Fix first playlist page

This commit is contained in:
wb9688 2020-02-23 13:48:54 +01:00 committed by TobiGr
parent 4e57e589ce
commit 316fe0109d
2 changed files with 28 additions and 111 deletions

View File

@ -13,15 +13,12 @@ import org.schabi.newpipe.extractor.downloader.Downloader;
import org.schabi.newpipe.extractor.downloader.Response;
import org.schabi.newpipe.extractor.exceptions.ExtractionException;
import org.schabi.newpipe.extractor.exceptions.ParsingException;
import org.schabi.newpipe.extractor.linkhandler.LinkHandlerFactory;
import org.schabi.newpipe.extractor.linkhandler.ListLinkHandler;
import org.schabi.newpipe.extractor.localization.TimeAgoParser;
import org.schabi.newpipe.extractor.playlist.PlaylistExtractor;
import org.schabi.newpipe.extractor.services.youtube.linkHandler.YoutubeParsingHelper;
import org.schabi.newpipe.extractor.stream.StreamInfoItem;
import org.schabi.newpipe.extractor.stream.StreamInfoItemsCollector;
import org.schabi.newpipe.extractor.stream.StreamType;
import org.schabi.newpipe.extractor.utils.Parser;
import org.schabi.newpipe.extractor.utils.Utils;
import java.io.IOException;
@ -233,112 +230,23 @@ public class YoutubePlaylistExtractor extends PlaylistExtractor {
private void collectStreamsFrom(@Nonnull StreamInfoItemsCollector collector, @Nullable Element element) {
collector.reset();
if (element == null) {
return;
}
final LinkHandlerFactory streamLinkHandlerFactory = getService().getStreamLHFactory();
final TimeAgoParser timeAgoParser = getTimeAgoParser();
for (final Element li : element.children()) {
if (isDeletedItem(li)) {
continue;
}
collector.commit(new YoutubeStreamInfoItemExtractor(li, timeAgoParser) {
public Element uploaderLink;
JsonArray videos = initialData.getObject("contents").getObject("twoColumnBrowseResultsRenderer")
.getArray("tabs").getObject(0).getObject("tabRenderer").getObject("content")
.getObject("sectionListRenderer").getArray("contents").getObject(0)
.getObject("itemSectionRenderer").getArray("contents").getObject(0)
.getObject("playlistVideoListRenderer").getArray("contents");
for (Object video : videos) {
if (((JsonObject) video).getObject("playlistVideoRenderer") != null) {
collector.commit(new YoutubeStreamInfoItemExtractor(((JsonObject) video).getObject("playlistVideoRenderer"), timeAgoParser) {
@Override
public boolean isAd() {
return false;
}
@Override
public String getUrl() throws ParsingException {
try {
return streamLinkHandlerFactory.fromId(li.attr("data-video-id")).getUrl();
} catch (Exception e) {
throw new ParsingException("Could not get web page url for the video", e);
}
}
@Override
public String getName() throws ParsingException {
try {
return li.attr("data-title");
} catch (Exception e) {
throw new ParsingException("Could not get title", e);
}
}
@Override
public long getDuration() throws ParsingException {
try {
if (getStreamType() == StreamType.LIVE_STREAM) return -1;
Element first = li.select("div[class=\"timestamp\"] span").first();
if (first == null) {
// Video unavailable (private, deleted, etc.), this is a thing that happens specifically with playlists,
// because in other cases, those videos don't even show up
public long getViewCount() {
return -1;
}
return YoutubeParsingHelper.parseDurationString(first.text());
} catch (Exception e) {
throw new ParsingException("Could not get duration" + getUrl(), e);
}
}
private Element getUploaderLink() {
// should always be present since we filter deleted items
if (uploaderLink == null) {
uploaderLink = li.select("div[class=pl-video-owner] a").first();
}
return uploaderLink;
}
@Override
public String getUploaderName() throws ParsingException {
return getUploaderLink().text();
}
@Override
public String getUploaderUrl() throws ParsingException {
// this url is not always in the form "/channel/..."
// sometimes Youtube provides urls in the from "/user/..."
return getUploaderLink().attr("abs:href");
}
@Override
public String getTextualUploadDate() {
return "";
}
@Override
public long getViewCount() throws ParsingException {
return -1;
}
@Override
public String getThumbnailUrl() throws ParsingException {
try {
return "https://i.ytimg.com/vi/" + streamLinkHandlerFactory.fromUrl(getUrl()).getId() + "/hqdefault.jpg";
} catch (Exception e) {
throw new ParsingException("Could not get thumbnail url", e);
}
}
});
}
}
/**
* Check if the playlist item is deleted
*
* @param li the list item
* @return true if the item is deleted
*/
private boolean isDeletedItem(Element li) {
return li.select("div[class=pl-video-owner] a").isEmpty();
}
}

View File

@ -1,7 +1,7 @@
package org.schabi.newpipe.extractor.services.youtube.extractors;
import com.grack.nanojson.JsonObject;
import org.jsoup.nodes.Element;
import org.schabi.newpipe.extractor.exceptions.ParsingException;
import org.schabi.newpipe.extractor.localization.DateWrapper;
import org.schabi.newpipe.extractor.localization.TimeAgoParser;
@ -37,10 +37,6 @@ public class YoutubeStreamInfoItemExtractor implements StreamInfoItemExtractor {
private JsonObject videoInfo;
private final TimeAgoParser timeAgoParser;
public YoutubeStreamInfoItemExtractor(Element a, @Nullable TimeAgoParser timeAgoParser) {
this.timeAgoParser = timeAgoParser;
}
/**
* Creates an extractor of StreamInfoItems from a YouTube page.
*
@ -115,6 +111,12 @@ public class YoutubeStreamInfoItemExtractor implements StreamInfoItemExtractor {
.getObject(0).getString("text");
} catch (Exception ignored) {}
}
if (name == null) {
try {
name = videoInfo.getObject("shortBylineText").getArray("runs")
.getObject(0).getString("text");
} catch (Exception ignored) {}
}
if (name != null && !name.isEmpty()) return name;
throw new ParsingException("Could not get uploader name");
}
@ -135,6 +137,13 @@ public class YoutubeStreamInfoItemExtractor implements StreamInfoItemExtractor {
.getObject("browseEndpoint").getString("browseId");
} catch (Exception ignored) {}
}
if (id == null) {
try {
id = videoInfo.getObject("shortBylineText").getArray("runs")
.getObject(0).getObject("navigationEndpoint")
.getObject("browseEndpoint").getString("browseId");
} catch (Exception ignored) {}
}
if (id == null || id.isEmpty()) {
throw new IllegalArgumentException("is empty");
}