Merge pull request #920 from AudricV/fix-yt-trending-extraction

[YouTube] Fix extraction of the Trending kiosk with the new data model returned
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Stypox 2022-09-14 11:14:13 +02:00 committed by GitHub
commit 14ef430546
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1 changed files with 62 additions and 22 deletions

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@ -1,26 +1,25 @@
package org.schabi.newpipe.extractor.services.youtube.extractors;
/*
* Created by Christian Schabesberger on 12.08.17.
*
* Copyright (C) Christian Schabesberger 2018 <chris.schabesberger@mailbox.org>
* YoutubeTrendingExtractor.java is part of NewPipe.
* YoutubeTrendingExtractor.java is part of NewPipe Extractor.
*
* NewPipe is free software: you can redistribute it and/or modify
* NewPipe Extractor 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,
* NewPipe Extractor 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
* 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/>.
* along with NewPipe Extractor. If not, see <https://www.gnu.org/licenses/>.
*/
import com.grack.nanojson.JsonArray;
package org.schabi.newpipe.extractor.services.youtube.extractors;
import com.grack.nanojson.JsonObject;
import com.grack.nanojson.JsonWriter;
@ -92,25 +91,66 @@ public class YoutubeTrendingExtractor extends KioskExtractor<StreamInfoItem> {
@Nonnull
@Override
public InfoItemsPage<StreamInfoItem> getInitialPage() {
public InfoItemsPage<StreamInfoItem> getInitialPage() throws ParsingException {
final StreamInfoItemsCollector collector = new StreamInfoItemsCollector(getServiceId());
final TimeAgoParser timeAgoParser = getTimeAgoParser();
final JsonArray itemSectionRenderers = initialData.getObject("contents")
.getObject("twoColumnBrowseResultsRenderer").getArray("tabs").getObject(0)
.getObject("tabRenderer").getObject("content").getObject("sectionListRenderer")
.getArray("contents");
final JsonObject tabContent = getTrendingTabContent();
for (final Object itemSectionRenderer : itemSectionRenderers) {
final JsonObject expandedShelfContentsRenderer = ((JsonObject) itemSectionRenderer)
.getObject("itemSectionRenderer").getArray("contents").getObject(0)
.getObject("shelfRenderer").getObject("content")
.getObject("expandedShelfContentsRenderer");
for (final Object ul : expandedShelfContentsRenderer.getArray("items")) {
final JsonObject videoInfo = ((JsonObject) ul).getObject("videoRenderer");
collector.commit(new YoutubeStreamInfoItemExtractor(videoInfo, timeAgoParser));
}
if (tabContent.has("richGridRenderer")) {
tabContent.getObject("richGridRenderer")
.getArray("contents")
.stream()
.filter(JsonObject.class::isInstance)
.map(JsonObject.class::cast)
// Filter Trending shorts and Recently trending sections
.filter(content -> content.has("richItemRenderer"))
.map(content -> content.getObject("richItemRenderer")
.getObject("content")
.getObject("videoRenderer"))
.forEachOrdered(videoRenderer -> collector.commit(
new YoutubeStreamInfoItemExtractor(videoRenderer, timeAgoParser)));
} else if (tabContent.has("sectionListRenderer")) {
tabContent.getObject("sectionListRenderer")
.getArray("contents")
.stream()
.filter(JsonObject.class::isInstance)
.map(JsonObject.class::cast)
.flatMap(content -> content.getObject("itemSectionRenderer")
.getArray("contents")
.stream())
.filter(JsonObject.class::isInstance)
.map(JsonObject.class::cast)
.map(content -> content.getObject("shelfRenderer"))
// Filter Trending shorts and Recently trending sections which have a title,
// contrary to normal trends
.filter(shelfRenderer -> !shelfRenderer.has("title"))
.flatMap(shelfRenderer -> shelfRenderer.getObject("content")
.getObject("expandedShelfContentsRenderer")
.getArray("items")
.stream())
.filter(JsonObject.class::isInstance)
.map(JsonObject.class::cast)
.map(item -> item.getObject("videoRenderer"))
.forEachOrdered(videoRenderer -> collector.commit(
new YoutubeStreamInfoItemExtractor(videoRenderer, timeAgoParser)));
}
return new InfoItemsPage<>(collector, null);
}
private JsonObject getTrendingTabContent() throws ParsingException {
return initialData.getObject("contents")
.getObject("twoColumnBrowseResultsRenderer")
.getArray("tabs")
.stream()
.filter(JsonObject.class::isInstance)
.map(JsonObject.class::cast)
.map(tab -> tab.getObject("tabRenderer"))
.filter(tabRenderer -> tabRenderer.getBoolean("selected"))
.filter(tabRenderer -> tabRenderer.has("content"))
// There should be at most one tab selected
.findFirst()
.orElseThrow(() -> new ParsingException("Could not get \"Now\" trending tab"))
.getObject("content");
}
}