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Improved handling of invalid image file urls

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This commit is contained in:
daniel oeh 2012-07-11 12:10:46 +02:00
parent 2c9a5ff54e
commit e7f7838a9c
2 changed files with 38 additions and 4 deletions
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24
src/de/podfetcher/asynctask/FeedImageLoader.java
View File

@ -1,8 +1,12 @@
package de.podfetcher.asynctask;
import java.io.File;
import de.podfetcher.PodcastApp;
import de.podfetcher.R;
import de.podfetcher.feed.FeedImage;
import de.podfetcher.feed.FeedManager;
import de.podfetcher.storage.DownloadRequester;
import android.annotation.SuppressLint;
import android.app.ActivityManager;
import android.content.Context;
@ -128,7 +132,11 @@ public class FeedImageLoader {
@Override
protected Void doInBackground(FeedImage... params) {
File f = null;
if (params[0].getFile_url() != null) {
f = new File(params[0].getFile_url());
}
if (params[0].getFile_url() != null && f.exists()) {
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
BitmapFactory.decodeFile(params[0].getFile_url(), options);
@ -139,15 +147,29 @@ public class FeedImageLoader {
options.inSampleSize = sampleSize;
decodedBitmap = BitmapFactory.decodeFile(
params[0].getFile_url(), options);
if (decodedBitmap == null) {
Log.i(TAG,
"Bitmap could not be decoded in custom sample size. Trying default sample size (path was "
+ params[0].getFile_url() + ")");
decodedBitmap = BitmapFactory.decodeFile(params[0]
.getFile_url());
}
bitmap = Bitmap.createScaledBitmap(decodedBitmap,
PREFERRED_LENGTH, PREFERRED_LENGTH, false);
addBitmapToCache(params[0].getId(), bitmap);
Log.d(TAG, "Finished loading bitmaps");
} else {
Log.e(TAG, "FeedImage has no file url. Using default image");
Log.e(TAG,
"FeedImage has no valid file url. Using default image");
bitmap = BitmapFactory.decodeResource(target.getResources(),
R.drawable.default_cover);
if (params[0].getFile_url() != null
&& !DownloadRequester.getInstance().isDownloadingFile(
params[0])) {
FeedManager.getInstance().notifyInvalidImageFile(
PodcastApp.getInstance(), params[0]);
}
}
return null;
}

12
src/de/podfetcher/feed/FeedManager.java
View File

@ -215,6 +215,18 @@ public class FeedManager {
}
}
/**
* Notifies the feed manager that the an image file is invalid. It will try
* to redownload it
*/
public void notifyInvalidImageFile(Context context, FeedImage image) {
Log.i(TAG,
"The feedmanager was notified about an invalid image download. It will now try to redownload the image file");
image.setDownloaded(false);
image.setFile_url(null);
requester.downloadImage(context, image);
}
public void refreshFeed(Context context, Feed feed) {
requester.downloadFeed(context, new Feed(feed.getDownload_url(),
new Date()));