[ae1bcd1] | 1 | package ve.gob.cenditel.tibisaymovil; |
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| 2 | |
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| 3 | import java.io.File; |
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| 4 | import java.io.FileOutputStream; |
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| 5 | import java.security.cert.X509Certificate; |
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| 6 | import java.text.SimpleDateFormat; |
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| 7 | import java.util.ArrayList; |
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| 8 | import java.util.Collections; |
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| 9 | import java.util.Date; |
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| 10 | |
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| 11 | import ee.sk.digidoc.DataFile; |
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| 12 | import ee.sk.digidoc.SignedDoc; |
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| 13 | import ee.sk.utils.ConfigManager; |
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| 14 | import ee.sk.xmlenc.EncryptedData; |
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| 15 | import ee.sk.xmlenc.EncryptedKey; |
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| 16 | |
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| 17 | import ve.gob.cenditel.tibisaymovil.R; |
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| 18 | import android.app.Activity; |
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| 19 | import android.app.AlertDialog; |
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| 20 | import android.content.Context; |
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| 21 | import android.content.DialogInterface; |
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| 22 | import android.content.Intent; |
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| 23 | import android.graphics.drawable.Drawable; |
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| 24 | import android.net.Uri; |
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| 25 | import android.os.Bundle; |
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| 26 | import android.os.Environment; |
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| 27 | import android.util.Log; |
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| 28 | import android.view.LayoutInflater; |
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| 29 | import android.view.View; |
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| 30 | import android.view.ViewGroup; |
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| 31 | import android.view.View.OnClickListener; |
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| 32 | import android.view.Window; |
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| 33 | import android.webkit.MimeTypeMap; |
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| 34 | import android.widget.AdapterView; |
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| 35 | import android.widget.ArrayAdapter; |
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| 36 | import android.widget.BaseAdapter; |
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| 37 | import android.widget.ImageView; |
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| 38 | import android.widget.LinearLayout; |
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| 39 | import android.widget.ListView; |
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| 40 | import android.widget.RadioButton; |
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| 41 | import android.widget.TextView; |
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| 42 | import android.widget.AdapterView.OnItemClickListener; |
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| 43 | import android.widget.Toast; |
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| 44 | |
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| 45 | public class SelectCertificateToEncryptActivity extends Activity implements OnItemClickListener, OnClickListener { |
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| 46 | |
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| 47 | private File cwd; |
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| 48 | private File selected; |
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| 49 | private FileBrowserView viewHolder; |
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| 50 | private FileListAdapter listAdapter; |
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| 51 | private String filterMImeType = "application/x-pem-file"; |
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| 52 | |
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| 53 | // cadena que mantiene la ruta del archivo a compartir |
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| 54 | private String fileToEncrypt = null; |
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| 55 | |
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| 56 | // cadena que mantiene la ruta del certificado del destinatario |
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| 57 | private String certificateToEncrypt = null; |
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| 58 | |
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| 59 | // cadena que mantiene la ruta del directorio de certificados |
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| 60 | String certificateDirFiles = null; |
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| 61 | |
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| 62 | // cadena que mantiene la ruta del directorio archivos cifrados |
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| 63 | String encrypted_dir_files = null; |
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| 64 | |
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| 65 | |
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| 66 | @Override |
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| 67 | protected void onCreate(Bundle savedInstanceState) { |
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| 68 | //Estilando la barra de titulo |
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| 69 | final boolean customTitleSupported = requestWindowFeature(Window.FEATURE_CUSTOM_TITLE); |
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| 70 | |
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| 71 | super.onCreate(savedInstanceState); |
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| 72 | |
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| 73 | this.viewHolder = new FileBrowserView(); |
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| 74 | |
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| 75 | |
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| 76 | // obtener la ruta del archivo que se va a cifrar |
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| 77 | Bundle bundle = getIntent().getExtras(); |
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| 78 | fileToEncrypt = bundle.getString("fileToEncrypt"); |
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| 79 | |
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| 80 | |
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| 81 | if (savedInstanceState != null) { |
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| 82 | if(savedInstanceState.getString("selected") != null) |
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| 83 | this.selected = new File(savedInstanceState.getString("selected")); |
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| 84 | |
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| 85 | if (this.selected != null) { |
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| 86 | |
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| 87 | SelectCertificateToEncryptActivity.this.updateButton |
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| 88 | (SelectCertificateToEncryptActivity.this.viewHolder.accept,true); |
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| 89 | |
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| 90 | } |
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| 91 | |
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| 92 | this.cwd = new File(savedInstanceState.getString("cwd")); |
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| 93 | this.viewHolder.fileList.setAdapter(this.listAdapter = new FileListAdapter(this.cwd.getAbsolutePath(), filterMImeType)); |
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| 94 | |
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| 95 | } else { |
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| 96 | this.selected = null; |
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| 97 | //this.viewHolder.fileList.setAdapter(this.listAdapter = new FileListAdapter()); |
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| 98 | |
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| 99 | |
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| 100 | certificateDirFiles = Environment.getExternalStorageDirectory().getAbsolutePath() + "/" + |
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| 101 | getResources().getString(R.string.app_name) + "/" + |
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| 102 | getResources().getString(R.string.certificates_dir) + "/"; |
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| 103 | |
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| 104 | this.viewHolder.fileList.setAdapter(this.listAdapter = new FileListAdapter(certificateDirFiles, filterMImeType)); |
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| 105 | |
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| 106 | |
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| 107 | encrypted_dir_files = Environment.getExternalStorageDirectory().getAbsolutePath() + "/" + |
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| 108 | getResources().getString(R.string.app_name) + "/" + |
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| 109 | getResources().getString(R.string.encrypted_dir_files) + "/"; |
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| 110 | } |
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| 111 | |
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| 112 | |
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| 113 | boolean enabled = false; |
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| 114 | if (this.selected != null) |
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| 115 | enabled = this.viewHolder.accept.isEnabled(); |
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| 116 | |
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| 117 | SelectCertificateToEncryptActivity.this.updateButton |
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| 118 | (SelectCertificateToEncryptActivity.this.viewHolder.accept,enabled); |
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| 119 | |
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| 120 | //Estilando Barra de titulo |
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| 121 | if(customTitleSupported) |
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| 122 | getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.title_bar); |
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| 123 | } |
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| 124 | |
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| 125 | |
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| 126 | /** |
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| 127 | * Provides the data to be shown in the file browser ListView. |
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| 128 | * |
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| 129 | * @author José M. Prieto (jmprieto@emergya.com) |
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| 130 | */ |
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| 131 | private class FileListAdapter extends BaseAdapter { |
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| 132 | |
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| 133 | private final ArrayList<File> directories; |
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| 134 | private final ArrayList<File> files; |
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| 135 | |
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| 136 | private FileListAdapter() { |
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| 137 | this("/",filterMImeType); |
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| 138 | } |
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| 139 | |
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| 140 | private FileListAdapter(String location) { |
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| 141 | this(location, ""); |
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| 142 | } |
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| 143 | |
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| 144 | private FileListAdapter(String location, String filterMimeType) { |
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| 145 | Log.d("***location", location); |
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| 146 | Log.d("***filterMimeType", filterMimeType); |
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| 147 | |
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| 148 | directories = new ArrayList<File>(); |
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| 149 | files = new ArrayList<File>(); |
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| 150 | |
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| 151 | //Obtiene etiqueta que se colocará antes del path que visualizará el usuario |
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| 152 | String toPathText = SelectCertificateToEncryptActivity.this.getString(R.string.pathstring)+": "; |
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| 153 | //Coloca el texto de la etiqueta en la vista |
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| 154 | SelectCertificateToEncryptActivity.this.viewHolder.pathString.setText(toPathText); |
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| 155 | //Coloca el texto con el path actual |
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| 156 | SelectCertificateToEncryptActivity.this.viewHolder.path.setText(location); |
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| 157 | //Crea un objeto file cwd con la ubicacion dada en location |
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| 158 | SelectCertificateToEncryptActivity.this.cwd = new File(location); |
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| 159 | //Obtiene el directorio padre del objeto file cwd |
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| 160 | File parent = SelectCertificateToEncryptActivity.this.cwd.getParentFile(); |
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| 161 | //Si tiene un padre, lo agrega en la posición cero de la lista de directorios |
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| 162 | |
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| 163 | if (parent != null) { |
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| 164 | directories.add(0, parent); |
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| 165 | Log.d("***", "directories.add(0, parent)"); |
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| 166 | Log.d("***", parent.getAbsolutePath()); |
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| 167 | } |
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| 168 | |
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| 169 | Log.d("***cwd", SelectCertificateToEncryptActivity.this.cwd.getAbsolutePath()); |
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| 170 | |
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| 171 | //Crea un arreglo con las lista de archivos contenidos en el directorio cwd |
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| 172 | File[] ls = SelectCertificateToEncryptActivity.this.cwd.listFiles(); |
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| 173 | if (ls != null) { |
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| 174 | |
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| 175 | Log.d("***", "ls != null"); |
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| 176 | for (File f : ls) { //recorre todos los archivos contenidos en el directorio |
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| 177 | |
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| 178 | if (FsUtils.isHiddenOrNotReadable(f)) { // Si son ocultos no hace nada |
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| 179 | Log.d("***", "archivo oculto o no legible"); |
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| 180 | continue; |
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| 181 | } |
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| 182 | // Si son directorios los agrega a la lista de directorios a partir de la posición 1 |
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| 183 | // En la posición 0 se encuentra el directorio padre |
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| 184 | if (f.isDirectory()) { |
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| 185 | directories.add(f); |
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| 186 | Log.d("***", "directories.add(f)"); |
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| 187 | } else // De lo contrario lo agrega a la lista de archivos |
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| 188 | { |
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| 189 | Log.d("***", "agregar archivo a la lista"); |
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| 190 | //Valida tipo de archivo a mostrar |
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| 191 | Uri selectedUri = Uri.fromFile(f); |
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| 192 | String fileExtension = MimeTypeMap.getFileExtensionFromUrl(selectedUri.toString()); |
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| 193 | String mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(fileExtension); |
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| 194 | |
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| 195 | //Toast.makeText(SelectCertificateToEncryptActivity.this, |
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| 196 | //"FileExtension: " + fileExtension + "\n" + |
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| 197 | //"MimeType: " + mimeType, |
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| 198 | //Toast.LENGTH_LONG).show(); |
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| 199 | |
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| 200 | |
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| 201 | //Filtra por mimeType: se consideran los .pem .crt .cer |
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| 202 | //if(filterMimeType.isEmpty() || /*filterMimeType == mimeType*/ fileExtension.equals("pem") |
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| 203 | if(fileExtension.equals("pem") || fileExtension.equals("crt") || fileExtension.equals("cer")) |
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| 204 | files.add(f); |
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| 205 | |
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| 206 | } |
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| 207 | } |
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| 208 | }else{ |
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| 209 | Log.d("***", "ls == null"); |
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| 210 | } |
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| 211 | |
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| 212 | Collections.sort(directories); // Ordena los directorios alfabeticamente |
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| 213 | Collections.sort(files); // Ordena los archivos alfabeticamente |
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| 214 | } |
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| 215 | |
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| 216 | /** |
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| 217 | * Retorna cantidad total de elementos que se listarán en el directorio. |
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| 218 | */ |
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| 219 | @Override |
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| 220 | public int getCount() { |
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| 221 | |
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| 222 | return directories.size() + files.size(); |
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| 223 | |
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| 224 | } |
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| 225 | |
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| 226 | /** |
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| 227 | * Dada una posición en el listado del directorio, retorna un archivo o directorio |
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| 228 | * según corresponda. |
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| 229 | */ |
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| 230 | @Override |
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| 231 | public File getItem(int position) { |
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| 232 | |
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| 233 | if (position < directories.size()) { |
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| 234 | return directories.get(position); |
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| 235 | } else { |
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| 236 | return files.get(position - directories.size()); |
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| 237 | } |
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| 238 | } |
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| 239 | |
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| 240 | /** |
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| 241 | * Retorna un código hash para el archivo, permite comparar si dos archivos son los mismos |
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| 242 | */ |
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| 243 | @Override |
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| 244 | public long getItemId(int position) { |
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| 245 | |
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| 246 | return getItem(position).hashCode(); |
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| 247 | } |
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| 248 | |
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| 249 | /** |
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| 250 | * Crea la visualización de cada item del fileBrowser |
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| 251 | */ |
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| 252 | @Override |
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| 253 | public View getView(int position, View convertView, ViewGroup parent) { |
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| 254 | |
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| 255 | //Crea la vista de cada fila del filebrowser a partir del layout |
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| 256 | if (convertView == null) { |
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| 257 | LayoutInflater inflater = LayoutInflater.from(SelectCertificateToEncryptActivity.this); |
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| 258 | convertView = inflater.inflate(R.layout.file_to_verify_bdoc_signature_item, parent, false); |
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| 259 | } |
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| 260 | |
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| 261 | // Se enlaza a cada componente del layout |
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| 262 | ImageView image = (ImageView) convertView.findViewById(R.id.type_image); |
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| 263 | TextView fileName = (TextView) convertView.findViewById(R.id.filename_text); |
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| 264 | TextView modified = (TextView) convertView.findViewById(R.id.filename_modified); |
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| 265 | |
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| 266 | // Se obtiene el archivo ubicado en position |
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| 267 | File file = getItem(position); |
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| 268 | |
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| 269 | //RadioButton |
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| 270 | RadioButton radio = (RadioButton) convertView.findViewById(R.id.file_radio); |
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| 271 | radio.setFocusable(false); |
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| 272 | |
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| 273 | // Se asignan los iconos según el tipo de archivo y se oculta el radio en los directorios |
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| 274 | if (file.isDirectory()) { |
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| 275 | image.setImageResource(R.drawable.ic_carpeta); |
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| 276 | radio.setVisibility(View.INVISIBLE); |
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| 277 | radio.setChecked(false); |
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| 278 | } else { |
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| 279 | image.setImageResource(R.drawable.ic_archivo); |
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| 280 | radio.setVisibility(View.VISIBLE); |
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| 281 | |
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| 282 | if (SelectCertificateToEncryptActivity.this.selected == null || |
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| 283 | SelectCertificateToEncryptActivity.this.selected.hashCode() != file.hashCode()){ |
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| 284 | radio.setChecked(false); |
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| 285 | } else{ |
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| 286 | radio.setChecked(true); |
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| 287 | } |
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| 288 | } |
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| 289 | |
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| 290 | // Si es el directorio que hace referencia al padre le coloca como nombre ".." |
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| 291 | if (file.isDirectory() && position == 0 && ! "/".equals(SelectCertificateToEncryptActivity.this.cwd.getAbsolutePath())) { |
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| 292 | fileName.setText(".."); |
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| 293 | } else { |
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| 294 | fileName.setText(file.getName()); |
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| 295 | } |
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| 296 | |
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| 297 | |
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| 298 | //Datos de modificación del archivo |
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| 299 | SimpleDateFormat sdf = new SimpleDateFormat("dd/MM/yyyy"); |
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| 300 | Date date = new Date(file.lastModified()); |
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| 301 | |
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| 302 | String dateString = SelectCertificateToEncryptActivity.this.getString(R.string.modified)+": "; |
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| 303 | if (file.lastModified()>0) |
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| 304 | modified.setText(dateString+sdf.format(date)); |
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| 305 | else |
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| 306 | modified.setText(dateString+"-"); |
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| 307 | |
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| 308 | return convertView; |
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| 309 | } |
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| 310 | |
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| 311 | /** |
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| 312 | * Controla la selección de cada item del fileBrowser |
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| 313 | */ |
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| 314 | public void select(ListView parent, int position) { |
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| 315 | |
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| 316 | File item = getItem(position); |
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| 317 | //Si es un directorio el seleccionado se hace un llamado del fileBrowser del directorio |
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| 318 | if (item.isDirectory()) { |
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| 319 | parent.setAdapter(SelectCertificateToEncryptActivity.this.listAdapter = new FileListAdapter(item.getAbsolutePath(), filterMImeType)); |
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| 320 | } else { // Si es un archivo |
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| 321 | |
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| 322 | //Se agrega el archivo a la lista de seleccionados si no se encuentra en la misma |
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| 323 | if (SelectCertificateToEncryptActivity.this.selected == null || |
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| 324 | SelectCertificateToEncryptActivity.this.selected.hashCode() != item.hashCode()){ |
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| 325 | |
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| 326 | SelectCertificateToEncryptActivity.this.selected = item; |
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| 327 | |
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| 328 | SelectCertificateToEncryptActivity.this.updateButton(SelectCertificateToEncryptActivity.this.viewHolder.accept,true); |
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| 329 | |
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| 330 | } |
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| 331 | else{ // De lo contrario se elimina de la lista de seleccionados |
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| 332 | |
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| 333 | SelectCertificateToEncryptActivity.this.selected = null; |
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| 334 | SelectCertificateToEncryptActivity.this.updateButton(SelectCertificateToEncryptActivity.this.viewHolder.accept,false); |
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| 335 | |
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| 336 | } |
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| 337 | notifyDataSetChanged(); |
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| 338 | } |
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| 339 | } |
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| 340 | } |
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| 341 | |
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| 342 | |
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| 343 | |
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| 344 | |
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| 345 | @Override |
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| 346 | protected void onSaveInstanceState(Bundle outState) { |
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| 347 | super.onSaveInstanceState(outState); |
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| 348 | |
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| 349 | outState.putParcelable("intent", this.getIntent()); |
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| 350 | outState.putString("cwd", this.cwd.getAbsolutePath()); |
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| 351 | if(this.selected != null) |
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| 352 | outState.putString("selected", this.selected.getAbsolutePath()); |
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| 353 | |
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| 354 | } |
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| 355 | |
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| 356 | private void updateButton(View v, boolean bool) { |
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| 357 | try{ |
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| 358 | |
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| 359 | v.setEnabled(bool); |
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| 360 | if (v instanceof TextView){ |
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| 361 | Drawable icon = ((TextView)v).getCompoundDrawables()[1]; |
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| 362 | if (icon!=null) |
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| 363 | if (bool) |
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| 364 | icon.setAlpha(255); |
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| 365 | else |
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| 366 | icon.setAlpha(127); |
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| 367 | } |
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| 368 | if (v instanceof ImageView){ |
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| 369 | ImageView result = (ImageView) v; |
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| 370 | if (bool) |
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| 371 | result.setAlpha(255); |
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| 372 | else |
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| 373 | result.setAlpha(127); |
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| 374 | } |
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| 375 | |
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| 376 | }catch(NullPointerException e){} |
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| 377 | |
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| 378 | } |
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| 379 | |
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| 380 | private void updateButton(LinearLayout layout, boolean bool) { |
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| 381 | try{ |
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| 382 | layout.setEnabled(bool); |
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| 383 | for (int i=0; i<layout.getChildCount();i++){ |
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| 384 | this.updateButton(layout.getChildAt(i), bool); |
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| 385 | } |
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| 386 | }catch(NullPointerException e){} |
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| 387 | |
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| 388 | } |
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| 389 | |
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| 390 | |
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| 391 | |
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| 392 | /** |
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| 393 | * Holds references to view objects. |
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| 394 | * |
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| 395 | * @author José M. Prieto (jmprieto@emergya.com) |
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| 396 | */ |
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| 397 | private class FileBrowserView { |
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| 398 | |
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| 399 | public ListView fileList; |
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| 400 | public TextView path; |
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| 401 | public LinearLayout accept; |
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| 402 | public LinearLayout clear; |
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| 403 | public TextView pathString; |
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| 404 | |
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| 405 | public FileBrowserView() { |
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| 406 | |
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| 407 | setContentView(R.layout.activity_select_certificate_to_encrypt); |
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| 408 | this.path = (TextView) findViewById(R.id.path); |
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| 409 | this.pathString = (TextView) findViewById(R.id.pathstring); |
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| 410 | |
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| 411 | this.fileList = (ListView) findViewById(R.id.file_list); |
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| 412 | this.fileList.setOnItemClickListener(SelectCertificateToEncryptActivity.this); |
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| 413 | this.fileList.setItemsCanFocus(true); |
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| 414 | |
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| 415 | |
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| 416 | this.clear = (LinearLayout) findViewById(R.id.button_clear_zone); |
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| 417 | this.clear.setOnClickListener(SelectCertificateToEncryptActivity.this); |
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| 418 | |
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| 419 | this.accept = (LinearLayout) findViewById(R.id.button_accept_zone); |
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| 420 | this.accept.setOnClickListener(SelectCertificateToEncryptActivity.this); |
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| 421 | |
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| 422 | } |
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| 423 | } |
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| 424 | |
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| 425 | @Override |
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| 426 | public void onItemClick(AdapterView<?> parent, View view, int position, long id) { |
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| 427 | |
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| 428 | |
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| 429 | if (parent.getId() == R.id.file_list) { // user selects a file |
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| 430 | this.listAdapter.select((ListView) parent, position); |
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| 431 | |
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| 432 | } else { // user de-selects a file |
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| 433 | //this.listAdapter.addIfSameDirectory(selectedAdapter.doUnselect((ListView) parent, position)); |
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| 434 | |
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| 435 | } |
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| 436 | //this.viewHolder.numSelected.setText(Integer.toString(this.selected.size())); |
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| 437 | } |
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| 438 | |
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| 439 | @Override |
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| 440 | public void onClick(View v) { |
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| 441 | |
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| 442 | switch (v.getId()) { |
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| 443 | |
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| 444 | |
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| 445 | case R.id.button_clear_zone: |
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| 446 | |
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| 447 | this.selected = null; |
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| 448 | this.listAdapter.notifyDataSetChanged(); |
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| 449 | |
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| 450 | //this.viewHolder.numSelected.setText(""+this.selected.size()); |
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| 451 | this.updateButton(this.viewHolder.accept, false); |
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| 452 | break; |
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| 453 | |
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| 454 | |
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| 455 | |
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| 456 | case R.id.button_accept_zone: |
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| 457 | |
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| 458 | // lanzar intent para compartir el archivo seleccionado |
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| 459 | //fileToEncrypt = SelectCertificateToEncryptActivity.this.selected.getAbsolutePath(); |
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| 460 | certificateToEncrypt = SelectCertificateToEncryptActivity.this.selected.getAbsolutePath(); |
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| 461 | |
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| 462 | Toast.makeText(getApplicationContext(), "SelectCertificateToEncryptActivity: "+certificateToEncrypt, Toast.LENGTH_SHORT).show(); |
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| 463 | |
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| 464 | |
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| 465 | encryptFile(fileToEncrypt, certificateToEncrypt); |
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| 466 | |
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| 467 | break; |
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| 468 | |
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| 469 | } |
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| 470 | } |
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| 471 | |
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| 472 | |
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| 473 | // funcion para compartir el archivo |
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| 474 | private void shareIt() { |
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| 475 | |
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| 476 | Intent shareIntent = new Intent(); |
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| 477 | shareIntent.setAction(Intent.ACTION_SEND); |
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| 478 | File file = new File(fileToEncrypt); |
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| 479 | |
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| 480 | |
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| 481 | Uri uri = Uri.fromFile(file); |
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| 482 | Log.i("DEBUG", file.getPath()); |
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| 483 | //Log.d("******", getMimeType(file.getPath())); |
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| 484 | //shareIntent.setDataAndType(uri, getMimeType(file.getPath())); |
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| 485 | shareIntent.putExtra(Intent.EXTRA_STREAM, uri); |
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| 486 | shareIntent.setType("application/*"); |
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| 487 | startActivity(Intent.createChooser(shareIntent, getResources().getText(R.string.share_it_using))); |
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| 488 | } |
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| 489 | |
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| 490 | |
---|
| 491 | /** |
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| 492 | * Cifra el archivo pasado como argumento |
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| 493 | * |
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| 494 | * @return void |
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| 495 | */ |
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| 496 | // funcion para desplegar el gestor de certificados de destinatarios para cifrar |
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| 497 | private void encryptFile(String fileToEncrypt, String certificateToEncrypt) { |
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| 498 | |
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| 499 | Toast.makeText(getApplicationContext(), "Encrypting file: " + fileToEncrypt, Toast.LENGTH_SHORT).show(); |
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| 500 | |
---|
| 501 | // TODO chequear que se pueda escribir en el directorio /mnt/sdcard/TibisayMovil/EncryptedFiles |
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| 502 | // chequear disponibilidad de directorio de certificados |
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| 503 | if (!checkCertificatesDirectoryAvailability()){ |
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| 504 | Toast.makeText(getApplicationContext(), "SelectCertificateToEncryptActivity: directorio no disponible", Toast.LENGTH_SHORT).show(); |
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| 505 | |
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| 506 | finish(); |
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| 507 | return; |
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| 508 | } |
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| 509 | |
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| 510 | |
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| 511 | ConfigManager.init("jar://jdigidoc.cfg"); |
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| 512 | Log.d("despues de:", "ConfigManager.init"); |
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| 513 | |
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| 514 | /** signed doc object if used */ |
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| 515 | SignedDoc m_sdoc; |
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| 516 | m_sdoc = null; |
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| 517 | |
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| 518 | /** encrypted data object if used */ |
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| 519 | EncryptedData m_cdoc; |
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| 520 | m_cdoc = null; |
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| 521 | |
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| 522 | String inFile = null, outFile = null; |
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| 523 | String certFile = null; |
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| 524 | String recipient = null; |
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| 525 | String keyName = null; |
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| 526 | String carriedKeyName = null; |
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| 527 | String sId = null; |
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| 528 | |
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| 529 | inFile = fileToEncrypt; |
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| 530 | certFile = certificateToEncrypt; |
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| 531 | |
---|
| 532 | // agregar el destinatario |
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| 533 | try { |
---|
| 534 | |
---|
| 535 | if (m_cdoc == null){ |
---|
| 536 | Log.d("m_cdoc == null", "-"); |
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| 537 | m_cdoc = new EncryptedData(null, null, null, EncryptedData.DENC_XMLNS_XMLENC, EncryptedData.DENC_ENC_METHOD_AES128); |
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| 538 | } |
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| 539 | Log.d("Adding recipient", certFile); |
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| 540 | X509Certificate recvCert = SignedDoc.readCertificate(new File(certFile)); |
---|
| 541 | if (recvCert != null && recipient == null) |
---|
| 542 | recipient = SignedDoc.getCommonName(recvCert.getSubjectDN().getName()); |
---|
| 543 | Log.d("Recipient", recipient); |
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| 544 | if (sId == null){ |
---|
| 545 | int n = m_cdoc.getNumKeys() + 1; |
---|
| 546 | sId = "ID" + n; |
---|
| 547 | |
---|
| 548 | } |
---|
| 549 | |
---|
| 550 | EncryptedKey ekey = new EncryptedKey(sId, recipient, EncryptedData.DENC_ENC_METHOD_RSA1_5, keyName, carriedKeyName, recvCert); |
---|
| 551 | m_cdoc.addEncryptedKey(ekey); |
---|
| 552 | |
---|
| 553 | |
---|
| 554 | }catch(Exception e){ |
---|
| 555 | Log.d("Error adding EncryptedKey: ", e.getMessage()); |
---|
| 556 | Toast.makeText(getApplicationContext(), e.getMessage(), Toast.LENGTH_SHORT).show(); |
---|
| 557 | |
---|
| 558 | showDialog("Error:", e.getMessage()); |
---|
| 559 | return; |
---|
| 560 | } |
---|
| 561 | |
---|
| 562 | // ejecutar el cifrado |
---|
| 563 | try { |
---|
| 564 | |
---|
| 565 | Log.d("Encrypting file:", inFile + " to: " + outFile); |
---|
| 566 | File fIn = new File(inFile); |
---|
| 567 | // create a ddoc intermediate file |
---|
| 568 | m_sdoc = new SignedDoc(SignedDoc.FORMAT_DIGIDOC_XML, SignedDoc.VERSION_1_3); |
---|
| 569 | |
---|
| 570 | Log.d("Encrypting file:", "paso new SignedDoc"); |
---|
| 571 | |
---|
| 572 | DataFile df = m_sdoc.addDataFile(new File(inFile), SignedDoc.xmlns_digidoc13, DataFile.CONTENT_EMBEDDED_BASE64); |
---|
| 573 | |
---|
| 574 | Log.d("Encrypting file:", "paso addDataFile"); |
---|
| 575 | |
---|
| 576 | |
---|
| 577 | byte[] data = SignedDoc.readFile(new File(inFile)); |
---|
| 578 | |
---|
| 579 | Log.d("Encrypting file:", "paso readFile"); |
---|
| 580 | |
---|
| 581 | df.setBase64Body(data); |
---|
| 582 | |
---|
| 583 | Log.d("Encrypting file:", "paso setBase64Body"); |
---|
| 584 | |
---|
| 585 | byte[] inData = m_sdoc.toXML().getBytes("UTF-8"); |
---|
| 586 | |
---|
| 587 | Log.d("Encrypting file:", "paso toXML()"); |
---|
| 588 | |
---|
| 589 | Log.d("Encrypting file", "Content: " + inFile + " size: " + data.length); |
---|
| 590 | Log.d("Encrypting file", "DF: " + new String(inData)); |
---|
| 591 | |
---|
| 592 | m_cdoc.setData(inData); |
---|
| 593 | m_cdoc.setDataStatus(EncryptedData.DENC_DATA_STATUS_UNENCRYPTED_AND_NOT_COMPRESSED); |
---|
| 594 | m_cdoc.addProperty(EncryptedData.ENCPROP_FILENAME, inFile + ".ddoc"); |
---|
| 595 | m_cdoc.setMimeType(EncryptedData.DENC_ENCDATA_TYPE_DDOC); |
---|
| 596 | StringBuffer sb = new StringBuffer(); |
---|
| 597 | sb.append(fIn.getName()); |
---|
| 598 | sb.append("|"); |
---|
| 599 | sb.append(new Long(fIn.length()).toString() + " B|"); |
---|
| 600 | sb.append("application/unknown|"); |
---|
| 601 | sb.append("/" + fIn.getName()); |
---|
| 602 | m_cdoc.addProperty(EncryptedData.ENCPROP_ORIG_FILE, sb.toString()); |
---|
| 603 | //m_cdoc.addProperty(EncryptedData.ENCPROP_ORIG_SIZE, new Long(inData.length).toString()); |
---|
| 604 | |
---|
| 605 | int nCompressOption = 0; |
---|
| 606 | |
---|
| 607 | m_cdoc.encrypt(nCompressOption); |
---|
| 608 | |
---|
| 609 | // genera el archivo cifrado en /data/data/ve.gob.cenditel/files |
---|
| 610 | //FileOutputStream fos = openFileOutput(outFile, Context.MODE_WORLD_WRITEABLE); |
---|
| 611 | |
---|
| 612 | outFile = encrypted_dir_files + fIn.getName()+".cdoc"; |
---|
| 613 | Toast.makeText(getApplicationContext(), "outFile: " + outFile, Toast.LENGTH_SHORT).show(); |
---|
| 614 | |
---|
| 615 | |
---|
| 616 | FileOutputStream fos = new FileOutputStream( outFile ); |
---|
| 617 | |
---|
| 618 | Log.d("Encrypting file", "antes de escribir archivo " + outFile); |
---|
| 619 | |
---|
| 620 | fos.write(m_cdoc.toXML()); |
---|
| 621 | |
---|
| 622 | Log.d("Encrypting file", "despues de escribir archivo " + outFile); |
---|
| 623 | |
---|
| 624 | fos.close(); |
---|
| 625 | |
---|
| 626 | Log.d("Encrypting file", "despues de cerrar archivo " + outFile); |
---|
| 627 | |
---|
| 628 | Toast.makeText(getApplicationContext(), "Cifrado correctamente: " + outFile, Toast.LENGTH_SHORT).show(); |
---|
| 629 | |
---|
| 630 | |
---|
| 631 | } catch(Exception e) { |
---|
| 632 | Log.d("Error encrypting file: ", inFile + " - " + e.getMessage()); |
---|
| 633 | e.printStackTrace(System.err); |
---|
| 634 | Toast.makeText(getApplicationContext(), e.getMessage(), Toast.LENGTH_SHORT).show(); |
---|
| 635 | |
---|
| 636 | showDialog("Error:", e.getMessage()); |
---|
| 637 | return; |
---|
| 638 | } |
---|
| 639 | |
---|
| 640 | // lanzar la actividad para mostrar el resultado del cifrado |
---|
| 641 | showEncryptionResults(fileToEncrypt, outFile, recipient); |
---|
| 642 | |
---|
| 643 | |
---|
| 644 | |
---|
| 645 | } // fin de selectRecipientCertificate() |
---|
| 646 | |
---|
| 647 | |
---|
| 648 | |
---|
| 649 | /** |
---|
| 650 | * Chequea la disponibilidad del directorio de /TibisayMovil/CertificatesToEncrypt |
---|
| 651 | * @return boolean |
---|
| 652 | */ |
---|
| 653 | private boolean checkCertificatesDirectoryAvailability() { |
---|
| 654 | // verificar acceso al directorio /mnt/sdcard/TibisayMovil/EncryptedFiles |
---|
| 655 | boolean mExternalStorageAvailable = false; |
---|
| 656 | boolean mExternalStorageWriteable = false; |
---|
| 657 | String state = Environment.getExternalStorageState(); |
---|
| 658 | |
---|
| 659 | String certificatesDir = Environment.getExternalStorageDirectory().getAbsolutePath() + "/" + |
---|
| 660 | getResources().getString(R.string.app_name) + "/" + |
---|
| 661 | getResources().getString(R.string.encrypted_dir_files) + "/"; |
---|
| 662 | |
---|
| 663 | AlertDialog.Builder builder = new AlertDialog.Builder(SelectCertificateToEncryptActivity.this); |
---|
| 664 | |
---|
| 665 | |
---|
| 666 | if (Environment.MEDIA_MOUNTED.equals(state)) { |
---|
| 667 | // We can read and write the media |
---|
| 668 | mExternalStorageAvailable = mExternalStorageWriteable = true; |
---|
| 669 | Toast.makeText(getApplicationContext(), "We can read and write the media", Toast.LENGTH_SHORT).show(); |
---|
| 670 | |
---|
| 671 | // Crear directorio CertificatesToEncrypt donde se almacenan los certificados de |
---|
| 672 | // destinatarios para cifrado |
---|
| 673 | /* |
---|
| 674 | String certificatesDir = Environment.getExternalStorageDirectory() + "/" + |
---|
| 675 | getResources().getString(R.string.app_name) + "/" + |
---|
| 676 | getResources().getString(R.string.certificates_dir) + "/"; |
---|
| 677 | */ |
---|
| 678 | if (prepareDirectory(certificatesDir)){ |
---|
| 679 | return true; |
---|
| 680 | }else{ |
---|
| 681 | builder.setMessage("No existe el directorio "+certificatesDir+" para almacenar certificados.").setTitle("Error:"); |
---|
| 682 | |
---|
| 683 | } |
---|
| 684 | |
---|
| 685 | } else if (Environment.MEDIA_MOUNTED_READ_ONLY.equals(state)) { |
---|
| 686 | // We can only read the media |
---|
| 687 | mExternalStorageAvailable = true; |
---|
| 688 | mExternalStorageWriteable = false; |
---|
| 689 | Toast.makeText(getApplicationContext(), "We can only read the media", Toast.LENGTH_SHORT).show(); |
---|
| 690 | |
---|
| 691 | builder.setMessage("Directorio "+certificatesDir+ " montado de solo lectura. No se pueden almancenar certificados.").setTitle("Error:"); |
---|
| 692 | |
---|
| 693 | |
---|
| 694 | } else { |
---|
| 695 | // Something else is wrong. It may be one of many other states, but all we need |
---|
| 696 | // to know is we can neither read nor write |
---|
| 697 | mExternalStorageAvailable = mExternalStorageWriteable = false; |
---|
| 698 | Toast.makeText(getApplicationContext(), "we can neither read nor write", Toast.LENGTH_SHORT).show(); |
---|
| 699 | |
---|
| 700 | builder.setMessage("Directorio "+certificatesDir+ " no está disponible. No se pueden almancenar certificados.").setTitle("Error:"); |
---|
| 701 | |
---|
| 702 | } |
---|
| 703 | |
---|
| 704 | |
---|
| 705 | builder.setNegativeButton("Cancelar", new DialogInterface.OnClickListener() { |
---|
| 706 | public void onClick(DialogInterface dialog, int id) { |
---|
| 707 | // User cancelled the dialog |
---|
| 708 | SelectCertificateToEncryptActivity.this.finish(); |
---|
| 709 | } |
---|
| 710 | }); |
---|
| 711 | AlertDialog dialog = builder.create(); |
---|
| 712 | dialog.show(); |
---|
| 713 | return false; |
---|
| 714 | } // fin de checkCertificatesDirectoryAvailability |
---|
| 715 | |
---|
| 716 | |
---|
| 717 | /** |
---|
| 718 | * Prepara directorio |
---|
| 719 | * @return boolean |
---|
| 720 | */ |
---|
| 721 | boolean prepareDirectory(String dir) |
---|
| 722 | { |
---|
| 723 | try |
---|
| 724 | { |
---|
| 725 | if (makedirs(dir)) |
---|
| 726 | { |
---|
| 727 | return true; |
---|
| 728 | } else { |
---|
| 729 | return false; |
---|
| 730 | } |
---|
| 731 | } catch (Exception e) |
---|
| 732 | { |
---|
| 733 | e.printStackTrace(); |
---|
| 734 | Toast.makeText(this, "Could not initiate File System.. Is Sdcard mounted properly?", Toast.LENGTH_LONG).show(); |
---|
| 735 | return false; |
---|
| 736 | } |
---|
| 737 | } |
---|
| 738 | |
---|
| 739 | /** |
---|
| 740 | * Crea directorio utilizando la variable tmpDir |
---|
| 741 | * @return boolean |
---|
| 742 | */ |
---|
| 743 | private boolean makedirs(String dir) |
---|
| 744 | { |
---|
| 745 | //File tempdir = new File(extractedDirFiles); |
---|
| 746 | File tempdir = new File(dir); |
---|
| 747 | if (!tempdir.exists()) |
---|
| 748 | tempdir.mkdirs(); |
---|
| 749 | return (tempdir.isDirectory()); |
---|
| 750 | } |
---|
| 751 | |
---|
| 752 | /** |
---|
| 753 | * Crea un dialogo con el titulo y mensaje como argumentos y lo despliega |
---|
| 754 | * |
---|
| 755 | * @return void |
---|
| 756 | */ |
---|
| 757 | public void showDialog(String title, String msg) { |
---|
| 758 | |
---|
| 759 | // 1. Instantiate an AlertDialog.Builder with its constructor |
---|
| 760 | AlertDialog.Builder builder = new AlertDialog.Builder(SelectCertificateToEncryptActivity.this); |
---|
| 761 | |
---|
| 762 | // 2. Chain together various setter methods to set the dialog characteristics |
---|
| 763 | builder.setMessage(msg) |
---|
| 764 | .setTitle(title); |
---|
| 765 | |
---|
| 766 | builder.setPositiveButton("Ok", new DialogInterface.OnClickListener() { |
---|
| 767 | public void onClick(DialogInterface dialog, int id) { |
---|
| 768 | // User clicked OK button |
---|
| 769 | Toast.makeText(getApplicationContext(), "User clicked OK button", Toast.LENGTH_LONG).show(); |
---|
| 770 | finish(); |
---|
| 771 | |
---|
| 772 | // lanzar el activity EncryptionCertificatesActivity |
---|
| 773 | |
---|
| 774 | } |
---|
| 775 | }); |
---|
| 776 | |
---|
| 777 | // 3. Get the AlertDialog from create() |
---|
| 778 | AlertDialog dialog = builder.create(); |
---|
| 779 | dialog.show(); |
---|
| 780 | } |
---|
| 781 | |
---|
| 782 | /** |
---|
| 783 | * Muestra la actividad de información del proceso de cifrado |
---|
| 784 | * |
---|
| 785 | * @return void |
---|
| 786 | */ |
---|
| 787 | public void showEncryptionResults(String fileToEncrypt, String encryptedFile, String recipient) { |
---|
| 788 | |
---|
| 789 | // lanzar el activity EncryptionResultActivity |
---|
| 790 | Intent intent = new Intent(this, EncryptionResultActivity.class); |
---|
| 791 | intent.putExtra("fileToEncrypt", fileToEncrypt); |
---|
| 792 | intent.putExtra("encryptedFile", encryptedFile); |
---|
| 793 | intent.putExtra("recipient", recipient); |
---|
| 794 | |
---|
| 795 | startActivity(intent); |
---|
| 796 | |
---|
| 797 | |
---|
| 798 | } |
---|
| 799 | |
---|
| 800 | |
---|
| 801 | |
---|
| 802 | |
---|
| 803 | } |
---|
| 804 | |
---|