mirror of https://github.com/minetest/minetest.git
457 lines
11 KiB
Java
457 lines
11 KiB
Java
package net.minetest.minetest;
|
|
|
|
import java.io.BufferedReader;
|
|
import java.io.File;
|
|
import java.io.FileOutputStream;
|
|
import java.io.IOException;
|
|
import java.io.InputStream;
|
|
import java.io.InputStreamReader;
|
|
import java.io.OutputStream;
|
|
import java.util.Vector;
|
|
import java.util.Iterator;
|
|
import java.lang.Object;
|
|
|
|
import android.app.Activity;
|
|
import android.content.res.AssetFileDescriptor;
|
|
|
|
import android.os.AsyncTask;
|
|
import android.os.Bundle;
|
|
import android.os.Environment;
|
|
import android.util.Log;
|
|
import android.view.Display;
|
|
import android.widget.ProgressBar;
|
|
import android.widget.TextView;
|
|
import android.graphics.Rect;
|
|
import android.graphics.Paint;
|
|
import android.text.TextPaint;
|
|
|
|
public class MinetestAssetCopy extends Activity
|
|
{
|
|
@Override
|
|
public void onCreate(Bundle savedInstanceState)
|
|
{
|
|
super.onCreate(savedInstanceState);
|
|
|
|
setContentView(R.layout.assetcopy);
|
|
|
|
m_ProgressBar = (ProgressBar) findViewById(R.id.progressBar1);
|
|
m_Filename = (TextView) findViewById(R.id.textView1);
|
|
|
|
Display display = getWindowManager().getDefaultDisplay();
|
|
m_ProgressBar.getLayoutParams().width = (int) (display.getWidth() * 0.8);
|
|
m_ProgressBar.invalidate();
|
|
|
|
/* check if there's already a copy in progress and reuse in case it is*/
|
|
MinetestAssetCopy prevActivity =
|
|
(MinetestAssetCopy) getLastNonConfigurationInstance();
|
|
if(prevActivity!= null) {
|
|
m_AssetCopy = prevActivity.m_AssetCopy;
|
|
}
|
|
else {
|
|
m_AssetCopy = new copyAssetTask();
|
|
m_AssetCopy.execute();
|
|
}
|
|
}
|
|
|
|
/* preserve asset copy background task to prevent restart of copying */
|
|
/* this way of doing it is not recommended for latest android version */
|
|
/* but the recommended way isn't available on android 2.x */
|
|
public Object onRetainNonConfigurationInstance()
|
|
{
|
|
return this;
|
|
}
|
|
|
|
ProgressBar m_ProgressBar;
|
|
TextView m_Filename;
|
|
|
|
copyAssetTask m_AssetCopy;
|
|
|
|
private class copyAssetTask extends AsyncTask<String, Integer, String>
|
|
{
|
|
private long getFullSize(String filename)
|
|
{
|
|
long size = 0;
|
|
try {
|
|
InputStream src = getAssets().open(filename);
|
|
byte[] buf = new byte[4096];
|
|
|
|
int len = 0;
|
|
while ((len = src.read(buf)) > 0)
|
|
{
|
|
size += len;
|
|
}
|
|
}
|
|
catch (IOException e)
|
|
{
|
|
e.printStackTrace();
|
|
}
|
|
return size;
|
|
}
|
|
|
|
@Override
|
|
protected String doInBackground(String... files)
|
|
{
|
|
m_foldernames = new Vector<String>();
|
|
m_filenames = new Vector<String>();
|
|
m_tocopy = new Vector<String>();
|
|
m_asset_size_unknown = new Vector<String>();
|
|
String baseDir =
|
|
Environment.getExternalStorageDirectory().getAbsolutePath()
|
|
+ "/";
|
|
|
|
|
|
// prepare temp folder
|
|
File TempFolder = new File(baseDir + "Minetest/tmp/");
|
|
|
|
if (!TempFolder.exists())
|
|
{
|
|
TempFolder.mkdir();
|
|
}
|
|
else {
|
|
File[] todel = TempFolder.listFiles();
|
|
|
|
for(int i=0; i < todel.length; i++)
|
|
{
|
|
Log.v("MinetestAssetCopy","deleting: " + todel[i].getAbsolutePath());
|
|
todel[i].delete();
|
|
}
|
|
}
|
|
|
|
// add a .nomedia file
|
|
try {
|
|
OutputStream dst = new FileOutputStream(baseDir + "Minetest/.nomedia");
|
|
dst.close();
|
|
} catch (IOException e) {
|
|
Log.e("MinetestAssetCopy","Failed to create .nomedia file");
|
|
e.printStackTrace();
|
|
}
|
|
|
|
|
|
// build lists from prepared data
|
|
BuildFolderList();
|
|
BuildFileList();
|
|
|
|
// scan filelist
|
|
ProcessFileList();
|
|
|
|
// doing work
|
|
m_copy_started = true;
|
|
m_ProgressBar.setMax(m_tocopy.size());
|
|
|
|
for (int i = 0; i < m_tocopy.size(); i++)
|
|
{
|
|
try
|
|
{
|
|
String filename = m_tocopy.get(i);
|
|
publishProgress(i);
|
|
|
|
boolean asset_size_unknown = false;
|
|
long filesize = -1;
|
|
|
|
if (m_asset_size_unknown.contains(filename))
|
|
{
|
|
File testme = new File(baseDir + "/" + filename);
|
|
|
|
if(testme.exists())
|
|
{
|
|
filesize = testme.length();
|
|
}
|
|
asset_size_unknown = true;
|
|
}
|
|
|
|
InputStream src;
|
|
try
|
|
{
|
|
src = getAssets().open(filename);
|
|
} catch (IOException e) {
|
|
Log.e("MinetestAssetCopy","Copying file: " + filename + " FAILED (not in assets)");
|
|
e.printStackTrace();
|
|
continue;
|
|
}
|
|
|
|
// Transfer bytes from in to out
|
|
byte[] buf = new byte[1*1024];
|
|
int len = src.read(buf, 0, 1024);
|
|
|
|
/* following handling is crazy but we need to deal with */
|
|
/* compressed assets.Flash chips limited livetime due to */
|
|
/* write operations, we can't allow large files to destroy */
|
|
/* users flash. */
|
|
if (asset_size_unknown)
|
|
{
|
|
if ( (len > 0) && (len < buf.length) && (len == filesize))
|
|
{
|
|
src.close();
|
|
continue;
|
|
}
|
|
|
|
if (len == buf.length)
|
|
{
|
|
src.close();
|
|
long size = getFullSize(filename);
|
|
if ( size == filesize)
|
|
{
|
|
continue;
|
|
}
|
|
src = getAssets().open(filename);
|
|
len = src.read(buf, 0, 1024);
|
|
}
|
|
}
|
|
if (len > 0)
|
|
{
|
|
int total_filesize = 0;
|
|
OutputStream dst;
|
|
try
|
|
{
|
|
dst = new FileOutputStream(baseDir + "/" + filename);
|
|
} catch (IOException e) {
|
|
Log.e("MinetestAssetCopy","Copying file: " + baseDir +
|
|
"/" + filename + " FAILED (couldn't open output file)");
|
|
e.printStackTrace();
|
|
src.close();
|
|
continue;
|
|
}
|
|
dst.write(buf, 0, len);
|
|
total_filesize += len;
|
|
|
|
while ((len = src.read(buf)) > 0)
|
|
{
|
|
dst.write(buf, 0, len);
|
|
total_filesize += len;
|
|
}
|
|
|
|
dst.close();
|
|
Log.v("MinetestAssetCopy","Copied file: " +
|
|
m_tocopy.get(i) + " (" + total_filesize +
|
|
" bytes)");
|
|
}
|
|
else if (len < 0)
|
|
{
|
|
Log.e("MinetestAssetCopy","Copying file: " +
|
|
m_tocopy.get(i) + " failed, size < 0");
|
|
}
|
|
src.close();
|
|
}
|
|
catch (IOException e)
|
|
{
|
|
Log.e("MinetestAssetCopy","Copying file: " +
|
|
m_tocopy.get(i) + " failed");
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
return "";
|
|
}
|
|
|
|
|
|
/**
|
|
* update progress bar
|
|
*/
|
|
protected void onProgressUpdate(Integer... progress)
|
|
{
|
|
|
|
if (m_copy_started)
|
|
{
|
|
boolean shortened = false;
|
|
String todisplay = m_tocopy.get(progress[0]);
|
|
m_ProgressBar.setProgress(progress[0]);
|
|
|
|
// make sure our text doesn't exceed our layout width
|
|
Rect bounds = new Rect();
|
|
Paint textPaint = m_Filename.getPaint();
|
|
textPaint.getTextBounds(todisplay, 0, todisplay.length(), bounds);
|
|
|
|
while (bounds.width() > getResources().getDisplayMetrics().widthPixels * 0.7) {
|
|
if (todisplay.length() < 2) {
|
|
break;
|
|
}
|
|
todisplay = todisplay.substring(1);
|
|
textPaint.getTextBounds(todisplay, 0, todisplay.length(), bounds);
|
|
shortened = true;
|
|
}
|
|
|
|
if (! shortened) {
|
|
m_Filename.setText(todisplay);
|
|
}
|
|
else {
|
|
m_Filename.setText(".." + todisplay);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
boolean shortened = false;
|
|
String todisplay = m_Foldername;
|
|
String full_text = "scanning " + todisplay + " ...";
|
|
// make sure our text doesn't exceed our layout width
|
|
Rect bounds = new Rect();
|
|
Paint textPaint = m_Filename.getPaint();
|
|
textPaint.getTextBounds(full_text, 0, full_text.length(), bounds);
|
|
|
|
while (bounds.width() > getResources().getDisplayMetrics().widthPixels * 0.7) {
|
|
if (todisplay.length() < 2) {
|
|
break;
|
|
}
|
|
todisplay = todisplay.substring(1);
|
|
full_text = "scanning " + todisplay + " ...";
|
|
textPaint.getTextBounds(full_text, 0, full_text.length(), bounds);
|
|
shortened = true;
|
|
}
|
|
|
|
if (! shortened) {
|
|
m_Filename.setText(full_text);
|
|
}
|
|
else {
|
|
m_Filename.setText("scanning .." + todisplay + " ...");
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* check al files and folders in filelist
|
|
*/
|
|
protected void ProcessFileList()
|
|
{
|
|
String FlashBaseDir =
|
|
Environment.getExternalStorageDirectory().getAbsolutePath();
|
|
|
|
Iterator itr = m_filenames.iterator();
|
|
|
|
while (itr.hasNext())
|
|
{
|
|
String current_path = (String) itr.next();
|
|
String FlashPath = FlashBaseDir + "/" + current_path;
|
|
|
|
if (isAssetFolder(current_path))
|
|
{
|
|
/* store information and update gui */
|
|
m_Foldername = current_path;
|
|
publishProgress(0);
|
|
|
|
/* open file in order to check if it's a folder */
|
|
File current_folder = new File(FlashPath);
|
|
if (!current_folder.exists())
|
|
{
|
|
if (!current_folder.mkdirs())
|
|
{
|
|
Log.e("MinetestAssetCopy","\t failed create folder: " +
|
|
FlashPath);
|
|
}
|
|
else
|
|
{
|
|
Log.v("MinetestAssetCopy","\t created folder: " +
|
|
FlashPath);
|
|
}
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
/* if it's not a folder it's most likely a file */
|
|
boolean refresh = true;
|
|
|
|
File testme = new File(FlashPath);
|
|
|
|
long asset_filesize = -1;
|
|
long stored_filesize = -1;
|
|
|
|
if (testme.exists())
|
|
{
|
|
try
|
|
{
|
|
AssetFileDescriptor fd = getAssets().openFd(current_path);
|
|
asset_filesize = fd.getLength();
|
|
fd.close();
|
|
}
|
|
catch (IOException e)
|
|
{
|
|
refresh = true;
|
|
m_asset_size_unknown.add(current_path);
|
|
Log.e("MinetestAssetCopy","Failed to open asset file \"" +
|
|
FlashPath + "\" for size check");
|
|
}
|
|
|
|
stored_filesize = testme.length();
|
|
|
|
if (asset_filesize == stored_filesize)
|
|
{
|
|
refresh = false;
|
|
}
|
|
|
|
}
|
|
|
|
if (refresh)
|
|
{
|
|
m_tocopy.add(current_path);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* read list of folders prepared on package build
|
|
*/
|
|
protected void BuildFolderList()
|
|
{
|
|
try
|
|
{
|
|
InputStream is = getAssets().open("index.txt");
|
|
BufferedReader reader = new BufferedReader(new InputStreamReader(is));
|
|
|
|
String line = reader.readLine();
|
|
while (line != null)
|
|
{
|
|
m_foldernames.add(line);
|
|
line = reader.readLine();
|
|
}
|
|
is.close();
|
|
} catch (IOException e1)
|
|
{
|
|
Log.e("MinetestAssetCopy","Error on processing index.txt");
|
|
e1.printStackTrace();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* read list of asset files prepared on package build
|
|
*/
|
|
protected void BuildFileList()
|
|
{
|
|
long entrycount = 0;
|
|
try
|
|
{
|
|
InputStream is = getAssets().open("filelist.txt");
|
|
BufferedReader reader = new BufferedReader(new InputStreamReader(is));
|
|
|
|
String line = reader.readLine();
|
|
while (line != null)
|
|
{
|
|
m_filenames.add(line);
|
|
line = reader.readLine();
|
|
entrycount ++;
|
|
}
|
|
is.close();
|
|
}
|
|
catch (IOException e1)
|
|
{
|
|
Log.e("MinetestAssetCopy","Error on processing filelist.txt");
|
|
e1.printStackTrace();
|
|
}
|
|
}
|
|
|
|
protected void onPostExecute (String result)
|
|
{
|
|
finish();
|
|
}
|
|
|
|
protected boolean isAssetFolder(String path)
|
|
{
|
|
return m_foldernames.contains(path);
|
|
}
|
|
|
|
boolean m_copy_started = false;
|
|
String m_Foldername = "media";
|
|
Vector<String> m_foldernames;
|
|
Vector<String> m_filenames;
|
|
Vector<String> m_tocopy;
|
|
Vector<String> m_asset_size_unknown;
|
|
}
|
|
}
|