Merge pull request #1481 from bemusementpark/s1889

[SES-1889] Fix IndexOutOfBounds in MediaPreview
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Andrew 2024-05-29 10:40:45 +09:30 committed by GitHub
commit 34baa9dc89
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@ -21,6 +21,7 @@ import android.annotation.TargetApi;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.database.CursorIndexOutOfBoundsException;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Build;
@ -145,6 +146,7 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
}
};
private MediaItemAdapter adapter;
public static Intent getPreviewIntent(Context context, MediaPreviewArgs args) {
return getPreviewIntent(context, args.getSlide(), args.getMmsRecord(), args.getThread());
@ -217,13 +219,6 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
Permissions.onRequestPermissionsResult(this, requestCode, permissions, grantResults);
}
@TargetApi(VERSION_CODES.JELLY_BEAN)
private void setFullscreenIfPossible() {
if (VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN) {
getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN);
}
}
@Override
public void onModified(Recipient recipient) {
Util.runOnMain(this::updateActionBar);
@ -285,9 +280,6 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
mediaPager = findViewById(R.id.media_pager);
mediaPager.setOffscreenPageLimit(1);
viewPagerListener = new ViewPagerListener();
mediaPager.addOnPageChangeListener(viewPagerListener);
albumRail = findViewById(R.id.media_preview_album_rail);
albumRailAdapter = new MediaRailAdapter(GlideApp.with(this), this, false);
@ -378,7 +370,8 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
if (conversationRecipient != null) {
getSupportLoaderManager().restartLoader(0, null, this);
} else {
mediaPager.setAdapter(new SingleItemPagerAdapter(this, GlideApp.with(this), getWindow(), initialMediaUri, initialMediaType, initialMediaSize));
adapter = new SingleItemPagerAdapter(this, GlideApp.with(this), getWindow(), initialMediaUri, initialMediaType, initialMediaSize);
mediaPager.setAdapter(adapter);
if (initialCaption != null) {
detailsContainer.setVisibility(View.VISIBLE);
@ -506,13 +499,8 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
}
private @Nullable MediaItem getCurrentMediaItem() {
MediaItemAdapter adapter = (MediaItemAdapter)mediaPager.getAdapter();
if (adapter != null) {
return adapter.getMediaItemFor(mediaPager.getCurrentItem());
} else {
return null;
}
if (adapter == null) return null;
return adapter.getMediaItemFor(mediaPager.getCurrentItem());
}
public static boolean isContentTypeSupported(final String contentType) {
@ -526,23 +514,28 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
@Override
public void onLoadFinished(@NonNull Loader<Pair<Cursor, Integer>> loader, @Nullable Pair<Cursor, Integer> data) {
if (data != null) {
CursorPagerAdapter adapter = new CursorPagerAdapter(this, GlideApp.with(this), getWindow(), data.first, data.second, leftIsRecent);
mediaPager.setAdapter(adapter);
adapter.setActive(true);
if (data == null) return;
viewModel.setCursor(this, data.first, leftIsRecent);
mediaPager.removeOnPageChangeListener(viewPagerListener);
if (restartItem >= 0 || data.second >= 0) {
int item = restartItem >= 0 ? restartItem : data.second;
mediaPager.setCurrentItem(item);
adapter = new CursorPagerAdapter(this, GlideApp.with(this), getWindow(), data.first, data.second, leftIsRecent);
mediaPager.setAdapter(adapter);
if (item == 0) {
viewPagerListener.onPageSelected(0);
}
} else {
Log.w(TAG, "one of restartItem "+restartItem+" and data.second "+data.second+" would cause OOB exception");
}
viewModel.setCursor(this, data.first, leftIsRecent);
int item = restartItem >= 0 && restartItem < adapter.getCount() ? restartItem : Math.max(Math.min(data.second, adapter.getCount() - 1), 0);
viewPagerListener = new ViewPagerListener();
mediaPager.addOnPageChangeListener(viewPagerListener);
try {
mediaPager.setCurrentItem(item);
} catch (CursorIndexOutOfBoundsException e) {
throw new RuntimeException("restartItem = " + restartItem + ", data.second = " + data.second + " leftIsRecent = " + leftIsRecent, e);
}
if (item == 0) {
viewPagerListener.onPageSelected(0);
}
}
@ -560,26 +553,26 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
if (currentPage != -1 && currentPage != position) onPageUnselected(currentPage);
currentPage = position;
MediaItemAdapter adapter = (MediaItemAdapter)mediaPager.getAdapter();
if (adapter == null) return;
if (adapter != null) {
MediaItem item = adapter.getMediaItemFor(position);
if (item.recipient != null) item.recipient.addListener(MediaPreviewActivity.this);
viewModel.setActiveAlbumRailItem(MediaPreviewActivity.this, position);
updateActionBar();
}
MediaItem item = adapter.getMediaItemFor(position);
if (item.recipient != null) item.recipient.addListener(MediaPreviewActivity.this);
viewModel.setActiveAlbumRailItem(MediaPreviewActivity.this, position);
updateActionBar();
}
public void onPageUnselected(int position) {
MediaItemAdapter adapter = (MediaItemAdapter)mediaPager.getAdapter();
if (adapter == null) return;
if (adapter != null) {
try {
MediaItem item = adapter.getMediaItemFor(position);
if (item.recipient != null) item.recipient.removeListener(MediaPreviewActivity.this);
adapter.pause(position);
} catch (CursorIndexOutOfBoundsException e) {
throw new RuntimeException("position = " + position + " leftIsRecent = " + leftIsRecent, e);
}
adapter.pause(position);
}
@Override
@ -593,7 +586,7 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
}
}
private static class SingleItemPagerAdapter extends PagerAdapter implements MediaItemAdapter {
private static class SingleItemPagerAdapter extends MediaItemAdapter {
private final GlideRequests glideRequests;
private final Window window;
@ -665,7 +658,7 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
}
}
private static class CursorPagerAdapter extends PagerAdapter implements MediaItemAdapter {
private static class CursorPagerAdapter extends MediaItemAdapter {
private final WeakHashMap<Integer, MediaView> mediaViews = new WeakHashMap<>();
@ -675,7 +668,6 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
private final Cursor cursor;
private final boolean leftIsRecent;
private boolean active;
private int autoPlayPosition;
CursorPagerAdapter(@NonNull Context context, @NonNull GlideRequests glideRequests,
@ -690,15 +682,9 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
this.leftIsRecent = leftIsRecent;
}
public void setActive(boolean active) {
this.active = active;
notifyDataSetChanged();
}
@Override
public int getCount() {
if (!active) return 0;
else return cursor.getCount();
return cursor.getCount();
}
@Override
@ -771,8 +757,8 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
}
private int getCursorPosition(int position) {
if (leftIsRecent) return position;
else return cursor.getCount() - 1 - position;
int unclamped = leftIsRecent ? position : cursor.getCount() - 1 - position;
return Math.max(Math.min(unclamped, cursor.getCount() - 1), 0);
}
}
@ -800,9 +786,9 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity im
}
}
interface MediaItemAdapter {
MediaItem getMediaItemFor(int position);
void pause(int position);
@Nullable View getPlaybackControls(int position);
abstract static class MediaItemAdapter extends PagerAdapter {
abstract MediaItem getMediaItemFor(int position);
abstract void pause(int position);
@Nullable abstract View getPlaybackControls(int position);
}
}