[8379cd8] | 1 | /* |
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| 2 | Tibisay Movil |
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| 3 | |
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| 4 | Copyright (C) 2013 Antonio Araujo (aaraujo@cenditel.gob.ve), Jose Ruiz |
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| 5 | (jruiz@cenditel.gob.ve), Fundacion Centro Nacional de Desarrollo e |
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| 6 | Investigacion en Tecnologias Libres - CENDITEL. |
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| 7 | |
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| 8 | La Fundación CENDITEL concede permiso para usar, copiar, distribuir y/o |
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| 9 | modificar este programa, reconociendo el derecho que la humanidad posee al |
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| 10 | libre acceso al conocimiento, bajo los términos de la licencia de software |
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| 11 | GPL versión 2.0 de la Free Software Foundation. |
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| 12 | |
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| 13 | Este programa se distribuye con la esperanza de que sea util, pero SIN |
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| 14 | NINGUNA GARANTIA; tampoco las implicitas garantias de MERCANTILIDAD o |
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| 15 | ADECUACION A UN PROPOSITO PARTICULAR. |
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| 16 | |
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| 17 | Para mayor información sobre los términos de la licencia ver el archivo |
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| 18 | llamado "gpl-2.0.txt" en ingles. |
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| 19 | */ |
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| 20 | |
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[288126d] | 21 | package ve.gob.cenditel.tibisaymovil; |
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| 22 | |
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| 23 | import java.io.ByteArrayInputStream; |
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| 24 | import java.io.ByteArrayOutputStream; |
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| 25 | import java.io.File; |
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| 26 | import java.io.FileOutputStream; |
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| 27 | import java.io.IOException; |
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| 28 | import java.io.InputStream; |
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| 29 | import java.io.ObjectOutputStream; |
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| 30 | import java.security.PrivateKey; |
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| 31 | import java.security.cert.X509Certificate; |
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| 32 | import java.util.ArrayList; |
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| 33 | import java.util.List; |
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| 34 | |
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| 35 | import com.sun.jersey.api.client.ClientHandlerException; |
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| 36 | import com.sun.jersey.api.client.UniformInterfaceException; |
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| 37 | |
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| 38 | import android.app.Activity; |
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| 39 | import android.content.Context; |
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| 40 | import android.content.Intent; |
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| 41 | import android.content.res.Resources; |
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| 42 | import android.net.Uri; |
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| 43 | import android.os.Bundle; |
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| 44 | import android.os.Environment; |
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| 45 | import android.text.method.ScrollingMovementMethod; |
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| 46 | import android.util.Log; |
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| 47 | import android.view.View; |
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| 48 | import android.view.Window; |
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| 49 | import android.view.View.OnClickListener; |
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| 50 | import android.widget.Button; |
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| 51 | import android.widget.LinearLayout; |
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| 52 | import android.widget.TextView; |
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| 53 | import android.widget.Toast; |
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| 54 | |
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| 55 | |
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[2ff9cec] | 56 | import com.lowagie.text.exceptions.InvalidPdfException; |
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[288126d] | 57 | // prueba de droidtext |
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| 58 | import com.lowagie.text.pdf.*; |
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| 59 | import com.lowagie.text.*; |
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| 60 | |
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| 61 | public class SignActivity extends Activity implements OnClickListener { |
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| 62 | |
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| 63 | private boolean embedInPdf; |
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| 64 | private String alias; |
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| 65 | private List<Uri> uris; |
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| 66 | private SignView viewHolder; |
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| 67 | private List<Uri> signed; |
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| 68 | private List<Uri> unsigned; |
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| 69 | private ArrayList<Uri> send = new ArrayList<Uri>(); |
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| 70 | private SignTask task; |
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| 71 | |
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| 72 | /** Called when the activity is first created. */ |
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| 73 | @Override |
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| 74 | public void onCreate(Bundle savedInstanceState) { |
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| 75 | //Estilando la barra de titulo |
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| 76 | final boolean customTitleSupported = requestWindowFeature(Window.FEATURE_CUSTOM_TITLE); |
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| 77 | |
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| 78 | super.onCreate(savedInstanceState); |
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| 79 | this.embedInPdf = getIntent().getBooleanExtra(IntentExtraField.EMBED_SIGNATURE_IN_PDF, false); |
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| 80 | this.alias = getIntent().getStringExtra(IntentExtraField.ALIAS); |
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| 81 | this.uris = getIntent().getParcelableArrayListExtra(IntentExtraField.FILES); |
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| 82 | this.viewHolder = new SignView(); |
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| 83 | |
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| 84 | this.task = (SignTask) getLastNonConfigurationInstance(); |
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| 85 | if (this.task != null) { |
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| 86 | this.task.activity = this; |
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| 87 | } else if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())) { |
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| 88 | this.task = (SignTask) new SignTask(this, FsUtils.createOutputDirectory(this), this).execute( |
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| 89 | uris.toArray(new Uri[uris.size()])); |
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| 90 | } else { |
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| 91 | this.viewHolder.noStorageError(); |
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| 92 | } |
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| 93 | |
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| 94 | if (savedInstanceState != null) { |
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| 95 | this.send = savedInstanceState.getParcelableArrayList("send"); |
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| 96 | this.viewHolder.done(); |
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| 97 | } |
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| 98 | //Estilando Barra de titulo |
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| 99 | if(customTitleSupported) |
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| 100 | getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.title_bar); |
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| 101 | } |
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| 102 | |
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| 103 | @Override |
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| 104 | public Object onRetainNonConfigurationInstance() { |
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| 105 | |
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| 106 | return this.task; |
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| 107 | } |
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| 108 | |
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| 109 | @Override |
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| 110 | protected void onDestroy() { |
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| 111 | this.task.cancel(true); |
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| 112 | |
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| 113 | if (this.task != null) { |
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| 114 | this.task.activity = null; |
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| 115 | } |
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| 116 | super.onDestroy(); |
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| 117 | } |
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| 118 | |
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| 119 | @Override |
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| 120 | protected void onSaveInstanceState(Bundle outState) { |
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| 121 | |
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| 122 | super.onSaveInstanceState(outState); |
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| 123 | outState.putParcelableArrayList("send", this.send); |
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| 124 | } |
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| 125 | |
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| 126 | @Override |
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| 127 | public void onBackPressed() { |
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| 128 | Intent back = new Intent(this, TibisayMovilActivity.class); |
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| 129 | startActivity(back); |
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| 130 | finish(); |
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| 131 | } |
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| 132 | |
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| 133 | |
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| 134 | @Override |
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| 135 | public void onClick(View v) { |
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| 136 | |
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| 137 | switch (v.getId()) { |
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| 138 | |
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| 139 | case R.id.button_finish_zone: |
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| 140 | Intent back = new Intent(this, TibisayMovilActivity.class); |
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| 141 | startActivity(back); |
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| 142 | finish(); |
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| 143 | break; |
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| 144 | |
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| 145 | case R.id.button_share_zone: |
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| 146 | Intent intent = IntentUtils.sendMultipleFiles(this.send); |
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| 147 | //In case user has no email application. |
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| 148 | try{ |
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| 149 | startActivity(intent); |
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| 150 | finish(); |
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| 151 | }catch (android.content.ActivityNotFoundException e){ |
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| 152 | Toast.makeText(this, this.getString(R.string.errornoemail), Toast.LENGTH_SHORT).show(); |
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| 153 | } |
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| 154 | } |
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| 155 | } |
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| 156 | |
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| 157 | private static class SignTask extends AsyncErrorTask<Uri, Void, List<Uri>> { |
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| 158 | |
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| 159 | private SignActivity activity; |
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| 160 | private String directory; |
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| 161 | private Context context; |
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| 162 | |
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| 163 | public SignTask(SignActivity activity, String directory, Context context) { |
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| 164 | |
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| 165 | this.activity = activity; |
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| 166 | this.directory = directory; |
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| 167 | this.context = context; |
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| 168 | } |
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| 169 | |
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| 170 | @Override |
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| 171 | protected List<Uri> doInBackground(Uri... uris) { |
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| 172 | |
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| 173 | X509Certificate[] chain; |
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| 174 | X509Certificate certificate; |
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| 175 | PrivateKey key; |
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| 176 | KeyChainStrategy keyChain = KeyChainStrategy.getInstance(); |
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| 177 | |
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| 178 | try { |
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| 179 | chain = keyChain.getCertificateChain(this.activity.alias); |
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| 180 | certificate = chain[0]; |
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| 181 | key = keyChain.getPrivateKey(this.activity.alias); |
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| 182 | } catch (Exception e) { |
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| 183 | this.cancel(true); |
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| 184 | chain=null; |
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| 185 | key=null; |
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| 186 | certificate=null; |
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| 187 | throw new RuntimeException(e); |
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| 188 | } |
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| 189 | |
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| 190 | ArrayList<Uri> signed = new ArrayList<Uri>(uris.length); |
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| 191 | |
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| 192 | //NEW: History. |
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| 193 | ArrayList<String> sourcesPath = new ArrayList<String>(); |
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| 194 | ArrayList<String> destinationsPath = new ArrayList<String>(); |
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| 195 | |
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| 196 | Log.d("SignActivity:SignTask", "antes del for"); |
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| 197 | |
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| 198 | for (Uri uri : uris) { |
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| 199 | Uri signedUri = null; |
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| 200 | |
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| 201 | try { |
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| 202 | String inputFilename = uri.getPath(); |
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| 203 | if (this.activity.embedInPdf && FsUtils.isPDF(inputFilename)) { |
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| 204 | |
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| 205 | |
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| 206 | // ******************************************************************** |
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| 207 | Log.d("SignActivity", "antes de CryptoUtils.signPDF"); |
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| 208 | |
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| 209 | PdfReader reader = new PdfReader(inputFilename); |
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| 210 | |
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| 211 | Log.d("SignActivity", "new PdfReader"); |
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| 212 | |
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| 213 | int n; |
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| 214 | String targetFilename = new File(this.directory, uri.getLastPathSegment()).getPath(); |
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| 215 | if ((n = targetFilename.lastIndexOf(".")) > targetFilename.lastIndexOf("/")) { |
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| 216 | targetFilename = targetFilename.substring(0, n) + "-firma.pdf"; |
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| 217 | } else { |
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| 218 | targetFilename = targetFilename + "-firma.pdf"; |
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| 219 | } |
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| 220 | Log.d("SignActivity", "targetFilename: "+targetFilename); |
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| 221 | |
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| 222 | FileOutputStream fout = new FileOutputStream(targetFilename); |
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| 223 | |
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| 224 | PdfStamper stp = PdfStamper.createSignature(reader, fout, '?'); |
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| 225 | |
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| 226 | Log.d("SignActivity", "PdfStamper.createSignature"); |
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| 227 | |
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| 228 | PdfSignatureAppearance sap = stp.getSignatureAppearance(); |
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| 229 | |
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| 230 | Log.d("SignActivity", "stp.getSignatureAppearance()"); |
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| 231 | |
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| 232 | sap.setCrypto(key, chain, null, PdfSignatureAppearance.WINCER_SIGNED); |
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| 233 | |
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| 234 | Log.d("SignActivity", "sap.setCrypto"); |
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| 235 | |
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| 236 | sap.setReason("Firma PKCS12 Android"); |
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| 237 | |
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| 238 | Log.d("SignActivity", "sap.setReason"); |
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| 239 | |
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| 240 | sap.setLocation("Imaginanet"); |
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| 241 | |
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| 242 | Log.d("SignActivity", "sap.setLocation"); |
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| 243 | |
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| 244 | stp.close(); |
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| 245 | |
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| 246 | Log.d("SignActivity", "stp.close"); |
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| 247 | |
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| 248 | //signedUri = FsUtils.saveToFile(fout, targetFilename); |
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| 249 | File file = new File(targetFilename); |
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| 250 | signedUri = Uri.fromFile(file); |
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| 251 | |
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| 252 | // ******************************************************************** |
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| 253 | /* |
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| 254 | InputStream signedPDF = CryptoUtils.signPDF(new File(inputFilename), chain, key, this.context); |
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| 255 | int n; |
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| 256 | String targetFilename = new File(this.directory, uri.getLastPathSegment()).getPath(); |
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| 257 | if ((n = targetFilename.lastIndexOf(".")) > targetFilename.lastIndexOf("/")) { |
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| 258 | targetFilename = targetFilename.substring(0, n) + "-firma.pdf"; |
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| 259 | } else { |
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| 260 | targetFilename = targetFilename + "-firma.pdf"; |
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| 261 | } |
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| 262 | signedUri = FsUtils.saveToFile(signedPDF, targetFilename); |
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| 263 | */ |
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| 264 | |
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| 265 | //TODO: signedUri for uri |
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| 266 | signed.add(uri); |
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| 267 | |
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| 268 | this.activity.send.add(signedUri); |
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| 269 | } else { |
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| 270 | FsUtils.copyTo(new File(uri.getPath()), this.directory); |
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| 271 | |
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| 272 | |
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| 273 | Log.d("SignActivity", "antes de CryptoUtils.signPKCS7"); |
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| 274 | |
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| 275 | byte[] signature = CryptoUtils.signPKCS7(new File(inputFilename), certificate, key); |
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| 276 | int n; |
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| 277 | String targetFilename = new File(this.directory, uri.getLastPathSegment()).getPath(); |
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| 278 | if ((n = targetFilename.lastIndexOf(".")) > targetFilename.lastIndexOf("/")) { |
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| 279 | targetFilename = targetFilename.substring(0, n) + ".p7b"; |
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| 280 | } else { |
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| 281 | targetFilename = targetFilename + ".p7b"; |
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| 282 | } |
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| 283 | Log.d("SignActivity", "antes de signedUri"); |
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| 284 | signedUri = FsUtils.saveToFile(signature, targetFilename); |
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| 285 | signed.add(uri); |
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| 286 | this.activity.send.add(uri); |
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| 287 | this.activity.send.add(signedUri); |
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| 288 | Log.d("SignActivity", "despues de signedUri"); |
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| 289 | } |
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| 290 | } catch (FileAlreadyExistsException e) { |
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| 291 | final Activity act = ((Activity) this.context); |
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| 292 | Toast.makeText(act, act.getString(R.string.errorServerNotReachable), Toast.LENGTH_SHORT).show(); |
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| 293 | |
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| 294 | //} catch (DocumentWritingException e) { |
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| 295 | |
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| 296 | } catch (ClientHandlerException e){ |
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| 297 | final Activity act = ((Activity) this.context); |
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| 298 | act.runOnUiThread(new Runnable() { |
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| 299 | public void run() { |
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| 300 | Toast.makeText(act, act.getString(R.string.errorServerNotReachable), Toast.LENGTH_SHORT).show(); |
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| 301 | } |
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| 302 | }); |
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| 303 | } catch (UniformInterfaceException e) { |
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| 304 | final Activity act = ((Activity) this.context); |
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| 305 | act.runOnUiThread(new Runnable() { |
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| 306 | public void run() { |
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| 307 | Toast.makeText(act, act.getString(R.string.errorConnection), Toast.LENGTH_SHORT).show(); |
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| 308 | } |
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| 309 | }); |
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[2ff9cec] | 310 | } catch (InvalidPdfException e) { |
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| 311 | //empty |
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| 312 | } catch (Exception e) { |
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| 313 | final Activity act = ((Activity) this.context); |
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| 314 | Toast.makeText(act, "exception", Toast.LENGTH_SHORT).show(); |
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| 315 | FsUtils.checkOutOfSpace(e, true); |
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| 316 | this.cancel(true); |
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| 317 | //throw new RuntimeException(e); |
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| 318 | } |
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[288126d] | 319 | |
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| 320 | |
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| 321 | //HISTORY: |
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| 322 | //Fixed spaces path error with getPath instead of getEncodedPath |
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| 323 | finally{ |
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| 324 | sourcesPath.add(uri.getPath()); |
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| 325 | if (signedUri!=null) |
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| 326 | destinationsPath.add(signedUri.getPath()); |
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| 327 | else |
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| 328 | destinationsPath.add(""); |
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| 329 | |
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| 330 | |
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| 331 | } |
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| 332 | } |
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| 333 | |
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| 334 | |
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| 335 | // DIR Save history.mbs |
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| 336 | String[] pathSplit = this.directory.split("/"); |
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| 337 | String dirName = pathSplit[pathSplit.length-1]; |
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| 338 | File targetHistory = new File(this.directory, dirName); |
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| 339 | |
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| 340 | //File targetHistory = new File(this.directory, "history.mbs"); |
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| 341 | |
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| 342 | String alias = this.activity.alias; |
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| 343 | // this.saveHistoryData(alias, CertificateUtils.getSubject(chain[0]), |
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| 344 | // CertificateUtils.getSerial(chain[0]), |
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| 345 | // CertificateUtils.getIssuer(chain[0]),sourcesPath, destinationsPath, targetHistory); |
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| 346 | //---------- |
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| 347 | |
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| 348 | |
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| 349 | return signed; |
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| 350 | } |
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| 351 | |
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| 352 | |
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| 353 | |
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| 354 | |
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| 355 | |
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| 356 | |
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| 357 | @Override |
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| 358 | protected void onPostExecute(List<Uri> signed) { |
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| 359 | |
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| 360 | if (this.activity != null) { |
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| 361 | if (getError() != null) { |
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| 362 | if (getError().getCause() instanceof OutOfSpaceError) { |
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| 363 | this.activity.viewHolder.outOfSpaceError(); |
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| 364 | } else { |
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| 365 | this.activity.viewHolder.unknownError(); |
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| 366 | } |
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| 367 | return; |
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| 368 | } |
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| 369 | this.activity.signed = signed; |
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| 370 | if (signed.size() < this.activity.uris.size()) { |
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| 371 | this.activity.unsigned = new ArrayList<Uri>(this.activity.uris); |
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| 372 | this.activity.unsigned.removeAll(signed); |
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| 373 | |
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| 374 | } |
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| 375 | this.activity.viewHolder.update(); |
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| 376 | |
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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 | // private void saveHistoryData(String alias, String subject, String serial, String issuer, List<String> files, |
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| 382 | // ArrayList<String> unsigned, File path) { |
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| 383 | // |
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| 384 | // |
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| 385 | // HistoryData data = new HistoryData (alias, subject, serial, issuer, files, unsigned); |
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| 386 | // |
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| 387 | // ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
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| 388 | // try{ |
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| 389 | // ObjectOutputStream oos = new ObjectOutputStream(baos); |
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| 390 | // oos.writeObject(data); |
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| 391 | // oos.flush(); |
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| 392 | // oos.close(); |
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| 393 | // }catch(IOException e){} |
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| 394 | // InputStream is = new ByteArrayInputStream(baos.toByteArray()); |
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| 395 | // |
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| 396 | // try { |
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| 397 | // FsUtils.saveToFile(is, path.getPath()); |
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| 398 | // } catch (Exception e){} |
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| 399 | // |
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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 | } |
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| 405 | |
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| 406 | private class SignView { |
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| 407 | |
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| 408 | public LinearLayout finish; |
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| 409 | public LinearLayout share; |
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| 410 | public TextView summary; |
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| 411 | public TextView summary2; |
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| 412 | public View signing; |
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| 413 | |
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| 414 | public SignView () { |
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| 415 | setContentView(R.layout.sign); |
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| 416 | |
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| 417 | this.finish = (LinearLayout) findViewById(R.id.button_finish_zone); |
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| 418 | this.finish.setOnClickListener(SignActivity.this); |
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| 419 | |
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| 420 | this.share = (LinearLayout) findViewById(R.id.button_share_zone); |
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| 421 | this.share.setOnClickListener(SignActivity.this); |
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| 422 | |
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| 423 | this.summary = (TextView) findViewById(R.id.summary); |
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| 424 | this.summary.setMovementMethod(new ScrollingMovementMethod()); |
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| 425 | this.summary2 = (TextView) findViewById(R.id.summary2); |
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| 426 | this.summary2.setMovementMethod(new ScrollingMovementMethod()); |
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| 427 | |
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| 428 | this.signing = findViewById(R.id.signing); |
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| 429 | } |
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| 430 | |
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| 431 | public void noStorageError() { |
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| 432 | |
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| 433 | this.summary.setText(R.string.no_storage); |
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| 434 | this.signing.setVisibility(View.GONE); |
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| 435 | } |
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| 436 | |
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| 437 | public void outOfSpaceError() { |
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| 438 | |
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| 439 | this.summary.setText(R.string.error_no_space); |
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| 440 | this.signing.setVisibility(View.GONE); |
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| 441 | } |
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| 442 | |
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| 443 | public void unknownError() { |
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| 444 | |
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| 445 | this.summary.setText(R.string.error_unknown); |
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| 446 | this.signing.setVisibility(View.GONE); |
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| 447 | } |
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| 448 | |
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| 449 | public void update() { |
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| 450 | |
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| 451 | StringBuilder builder = new StringBuilder(); |
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| 452 | StringBuilder builder2 = new StringBuilder(); |
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| 453 | Resources res = SignActivity.this.getResources(); |
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| 454 | |
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| 455 | //Fix Error #75235 |
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| 456 | if (SignActivity.this.signed != null && !SignActivity.this.signed.isEmpty()) { |
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| 457 | // builder.append(res.getString(R.string.signedfiles)); |
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| 458 | for (Uri file : SignActivity.this.signed) { |
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| 459 | builder.append("\n - "); |
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| 460 | builder.append(file.getLastPathSegment()); |
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| 461 | } |
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| 462 | // builder.append("\n\n"); |
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| 463 | } |
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| 464 | if (SignActivity.this.unsigned != null && !SignActivity.this.unsigned.isEmpty()) { |
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| 465 | |
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| 466 | builder2.append(res.getString(R.string.unsigned2)); |
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| 467 | for (Uri file : SignActivity.this.unsigned) { |
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| 468 | builder2.append("\n - "); |
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| 469 | builder2.append(file.getLastPathSegment()); |
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| 470 | } |
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| 471 | |
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| 472 | |
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| 473 | } |
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| 474 | |
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| 475 | this.summary.setText(builder); |
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| 476 | this.summary2.setText(builder2); |
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| 477 | done(); |
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| 478 | } |
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| 479 | |
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| 480 | public void done() { |
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| 481 | |
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| 482 | this.signing.setVisibility(View.GONE); |
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| 483 | this.share.setEnabled(true); |
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| 484 | } |
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| 485 | } |
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| 486 | } |
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