diff options
Diffstat (limited to 'build/android/src/main/java/net.minetest.minetest/MinetestAssetCopy.java')
-rw-r--r-- | build/android/src/main/java/net.minetest.minetest/MinetestAssetCopy.java | 371 |
1 files changed, 0 insertions, 371 deletions
diff --git a/build/android/src/main/java/net.minetest.minetest/MinetestAssetCopy.java b/build/android/src/main/java/net.minetest.minetest/MinetestAssetCopy.java deleted file mode 100644 index 84cfca796..000000000 --- a/build/android/src/main/java/net.minetest.minetest/MinetestAssetCopy.java +++ /dev/null @@ -1,371 +0,0 @@ -package net.minetest.minetest; - -import android.annotation.SuppressLint; -import android.app.Activity; -import android.content.res.AssetFileDescriptor; -import android.os.AsyncTask; -import android.os.Build; -import android.os.Bundle; -import android.os.Environment; -import android.util.Log; -import android.view.Display; -import android.view.View; -import android.widget.ProgressBar; -import android.widget.TextView; - -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; - -public class MinetestAssetCopy extends Activity { - private ProgressBar m_ProgressBar; - private TextView m_Filename; - private copyAssetTask m_AssetCopy; - - @Override - public void onCreate(Bundle savedInstanceState) { - super.onCreate(savedInstanceState); - setContentView(R.layout.assetcopy); - m_ProgressBar = findViewById(R.id.progressBar1); - m_Filename = 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(); - } - } - - @Override - protected void onResume() { - super.onResume(); - makeFullScreen(); - } - - @Override - protected void onDestroy() { - super.onDestroy(); - if (m_AssetCopy != null) { - m_AssetCopy.cancel(true); - } - } - - private void makeFullScreen() { - if (Build.VERSION.SDK_INT >= 19) - this.getWindow().getDecorView().setSystemUiVisibility( - View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY); - } - - @Override - public void onWindowFocusChanged(boolean hasFocus) { - super.onWindowFocusChanged(hasFocus); - if (hasFocus) - makeFullScreen(); - } - - /* 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; - } - - @SuppressLint("StaticFieldLeak") - private class copyAssetTask extends AsyncTask<String, Integer, String> { - 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; - - private long getFullSize(String filename) { - long size = 0; - try { - InputStream src = getAssets().open(filename); - byte[] buf = new byte[4096]; - - int len; - 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<>(); - m_filenames = new Vector<>(); - m_tocopy = new Vector<>(); - m_asset_size_unknown = new Vector<>(); - 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 (File file : todel) { - Log.v("MinetestAssetCopy", "deleting: " + file.getAbsolutePath()); - file.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[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) { - String todisplay = m_tocopy.get(progress[0]); - m_ProgressBar.setProgress(progress[0]); - m_Filename.setText(todisplay); - } else { - String todisplay = m_Foldername; - String full_text = "scanning " + todisplay + " ..."; - m_Filename.setText(full_text); - } - } - - /** - * check all files and folders in filelist - */ - void ProcessFileList() { - String FlashBaseDir = - Environment.getExternalStorageDirectory().getAbsolutePath(); - - for (String current_path : m_filenames) { - 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; - - if (testme.exists()) { - try { - AssetFileDescriptor fd = getAssets().openFd(current_path); - asset_filesize = fd.getLength(); - fd.close(); - } catch (IOException e) { - 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 - */ - 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 - */ - 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(); - } - - boolean isAssetFolder(String path) { - return m_foldernames.contains(path); - } - } -} |