+++ /dev/null
-/*
- * Copyright 2016-2017 Soren Stoutner <soren@stoutner.com>.
- *
- * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
- *
- * Privacy Browser is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Privacy Browser is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Privacy Browser. If not, see <http://www.gnu.org/licenses/>.
- */
-
-package com.stoutner.privacybrowser.dialogs;
-
-import android.annotation.SuppressLint;
-import android.app.AlertDialog;
-import android.app.Dialog;
-import android.content.Context;
-import android.content.DialogInterface;
-import android.net.http.SslCertificate;
-import android.net.http.SslError;
-import android.os.Bundle;
-import android.support.annotation.NonNull;
-// We have to use `AppCompatDialogFragment` instead of `DialogFragment` or an error is produced on API <= 22.
-import android.support.v7.app.AppCompatDialogFragment;
-import android.text.SpannableStringBuilder;
-import android.text.Spanned;
-import android.text.style.ForegroundColorSpan;
-import android.view.LayoutInflater;
-import android.widget.TextView;
-
-import com.stoutner.privacybrowser.R;
-
-import java.text.DateFormat;
-import java.util.Date;
-
-public class SslCertificateError extends AppCompatDialogFragment {
-
- private String primaryError;
- private String urlWithError;
- private String issuedToCName;
- private String issuedToOName;
- private String issuedToUName;
- private String issuedByCName;
- private String issuedByOName;
- private String issuedByUName;
- private String startDate;
- private String endDate;
-
- public static SslCertificateError displayDialog(SslError error) {
- // Get the various components of the SSL error message.
- int primaryErrorIntForBundle = error.getPrimaryError();
- String urlWithErrorForBundle = error.getUrl();
- SslCertificate sslCertificate = error.getCertificate();
- String issuedToCNameForBundle = sslCertificate.getIssuedTo().getCName();
- String issuedToONameForBundle = sslCertificate.getIssuedTo().getOName();
- String issuedToUNameForBundle = sslCertificate.getIssuedTo().getUName();
- String issuedByCNameForBundle = sslCertificate.getIssuedBy().getCName();
- String issuedByONameForBundle = sslCertificate.getIssuedBy().getOName();
- String issuedByUNameForBundle = sslCertificate.getIssuedBy().getUName();
- Date startDateForBundle = sslCertificate.getValidNotBeforeDate();
- Date endDateForBundle = sslCertificate.getValidNotAfterDate();
-
- // Store the SSL error message components in a `Bundle`.
- Bundle argumentsBundle = new Bundle();
- argumentsBundle.putInt("PrimaryErrorInt", primaryErrorIntForBundle);
- argumentsBundle.putString("UrlWithError", urlWithErrorForBundle);
- argumentsBundle.putString("IssuedToCName", issuedToCNameForBundle);
- argumentsBundle.putString("IssuedToOName", issuedToONameForBundle);
- argumentsBundle.putString("IssuedToUName", issuedToUNameForBundle);
- argumentsBundle.putString("IssuedByCName", issuedByCNameForBundle);
- argumentsBundle.putString("IssuedByOName", issuedByONameForBundle);
- argumentsBundle.putString("IssuedByUName", issuedByUNameForBundle);
- argumentsBundle.putString("StartDate", DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.LONG).format(startDateForBundle));
- argumentsBundle.putString("EndDate", DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.LONG).format(endDateForBundle));
-
- // Add `argumentsBundle` to this instance of `SslCertificateError`.
- SslCertificateError thisSslCertificateErrorDialog = new SslCertificateError();
- thisSslCertificateErrorDialog.setArguments(argumentsBundle);
- return thisSslCertificateErrorDialog;
- }
-
- @Override
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
-
- // Save the components of the SSL error message in class variables.
- urlWithError = getArguments().getString("UrlWithError");
- issuedToCName = getArguments().getString("IssuedToCName");
- issuedToOName = getArguments().getString("IssuedToOName");
- issuedToUName = getArguments().getString("IssuedToUName");
- issuedByCName = getArguments().getString("IssuedByCName");
- issuedByOName = getArguments().getString("IssuedByOName");
- issuedByUName = getArguments().getString("IssuedByUName");
- startDate = getArguments().getString("StartDate");
- endDate = getArguments().getString("EndDate");
-
- // Get the appropriate string for `primaryError.
- int primaryErrorInt = getArguments().getInt("PrimaryErrorInt");
- switch (primaryErrorInt) {
- case SslError.SSL_NOTYETVALID:
- primaryError = getString(R.string.future_certificate);
- break;
-
- case SslError.SSL_EXPIRED:
- primaryError = getString(R.string.expired_certificate);
- break;
-
- case SslError.SSL_IDMISMATCH:
- primaryError = getString(R.string.cn_mismatch);
- break;
-
- case SslError.SSL_UNTRUSTED:
- primaryError = getString(R.string.untrusted);
- break;
-
- case SslError.SSL_DATE_INVALID:
- primaryError = getString(R.string.invalid_date);
- break;
-
- case SslError.SSL_INVALID:
- primaryError = getString(R.string.invalid_certificate);
- break;
- }
- }
-
- // The public interface is used to send information back to the parent activity.
- public interface SslCertificateErrorListener {
- void onSslErrorCancel();
-
- void onSslErrorProceed();
- }
-
- // `sslCertificateErrorListener` is used in `onAttach` and `onCreateDialog`.
- private SslCertificateErrorListener sslCertificateErrorListener;
-
- // Check to make sure that the parent activity implements the listener.
- public void onAttach(Context context) {
- super.onAttach(context);
-
- try {
- sslCertificateErrorListener = (SslCertificateErrorListener) context;
- } catch(ClassCastException exception) {
- throw new ClassCastException(context.toString() + " must implement SslCertificateErrorListener");
- }
- }
-
- // `@SuppressLing("InflateParams")` removes the warning about using `null` as the parent view group when inflating the `AlertDialog`.
- @SuppressLint("InflateParams")
- @Override
- @NonNull
- public Dialog onCreateDialog(Bundle savedInstanceState) {
- // Get the activity's layout inflater.
- LayoutInflater layoutInflater = getActivity().getLayoutInflater();
-
- // Use `AlertDialog.Builder` to create the `AlertDialog`. `R.style.LightAlertDialog` formats the color of the button text.
- AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.LightAlertDialog);
- dialogBuilder.setTitle(R.string.ssl_certificate_error);
- // The parent view is `null` because it will be assigned by `AlertDialog`.
- dialogBuilder.setView(layoutInflater.inflate(R.layout.ssl_certificate_error, null));
-
- // Set an `onClick` listener on the negative button. `null` doesn't do anything extra when the button is pressed. The `Dialog` will automatically close.
- dialogBuilder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
- @Override
- public void onClick(DialogInterface dialog, int which) {
- sslCertificateErrorListener.onSslErrorCancel();
- }
- });
-
- // Set an `onClick` listener on the positive button.
- dialogBuilder.setPositiveButton(R.string.proceed, new DialogInterface.OnClickListener() {
- @Override
- public void onClick(DialogInterface dialog, int which) {
- sslCertificateErrorListener.onSslErrorProceed();
- }
- });
-
-
- // Create an `AlertDialog` from the `AlertDialog.Builder`.
- AlertDialog alertDialog = dialogBuilder.create();
-
- // We have to show the `AlertDialog` before we can modify the content.
- alertDialog.show();
-
- // Get handles for the `TextViews`
- TextView primaryErrorTextView = (TextView) alertDialog.findViewById(R.id.primary_error);
- TextView urlTextView = (TextView) alertDialog.findViewById(R.id.url_error_dialog);
- TextView issuedToCNameTextView = (TextView) alertDialog.findViewById(R.id.issued_to_cname_error_dialog);
- TextView issuedToONameTextView = (TextView) alertDialog.findViewById(R.id.issued_to_oname_error_dialog);
- TextView issuedToUNameTextView = (TextView) alertDialog.findViewById(R.id.issued_to_uname_error_dialog);
- TextView issuedByCNameTextView = (TextView) alertDialog.findViewById(R.id.issued_by_cname_error_dialog);
- TextView issuedByONameTextView = (TextView) alertDialog.findViewById(R.id.issued_by_oname_error_dialog);
- TextView issuedByUNameTextView = (TextView) alertDialog.findViewById(R.id.issued_by_uname_error_dialog);
- TextView startDateTextView = (TextView) alertDialog.findViewById(R.id.start_date_error_dialog);
- TextView endDateTextView = (TextView) alertDialog.findViewById(R.id.end_date_error_dialog);
-
- // Setup the common strings.
- String urlLabel = getString(R.string.url_label) + " ";
- String cNameLabel = getString(R.string.common_name) + " ";
- String oNameLabel = getString(R.string.organization) + " ";
- String uNameLabel = getString(R.string.organizational_unit) + " ";
- String startDateLabel = getString(R.string.start_date) + " ";
- String endDateLabel = getString(R.string.end_date) + " ";
-
- // Create a `SpannableStringBuilder` for each `TextView` that needs multiple colors of text.
- SpannableStringBuilder urlStringBuilder = new SpannableStringBuilder(urlLabel + urlWithError);
- SpannableStringBuilder issuedToCNameStringBuilder = new SpannableStringBuilder(cNameLabel + issuedToCName);
- SpannableStringBuilder issuedToONameStringBuilder = new SpannableStringBuilder(oNameLabel + issuedToOName);
- SpannableStringBuilder issuedToUNameStringBuilder = new SpannableStringBuilder(uNameLabel + issuedToUName);
- SpannableStringBuilder issuedByCNameStringBuilder = new SpannableStringBuilder(cNameLabel + issuedByCName);
- SpannableStringBuilder issuedByONameStringBuilder = new SpannableStringBuilder(oNameLabel + issuedByOName);
- SpannableStringBuilder issuedByUNameStringBuilder = new SpannableStringBuilder(uNameLabel + issuedByUName);
- SpannableStringBuilder startDateStringBuilder = new SpannableStringBuilder(startDateLabel + startDate);
- SpannableStringBuilder endDateStringBuilder = new SpannableStringBuilder((endDateLabel + endDate));
-
- // Create a blue `ForegroundColorSpan`. We have to use the deprecated `getColor` until API >= 23.
- @SuppressWarnings("deprecation") ForegroundColorSpan blueColorSpan = new ForegroundColorSpan(getResources().getColor(R.color.blue_700));
-
- // Setup the spans to display the certificate information in blue. `SPAN_INCLUSIVE_INCLUSIVE` allows the span to grow in either direction.
- urlStringBuilder.setSpan(blueColorSpan, urlLabel.length(), urlStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
- issuedToCNameStringBuilder.setSpan(blueColorSpan, cNameLabel.length(), issuedToCNameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
- issuedToONameStringBuilder.setSpan(blueColorSpan, oNameLabel.length(), issuedToONameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
- issuedToUNameStringBuilder.setSpan(blueColorSpan, uNameLabel.length(), issuedToUNameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
- issuedByCNameStringBuilder.setSpan(blueColorSpan, cNameLabel.length(), issuedByCNameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
- issuedByONameStringBuilder.setSpan(blueColorSpan, oNameLabel.length(), issuedByONameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
- issuedByUNameStringBuilder.setSpan(blueColorSpan, uNameLabel.length(), issuedByUNameStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
- startDateStringBuilder.setSpan(blueColorSpan, startDateLabel.length(), startDateStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
- endDateStringBuilder.setSpan(blueColorSpan, endDateLabel.length(), endDateStringBuilder.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
-
-
- // Display the strings.
- primaryErrorTextView.setText(primaryError);
- urlTextView.setText(urlStringBuilder);
- issuedToCNameTextView.setText(issuedToCNameStringBuilder);
- issuedToONameTextView.setText(issuedToONameStringBuilder);
- issuedToUNameTextView.setText(issuedToUNameStringBuilder);
- issuedByCNameTextView.setText(issuedByCNameStringBuilder);
- issuedByONameTextView.setText(issuedByONameStringBuilder);
- issuedByUNameTextView.setText(issuedByUNameStringBuilder);
- startDateTextView.setText(startDateStringBuilder);
- endDateTextView.setText(endDateStringBuilder);
-
- // `onCreateDialog` requires the return of an `AlertDialog`.
- return alertDialog;
- }
-}
projects / PrivacyBrowserAndroid.git / blobdiff