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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21 | package ve.gob.cenditel.tibisaymovil; |
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22 | |
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23 | import java.security.cert.X509Certificate; |
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24 | import java.util.ArrayList; |
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25 | import java.util.Collections; |
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26 | import java.util.List; |
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27 | |
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28 | import android.content.Context; |
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29 | import android.os.AsyncTask; |
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30 | import android.view.LayoutInflater; |
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31 | import android.view.View; |
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32 | import android.view.ViewGroup; |
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33 | import android.widget.BaseAdapter; |
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34 | import android.widget.CheckBox; |
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35 | import android.widget.ListView; |
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36 | import android.widget.TextView; |
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37 | |
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38 | |
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39 | |
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40 | public class DirectCertificateAdapter extends BaseAdapter { |
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41 | |
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42 | private final List<String> aliases; |
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43 | private final List<String> subjects = new ArrayList<String>(); |
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44 | private DirectKeyChain keyChain; |
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45 | private Context context; |
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46 | |
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47 | public DirectCertificateAdapter(DirectKeyChain keyChain, Context context) |
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48 | throws KeystoreException { |
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49 | this.context=context; |
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50 | this.aliases = Collections.list(keyChain.getAliases()); |
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51 | this.subjects.addAll(Collections.nCopies(this.aliases.size(), (String) null)); |
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52 | this.keyChain = keyChain; |
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53 | } |
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54 | |
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55 | @Override public int getCount() { |
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56 | |
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57 | return this.aliases.size(); |
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58 | } |
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59 | |
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60 | @Override public String getItem(int adapterPosition) { |
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61 | |
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62 | return this.aliases.get(adapterPosition); |
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63 | } |
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64 | |
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65 | @Override public long getItemId(int adapterPosition) { |
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66 | |
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67 | return adapterPosition; |
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68 | } |
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69 | |
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70 | @Override public View getView(final int position, View convertView, ViewGroup parent) { |
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71 | |
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72 | if (convertView == null) { |
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73 | LayoutInflater inflater = LayoutInflater.from(this.context); |
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74 | convertView = inflater.inflate(R.layout.cert_item, parent, false); |
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75 | } |
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76 | |
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77 | TextView aliasTextView = (TextView) convertView.findViewById(R.id.cert_item_alias); |
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78 | TextView subjectTextView = (TextView) convertView.findViewById(R.id.cert_item_subject); |
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79 | CheckBox checkBox = (CheckBox) convertView.findViewById(R.id.cert_item_selected); |
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80 | |
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81 | String alias = this.aliases.get(position); |
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82 | convertView.setTag(alias); |
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83 | aliasTextView.setText(alias); |
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84 | |
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85 | String subject = this.subjects.get(position); |
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86 | if (subject == null) { |
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87 | new CertLoader(position, subjectTextView, this.keyChain).execute(); |
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88 | } else { |
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89 | subjectTextView.setText(subject); |
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90 | } |
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91 | |
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92 | |
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93 | |
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94 | ListView lv = (ListView)parent; |
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95 | /* |
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96 | //Old monochoice code. |
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97 | int listViewCheckedItemPosition = lv.getCheckedItemPosition(); |
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98 | int adapterCheckedItemPosition = listViewCheckedItemPosition; |
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99 | checkBox.setChecked(position == adapterCheckedItemPosition); |
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100 | */ |
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101 | checkBox.setChecked(lv.getCheckedItemPositions().get(position)); |
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102 | |
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103 | return convertView; |
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104 | } |
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105 | |
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106 | private class CertLoader extends AsyncTask<Void, Void, String> { |
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107 | |
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108 | private final int adapterPosition; |
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109 | private final TextView subjectView; |
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110 | private DirectKeyChain keyChain; |
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111 | |
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112 | private CertLoader(int adapterPosition, TextView subjectView, DirectKeyChain keyChain) { |
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113 | |
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114 | this.adapterPosition = adapterPosition; |
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115 | this.subjectView = subjectView; |
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116 | this.keyChain = keyChain; |
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117 | } |
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118 | |
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119 | @Override protected String doInBackground(Void... params) { |
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120 | |
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121 | String alias = DirectCertificateAdapter.this.aliases.get(this.adapterPosition); |
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122 | X509Certificate cert; |
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123 | try { |
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124 | cert = this.keyChain.getCertificateChain(alias)[0]; |
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125 | // bouncycastle can handle the emailAddress OID of 1.2.840.113549.1.9.1 |
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126 | return cert.getSubjectDN().getName(); |
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127 | } catch (KeystoreException e) { |
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128 | return ""; |
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129 | } |
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130 | } |
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131 | |
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132 | @Override protected void onPostExecute(String subjectString) { |
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133 | |
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134 | DirectCertificateAdapter.this.subjects.set(this.adapterPosition, subjectString); |
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135 | this.subjectView.setText(subjectString); |
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136 | } |
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137 | } |
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138 | } |
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