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package de.danoeh.antennapod.asynctask;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import android.os.Handler;
import android.util.Log;
import android.widget.ImageView;
import de.danoeh.antennapod.AppConfig;
import de.danoeh.antennapod.PodcastApp;
import de.danoeh.antennapod.miroguide.model.MiroChannel;
import de.danoeh.antennapod.util.BitmapDecoder;
/** Downlods thumbnails from the MiroGuide and stores them in a DiskLruCache */
public class MiroGuideThumbnailDownloader extends BitmapDecodeWorkerTask {
private static final String TAG = "MiroGuideThumbnailDownloader";
private Exception exception;
private MiroChannel miroChannel;
public MiroGuideThumbnailDownloader(Handler handler, ImageView target,
MiroChannel miroChannel, int length) {
super(handler, target, miroChannel.getThumbnailUrl(), length);
this.miroChannel = miroChannel;
}
@Override
protected void onPostExecute() {
if (exception == null) {
super.onPostExecute();
} else {
Log.e(TAG, "Failed to download thumbnail");
}
}
public void run() {
// Download file to cache folder
URL url = null;
try {
url = new URL(fileUrl);
} catch (MalformedURLException e) {
e.printStackTrace();
endBackgroundTask();
}
File destination = new File(PodcastApp.getInstance().getCacheDir(),
Integer.toString(fileUrl.hashCode()));
try {
if (AppConfig.DEBUG)
Log.d(TAG, "Downloading " + fileUrl);
URLConnection connection = url.openConnection();
connection.connect();
byte inputBuffer[] = new byte[1024];
BufferedInputStream input = new BufferedInputStream(
connection.getInputStream());
FileOutputStream output = new FileOutputStream(destination);
int count = 0;
while ((count = input.read(inputBuffer)) != -1) {
output.write(inputBuffer, 0, count);
}
output.close();
if (AppConfig.DEBUG)
Log.d(TAG, "MiroGuide thumbnail downloaded");
// Get a smaller version of the bitmap and store it inside the
// LRU
// Cache
bitmap = BitmapDecoder.decodeBitmap(PREFERRED_LENGTH,
destination.getPath());
if (bitmap != null) {
storeBitmapInCache(bitmap);
}
} catch (IOException e) {
e.printStackTrace();
miroChannel.setThumbnailUrl(null);
endBackgroundTask();
} finally {
if (destination.exists()) {
destination.delete();
}
}
endBackgroundTask();
}
@Override
protected boolean tagsMatching(ImageView target) {
return target.getTag() == miroChannel;
}
}
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