[4528953] | 1 | package ve.gob.cenditel.tibisaymovil; |
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| 2 | |
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| 3 | import java.io.BufferedInputStream; |
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| 4 | import java.io.File; |
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| 5 | import java.io.FileInputStream; |
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| 6 | import java.io.FileNotFoundException; |
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| 7 | import java.io.IOException; |
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| 8 | import java.io.InputStream; |
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| 9 | import java.security.cert.Certificate; |
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| 10 | import java.security.cert.CertificateException; |
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| 11 | import java.security.cert.CertificateFactory; |
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| 12 | import java.security.cert.X509Certificate; |
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| 13 | import java.util.ArrayList; |
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| 14 | import java.util.HashMap; |
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| 15 | |
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| 16 | |
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| 17 | |
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| 18 | import ee.sk.digidoc.DigiDocException; |
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| 19 | import ee.sk.digidoc.SignedDoc; |
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| 20 | |
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| 21 | |
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| 22 | |
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| 23 | import android.os.Bundle; |
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| 24 | import android.os.Environment; |
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| 25 | import android.app.Activity; |
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| 26 | import android.app.AlertDialog; |
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| 27 | import android.content.Context; |
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| 28 | import android.content.DialogInterface; |
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| 29 | import android.content.Intent; |
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| 30 | import android.util.Log; |
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| 31 | import android.view.LayoutInflater; |
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| 32 | import android.view.Menu; |
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| 33 | import android.view.View; |
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| 34 | import android.view.ViewGroup; |
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| 35 | import android.view.Window; |
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| 36 | import android.view.View.OnClickListener; |
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| 37 | import android.widget.AdapterView; |
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| 38 | import android.widget.BaseAdapter; |
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| 39 | import android.widget.ImageView; |
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| 40 | import android.widget.LinearLayout; |
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| 41 | import android.widget.ListView; |
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| 42 | import android.widget.RadioButton; |
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| 43 | import android.widget.TextView; |
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| 44 | import android.widget.Toast; |
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| 45 | import android.widget.AdapterView.OnItemClickListener; |
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| 46 | |
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| 47 | |
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| 48 | |
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| 49 | |
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| 50 | // activity para gestionar los certificados de destinatarios disponibles para cifrar |
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| 51 | // un archivo |
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| 52 | public class EncryptionCertificatesActivity extends Activity { |
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| 53 | |
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| 54 | |
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| 55 | // layout del boton agregar certificado |
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| 56 | private LinearLayout button_add; |
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| 57 | |
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| 58 | // layout del boton eliminar certificado |
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| 59 | private LinearLayout button_remove; |
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| 60 | |
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| 61 | // ListView que mantiene la lista de certificados |
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| 62 | private ListView certificate_list; |
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| 63 | |
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| 64 | // ruta del directorio que almancena los certificados de destinatarios |
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| 65 | String certificatesDir; |
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| 66 | |
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| 67 | // id de certificado seleccionado |
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| 68 | int certificateSelectedIndex = -1; |
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| 69 | |
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| 70 | // lista de rutas absolutas de archivos de certificados |
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| 71 | HashMap<String, String> certificatesPathHashMap = null; |
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| 72 | |
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| 73 | @Override |
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| 74 | protected void onCreate(Bundle savedInstanceState) { |
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| 75 | |
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[d5ab40f] | 76 | |
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| 77 | |
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| 78 | |
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[4528953] | 79 | //Estilando la barra de titulo |
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| 80 | final boolean customTitleSupported = requestWindowFeature(Window.FEATURE_CUSTOM_TITLE); |
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| 81 | |
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| 82 | super.onCreate(savedInstanceState); |
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| 83 | setContentView(R.layout.activity_encryption_certificates); |
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| 84 | |
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| 85 | //Estilando Barra de titulo |
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| 86 | if(customTitleSupported) |
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| 87 | getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.title_bar); |
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[d5ab40f] | 88 | |
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[4528953] | 89 | button_remove = (LinearLayout) this.findViewById(R.id.button_remove_certificate_zone); |
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| 90 | button_add = (LinearLayout) this.findViewById(R.id.button_add_certificate_zone); |
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| 91 | |
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| 92 | final TextView labelRemoveCertificate = (TextView) this.findViewById(R.id.label_certificate_to_remove); |
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| 93 | labelRemoveCertificate.setVisibility(View.GONE); |
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| 94 | |
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| 95 | final LinearLayout layoutCertificateToRemove = (LinearLayout) this.findViewById(R.id.layout_certificate_to_remove); |
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| 96 | layoutCertificateToRemove.setVisibility(View.GONE); |
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| 97 | |
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| 98 | final TextView certificateToRemove = (TextView) this.findViewById(R.id.filename_text); |
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| 99 | |
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| 100 | |
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| 101 | // lista de certificados |
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| 102 | final ArrayList<RecipientCertificate> certificates = new ArrayList<RecipientCertificate>(); |
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| 103 | |
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[d5ab40f] | 104 | // asignar ruta de certificados de destinatarios |
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| 105 | certificatesDir = Environment.getExternalStorageDirectory().getAbsolutePath() + "/" + |
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| 106 | getResources().getString(R.string.app_name) + "/" + |
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| 107 | getResources().getString(R.string.certificates_dir) + "/"; |
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| 108 | //Toast.makeText(getApplicationContext(), "certificatesDir: "+ certificatesDir, Toast.LENGTH_SHORT).show(); |
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| 109 | |
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[4528953] | 110 | // chequear disponibilidad de directorio de certificados |
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| 111 | if (!checkCertificatesDirectoryAvailability()){ |
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| 112 | return; |
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| 113 | } |
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| 114 | |
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| 115 | // Leer el contenido del directorio de certificados |
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| 116 | // Crea un arreglo con las lista de archivos contenidos en el directorio cwd |
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[d5ab40f] | 117 | File f = new File(certificatesDir); |
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[4528953] | 118 | File[] ls = f.listFiles(); |
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| 119 | |
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| 120 | if (ls != null) { |
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| 121 | //Toast.makeText(getApplicationContext(), "numero de archivos: " +Integer.toString(ls.length), Toast.LENGTH_SHORT).show(); |
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| 122 | |
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| 123 | certificatesPathHashMap = new HashMap<String, String>(); |
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| 124 | |
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| 125 | String recipient = null; |
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| 126 | // iterar sobre todos los archivos de certificados |
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| 127 | // en el KeyStore |
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| 128 | for (File iFile : ls) { |
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| 129 | |
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| 130 | try { |
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| 131 | X509Certificate recvCert = SignedDoc.readCertificate(new File(iFile.getAbsolutePath())); |
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| 132 | |
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| 133 | recipient = SignedDoc.getCommonName(recvCert.getSubjectDN().getName()); |
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| 134 | //Toast.makeText(getApplicationContext(), "Destinatario: "+ recipient,Toast.LENGTH_SHORT).show(); |
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| 135 | |
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| 136 | certificates.add(new RecipientCertificate(recipient)); |
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| 137 | |
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| 138 | certificatesPathHashMap.put(recipient, iFile.getAbsolutePath()); |
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| 139 | |
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| 140 | } catch (DigiDocException e) { |
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| 141 | Toast.makeText(getApplicationContext(), "DigiDocException: "+ e.getMessage(), Toast.LENGTH_SHORT).show(); |
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| 142 | } |
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| 143 | }// fin de la iteracion sobre iFile |
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| 144 | |
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| 145 | |
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| 146 | } |
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| 147 | |
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| 148 | |
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| 149 | // se crea el adaptador para mostrar los certificados de destinatarios |
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| 150 | final RecipientCertificateAdapter certificateAdapter = new RecipientCertificateAdapter(EncryptionCertificatesActivity.this, certificates); |
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| 151 | final ListView certificateListView = (ListView) findViewById(R.id.certificate_list); |
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| 152 | certificateListView.setAdapter(certificateAdapter); |
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| 153 | certificateListView.setOnItemClickListener(new android.widget.AdapterView.OnItemClickListener() { |
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| 154 | @Override |
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| 155 | public void onItemClick(AdapterView<?> parent, View view, |
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| 156 | int position, long id) { |
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| 157 | |
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| 158 | Object o = certificateListView.getItemAtPosition(position); |
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| 159 | RecipientCertificate c = (RecipientCertificate) o; |
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| 160 | |
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| 161 | certificateSelectedIndex = position; |
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| 162 | |
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| 163 | |
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| 164 | labelRemoveCertificate.setVisibility(View.VISIBLE); |
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| 165 | layoutCertificateToRemove.setVisibility(View.VISIBLE); |
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| 166 | |
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| 167 | certificateToRemove.setText(c.getName()); |
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[d5ab40f] | 168 | |
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| 169 | //Toast.makeText(getApplicationContext(), "click sobre certificado"+ c.getName(), Toast.LENGTH_SHORT).show(); |
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[4528953] | 170 | |
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| 171 | } |
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| 172 | }); |
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| 173 | |
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| 174 | |
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| 175 | |
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| 176 | |
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| 177 | // habilita el click sobre la acción para agregar un certificado nuevo |
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| 178 | button_add.setOnClickListener(new OnClickListener() |
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| 179 | { |
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| 180 | public void onClick(View v) |
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| 181 | { |
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| 182 | |
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| 183 | //Intent oIntent = new Intent(BDOCVerifyResultActivity.this, TibisayMovilActivity.class); |
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| 184 | //oIntent.setAction(Intent.ACTION_VIEW); |
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| 185 | //oIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); |
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| 186 | //startActivity(oIntent); |
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| 187 | |
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| 188 | //finish(); |
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[d5ab40f] | 189 | Toast.makeText(getApplicationContext(), "Se debe agregar un certificado", Toast.LENGTH_SHORT).show(); |
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| 190 | |
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| 191 | // llamar a función para cargar certificado |
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| 192 | loadNewCertificate(); |
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| 193 | |
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[4528953] | 194 | } |
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| 195 | }); |
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| 196 | |
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| 197 | // habilita el click sobre la acción eliminar el certificado seleccionado |
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| 198 | button_remove.setOnClickListener(new OnClickListener() |
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| 199 | { |
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| 200 | public void onClick(View v) |
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| 201 | { |
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| 202 | //shareIt(); |
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| 203 | |
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| 204 | Toast.makeText(getApplicationContext(), "eliminar un certificado", Toast.LENGTH_SHORT).show(); |
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| 205 | |
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| 206 | if (certificateSelectedIndex == -1){ |
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| 207 | // 1. Instantiate an AlertDialog.Builder with its constructor |
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| 208 | AlertDialog.Builder builder = new AlertDialog.Builder(EncryptionCertificatesActivity.this); |
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| 209 | |
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| 210 | // 2. Chain together various setter methods to set the dialog characteristics |
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| 211 | builder.setMessage("Debe seleccionar un certificado para eliminarlo.") |
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| 212 | .setTitle("Información:"); |
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| 213 | |
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| 214 | builder.setPositiveButton("Ok", new DialogInterface.OnClickListener() { |
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| 215 | public void onClick(DialogInterface dialog, int id) { |
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| 216 | // User clicked OK button |
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| 217 | Toast.makeText(getApplicationContext(), "User clicked OK button", Toast.LENGTH_LONG).show(); |
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| 218 | } |
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| 219 | }); |
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| 220 | |
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| 221 | // 3. Get the AlertDialog from create() |
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| 222 | AlertDialog dialog = builder.create(); |
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| 223 | dialog.show(); |
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| 224 | }else{ |
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| 225 | // 1. Instantiate an AlertDialog.Builder with its constructor |
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| 226 | AlertDialog.Builder builder = new AlertDialog.Builder(EncryptionCertificatesActivity.this); |
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| 227 | |
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| 228 | // 2. Chain together various setter methods to set the dialog characteristics |
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| 229 | builder.setMessage("¿Está seguro de eliminar el certificado?.") |
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| 230 | .setTitle("Información:"); |
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| 231 | |
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| 232 | builder.setPositiveButton("Ok", new DialogInterface.OnClickListener() { |
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| 233 | public void onClick(DialogInterface dialog, int id) { |
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| 234 | // User clicked OK button |
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| 235 | Toast.makeText(getApplicationContext(), "User clicked OK button", Toast.LENGTH_LONG).show(); |
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| 236 | |
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| 237 | // funcion para eliminar el certificado |
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| 238 | // ... |
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| 239 | String pathToErase = certificatesPathHashMap.get(certificateToRemove.getText()); |
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| 240 | |
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| 241 | File file = new File(pathToErase); |
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| 242 | boolean deleted = file.delete(); |
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| 243 | |
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| 244 | //actualizar la lista de certificados en ListView |
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| 245 | certificateAdapter.notifyDataSetChanged(); |
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| 246 | |
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| 247 | EncryptionCertificatesActivity.this.recreate(); |
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| 248 | |
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| 249 | Toast.makeText(getApplicationContext(), "**archivo a borrar: "+pathToErase, Toast.LENGTH_LONG).show(); |
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| 250 | |
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| 251 | |
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| 252 | labelRemoveCertificate.setVisibility(View.GONE); |
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| 253 | layoutCertificateToRemove.setVisibility(View.GONE); |
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| 254 | } |
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| 255 | }); |
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| 256 | |
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| 257 | builder.setNegativeButton("Cancelar", new DialogInterface.OnClickListener() { |
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| 258 | public void onClick(DialogInterface dialog, int id) { |
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| 259 | // User cancelled the dialog |
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| 260 | Toast.makeText(getApplicationContext(), "User clicked Cancel button", Toast.LENGTH_LONG).show(); |
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| 261 | |
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| 262 | labelRemoveCertificate.setVisibility(View.GONE); |
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| 263 | layoutCertificateToRemove.setVisibility(View.GONE); |
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| 264 | } |
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| 265 | }); |
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| 266 | // 3. Get the AlertDialog from create() |
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| 267 | AlertDialog dialog = builder.create(); |
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| 268 | dialog.show(); |
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| 269 | } |
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| 270 | } |
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| 271 | }); |
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| 272 | |
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| 273 | |
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| 274 | |
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| 275 | } // fin de funcion onCreate() |
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| 276 | |
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| 277 | @Override |
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| 278 | public boolean onCreateOptionsMenu(Menu menu) { |
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| 279 | // Inflate the menu; this adds items to the action bar if it is present. |
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| 280 | getMenuInflater().inflate(R.menu.encryption_certificates, menu); |
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| 281 | return true; |
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| 282 | } |
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| 283 | |
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| 284 | |
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[d5ab40f] | 285 | /** |
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| 286 | * Carga un nuevo certificado al lanzar CertificateToLoadActivity. |
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| 287 | * @return void |
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| 288 | */ |
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| 289 | public void loadNewCertificate() { |
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| 290 | Intent intent = new Intent(this, CertificateToLoadActivity.class); |
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| 291 | startActivity(intent); |
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| 292 | finish(); |
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| 293 | |
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| 294 | } |
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| 295 | |
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[4528953] | 296 | |
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| 297 | // clase que abstrae un certificado de destinatario |
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| 298 | // se utiliza para mostrar en la interfaz grafica cada certificado |
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| 299 | // de destinatario almancenado por la aplicacion |
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| 300 | public class RecipientCertificate { |
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| 301 | private String mName; |
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| 302 | |
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| 303 | public RecipientCertificate(String name){ |
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| 304 | mName = name; |
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| 305 | } |
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| 306 | |
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| 307 | public void setName(String name) { |
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| 308 | this.mName = name; |
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| 309 | } |
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| 310 | |
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| 311 | public String getName() { |
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| 312 | return mName; |
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| 313 | } |
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| 314 | } // fin de clase RecipientCertificate |
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| 315 | |
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| 316 | // clase que abstrae el adaptador para llenar el ListView de documentos que |
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| 317 | // se encuentran dentro del contenedor BDOC |
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| 318 | private class RecipientCertificateAdapter extends BaseAdapter { |
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| 319 | |
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| 320 | private ArrayList<RecipientCertificate> mRecipientCertificateList; |
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| 321 | private LayoutInflater lInflater; |
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| 322 | |
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| 323 | private RecipientCertificateAdapter(Context context, ArrayList<RecipientCertificate> certificates) { |
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| 324 | this.lInflater = LayoutInflater.from(context); |
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| 325 | this.mRecipientCertificateList = certificates; |
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| 326 | |
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| 327 | } |
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| 328 | |
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| 329 | |
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| 330 | @Override |
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| 331 | public int getCount() { |
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| 332 | return mRecipientCertificateList.size(); |
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| 333 | } |
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| 334 | |
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| 335 | @Override |
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| 336 | public Object getItem(int position) { |
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| 337 | return mRecipientCertificateList.get(position); |
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| 338 | } |
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| 339 | |
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| 340 | @Override |
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| 341 | public long getItemId(int position) { |
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| 342 | return position; |
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| 343 | } |
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| 344 | |
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| 345 | @Override |
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| 346 | public View getView(int position, View convertView, ViewGroup parent) { |
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| 347 | ViewHolder container = null; |
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| 348 | |
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| 349 | if (convertView == null){ |
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| 350 | container = new ViewHolder(); |
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| 351 | convertView = lInflater.inflate(R.layout.recipient_certificate_info, null); |
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| 352 | |
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| 353 | container.filename_text = (TextView) convertView.findViewById(R.id.filename_text); |
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| 354 | //container.filename_modified = (TextView) convertView.findViewById(R.id.filename_modified); |
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| 355 | container.type_image = (ImageView) convertView.findViewById(R.id.type_image); |
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| 356 | convertView.setTag(container); |
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| 357 | }else{ |
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| 358 | container = (ViewHolder) convertView.getTag(); |
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| 359 | } |
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| 360 | |
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| 361 | RecipientCertificate certificate = (RecipientCertificate) getItem(position); |
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| 362 | container.filename_text.setText(certificate.getName()); |
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| 363 | //container.filename_modified.setText(certificate.getName()); |
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| 364 | container.type_image.setImageResource(R.drawable.ic_archivo); |
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| 365 | |
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| 366 | return convertView; |
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| 367 | } |
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| 368 | |
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| 369 | |
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| 370 | class ViewHolder{ |
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| 371 | TextView filename_text; |
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| 372 | //TextView filename_modified; |
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| 373 | ImageView type_image; |
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| 374 | } |
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| 375 | |
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| 376 | } // fin de la clase RecipientCertificateAdapter |
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| 377 | |
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| 378 | |
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| 379 | |
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| 380 | |
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| 381 | /** |
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| 382 | * Prepara directorio |
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| 383 | * @return boolean |
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| 384 | */ |
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| 385 | boolean prepareDirectory(String dir) |
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| 386 | { |
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| 387 | try |
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| 388 | { |
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| 389 | if (makedirs(dir)) |
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| 390 | { |
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| 391 | return true; |
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| 392 | } else { |
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| 393 | return false; |
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| 394 | } |
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| 395 | } catch (Exception e) |
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| 396 | { |
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| 397 | e.printStackTrace(); |
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| 398 | Toast.makeText(this, "Could not initiate File System.. Is Sdcard mounted properly?", Toast.LENGTH_LONG).show(); |
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| 399 | return false; |
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| 400 | } |
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| 401 | } |
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| 402 | |
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| 403 | /** |
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| 404 | * Crea directorio utilizando la variable tmpDir |
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| 405 | * @return boolean |
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| 406 | */ |
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| 407 | private boolean makedirs(String dir) |
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| 408 | { |
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| 409 | //File tempdir = new File(extractedDirFiles); |
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| 410 | File tempdir = new File(dir); |
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| 411 | if (!tempdir.exists()) |
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| 412 | tempdir.mkdirs(); |
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| 413 | return (tempdir.isDirectory()); |
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| 414 | } |
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| 415 | |
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| 416 | /** |
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| 417 | * Chequea la disponibilidad del directorio de /TibisayMovil/CertificatesToEncrypt |
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| 418 | * @return boolean |
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| 419 | */ |
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| 420 | private boolean checkCertificatesDirectoryAvailability() { |
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| 421 | // verificar acceso al directorio /mnt/sdcard/TibisayMovil/CertificatesToEncrypt |
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| 422 | boolean mExternalStorageAvailable = false; |
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| 423 | boolean mExternalStorageWriteable = false; |
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| 424 | String state = Environment.getExternalStorageState(); |
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| 425 | |
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| 426 | AlertDialog.Builder builder = new AlertDialog.Builder(EncryptionCertificatesActivity.this); |
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| 427 | |
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| 428 | |
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| 429 | if (Environment.MEDIA_MOUNTED.equals(state)) { |
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| 430 | // We can read and write the media |
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| 431 | mExternalStorageAvailable = mExternalStorageWriteable = true; |
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| 432 | Toast.makeText(getApplicationContext(), "We can read and write the media", Toast.LENGTH_SHORT).show(); |
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| 433 | |
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| 434 | // Crear directorio CertificatesToEncrypt donde se almacenan los certificados de |
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| 435 | // destinatarios para cifrado |
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[d5ab40f] | 436 | /* |
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| 437 | String certificatesDir = Environment.getExternalStorageDirectory() + "/" + |
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[4528953] | 438 | getResources().getString(R.string.app_name) + "/" + |
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[d5ab40f] | 439 | getResources().getString(R.string.certificates_dir) + "/"; |
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| 440 | */ |
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[4528953] | 441 | if (prepareDirectory(certificatesDir)){ |
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| 442 | return true; |
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| 443 | }else{ |
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| 444 | builder.setMessage("No existe el directorio "+certificatesDir+" para almacenar certificados.").setTitle("Error:"); |
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| 445 | |
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| 446 | } |
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| 447 | |
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| 448 | } else if (Environment.MEDIA_MOUNTED_READ_ONLY.equals(state)) { |
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| 449 | // We can only read the media |
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| 450 | mExternalStorageAvailable = true; |
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| 451 | mExternalStorageWriteable = false; |
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| 452 | Toast.makeText(getApplicationContext(), "We can only read the media", Toast.LENGTH_SHORT).show(); |
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| 453 | |
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| 454 | builder.setMessage("Directorio "+certificatesDir+ " montado de solo lectura. No se pueden almancenar certificados.").setTitle("Error:"); |
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| 455 | |
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| 456 | |
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| 457 | } else { |
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| 458 | // Something else is wrong. It may be one of many other states, but all we need |
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| 459 | // to know is we can neither read nor write |
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| 460 | mExternalStorageAvailable = mExternalStorageWriteable = false; |
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| 461 | Toast.makeText(getApplicationContext(), "we can neither read nor write", Toast.LENGTH_SHORT).show(); |
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| 462 | |
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| 463 | builder.setMessage("Directorio "+certificatesDir+ " no está disponible. No se pueden almancenar certificados.").setTitle("Error:"); |
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| 464 | |
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| 465 | } |
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| 466 | |
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| 467 | |
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| 468 | builder.setNegativeButton("Cancelar", new DialogInterface.OnClickListener() { |
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| 469 | public void onClick(DialogInterface dialog, int id) { |
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| 470 | // User cancelled the dialog |
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| 471 | EncryptionCertificatesActivity.this.finish(); |
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| 472 | } |
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| 473 | }); |
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| 474 | AlertDialog dialog = builder.create(); |
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| 475 | dialog.show(); |
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| 476 | return false; |
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| 477 | } |
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| 478 | |
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| 479 | |
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| 480 | |
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| 481 | |
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| 482 | } // fin de la activity |
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