Java tutorial
/* * Copyright (C) 2012-2016 Japan Smartphone Security Association * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.jssec.android.privacypolicynopreconfirm; import java.io.IOException; import org.json.JSONException; import org.json.JSONObject; import org.jssec.android.privacypolicynopreconfirm.MainActivity; import org.jssec.android.privacypolicynopreconfirm.R; import org.jssec.android.privacypolicynopreconfirm.ConfirmFragment.DialogListener; import android.os.AsyncTask; import android.os.Bundle; import android.content.Intent; import android.content.SharedPreferences; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; import android.support.v4.app.FragmentActivity; import android.support.v4.app.FragmentManager; import android.telephony.TelephonyManager; import android.text.Editable; import android.text.TextWatcher; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.TextView; import android.widget.Toast; public class MainActivity extends FragmentActivity implements DialogListener { private final String BASE_URL = "https://www.example.com/pp"; private final String GET_ID_URI = BASE_URL + "/get_id.php"; private final String SEND_DATA_URI = BASE_URL + "/send_data.php"; private final String DEL_ID_URI = BASE_URL + "/del_id.php"; private final String ID_KEY = "id"; private final String NICK_NAME_KEY = "nickname"; private final String IMEI_KEY = "imei"; private final String PRIVACY_POLICY_AGREED_KEY = "privacyPolicyAgreed"; private final String PRIVACY_POLICY_PREF_NAME = "privacypolicy_preference"; private String UserId = ""; private final int DIALOG_TYPE_COMPREHENSIVE_AGREEMENT = 1; private final int VERSION_TO_SHOW_COMPREHENSIVE_AGREEMENT_ANEW = 1; private TextWatcher watchHandler = new TextWatcher() { @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) { } @Override public void onTextChanged(CharSequence s, int start, int before, int count) { boolean buttonEnable = (s.length() > 0); MainActivity.this.findViewById(R.id.buttonStart).setEnabled(buttonEnable); } @Override public void afterTextChanged(Editable s) { } }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); // ID???? new GetDataAsyncTask().execute(); findViewById(R.id.buttonStart).setEnabled(false); ((TextView) findViewById(R.id.editTextNickname)).addTextChangedListener(watchHandler); } @Override protected void onStart() { super.onStart(); SharedPreferences pref = getSharedPreferences(PRIVACY_POLICY_PREF_NAME, MODE_PRIVATE); int privacyPolicyAgreed = pref.getInt(PRIVACY_POLICY_AGREED_KEY, -1); if (privacyPolicyAgreed <= VERSION_TO_SHOW_COMPREHENSIVE_AGREEMENT_ANEW) { // ?1 ?()???????????? // ????????????????????????? ConfirmFragment dialog = ConfirmFragment.newInstance(R.string.privacyPolicy, R.string.agreePrivacyPolicy, DIALOG_TYPE_COMPREHENSIVE_AGREEMENT); dialog.setDialogListener(this); FragmentManager fragmentManager = getSupportFragmentManager(); dialog.show(fragmentManager, "dialog"); } } public void onSendToServer(View view) { String nickname = ((TextView) findViewById(R.id.editTextNickname)).getText().toString(); TelephonyManager tm = (TelephonyManager) getSystemService(TELEPHONY_SERVICE); String imei = tm.getDeviceId(); Toast.makeText(MainActivity.this, this.getClass().getSimpleName() + "\n - nickname : " + nickname + ", imei = " + imei, Toast.LENGTH_SHORT).show(); new SendDataAsyncTack().execute(SEND_DATA_URI, UserId, nickname, imei); } public void onPositiveButtonClick(int type) { if (type == DIALOG_TYPE_COMPREHENSIVE_AGREEMENT) { // ?1 ????????????? SharedPreferences.Editor pref = getSharedPreferences(PRIVACY_POLICY_PREF_NAME, MODE_PRIVATE).edit(); pref.putInt(PRIVACY_POLICY_AGREED_KEY, getVersionCode()); pref.apply(); } } public void onNegativeButtonClick(int type) { if (type == DIALOG_TYPE_COMPREHENSIVE_AGREEMENT) { // ?2 ????????????????? // ??? finish(); } } private int getVersionCode() { int versionCode = -1; PackageManager packageManager = this.getPackageManager(); try { PackageInfo packageInfo = packageManager.getPackageInfo(this.getPackageName(), PackageManager.GET_ACTIVITIES); versionCode = packageInfo.versionCode; } catch (NameNotFoundException e) { // ?? } return versionCode; } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.action_show_pp: // ?3 ????????? Intent intent = new Intent(); intent.setClass(this, WebViewAssetsActivity.class); startActivity(intent); return true; case R.id.action_del_id: // ?4 ???????? new SendDataAsyncTack().execute(DEL_ID_URI, UserId); return true; case R.id.action_donot_send_id: // ?5 ???????? // ??????????????????? SharedPreferences.Editor pref = getSharedPreferences(PRIVACY_POLICY_PREF_NAME, MODE_PRIVATE).edit(); pref.putInt(PRIVACY_POLICY_AGREED_KEY, 0); pref.apply(); // ?????????????????? // ?????????????????? String message = getString(R.string.stopSendUserData); Toast.makeText(MainActivity.this, this.getClass().getSimpleName() + " - " + message, Toast.LENGTH_SHORT) .show(); finish(); return true; } return false; } private class GetDataAsyncTask extends AsyncTask<String, Void, String> { private String extMessage = ""; @Override protected String doInBackground(String... params) { // ?6 ??????UUID/cookie? // ????????ID? SharedPreferences sp = getSharedPreferences(PRIVACY_POLICY_PREF_NAME, MODE_PRIVATE); UserId = sp.getString(ID_KEY, null); if (UserId == null) { // SharedPreferences?????????ID?? try { UserId = NetworkUtil.getCookie(GET_ID_URI, "", "id"); } catch (IOException e) { // ????? extMessage = e.toString(); } // ???IDSharedPreferences??? sp.edit().putString(ID_KEY, UserId).commit(); } return UserId; } @Override protected void onPostExecute(final String data) { String status = (data != null) ? "success" : "error"; Toast.makeText(MainActivity.this, this.getClass().getSimpleName() + " - " + status + " : " + extMessage, Toast.LENGTH_SHORT).show(); } } private class SendDataAsyncTack extends AsyncTask<String, Void, Boolean> { private String extMessage = ""; @Override protected Boolean doInBackground(String... params) { String url = params[0]; String id = params[1]; String nickname = params.length > 2 ? params[2] : null; String imei = params.length > 3 ? params[3] : null; Boolean result = false; try { JSONObject jsonData = new JSONObject(); jsonData.put(ID_KEY, id); if (nickname != null) jsonData.put(NICK_NAME_KEY, nickname); if (imei != null) jsonData.put(IMEI_KEY, imei); NetworkUtil.sendJSON(url, "", jsonData.toString()); result = true; } catch (IOException e) { // ????? extMessage = e.toString(); } catch (JSONException e) { extMessage = e.toString(); } return result; } @Override protected void onPostExecute(Boolean result) { String status = result ? "Success" : "Error"; Toast.makeText(MainActivity.this, this.getClass().getSimpleName() + " - " + status + " : " + extMessage, Toast.LENGTH_SHORT).show(); } } }