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131 lines
4.5 KiB
Java
131 lines
4.5 KiB
Java
/*
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* Copyright 2008 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.todoroo.astrid.activity;
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import android.app.Activity;
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import android.app.AlertDialog;
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import android.content.DialogInterface;
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import android.content.SharedPreferences;
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import org.tasks.R;
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import com.todoroo.andlib.service.Autowired;
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import com.todoroo.andlib.service.DependencyInjectionService;
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import com.todoroo.andlib.utility.AndroidUtilities;
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import com.todoroo.andlib.utility.Preferences;
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import com.todoroo.astrid.service.StatisticsConstants;
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import com.todoroo.astrid.service.TaskService;
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/**
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* Displays an EULA ("End User License Agreement") that the user has to accept
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* before using the application. Your application should call
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* {@link Eula#showEula(android.app.Activity)} in the onCreate() method of the
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* first activity. If the user accepts the EULA, it will never be shown again.
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* If the user refuses, {@link android.app.Activity#finish()} is invoked on your
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* activity.
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*/
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public final class Eula {
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public static final String PREFERENCE_EULA_ACCEPTED = "eula.accepted"; //$NON-NLS-1$
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@Autowired TaskService taskService;
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/**
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* Displays the EULA if necessary. This method should be called from the
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* onCreate() method of your main Activity.
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*
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* @param activity
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* The Activity to finish if the user rejects the EULA
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*/
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public static void showEula(final Activity activity) {
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if(!new Eula().shouldShowEula(activity)) {
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return;
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}
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final AlertDialog.Builder builder = new AlertDialog.Builder(activity);
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builder.setTitle(R.string.DLG_eula_title);
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builder.setCancelable(true);
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builder.setPositiveButton(R.string.DLG_accept,
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new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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accept(activity);
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}
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});
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builder.setNegativeButton(R.string.DLG_decline,
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new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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refuse(activity);
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}
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});
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builder.setOnCancelListener(new DialogInterface.OnCancelListener() {
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@Override
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public void onCancel(DialogInterface dialog) {
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refuse(activity);
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}
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});
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builder.setMessage(AndroidUtilities.readFile(activity, R.raw.eula));
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builder.show();
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}
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public static void showEulaBasic(Activity activity) {
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final AlertDialog.Builder builder = new AlertDialog.Builder(activity);
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builder.setTitle(R.string.DLG_eula_title);
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builder.setMessage(AndroidUtilities.readFile(activity, R.raw.eula));
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builder.setNeutralButton(android.R.string.ok, null);
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builder.show();
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}
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private boolean shouldShowEula(Activity activity) {
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if(Preferences.getBoolean(PREFERENCE_EULA_ACCEPTED, false)) {
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return false;
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}
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SharedPreferences p = activity.getSharedPreferences("eula", Activity.MODE_PRIVATE); //$NON-NLS-1$
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if(p.getBoolean(PREFERENCE_EULA_ACCEPTED, false)) {
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return false;
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}
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if(taskService.countTasks() > 0) {
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return false;
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}
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return true;
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}
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private static void accept(Activity activity) {
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if (activity instanceof EulaCallback) {
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((EulaCallback)activity).eulaAccepted();
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}
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Preferences.setBoolean(PREFERENCE_EULA_ACCEPTED, true);
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}
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private static void refuse(Activity activity) {
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if (activity instanceof EulaCallback) {
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((EulaCallback)activity).eulaRefused();
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}
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activity.finish();
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}
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public static interface EulaCallback {
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public void eulaAccepted();
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public void eulaRefused();
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}
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private Eula() {
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// don't construct me
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DependencyInjectionService.getInstance().inject(this);
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}
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}
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