1 files changed, 174 insertions, 0 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/base/fragments/MainActivityErrorDialog.java b/app/src/main/java/se/leap/bitmaskclient/base/fragments/MainActivityErrorDialog.java
new file mode 100644
index 00000000..4b307f23
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/base/fragments/MainActivityErrorDialog.java
@@ -0,0 +1,174 @@
+/**
+ * Copyright (c) 2018 LEAP Encryption Access Project and contributers
+ *
+ * This program 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.
+ *
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package se.leap.bitmaskclient.base.fragments;
+
+import android.app.Dialog;
+import android.content.Context;
+import android.os.Bundle;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.DialogFragment;
+import androidx.appcompat.app.AlertDialog;
+
+import org.json.JSONObject;
+
+import se.leap.bitmaskclient.R;
+import se.leap.bitmaskclient.eip.EIP;
+import se.leap.bitmaskclient.eip.EipCommand;
+import se.leap.bitmaskclient.base.models.Provider;
+import se.leap.bitmaskclient.providersetup.ProviderAPICommand;
+
+import static se.leap.bitmaskclient.providersetup.ProviderAPI.UPDATE_INVALID_VPN_CERTIFICATE;
+import static se.leap.bitmaskclient.R.string.warning_option_try_ovpn;
+import static se.leap.bitmaskclient.R.string.warning_option_try_pt;
+import static se.leap.bitmaskclient.eip.EIP.EIPErrors.UNKNOWN;
+import static se.leap.bitmaskclient.eip.EIP.EIPErrors.valueOf;
+import static se.leap.bitmaskclient.eip.EIP.ERRORS;
+import static se.leap.bitmaskclient.eip.EIP.ERRORID;
+import static se.leap.bitmaskclient.base.utils.PreferenceHelper.getUsePluggableTransports;
+import static se.leap.bitmaskclient.base.utils.PreferenceHelper.usePluggableTransports;
+
+/**
+ * Implements an error dialog for the main activity.
+ *
+ * @author fupduck
+ * @author cyberta
+ */
+public class MainActivityErrorDialog extends DialogFragment {
+
+    final public static String TAG = "downloaded_failed_dialog";
+    final private static String KEY_REASON_TO_FAIL = "key reason to fail";
+    final private static String KEY_PROVIDER = "key provider";
+    private String reasonToFail;
+    private EIP.EIPErrors downloadError = UNKNOWN;
+
+    private Provider provider;
+
+    /**
+     * @return a new instance of this DialogFragment.
+     */
+    public static DialogFragment newInstance(Provider provider, String reasonToFail) {
+        return newInstance(provider, reasonToFail, UNKNOWN);
+    }
+
+    /**
+     * @return a new instance of this DialogFragment.
+     */
+    public static DialogFragment newInstance(Provider provider, String reasonToFail, EIP.EIPErrors error) {
+        MainActivityErrorDialog dialogFragment = new MainActivityErrorDialog();
+        dialogFragment.reasonToFail = reasonToFail;
+        dialogFragment.provider = provider;
+        dialogFragment.downloadError = error;
+        return dialogFragment;
+    }
+
+    /**
+     * @return a new instance of this DialogFragment.
+     */
+    public static DialogFragment newInstance(Provider provider, JSONObject errorJson) {
+        MainActivityErrorDialog dialogFragment = new MainActivityErrorDialog();
+        dialogFragment.provider = provider;
+        try {
+            if (errorJson.has(ERRORS)) {
+                dialogFragment.reasonToFail = errorJson.getString(ERRORS);
+            } else {
+                //default error msg
+                dialogFragment.reasonToFail = dialogFragment.getString(R.string.error_io_exception_user_message);
+            }
+
+            if (errorJson.has(ERRORID)) {
+                dialogFragment.downloadError = valueOf(errorJson.getString(ERRORID));
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            dialogFragment.reasonToFail = dialogFragment.getString(R.string.error_io_exception_user_message);
+        }
+        return dialogFragment;
+    }
+
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        restoreFromSavedInstance(savedInstanceState);
+    }
+
+    @Override
+    @NonNull
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+        Context applicationContext = getContext().getApplicationContext();
+        builder.setMessage(reasonToFail)
+                .setNegativeButton(R.string.cancel, (dialog, id) -> {
+                });
+        switch (downloadError) {
+            case ERROR_INVALID_VPN_CERTIFICATE:
+                builder.setPositiveButton(R.string.update_certificate, (dialog, which) ->
+                        ProviderAPICommand.execute(getContext(), UPDATE_INVALID_VPN_CERTIFICATE, provider));
+                break;
+            case NO_MORE_GATEWAYS:
+                if (provider.supportsPluggableTransports()) {
+                    if (getUsePluggableTransports(applicationContext)) {
+                        builder.setPositiveButton(warning_option_try_ovpn, ((dialog, which) -> {
+                            usePluggableTransports(applicationContext, false);
+                            EipCommand.startVPN(applicationContext, false);
+                        }));
+                    } else {
+                        builder.setPositiveButton(warning_option_try_pt, ((dialog, which) -> {
+                            usePluggableTransports(applicationContext, true);
+                            EipCommand.startVPN(applicationContext, false);
+                        }));
+                    }
+                } else {
+                    builder.setPositiveButton(R.string.retry, (dialog, which) -> {
+                        EipCommand.startVPN(applicationContext, false);
+                    });
+                }
+                break;
+            case ERROR_VPN_PREPARE:
+                builder.setPositiveButton(R.string.retry, (dialog, which) -> {
+                    EipCommand.startVPN(applicationContext, false);
+                });
+                break;
+            default:
+                break;
+        }
+
+        // Create the AlertDialog object and return it
+        return builder.create();
+    }
+
+
+    @Override
+    public void onSaveInstanceState(Bundle outState) {
+        super.onSaveInstanceState(outState);
+        outState.putString(KEY_REASON_TO_FAIL, reasonToFail);
+        outState.putParcelable(KEY_PROVIDER, provider);
+    }
+
+    private void restoreFromSavedInstance(Bundle savedInstanceState) {
+        if (savedInstanceState == null) {
+            return;
+        }
+        if (savedInstanceState.containsKey(KEY_PROVIDER)) {
+            this.provider = savedInstanceState.getParcelable(KEY_PROVIDER);
+        }
+        if (savedInstanceState.containsKey(KEY_REASON_TO_FAIL)) {
+            this.reasonToFail = savedInstanceState.getString(KEY_REASON_TO_FAIL);
+        }
+    }
+
+}