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Code Issues Projects Releases Wiki Activity

Disallow empty strings to pass through text input dialogs

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This also fixes a crash for certain importers than could occur if the
user entered an empty password.
This commit is contained in:
Alexander Bakker 2022-12-04 19:19:54 +01:00
parent ee15a61403
commit ee6a020f4d
1 changed files with 30 additions and 28 deletions
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58
app/src/main/java/com/beemdevelopment/aegis/ui/dialogs/Dialogs.java
View File

@ -7,7 +7,6 @@ import android.content.Context;
import android.content.DialogInterface;
import android.content.res.ColorStateList;
import android.graphics.Color;
import android.text.Editable;
import android.text.InputType;
import android.text.SpannableStringBuilder;
import android.text.TextWatcher;
@ -18,7 +17,6 @@ import android.view.WindowManager;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.NumberPicker;
@ -34,6 +32,7 @@ import com.beemdevelopment.aegis.Preferences;
import com.beemdevelopment.aegis.R;
import com.beemdevelopment.aegis.helpers.EditTextHelper;
import com.beemdevelopment.aegis.helpers.PasswordStrengthHelper;
import com.beemdevelopment.aegis.helpers.SimpleTextWatcher;
import com.beemdevelopment.aegis.importers.DatabaseImporter;
import com.beemdevelopment.aegis.ui.tasks.KeyDerivationTask;
import com.beemdevelopment.aegis.vault.VaultEntry;
@ -126,7 +125,7 @@ public class Dialogs {
TextInputLayout textPasswordWrapper = view.findViewById(R.id.text_password_wrapper);
CheckBox switchToggleVisibility = view.findViewById(R.id.check_toggle_visibility);
switchToggleVisibility.setOnCheckedChangeListener((CompoundButton.OnCheckedChangeListener) (buttonView, isChecked) -> {
switchToggleVisibility.setOnCheckedChangeListener((buttonView, isChecked) -> {
if (isChecked) {
textPassword.setTransformationMethod(null);
textPasswordConfirm.setTransformationMethod(null);
@ -177,28 +176,17 @@ public class Dialogs {
});
});
TextWatcher watcher = new TextWatcher() {
@Override
public void onTextChanged(CharSequence c, int start, int before, int count) {
boolean equal = EditTextHelper.areEditTextsEqual(textPassword, textPasswordConfirm);
buttonOK.get().setEnabled(equal);
TextWatcher watcher = new SimpleTextWatcher(text -> {
boolean equal = EditTextHelper.areEditTextsEqual(textPassword, textPasswordConfirm);
buttonOK.get().setEnabled(equal);
Strength strength = zxcvbn.measure(textPassword.getText());
barPasswordStrength.setProgress(strength.getScore());
barPasswordStrength.setProgressTintList(ColorStateList.valueOf(Color.parseColor(PasswordStrengthHelper.getColor(strength.getScore()))));
textPasswordStrength.setText((textPassword.getText().length() != 0) ? PasswordStrengthHelper.getString(strength.getScore(), activity) : "");
textPasswordWrapper.setError(strength.getFeedback().getWarning());
strength.wipe();
}
@Override
public void beforeTextChanged(CharSequence c, int start, int count, int after) {
}
@Override
public void afterTextChanged(Editable c) {
}
};
Strength strength = zxcvbn.measure(textPassword.getText());
barPasswordStrength.setProgress(strength.getScore());
barPasswordStrength.setProgressTintList(ColorStateList.valueOf(Color.parseColor(PasswordStrengthHelper.getColor(strength.getScore()))));
textPasswordStrength.setText((textPassword.getText().length() != 0) ? PasswordStrengthHelper.getString(strength.getScore(), activity) : "");
textPasswordWrapper.setError(strength.getFeedback().getWarning());
strength.wipe();
});
textPassword.addTextChangedListener(watcher);
textPasswordConfirm.addTextChangedListener(watcher);
@ -206,8 +194,14 @@ public class Dialogs {
}
private static void showTextInputDialog(Context context, @StringRes int titleId, @StringRes int messageId, @StringRes int hintId, TextInputListener listener, DialogInterface.OnCancelListener cancelListener, boolean isSecret) {
final AtomicReference<Button> buttonOK = new AtomicReference<>();
View view = LayoutInflater.from(context).inflate(R.layout.dialog_text_input, null);
TextInputEditText input = view.findViewById(R.id.text_input);
input.addTextChangedListener(new SimpleTextWatcher(text -> {
if (buttonOK.get() != null) {
buttonOK.get().setEnabled(!text.toString().isEmpty());
}
}));
TextInputLayout inputLayout = view.findViewById(R.id.text_input_layout);
if (isSecret) {
input.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
@ -217,10 +211,7 @@ public class Dialogs {
AlertDialog.Builder builder = new AlertDialog.Builder(context)
.setTitle(titleId)
.setView(view)
.setPositiveButton(android.R.string.ok, (dialog1, which) -> {
char[] text = EditTextHelper.getEditTextChars(input);
listener.onTextInputResult(text);
});
.setPositiveButton(android.R.string.ok, null);
if (cancelListener != null) {
builder.setOnCancelListener(cancelListener);
@ -231,6 +222,17 @@ public class Dialogs {
}
AlertDialog dialog = builder.create();
dialog.setOnShowListener(d -> {
Button button = dialog.getButton(AlertDialog.BUTTON_POSITIVE);
button.setEnabled(false);
buttonOK.set(button);
button.setOnClickListener(v -> {
char[] text = EditTextHelper.getEditTextChars(input);
listener.onTextInputResult(text);
dialog.dismiss();
});
});
dialog.setCanceledOnTouchOutside(true);
dialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
showSecureDialog(dialog);