Add option to remove manually approved certificates

- "Remove certificates" option brings up a dialog that allows
  to delete certificates from MemorizingTrustManager's keystore
- Reconnect active accounts when certificate-settings are changed
- new preference category "Certificate options"
This commit is contained in:
BrianBlade 2015-04-19 18:08:13 +02:00
parent 570a22206d
commit da367dd752
4 changed files with 124 additions and 5 deletions

View File

@ -1,20 +1,29 @@
package eu.siacs.conversations.ui;
import java.security.KeyStoreException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Locale;
import de.duenndns.ssl.MemorizingTrustManager;
import eu.siacs.conversations.R;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.xmpp.XmppConnection;
import android.app.AlertDialog;
import android.app.Fragment;
import android.app.FragmentManager;
import android.content.DialogInterface;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.os.Build;
import android.os.Bundle;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceManager;
import android.widget.Toast;
public class SettingsActivity extends XmppActivity implements
OnSharedPreferenceChangeListener {
@ -49,6 +58,68 @@ public class SettingsActivity extends XmppActivity implements
resources.setEntryValues(entries.toArray(new CharSequence[entries.size()]));
}
}
final Preference removeCertsPreference = mSettingsFragment.findPreference("remove_trusted_certificates");
removeCertsPreference.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
@Override
public boolean onPreferenceClick(Preference preference) {
final MemorizingTrustManager mtm = xmppConnectionService.getMemorizingTrustManager();
final ArrayList<String> aliases = Collections.list(mtm.getCertificates());
if (aliases.size() == 0) {
displayToast(getString(R.string.toast_no_trusted_certs));
return true;
}
final ArrayList selectedItems = new ArrayList<Integer>();
final AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(SettingsActivity.this);
dialogBuilder.setTitle(getResources().getString(R.string.dialog_manage_certs_title));
dialogBuilder.setMultiChoiceItems(aliases.toArray(new CharSequence[aliases.size()]), null,
new DialogInterface.OnMultiChoiceClickListener() {
@Override
public void onClick(DialogInterface dialog, int indexSelected,
boolean isChecked) {
if (isChecked) {
selectedItems.add(indexSelected);
} else if (selectedItems.contains(indexSelected)) {
selectedItems.remove(Integer.valueOf(indexSelected));
}
if (selectedItems.size() > 0)
((AlertDialog) dialog).getButton(DialogInterface.BUTTON_POSITIVE).setEnabled(true);
else {
((AlertDialog) dialog).getButton(DialogInterface.BUTTON_POSITIVE).setEnabled(false);
}
}
});
dialogBuilder.setPositiveButton(
getResources().getString(R.string.dialog_manage_certs_positivebutton), new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
int count = selectedItems.size();
if (count > 0) {
for (int i = 0; i < count; i++) {
try {
Integer item = Integer.valueOf(selectedItems.get(i).toString());
String alias = aliases.get(item);
mtm.deleteCertificate(alias);
} catch (KeyStoreException e) {
e.printStackTrace();
displayToast("Error: " + e.getLocalizedMessage());
}
}
if (xmppConnectionServiceBound) {
reconnectAccounts();
}
displayToast(getResources().getQuantityString(R.plurals.toast_delete_certificates, count, count));
}
}
});
dialogBuilder.setNegativeButton(getResources().getString(R.string.dialog_manage_certs_negativebutton), null);
AlertDialog removeCertsDialog = dialogBuilder.create();
removeCertsDialog.show();
removeCertsDialog.getButton(AlertDialog.BUTTON_POSITIVE).setEnabled(false);
return true;
}
});
}
@Override
@ -89,6 +160,26 @@ public class SettingsActivity extends XmppActivity implements
}
} else if (name.equals("dont_trust_system_cas")) {
xmppConnectionService.updateMemorizingTrustmanager();
reconnectAccounts();
}
}
private void displayToast(final String msg) {
runOnUiThread(new Runnable() {
@Override
public void run() {
Toast.makeText(SettingsActivity.this, msg, Toast.LENGTH_LONG).show();
}
});
}
private void reconnectAccounts() {
for (Account account : xmppConnectionService.getAccounts()) {
if (!account.isOptionSet(Account.OPTION_DISABLED)) {
xmppConnectionService.reconnectAccountInBackground(account);
}
}
}
}

View File

@ -429,8 +429,19 @@
<string name="received_location">Standort empfangen</string>
<string name="title_undo_swipe_out_conversation">Unterhaltung beendet</string>
<string name="title_undo_swipe_out_muc">Konferenz verlassen</string>
<string name="pref_certificate_options">Zertifikats-Optionen</string>
<string name="pref_dont_trust_system_cas_title">Misstraue Zertifizierungsstellen</string>
<string name="pref_dont_trust_system_cas_summary">Alle Zertifikate müssen manuell bestätigt werden</string>
<string name="pref_remove_trusted_certificates_title">Zertifikate löschen</string>
<string name="pref_remove_trusted_certificates_summary">Als vertrauenswürdig bestätigte Zertifikate löschen</string>
<string name="toast_no_trusted_certs">Keine manuell bestätigten Zertifikate</string>
<string name="dialog_manage_certs_title">Zertifikate löschen</string>
<string name="dialog_manage_certs_positivebutton">Auswahl löschen</string>
<string name="dialog_manage_certs_negativebutton">Abbrechen</string>
<plurals name="toast_delete_certificates">
<item quantity="one">%d Zertifikat gelöscht</item>
<item quantity="other">%d Zertifikate gelöscht</item>
</plurals>
<plurals name="select_contact">
<item quantity="one">%d Kontakt ausgewählt</item>
<item quantity="other">%d Kontakte ausgewählt</item>

View File

@ -457,8 +457,19 @@
<string name="received_location">Received location</string>
<string name="title_undo_swipe_out_conversation">Conversation closed</string>
<string name="title_undo_swipe_out_muc">Left conference</string>
<string name="pref_certificate_options">Certificate options</string>
<string name="pref_dont_trust_system_cas_title">Dont trust system CAs</string>
<string name="pref_dont_trust_system_cas_summary">All certificates must be manually approved</string>
<string name="pref_remove_trusted_certificates_title">Remove certificates</string>
<string name="pref_remove_trusted_certificates_summary">Delete manually approved certificates</string>
<string name="toast_no_trusted_certs">No manually approved certificates</string>
<string name="dialog_manage_certs_title">Remove certificates</string>
<string name="dialog_manage_certs_positivebutton">Delete selection</string>
<string name="dialog_manage_certs_negativebutton">Cancel</string>
<plurals name="toast_delete_certificates">
<item quantity="one">%d certificate deleted</item>
<item quantity="other">%d certificates deleted</item>
</plurals>
<plurals name="select_contact">
<item quantity="one">Select %d contact</item>
<item quantity="other">Select %d contacts</item>

View File

@ -142,6 +142,17 @@
android:title="@string/pref_display_enter_key"
android:summary="@string/pref_display_enter_key_summary" />
</PreferenceCategory>
<PreferenceCategory android:title="@string/pref_certificate_options">
<CheckBoxPreference
android:defaultValue="false"
android:key="dont_trust_system_cas"
android:title="@string/pref_dont_trust_system_cas_title"
android:summary="@string/pref_dont_trust_system_cas_summary" />
<Preference
android:key="remove_trusted_certificates"
android:title="@string/pref_remove_trusted_certificates_title"
android:summary="@string/pref_remove_trusted_certificates_summary" />
</PreferenceCategory>
<PreferenceCategory android:title="@string/pref_expert_options_other" >
<CheckBoxPreference
android:defaultValue="false"
@ -153,11 +164,6 @@
android:key="keep_foreground_service"
android:title="@string/pref_keep_foreground_service"
android:summary="@string/pref_keep_foreground_service_summary" />
<CheckBoxPreference
android:defaultValue="false"
android:key="dont_trust_system_cas"
android:title="@string/pref_dont_trust_system_cas_title"
android:summary="@string/pref_dont_trust_system_cas_summary" />
</PreferenceCategory>
</PreferenceScreen>