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Fix loading of images in contributions list (#2932)

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Vivek Maskara 2019-04-28 13:34:07 +05:30 • committed by Ashish Kumar
parent ee3f4d4d30
commit c004e47c0b
2 changed files with 18 additions and 1 deletions
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18
app/src/main/java/fr/free/nrw/commons/contributions/ContributionViewHolder.java
View file

@ -6,9 +6,14 @@ import android.widget.LinearLayout;
import android.widget.ProgressBar;
import android.widget.TextView;
import androidx.collection.LruCache;
import com.facebook.drawee.view.SimpleDraweeView;
import org.apache.commons.lang3.StringUtils;
import javax.inject.Inject;
import javax.inject.Named;
import butterknife.BindView;
import butterknife.ButterKnife;
@ -18,6 +23,7 @@ import fr.free.nrw.commons.R;
import fr.free.nrw.commons.ViewHolder;
import fr.free.nrw.commons.contributions.model.DisplayableContribution;
import fr.free.nrw.commons.di.ApplicationlessInjection;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.CompositeDisposable;
import io.reactivex.disposables.Disposable;
import io.reactivex.schedulers.Schedulers;
@ -35,6 +41,10 @@ public class ContributionViewHolder implements ViewHolder<DisplayableContributio
@Inject
MediaDataExtractor mediaDataExtractor;
@Inject
@Named("thumbnail-cache")
LruCache<String, String> thumbnailCache;
private DisplayableContribution contribution;
private CompositeDisposable compositeDisposable = new CompositeDisposable();
@ -89,15 +99,21 @@ public class ContributionViewHolder implements ViewHolder<DisplayableContributio
/**
* This method fetches the thumbnail url from file name
* If the thumbnail url is present in cache, then it is used otherwise API call is made to fetch the thumbnail
* This can be removed once #2904 is in place and contribution contains all metadata beforehand
* @param contribution
*/
private void fetchAndDisplayThumbnail(DisplayableContribution contribution) {
if (!StringUtils.isBlank(thumbnailCache.get(contribution.getFilename()))) {
imageView.setImageURI(thumbnailCache.get(contribution.getFilename()));
return;
}
Timber.d("Fetching thumbnail for %s", contribution.getFilename());
Disposable disposable = mediaDataExtractor.getMediaFromFileName(contribution.getFilename())
.subscribeOn(Schedulers.io())
.observeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(media -> {
thumbnailCache.put(contribution.getFilename(), media.getThumbUrl());
imageView.setImageURI(media.getThumbUrl());
});
compositeDisposable.add(disposable);

1
app/src/main/java/fr/free/nrw/commons/di/CommonsApplicationModule.java
View file

@ -150,6 +150,7 @@ public class CommonsApplicationModule {
@Provides
@Singleton
@Named("thumbnail-cache")
public LruCache<String, String> provideLruCache() {
return new LruCache<>(1024);
}