Changeset 6638d33 in dispositivos_moviles for TibisayMovil/src

Timestamp:

Oct 14, 2013, 5:07:19 PM (11 years ago)

Author:

Antonio Araujo Brett <aaraujo@…>

Branches:

master

Children:

56b06e2

Parents:

308adc7

Message:

*- Revisión de la funcionalidad para descargar documento BDOC firmado desde un servidor web y lanzar la Activity correspondiente de Tibisay Móvil para verificar la(s) firma(s) electrónicas.

Location:

TibisayMovil/src/ve/gob/cenditel/tibisaymovil

Files:

• BDOCVerifyResultActivity.java (modified) (17 diffs)
• DownloaderActivity.java (added)

TibisayMovil/src/ve/gob/cenditel/tibisaymovil/BDOCVerifyResultActivity.java

@@ -12 +12 @@
 import java.net.URL;
 import java.net.URLConnection;
+import java.security.KeyStore;
+import java.security.cert.Certificate;
+import java.security.cert.CertificateFactory;
 import java.util.ArrayList;
 
 import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.TrustManagerFactory;
 
 
@@ -29 +34 @@
 import android.os.Looper;
 import android.app.Activity;
+import android.app.AlertDialog;
 import android.app.Dialog;
 import android.app.ProgressDialog;
 import android.content.Context;
+import android.content.DialogInterface;
 import android.content.Intent;
 import android.util.Log;
@@ -65 +72 @@
     private String extractedDirFiles;
     
+    // cadena que mantiene la ruta para almacenar los archivos
+    // descargados desde un servidor para verificar su firma
+    private String downloadedDirFiles;
+    
     // ruta absoluta al archivo a verificar
     private String fileToVerify;
@@ -79 +90 @@
     
         // Progress Dialog
-    private ProgressDialog pDialog;
+    private ProgressDialog mProgressDialog;
     
     // Progress dialog type (0 - for Horizontal progress bar)
-    public static final int progress_bar_type = 0;
+    public static final int DIALOG_DOWNLOAD_PROGRESS = 0;
+    
+    //String urlhttps = "https://tibisay.cenditel.gob.ve/trac/raw-attachment/wiki/WikiStart/actados.2.bdoc";
+    String urlhttps = null;
     
         @Override
@@ -190 +204 @@
                                   Toast.makeText(getApplicationContext(), "externalStorage: "+Environment.getExternalStorageDirectory().toString(), Toast.LENGTH_SHORT).show();
                                   
+                                  urlhttps = data.toString();
+                                  new DownloadFileAsync().execute(data.toString(), "false");
                                   
-                                  new DownloadFileFromURL().execute(data.toString());
                                   //new DownloadFileFromURL().execute("http://farm1.static.flickr.com/114/298125983_0e4bf66782_b.jpg");
                                   
                                   //Toast.makeText(getApplicationContext(), "****despues de execute()", Toast.LENGTH_SHORT).show();
                                   // verificar el archivo
+                                Toast.makeText(getApplicationContext(), "Ahora viene la verificación del archivo", Toast.LENGTH_SHORT).show();
                           }
                           
@@ -208 +224 @@
                         mimeTypeFileToVerify = getMimeType(fileToVerify);
                                         
-                        Toast.makeText(getApplicationContext(), "fileToVerify: "+fileToVerify, Toast.LENGTH_SHORT).show();
+                        Toast.makeText(getApplicationContext(), "BDOCVerifyResultActivity fileToVerify: "+fileToVerify, Toast.LENGTH_SHORT).show();
+                        Toast.makeText(getApplicationContext(), "BDOCVerifyResultActivity fileToVerifyExtension: "+fileToVerifyExtension, Toast.LENGTH_SHORT).show();
                         
                         if (fileToVerifyExtension.equals("bdoc")){
+                                Toast.makeText(getApplicationContext(), "BDOCVerifyResultActivity: -> doBdocVerification(fileToVerify)", Toast.LENGTH_SHORT).show();
                                         // ejecutar la verificacion             
                                         doBdocVerification(fileToVerify);
@@ -287 +305 @@
         private void doBdocVerification(String absolutePathFileToVerify){
                 
+                Toast.makeText(getApplicationContext(), "BDOCVerifyResultActivity: dentro doBdocVerification(fileToVerify)"+absolutePathFileToVerify, Toast.LENGTH_SHORT).show();
                 try {
                         Log.d("doBdocVerification:", "Inicializando jdigidoc ...");
@@ -372 +391 @@
                         getResources().getString(R.string.app_name) + "/" +
                         getResources().getString(R.string.extracted_dir_files) + "/";                   
-                        prepareDirectory();
+                        prepareDirectory(extractedDirFiles);
                         
                         for (int i = 0; i < sdoc.countDataFiles(); i++){
@@ -457 +476 @@
                         //showOneButtonDialog(e.getMessage());
                         
-                        Log.d("****exception:", e.getMessage());                                        
+                        Log.d("****exception:", e.getMessage());
                         e.printStackTrace();    
+                        Toast.makeText(getApplicationContext(), "BDOCVerifyResultActivity: "+e.getMessage(), Toast.LENGTH_LONG).show();
                 }
                 
@@ -711 +731 @@
      * @return boolean
      */
-    private boolean prepareDirectory() 
+    private boolean prepareDirectory(String dir) 
     {
         try
         {
-            if (makedirs()) 
+            if (makedirs(dir)) 
             {
                 return true;
@@ -733 +753 @@
      * @return boolean
      */
-    private boolean makedirs() 
+    private boolean makedirs(String dir) 
     {
-        File tempdir = new File(extractedDirFiles);
+        //File tempdir = new File(extractedDirFiles);
+        File tempdir = new File(dir);
         if (!tempdir.exists())
             tempdir.mkdirs();
@@ -825 +846 @@
     protected Dialog onCreateDialog(int id) {
         switch (id) {
-        case progress_bar_type: // we set this to 0
-            pDialog = new ProgressDialog(this);
-            pDialog.setMessage("Downloading file. Please wait...");
-            pDialog.setIndeterminate(false);
-            pDialog.setMax(100);
-            pDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
-            pDialog.setCancelable(true);
-            pDialog.show();
-            return pDialog;
+        case DIALOG_DOWNLOAD_PROGRESS: // we set this to 0
+                mProgressDialog = new ProgressDialog(this);
+                mProgressDialog.setMessage("Descargando archivo. Por favor espere...");
+                mProgressDialog.setIndeterminate(false);
+                mProgressDialog.setMax(100);
+                mProgressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
+                mProgressDialog.setCancelable(true);
+                mProgressDialog.show();
+            return mProgressDialog;
         default:
             return null;
@@ -840 +861 @@
         
         // clase para descargar archivo
-        private class DownloadFileFromURL extends AsyncTask<String, String, String> {
-
+        private class DownloadFileAsync extends AsyncTask<String, String, ArrayList<String>> {
+
+                File rootDir = Environment.getExternalStorageDirectory();
                 
                 /**
@@ -850 +872 @@
         protected void onPreExecute() {
             super.onPreExecute();
-            showDialog(progress_bar_type);
+            showDialog(DIALOG_DOWNLOAD_PROGRESS);
         }
                 
@@ -858 +880 @@
          * */
         @Override
-        protected String doInBackground(String... f_url) {
+        protected ArrayList<String> doInBackground(String... params) {
             
                 // para solventar error:
@@ -865 +887 @@
                 
                 int count;
+                
+                Log.d("doInBackground", params[0]);
+            
+            // resultArray [0] -> 0 para ruta de archivo valida
+            // resultArray [0] -> 1 ocurrio un error
+            // resultArray [1] -> ruta del archivo descargado
+            // resultArray [1] -> mensaje de la excepcion
+            ArrayList<String> resultArray = new ArrayList<String>();
+            
+                
             
             String outputString = null;
             try {
-                Toast.makeText(getApplicationContext(), "doInBackground", Toast.LENGTH_SHORT).show();
-                Log.d("doInBackground", "log");
-                
-                URL url = new URL(f_url[0]);
-                //URLConnection conection = url.openConnection();
-                HttpURLConnection conection = (HttpURLConnection) url.openConnection();
-                conection.connect();
+                URL url = new URL(params[0]);
+                
+                int lenghtOfFile = 0;
+                InputStream input = null;
+                
+                if (url.getProtocol().equals("http")){
+                        HttpURLConnection httpConnection = (HttpURLConnection) url.openConnection();
+                        input = new BufferedInputStream(httpConnection.getInputStream());
+                        lenghtOfFile = httpConnection.getContentLength();
+                    
+                }else{ // https
+                        
+                        // ejecutar la descarga despues de haber aceptado que el certificado 
+                        // no es conocido
+                        if (params[1].equals("true")){
+                                Log.d("***", "params[1].equals(true)");
+                                
+                                // descarga del certificado del servidor
+                                CertificateFactory cf = CertificateFactory.getInstance("X.509");
+                                InputStream caInput = new BufferedInputStream(new FileInputStream(rootDir+"/tibisay.cenditel.gob.ve.pem"));
+                                //InputStream caInput = new BufferedInputStream(new FileInputStream(rootDir+"/tibisay.pem"));
+                                Certificate ca;
+                                try {
+                                    ca = cf.generateCertificate(caInput);
+                                    //Log.d("**ca:", ((X509Certificate) ca).getSubjectDN());
+                                    
+                                    //Log.d("*** try: ca.toString()", ca.toString());
+                                } finally {
+                                    caInput.close();
+                                }
+                                Log.d("***", "despues de Certificate ca");
+                                // Create a KeyStore containing our trusted CAs
+                                String keyStoreType = KeyStore.getDefaultType();
+                                KeyStore keyStore = KeyStore.getInstance(keyStoreType);
+                                keyStore.load(null, null);
+                                keyStore.setCertificateEntry("ca", ca);
+                                Log.d("***", "despues de crear KeyStore");
+                                
+                                // Create a TrustManager that trusts the CAs in our KeyStore
+                                String tmfAlgorithm = TrustManagerFactory.getDefaultAlgorithm();
+                                TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmfAlgorithm);
+                                tmf.init(keyStore);
+                                Log.d("***", "despues de crear TrustManager");
+
+                                // Create an SSLContext that uses our TrustManager
+                                SSLContext context = SSLContext.getInstance("TLS");
+                                context.init(null, tmf.getTrustManagers(), null);
+                                Log.d("***", "despues de crear SSLContext");
+                                
+                                HttpsURLConnection httpsConnection = (HttpsURLConnection) url.openConnection();
+                                Log.d("***", "despues de crear httpsConnection");
+                                
+                                httpsConnection.setSSLSocketFactory(context.getSocketFactory());
+                                Log.d("***", "despues de crear setSSLSocketFactory");
+                                
+                                //input = new BufferedInputStream(httpsConnection.getInputStream());
+                                input = httpsConnection.getInputStream();
+                                
+                                Log.d("***", "despues de crear BufferedInputStream");
+                                
+                                lenghtOfFile = httpsConnection.getContentLength();
+                                Log.d("***", "se acepto la excepcion");
+                                
+                        }else{                  
+                                HttpsURLConnection httpsConnection = (HttpsURLConnection) url.openConnection();
+                                input = new BufferedInputStream(httpsConnection.getInputStream());
+                                lenghtOfFile = httpsConnection.getContentLength();
+                        }
+                }
                 
                 
+                // Crear directorio DownloadedFiles donde se almacenan los archivos descargados
+                        // desde un servidor para verificar su firma
+                        downloadedDirFiles = Environment.getExternalStorageDirectory() + "/" +
+                        getResources().getString(R.string.app_name) + "/" +
+                        getResources().getString(R.string.downloaded_dir_files) + "/";                  
+                        prepareDirectory(downloadedDirFiles);
+
+                //int lenghtOfFile = conexion.getContentLength();
+                Log.d("ANDRO_ASYNC", "Lenght of file: " + lenghtOfFile);
+
+                //InputStream input = new BufferedInputStream(url.openStream());                
+                //InputStream input = new BufferedInputStream(conexion.getInputStream());
                 
-                // this will be useful so that you can show a tipical 0-100% progress bar
-                int lenghtOfFile = conection.getContentLength();
- 
-                // download the file
-                //InputStream input = new BufferedInputStream(url.openStream(), 8192);
-                InputStream input = new BufferedInputStream(url.openStream());
- 
+                //OutputStream output = new FileOutputStream("/mnt/sdcard/TibisayMovil/ExtractedFiles/photo.jpg");
                 
-                File rootDir = Environment.getExternalStorageDirectory();
-                // Output stream
-                //OutputStream output = new FileOutputStream("/sdcard/downloaded.jpg");
-                OutputStream output = new FileOutputStream(new File(rootDir+"/TibisayMovil/", "descarga.bdoc"));
- 
+                //OutputStream output = new FileOutputStream(new File(rootDir+"/midescarga/", "foto.jpg"));
+
+                String urlString = url.toString();
+                String[] values = urlString.split("/");
+                
+                //OutputStream output = new FileOutputStream(new File(downloadedDirFiles, "acta.2.bdoc"));
+                OutputStream output = new FileOutputStream(new File(downloadedDirFiles, values[values.length-1]));
+                
                 byte data[] = new byte[1024];
- 
+
                 long total = 0;
- 
+
                 while ((count = input.read(data)) != -1) {
                     total += count;
-                    // publishing the progress....
-                    // After this onProgressUpdate will be called
                     publishProgress(""+(int)((total*100)/lenghtOfFile));
- 
-                    // writing data to file
-                    //output.write(data, 0, count);
+                    output.write(data, 0, count);
                 }
- 
-                // flushing output
+
                 output.flush();
- 
-                // closing streams
+                                
                 output.close();
-                
                 input.close();
                 
+                resultArray.add("0");
+                resultArray.add(output.toString());
  
             } catch (Exception e) {
@@ -919 +1017 @@
                 outputString = e.getMessage();
                 
+                resultArray.add("1");
+                resultArray.add(e.toString());
                 
             }
- 
+
             //return null;
-            return outputString;
+            return resultArray;
             
         }
         
-        /**
-         * Updating progress bar
-         * */
         protected void onProgressUpdate(String... progress) {
-            // setting progress percentage
-            pDialog.setProgress(Integer.parseInt(progress[0]));
-        }
+            Log.d("ANDRO_ASYNC",progress[0]);
+            mProgressDialog.setProgress(Integer.parseInt(progress[0]));
+       }
+
+       @Override
+       protected void onPostExecute(ArrayList<String> result) {
+           dismissDialog(DIALOG_DOWNLOAD_PROGRESS);
+           Toast.makeText(getApplicationContext(), "onPostExecute: "+ result.get(0), Toast.LENGTH_LONG).show();
+           
+           // ocurrio una excepcion
+           if (result.get(0).equals("1")){
+                
+                   Toast.makeText(getApplicationContext(), "onPostExecute: dentro del if" , Toast.LENGTH_LONG).show();
+                
+                // ocurrio un problema
+                AlertDialog.Builder builder = new AlertDialog.Builder(BDOCVerifyResultActivity.this);
+                
+                
+                builder.setMessage(result.get(1)).setTitle("Error al descargar el archivo");
+                
+                builder.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
+                   public void onClick(DialogInterface dialog, int id) {
+                       // User clicked OK button
+               
+                        Log.d("***", "DownloadFileAsync().execute(urlhttps, true)");
+                        Toast.makeText(getApplicationContext(), "DownloadFileAsync().execute(urlhttps, true)", Toast.LENGTH_LONG).show();
+                        // pasar como segundo argmento que se acepta que el sertivor es desconocido
+                        new DownloadFileAsync().execute(urlhttps, "true");
+                   }
+               });
+                builder.setNegativeButton("Cancelar", new DialogInterface.OnClickListener() {
+                   public void onClick(DialogInterface dialog, int id) {
+                       // User cancelled the dialog
+                   }
+               });
+                AlertDialog dialog = builder.create();
+               dialog.show();
+                
+                
+                
+           }else{
+                   // no ocurrió excepcion
+                   Toast.makeText(getApplicationContext(), "Se descargo correctamente el archivo", Toast.LENGTH_LONG).show();
+                
+                
+               
+                
+           }
+           
+                  
+       }
+        
+
         
-        /**
-         * After completing background task
-         * Dismiss the progress dialog
-         * **/
-        @Override
-        protected void onPostExecute(String file_url) {
-            // dismiss the dialog after the file was downloaded
-            dismissDialog(progress_bar_type);
- 
-            // Displaying downloaded image into image view
-            // Reading image path from sdcard
-            //String filePath = Environment.getExternalStorageDirectory().toString() + "/TibisayMovil" +"/downloaded.bdoc";
-            Toast.makeText(getApplicationContext(), "onPostExecute "  , Toast.LENGTH_SHORT).show();
-            Toast.makeText(getApplicationContext(), file_url  , Toast.LENGTH_LONG).show();
-            // setting downloaded into image view
-            //my_image.setImageDrawable(Drawable.createFromPath(imagePath));
-        }
-        
-                        
-                
-        }
-        
-
-
-                
-        
+
+                
+        
+        } // fin de la clase DownloadFileAsync
 }