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Add support for Passphrase-Begin in PassphraseDialog

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This commit is contained in:
Vincent Breitmoser
2018-04-13 21:03:07 +02:00
parent a140797da7
commit 079305c375
3 changed files with 39 additions and 12 deletions
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11
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/input/RequiredInputParcel.java
View File

@@ -31,6 +31,14 @@ import org.sufficientlysecure.keychain.util.Passphrase;
public class RequiredInputParcel implements Parcelable {
public boolean hasPassphraseBegin() {
return mInputData != null && mInputData.length == 1 && mInputData[0].length == 2;
}
public String getPassphraseBegin() {
return new String(mInputData[0]);
}
public enum RequiredInputType {
PASSPHRASE, PASSPHRASE_SYMMETRIC, PASSPHRASE_AUTH,
BACKUP_CODE, NUMERIC_9X4,
@@ -180,8 +188,9 @@ public class RequiredInputParcel implements Parcelable {
}
public static RequiredInputParcel createRequiredNumeric9x4(String beginChars) {
byte[][] inputData = beginChars != null ? new byte[][] { beginChars.getBytes() } : null;
return new RequiredInputParcel(RequiredInputType.NUMERIC_9X4,
null, null, null, (long[]) null, null);
inputData, null, null, (long[]) null, null);
}
public static RequiredInputParcel createRequiredPassphrase(

35
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PassphraseDialogActivity.java
View File

@@ -31,6 +31,7 @@ import android.support.v4.app.DialogFragment;
import android.support.v4.app.FragmentActivity;
import android.support.v7.app.AlertDialog;
import android.text.Editable;
import android.text.InputFilter;
import android.text.InputType;
import android.text.TextWatcher;
import android.text.method.PasswordTransformationMethod;
@@ -68,6 +69,7 @@ import org.sufficientlysecure.keychain.service.input.RequiredInputParcel.Require
import org.sufficientlysecure.keychain.ui.dialog.CustomAlertDialogBuilder;
import org.sufficientlysecure.keychain.ui.util.ThemeChanger;
import org.sufficientlysecure.keychain.ui.widget.CacheTTLSpinner;
import org.sufficientlysecure.keychain.ui.widget.PrefixedEditText;
import org.sufficientlysecure.keychain.util.Passphrase;
import org.sufficientlysecure.keychain.util.Preferences;
import timber.log.Timber;
@@ -193,7 +195,7 @@ public class PassphraseDialogActivity extends FragmentActivity {
mBackupCodeEditText[4] = view.findViewById(R.id.backup_code_5);
mBackupCodeEditText[5] = view.findViewById(R.id.backup_code_6);
setupEditTextFocusNext(mBackupCodeEditText);
setupEditTextFocusNext(mBackupCodeEditText, false);
AlertDialog dialog = alert.create();
dialog.setButton(DialogInterface.BUTTON_POSITIVE,
@@ -217,7 +219,20 @@ public class PassphraseDialogActivity extends FragmentActivity {
mBackupCodeEditText[7] = view.findViewById(R.id.transfer_code_block_8);
mBackupCodeEditText[8] = view.findViewById(R.id.transfer_code_block_9);
setupEditTextFocusNext(mBackupCodeEditText);
if (mRequiredInput.hasPassphraseBegin()) {
String beginChars = mRequiredInput.getPassphraseBegin();
int inputLength = 4 - beginChars.length();
setupEditTextFocusNext(mBackupCodeEditText, true);
PrefixedEditText prefixEditText = (PrefixedEditText) mBackupCodeEditText[0];
if (beginChars.matches("\\d\\d")) {
prefixEditText.setPrefix(beginChars);
prefixEditText.setHint("1234".substring(inputLength));
prefixEditText.setFilters(new InputFilter[] { new InputFilter.LengthFilter(inputLength) });
}
} else {
setupEditTextFocusNext(mBackupCodeEditText, false);
}
AlertDialog dialog = alert.create();
dialog.setButton(DialogInterface.BUTTON_POSITIVE,
@@ -401,10 +416,9 @@ public class PassphraseDialogActivity extends FragmentActivity {
textView.requestFocus();
}
private static void setupEditTextFocusNext(final EditText[] backupCodes) {
private static void setupEditTextFocusNext(EditText[] backupCodes, boolean hasPrefix) {
for (int i = 0; i < backupCodes.length - 1; i++) {
final int next = i + 1;
int idx = i;
backupCodes[i].addTextChangedListener(new TextWatcher() {
@Override
@@ -414,10 +428,11 @@ public class PassphraseDialogActivity extends FragmentActivity {
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
boolean inserting = before < count;
boolean cursorAtEnd = (start + count) == 4;
int maxLen = hasPrefix && idx == 0 ? 2 : 4;
boolean cursorAtEnd = (start + count) == maxLen;
if (inserting && cursorAtEnd) {
backupCodes[next].requestFocus();
backupCodes[idx + 1].requestFocus();
}
}
@@ -425,7 +440,6 @@ public class PassphraseDialogActivity extends FragmentActivity {
public void afterTextChanged(Editable s) {
}
});
}
}
@@ -458,8 +472,11 @@ public class PassphraseDialogActivity extends FragmentActivity {
if (mRequiredInput.mType == RequiredInputType.NUMERIC_9X4) {
StringBuilder backupCodeInput = new StringBuilder(36);
if (mRequiredInput.hasPassphraseBegin()) {
backupCodeInput.append(mRequiredInput.getPassphraseBegin());
}
for (EditText editText : mBackupCodeEditText) {
if (editText.getText().length() < 4) {
if (editText.getText().length() != 2 && editText.getText().length() != 4) {
return;
}
backupCodeInput.append(editText.getText());

5
OpenKeychain/src/main/res/layout/transfer_code_input.xml
View File

@@ -13,11 +13,12 @@
android:layout_height="wrap_content"
android:orientation="horizontal">
<EditText
<org.sufficientlysecure.keychain.ui.widget.PrefixedEditText
android:id="@+id/transfer_code_block_1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
tools:text="1234"
tools:prefix="12"
tools:hint="34"
style="@style/TransferCodeText"
/>