NewPipe/app/src/main/java/org/schabi/newpipe/ChannelActivity.java
Christian Schabesberger 01875b389d clean up extractor
2016-09-28 17:13:15 +02:00

268 lines
11 KiB
Java

package org.schabi.newpipe;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.support.design.widget.CollapsingToolbarLayout;
import android.support.design.widget.FloatingActionButton;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.Toolbar;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.Toast;
import com.nostra13.universalimageloader.core.ImageLoader;
import org.schabi.newpipe.detail.VideoItemDetailActivity;
import org.schabi.newpipe.detail.VideoItemDetailFragment;
import org.schabi.newpipe.extractor.NewPipe;
import org.schabi.newpipe.extractor.StreamingService;
import org.schabi.newpipe.extractor.channel.ChannelExtractor;
import org.schabi.newpipe.extractor.channel.ChannelInfo;
import org.schabi.newpipe.extractor.exceptions.ExtractionException;
import org.schabi.newpipe.extractor.exceptions.ParsingException;
import org.schabi.newpipe.info_list.InfoItemBuilder;
import org.schabi.newpipe.info_list.InfoListAdapter;
import org.schabi.newpipe.report.ErrorActivity;
import java.io.IOException;
/**
* Copyright (C) Christian Schabesberger 2016 <chris.schabesberger@mailbox.org>
* ChannelActivity.java is part of NewPipe.
*
* NewPipe is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* NewPipe is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with NewPipe. If not, see <http://www.gnu.org/licenses/>.
*/
public class ChannelActivity extends AppCompatActivity {
private static final String TAG = ChannelActivity.class.toString();
private View rootView = null;
// intent const
public static final String CHANNEL_URL = "channel_url";
public static final String SERVICE_ID = "service_id";
private int serviceId = -1;
private String channelUrl = "";
private int pageNumber = 0;
private boolean hasNextPage = true;
private boolean isLoading = false;
private ImageLoader imageLoader = ImageLoader.getInstance();
private InfoListAdapter infoListAdapter = null;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_channel);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
rootView = findViewById(R.id.rootView);
setSupportActionBar(toolbar);
Intent i = getIntent();
channelUrl = i.getStringExtra(CHANNEL_URL);
serviceId = i.getIntExtra(SERVICE_ID, -1);
infoListAdapter = new InfoListAdapter(this, rootView);
RecyclerView recyclerView = (RecyclerView) findViewById(R.id.channel_streams_view);
final LinearLayoutManager layoutManager = new LinearLayoutManager(this);
recyclerView.setLayoutManager(layoutManager);
recyclerView.setAdapter(infoListAdapter);
infoListAdapter.setOnItemSelectedListener(new InfoItemBuilder.OnItemSelectedListener() {
@Override
public void selected(String url) {
Intent detailIntent = new Intent(ChannelActivity.this, VideoItemDetailActivity.class);
detailIntent.putExtra(VideoItemDetailFragment.VIDEO_URL, url);
detailIntent.putExtra(
VideoItemDetailFragment.STREAMING_SERVICE, serviceId);
startActivity(detailIntent);
}
});
// detect if list has ben scrolled to the bottom
recyclerView.setOnScrollListener(new RecyclerView.OnScrollListener() {
@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
int pastVisiblesItems, visibleItemCount, totalItemCount;
super.onScrolled(recyclerView, dx, dy);
if(dy > 0) //check for scroll down
{
visibleItemCount = layoutManager.getChildCount();
totalItemCount = layoutManager.getItemCount();
pastVisiblesItems = layoutManager.findFirstVisibleItemPosition();
if ( (visibleItemCount + pastVisiblesItems) >= totalItemCount
&& !isLoading
&& hasNextPage)
{
pageNumber++;
requestData(true);
}
}
}
});
requestData(false);
}
private void updateUi(final ChannelInfo info) {
CollapsingToolbarLayout ctl = (CollapsingToolbarLayout) findViewById(R.id.channel_toolbar_layout);
ProgressBar progressBar = (ProgressBar) findViewById(R.id.progressBar);
ImageView channelBanner = (ImageView) findViewById(R.id.channel_banner_image);
FloatingActionButton feedButton = (FloatingActionButton) findViewById(R.id.channel_rss_fab);
ImageView avatarView = (ImageView) findViewById(R.id.channel_avatar_view);
ImageView haloView = (ImageView) findViewById(R.id.channel_avatar_halo);
progressBar.setVisibility(View.GONE);
if(info.channel_name != null && !info.channel_name.isEmpty()) {
ctl.setTitle(info.channel_name);
}
if(info.banner_url != null && !info.banner_url.isEmpty()) {
imageLoader.displayImage(info.banner_url, channelBanner,
new ImageErrorLoadingListener(this, rootView ,info.service_id));
}
if(info.avatar_url != null && !info.avatar_url.isEmpty()) {
avatarView.setVisibility(View.VISIBLE);
haloView.setVisibility(View.VISIBLE);
imageLoader.displayImage(info.avatar_url, avatarView,
new ImageErrorLoadingListener(this, rootView ,info.service_id));
}
if(info.feed_url != null && !info.feed_url.isEmpty()) {
feedButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Log.d(TAG, info.feed_url);
Intent i = new Intent(Intent.ACTION_VIEW, Uri.parse(info.feed_url));
startActivity(i);
}
});
} else {
feedButton.setVisibility(View.GONE);
}
}
private void addVideos(final ChannelInfo info) {
infoListAdapter.addStreamItemList(info.related_streams);
}
private void postNewErrorToast(Handler h, final int stringResource) {
h.post(new Runnable() {
@Override
public void run() {
Toast.makeText(ChannelActivity.this,
stringResource, Toast.LENGTH_LONG).show();
}
});
}
private void requestData(final boolean onlyVideos) {
// start processing
isLoading = true;
Thread channelExtractorThread = new Thread(new Runnable() {
Handler h = new Handler();
@Override
public void run() {
StreamingService service = null;
try {
service = NewPipe.getService(serviceId);
ChannelExtractor extractor = service.getChannelExtractorInstance(
channelUrl, pageNumber);
final ChannelInfo info = ChannelInfo.getInfo(extractor);
h.post(new Runnable() {
@Override
public void run() {
isLoading = false;
if(!onlyVideos) {
updateUi(info);
}
hasNextPage = info.hasNextPage;
addVideos(info);
}
});
// look for non critical errors during extraction
if(info != null &&
!info.errors.isEmpty()) {
Log.e(TAG, "OCCURRED ERRORS DURING EXTRACTION:");
for (Throwable e : info.errors) {
e.printStackTrace();
Log.e(TAG, "------");
}
View rootView = findViewById(android.R.id.content);
ErrorActivity.reportError(h, ChannelActivity.this,
info.errors, null, rootView,
ErrorActivity.ErrorInfo.make(ErrorActivity.REQUESTED_CHANNEL,
service.getServiceInfo().name, channelUrl, 0 /* no message for the user */));
}
} catch(IOException ioe) {
postNewErrorToast(h, R.string.network_error);
ioe.printStackTrace();
} catch(ParsingException pe) {
ErrorActivity.reportError(h, ChannelActivity.this, pe, VideoItemDetailFragment.class, null,
ErrorActivity.ErrorInfo.make(ErrorActivity.REQUESTED_CHANNEL,
service.getServiceInfo().name, channelUrl, R.string.parsing_error));
h.post(new Runnable() {
@Override
public void run() {
ChannelActivity.this.finish();
}
});
pe.printStackTrace();
} catch(ExtractionException ex) {
ErrorActivity.reportError(h, ChannelActivity.this, ex, VideoItemDetailFragment.class, null,
ErrorActivity.ErrorInfo.make(ErrorActivity.REQUESTED_CHANNEL,
service.getServiceInfo().name, channelUrl, R.string.parsing_error));
h.post(new Runnable() {
@Override
public void run() {
ChannelActivity.this.finish();
}
});
ex.printStackTrace();
} catch(Exception e) {
ErrorActivity.reportError(h, ChannelActivity.this, e, VideoItemDetailFragment.class, null,
ErrorActivity.ErrorInfo.make(ErrorActivity.REQUESTED_CHANNEL,
service.getServiceInfo().name, channelUrl, R.string.general_error));
h.post(new Runnable() {
@Override
public void run() {
ChannelActivity.this.finish();
}
});
e.printStackTrace();
}
}
});
channelExtractorThread.start();
}
}