
71
72		} catch (Exception ex) {
73		}
74		return base64EncryptedString;
75	}
76
77	public static String Desencriptar(String textoEncriptado) throws Exception {
78
79		String secretKey = "qualityinfosolutions"; //llave para desenciptar datos
80		String base64EncryptedString = "";
81
82		try {
83			byte[] message = Base64.decodeBase64(textoEncriptado.getBytes("utf-8"));
84			MessageDigest md = MessageDigest.getInstance("MD5");
85			byte[] digestOfPassword = md.digest(secretKey.getBytes("utf-8"));
86			byte[] keyBytes = Arrays.copyOf(digestOfPassword, 24);
87			SecretKey key = new SecretKeySpec(keyBytes, "DESede");
88
89			Cipher decipher = Cipher.getInstance("DESede");
90			decipher.init(Cipher.DECRYPT_MODE, key);
91
92			byte[] plainText = decipher.doFinal(message);
93
94			base64EncryptedString = new String(plainText, "UTF-8");
95
96		} catch (Exception ex) {
97		}
98		return base64EncryptedString;
99	}
100   
101
102	public File generateQR(File file, String eMD5, int h, int w) throws Exception {
103
104		QRCodeWriter writer = new QRCodeWriter();
105		BitMatrix matrix = writer.encode(eMD5, com.google.zxing.BarcodeFormat.QR_CODE, w, h);
106
107		BufferedImage image = new BufferedImage(matrix.getWidth(), matrix.getHeight(), BufferedImage.TYPE_INT_RGB);
108		image.createGraphics();
109
110		Graphics2D graphics = (Graphics2D) image.getGraphics();
111		graphics.setColor(Color.WHITE);
112		graphics.fillRect(0, 0, matrix.getWidth(), matrix.getHeight());
113		graphics.setColor(Color.BLACK);
114
115		for (int i = 0; i < matrix.getWidth(); i++) {
116			for (int j = 0; j < matrix.getHeight(); j++) {
117				if (matrix.get(i, j)) {
118					graphics.fillRect(i, j, 1, 1);
119				}
120			}
121		}
122		ImageIO.write(image, "png", file);
123		return file;
124	}
125
126
127	public String decoder(File file) throws Exception {
128
129		FileInputStream inputStream = new FileInputStream(file);
130
131		BufferedImage image = ImageIO.read(inputStream);
132
133		int width = image.getWidth();
134		int height = image.getHeight();
135		int[] pixels = new int[width * height];
136
137		LuminanceSource source = new BufferedImageLuminanceSource(image);
138		BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
139
140		// decode the barcode
141		QRCodeReader reader = new QRCodeReader();
142		Result result = reader.decode(bitmap);
143		return new String(result.getText());
144	}
145	 private static boolean isNumeric(String Rut){
146	    	try {
147	    		Integer.parseInt(Rut);
148	    		return true;
149	    		}
150	    	 catch (NumberFormatException nfe){
151	    		return false;
152	    	}
153	    }
154	public Crearcuenta() {
155		this.setTitle("Crear cuenta");
156		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
157		setBounds(500, 300, 450, 300);
158		contentPane = new JPanel();
159		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
160		setContentPane(contentPane);
161		contentPane.setLayout(null);
162		
163		JLabel lblIngreseSuNombre = new JLabel("Ingrese su nombre completo");
164		lblIngreseSuNombre.setBounds(10, 61, 192, 22);
165		contentPane.add(lblIngreseSuNombre);
166		
167		JLabel lblIngreseSuRut = new JLabel("Ingrese su rut");
168		lblIngreseSuRut.setBounds(10, 94, 145, 22);
169		contentPane.add(lblIngreseSuRut);
170		
171		NCompleto = new JTextField();
172		NCompleto.setBounds(191, 62, 192, 20);
173		contentPane.add(NCompleto);
174		NCompleto.setColumns(10);
175		
176		RUT = new JTextField();
177		RUT.setBounds(191, 94, 192, 20);
178		contentPane.add(RUT);
179		RUT.setColumns(10);
180		
181		
182		JButton Aceptar = new JButton("ACEPTAR");
183		Aceptar.setBounds(153, 155, 89, 23);
184		contentPane.add(Aceptar);
185		Aceptar.addActionListener(new ActionListener() {
186			
187			
188
189			public void actionPerformed(ActionEvent arg0) {
190				
191				String nombre = NCompleto.getText();
192				String Rut = RUT.getText();
193				
194				try {
195					
196				     if(nombre.equals("") ||Rut.equals("")) { //preguntar profe
197				        	JOptionPane.showMessageDialog(null,"Por favor, ingrese correctamente sus datos");
198				        }else if(Crearcuenta.isNumeric(Rut) ==false) {
199				        	JOptionPane.showMessageDialog(null,"Por favor, Escriba un Rut Valido");
200				        	RUT.setText(null);
201				        	NCompleto.setText(null);
202				}else {
203					String a =nombre+Rut;
204					String encriptado = Encriptar(a);
205					System.out.println(encriptado);
206					BufferedWriter bw = null;
207				    FileWriter fw = null;
208					File Datos = new File("Datos.txt");
209					File Llaves = new File("Llaves.txt");
210					 if (!Datos.exists()) 		
211				            Datos.createNewFile();
212					 if (!Llaves.exists()) 
213						 Llaves.createNewFile();
214					 
215						        fw = new FileWriter(Datos.getAbsoluteFile(), true);
216						        bw = new BufferedWriter(fw);
217						        bw.newLine();
218						        bw.write("- "+Rut+" "+nombre+" "+encriptado);
219						        bw.newLine();
220						        if (bw != null)
221					                bw.close();
222					            if (fw != null)
223					                fw.close();
224							////////////llenar archivo llaves//////////// 
225							 	fw = new FileWriter(Llaves.getAbsoluteFile(), true);
226						        bw = new BufferedWriter(fw);
227						        bw.newLine();
228						        bw.write(Rut+" "+encriptado);
229						        bw.newLine();
230						        if (bw != null)
231					                bw.close();
232					            if (fw != null)
233					                fw.close();
234					         ////////////////
235					            Crearcuenta qr = new Crearcuenta();
236								File f = new File("Clave privada de trabajador "+nombre+".png");
237								qr.generateQR(f, encriptado,564,564);
238								System.out.println("Código QR Generado: " + f.getAbsolutePath());
239								String qrString = qr.decoder(f);
240								System.out.println("Texto codificado en formato QR: " + qrString);
241								NCompleto.setText(null);
242							    RUT.setText(null);
243							    JOptionPane.showMessageDialog(null,"Tu cuenta ha sido creada");
244							    JOptionPane.showMessageDialog(null, "Código QR Generado: " + f.getAbsolutePath());
245				        }
246				    } catch (IOException e) {
247				        e.printStackTrace();
248				    } catch (Exception e) {				
249						e.printStackTrace();
250					}
251				} 
252			});
253		
254		JButton atras = new JButton("ATRAS");
255		atras.setBounds(10, 227, 89, 23);
256		contentPane.add(atras);
257		
258		JLabel lblIngreseSuRut_1 = new JLabel("Ingrese su Rut sin digito verificador");
259		lblIngreseSuRut_1.setBounds(201, 112, 223, 20);
260		contentPane.add(lblIngreseSuRut_1);
261		atras.addActionListener(new ActionListener() {
262			public void actionPerformed(ActionEvent e) {
263				Inicio a = new Inicio();
264				a.setVisible(true);
265				dispose();
266			}
267		});
268	}
269}