Java tutorial
/* * Copyright (C) 2014 OTA Update Center * * 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 com.otaupdater; import android.app.ActionBar; import android.app.AlertDialog; import android.app.Dialog; import android.app.Fragment; import android.content.DialogInterface; import android.os.Build; import android.os.Bundle; import android.os.Environment; import android.os.Handler; import android.os.Message; import android.os.PowerManager; import android.support.v4.app.NavUtils; import android.view.MenuItem; import android.widget.ArrayAdapter; import android.widget.Toast; import com.otaupdater.utils.BaseDownloadDialogActivity; import com.otaupdater.utils.BaseInfo; import com.otaupdater.utils.Config; import com.otaupdater.utils.KernelInfo; import com.otaupdater.utils.PropUtils; import com.otaupdater.utils.RomInfo; import org.jetbrains.annotations.NotNull; import java.io.DataOutputStream; import java.lang.ref.WeakReference; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.Locale; public class DownloadsActivity extends BaseDownloadDialogActivity implements ActionBar.OnNavigationListener { public static final String FLASH_ROM_ACTION = "com.otaupdater.action.FLASH_ROM_ACTION"; public static final String FLASH_KERNEL_ACTION = "com.otaupdater.action.FLASH_KERNEL_ACTION"; public static final String EXTRA_FLASH_INFO = "flash_info"; public static final String EXTRA_GOTO_TYPE = "goto_type"; public static final int GOTO_TYPE_ROM = 0; public static final int GOTO_TYPE_KERNEL = 1; private final ArrayList<Dialog> dlgs = new ArrayList<Dialog>(); private DownloadListFragment dlFragment = null; private final Handler adsHandler = new AdsHandler(this); private ActionBar bar; private static class AdsHandler extends Handler { private final WeakReference<DownloadsActivity> act; public AdsHandler(DownloadsActivity act) { this.act = new WeakReference<DownloadsActivity>(act); } @Override public void handleMessage(Message msg) { Fragment adFragment = act.get().getFragmentManager().findFragmentById(R.id.ads); if (adFragment != null) act.get().getFragmentManager().beginTransaction().show(adFragment).commit(); } } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); String extState = Environment.getExternalStorageState(); if (!extState.equals(Environment.MEDIA_MOUNTED) && !extState.equals(Environment.MEDIA_MOUNTED_READ_ONLY)) { Toast.makeText(this, extState.equals(Environment.MEDIA_SHARED) ? R.string.toast_nosd_shared : R.string.toast_nosd_error, Toast.LENGTH_LONG).show(); finish(); } setContentView(R.layout.downloads); dlFragment = (DownloadListFragment) getFragmentManager().findFragmentById(R.id.download_list); Fragment adFragment = getFragmentManager().findFragmentById(R.id.ads); if (adFragment != null) getFragmentManager().beginTransaction().hide(adFragment).commit(); bar = getActionBar(); assert bar != null; bar.setDisplayHomeAsUpEnabled(true); bar.setDisplayShowTitleEnabled(false); bar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST); bar.setListNavigationCallbacks(ArrayAdapter.createFromResource(this, R.array.download_types, android.R.layout.simple_spinner_dropdown_item), this); int state = -1; String action = getIntent().getAction(); if (action != null) { if (action.equals(FLASH_ROM_ACTION)) { state = GOTO_TYPE_ROM; showFlashDialog(RomInfo.FACTORY.fromIntent(getIntent())); } else if (action.equals(FLASH_KERNEL_ACTION)) { state = GOTO_TYPE_KERNEL; showFlashDialog(KernelInfo.FACTORY.fromIntent(getIntent())); } else { state = getIntent().getIntExtra(EXTRA_GOTO_TYPE, state); } } if (savedInstanceState != null) { if (state == -1) state = savedInstanceState.getInt("state", dlFragment.getState()); } bar.setSelectedNavigationItem(state); } @Override protected void onSaveInstanceState(@NotNull Bundle outState) { super.onSaveInstanceState(outState); outState.putInt("state", bar.getSelectedNavigationIndex()); } @Override protected void onResume() { super.onResume(); adsHandler.sendMessageDelayed(adsHandler.obtainMessage(), Config.AD_SHOW_DELAY); } @Override protected void onPause() { for (Dialog dlg : dlgs) { if (dlg.isShowing()) dlg.dismiss(); } dlgs.clear(); super.onPause(); } @Override public boolean onNavigationItemSelected(int itemPosition, long itemId) { dlFragment.setState(itemPosition); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: NavUtils.navigateUpFromSameTask(this); return true; } return false; } protected void showFlashDialog(final BaseInfo info) { if (PropUtils.getNoFlash()) { //can't flash programmatically, must flash manually showNoFlashDialog(info.getDownloadFileName()); } String[] installOpts = getResources().getStringArray(R.array.install_options); final boolean[] selectedOpts = new boolean[installOpts.length]; selectedOpts[selectedOpts.length - 1] = true; AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(R.string.alert_install_title); builder.setMultiChoiceItems(installOpts, selectedOpts, new DialogInterface.OnMultiChoiceClickListener() { @Override public void onClick(DialogInterface dialog, int which, boolean isChecked) { selectedOpts[which] = isChecked; } }); builder.setPositiveButton(R.string.install, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); AlertDialog.Builder builder = new AlertDialog.Builder(DownloadsActivity.this); builder.setTitle(R.string.alert_install_title); builder.setMessage(R.string.alert_install_message); builder.setPositiveButton(R.string.install, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { flashFiles(new String[] { info.getRecoveryFilePath() }, selectedOpts[0], selectedOpts[2], selectedOpts[1]); } }); builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); builder.show(); } }); builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); final AlertDialog dlg = builder.create(); dlg.setOnShowListener(new DialogInterface.OnShowListener() { @Override public void onShow(DialogInterface dialog) { onDialogShown(dlg); } }); dlg.setOnDismissListener(new DialogInterface.OnDismissListener() { @Override public void onDismiss(DialogInterface dialog) { onDialogClosed(dlg); } }); dlg.show(); } private void showNoFlashDialog(String file) { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle(R.string.alert_install_title); builder.setMessage(getString(R.string.alert_noinstall_message, file)); builder.setNeutralButton(android.R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); final AlertDialog dlg = builder.create(); dlg.setOnShowListener(new DialogInterface.OnShowListener() { @Override public void onShow(DialogInterface dialog) { onDialogShown(dlg); } }); dlg.setOnDismissListener(new DialogInterface.OnDismissListener() { @Override public void onDismiss(DialogInterface dialog) { onDialogClosed(dlg); } }); dlg.show(); } private void flashFiles(String[] files, boolean backup, boolean wipeCache, boolean wipeData) { try { Process p = Runtime.getRuntime().exec("su"); DataOutputStream os = new DataOutputStream(p.getOutputStream()); os.writeBytes("mkdir -p /cache/recovery/\n"); os.writeBytes("rm -f /cache/recovery/command\n"); os.writeBytes("rm -f /cache/recovery/extendedcommand\n"); os.writeBytes("echo 'boot-recovery' >> /cache/recovery/command\n"); //no official cwm for sony, so use extendedcommand. sony devices cannot use regular command file if (Build.MANUFACTURER.toLowerCase(Locale.US).contains("sony")) { if (backup) { os.writeBytes("echo 'backup_rom /sdcard/clockworkmod/backup/ota_" + new SimpleDateFormat("yyyy-MM-dd_HH.mm", Locale.US).format(new Date()) + "' >> /cache/recovery/extendedcommand\n"); } if (wipeData) { os.writeBytes("echo 'format(\"/data\");' >> /cache/recovery/extendedcommand\n"); } if (wipeCache) { os.writeBytes("echo 'format(\"/cache\");' >> /cache/recovery/extendedcommand\n"); } for (String file : files) { os.writeBytes("echo 'install_zip(\"" + file + "\");' >> /cache/recovery/extendedcommand\n"); } } else { if (backup) { os.writeBytes("echo '--nandroid' >> /cache/recovery/command\n"); } if (wipeData) { os.writeBytes("echo '--wipe_data' >> /cache/recovery/command\n"); } if (wipeCache) { os.writeBytes("echo '--wipe_cache' >> /cache/recovery/command\n"); } for (String file : files) { os.writeBytes("echo '--update_package=" + file + "' >> /cache/recovery/command\n"); } } String rebootCmd = PropUtils.getRebootCmd(); if (!rebootCmd.equals("$$NULL$$")) { os.writeBytes("sync\n"); if (rebootCmd.endsWith(".sh")) { os.writeBytes("sh " + rebootCmd + "\n"); } else { os.writeBytes(rebootCmd + "\n"); } } os.writeBytes("sync\n"); os.writeBytes("exit\n"); os.flush(); p.waitFor(); ((PowerManager) getSystemService(POWER_SERVICE)).reboot("recovery"); } catch (Exception e) { e.printStackTrace(); } } }