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Cleaned up logic of loading games on the Java side of the App

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This commit is contained in:
Martin Felis
2018-01-22 22:52:16 +01:00
parent 7ebcf9494e
commit a00675c4cc
1 changed files with 75 additions and 98 deletions
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love/src/main/java/org/love2d/android/GameActivity.java
+75 -98
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@@ -15,6 +15,7 @@ import java.net.HttpURLConnection;
import java.net.URL;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.DownloadManager;
import android.app.ProgressDialog;
import android.content.Context;
@@ -82,7 +83,12 @@ public class GameActivity extends SDLActivity {
protected void handleIntent (Intent intent) {
Uri game = intent.getData();
if (game != null) {
// If we have a game via the intent data we we try to figure out how we have to load it. We
// support the following variations:
// * a main.lua file: set gamePath to the directory containing main.lua
// * otherwise: set gamePath to the file
if (game.getScheme().equals ("file")) {
Log.d("GameActivity", "Received intent with path: " + game.getPath());
// If we were given the path of a main.lua then use its
@@ -94,35 +100,51 @@ public class GameActivity extends SDLActivity {
gamePath = game.getPath();
}
} else {
// if archive exists, copy it to the cache
copyGameToCache (game);
return;
}
Log.d("GameActivity", "new gamePath: " + gamePath);
Log.e("GameActivity", "Unsupported scheme: '" + game.getScheme() + "'.");
} else {
boolean archiveExists = false;
AlertDialog.Builder alert_dialog = new AlertDialog.Builder(this);
alert_dialog.setMessage("Could not load LÖVE game '" + game.getPath()
+ "' as it uses unsupported scheme '" + game.getScheme()
+ "'. Please contact the developer.");
alert_dialog.setTitle("LÖVE for Android Error");
alert_dialog.setPositiveButton("Exit",
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog,int id) {
finish();
}
});
alert_dialog.setCancelable(false);
alert_dialog.create().show();
}
} else {
// No game specified via the intent data -> check whether we have a game.love in our assets.
boolean game_love_in_assets = false;
try {
List<String> assets = Arrays.asList(getAssets().list(""));
archiveExists = assets.contains("game.love");
game_love_in_assets = assets.contains("game.love");
} catch (Exception e) {
Log.d("GameActivity", "could not list application assets:" + e.getMessage());
}
if (archiveExists) {
String df = this.getCacheDir().getPath()+"/game.love";
if (mustCacheArchive && copyAssetFile("game.love",df))
gamePath = df;
if (game_love_in_assets) {
// If we have a game.love in our assets folder copy it to the cache folder
// so that we can load it from native LÖVE code
String destination_file = this.getCacheDir().getPath()+"/game.love";
if (mustCacheArchive && copyAssetFile("game.love", destination_file))
gamePath = destination_file;
else
gamePath = "game.love";
} else {
// If no game.love was found fall back to the game in <external storage>/lovegame
File ext = Environment.getExternalStorageDirectory();
if ((new File(ext,"/lovegame/main.lua")).exists()) {
gamePath = ext.getPath() + "/lovegame/";
}
}
Log.d("GameActivity", "new gamePath: " + gamePath);
}
Log.d("GameActivity", "new gamePath: " + gamePath);
}
@Override
@@ -224,104 +246,59 @@ public class GameActivity extends SDLActivity {
context.startActivity(i);
}
boolean copyAssetFile(String fileName, String destF)
/**
* Copies a given file from the assets folder to the destination.
* @return true if successful
*/
boolean copyAssetFile(String fileName, String destinationFileName)
{
boolean success = false;
// open streams
BufferedOutputStream bos = null;
// open source and destination streams
InputStream source_stream = null;
try {
bos = new BufferedOutputStream(new FileOutputStream(destF, false));
source_stream = getAssets().open(fileName);
} catch (IOException e) {
Log.d ("GameActivity", "Could not open destination file:" + e.getMessage());
}
InputStream ins = null;
try {
ins = getAssets().open(fileName);
} catch (IOException e) {
Log.d("GameActivity", "Could not open game file:" + e.getMessage());
Log.d("GameActivity", "Could not open game.love from assets: " + e.getMessage());
}
// copy
int bytes_written = 0;
if (ins != null && bos != null) {
int chunk_read = 0;
try {
byte[] buf = new byte[8192];
chunk_read = ins.read(buf);
do {
bos.write(buf, 0, chunk_read);
bytes_written += chunk_read;
chunk_read = ins.read(buf);
} while(chunk_read != -1);
} catch (IOException e) {
Log.d ("GameActivity", "Copying failed:" + e.getMessage());
}
BufferedOutputStream destination_stream = null;
try {
destination_stream = new BufferedOutputStream(new FileOutputStream(destinationFileName, false));
} catch (IOException e) {
Log.d ("GameActivity", "Could not open destination file: " + e.getMessage());
}
// perform the copying
int chunk_read = 0;
int bytes_written = 0;
assert (source_stream != null && destination_stream != null);
try {
byte[] buf = new byte[1024];
chunk_read = source_stream.read(buf);
do {
destination_stream.write(buf, 0, chunk_read);
bytes_written += chunk_read;
chunk_read = source_stream.read(buf);
} while (chunk_read != -1);
} catch (IOException e) {
Log.d("GameActivity", "Copying failed:" + e.getMessage());
}
// close streams
try {
if (ins != null) ins.close();
if (bos != null) bos.close();
if (source_stream != null) source_stream.close();
if (destination_stream != null) destination_stream.close();
success = true;
} catch (IOException e) {
Log.d ("GameActivity", "Copying failed: " + e.getMessage());
}
Log.d("GameActivity", "Copied " + fileName + " to " + destF
+ ". Wrote:" + bytes_written + " bytes");
Log.d("GameActivity", "Successfully copied " + fileName
+ " to " + destinationFileName
+ " (" + bytes_written + " bytes written).");
return success;
}
void copyGameToCache (Uri sourceuri)
{
String destinationFilename = this.getCacheDir().getPath()+"/downloaded.love";
gamePath = destinationFilename;
BufferedOutputStream bos = null;
try {
bos = new BufferedOutputStream(new FileOutputStream(destinationFilename, false));
} catch (IOException e) {
Log.d ("GameActivity", "Could not open destination file:" + e.getMessage());
}
int chunk_read = 0;
int bytes_written = 0;
BufferedInputStream bis = null;
if (sourceuri.getScheme().equals("content")) {
try {
bis = new BufferedInputStream(getContentResolver().openInputStream(sourceuri));
} catch (IOException e) {
Log.d ("GameActivity", "Could not open game file:" + e.getMessage());
}
} else {
Log.d ("GameActivity", "Unsupported scheme: " + sourceuri.getScheme());
}
if (bis != null) {
// actual copying
try {
byte[] buf = new byte[1024];
chunk_read = bis.read(buf);
do {
bos.write(buf, 0, chunk_read);
bytes_written += chunk_read;
chunk_read = bis.read(buf);
} while(chunk_read != -1);
} catch (IOException e) {
Log.d ("GameActivity", "Copying failed:" + e.getMessage());
}
}
// close streams
try {
if (bis != null) bis.close();
if (bos != null) bos.close();
} catch (IOException e) {
Log.d ("GameActivity", "Copying failed: " + e.getMessage());
}
Log.d("GameActivity", "Copied " + bytes_written + " bytes");
}
}
}