1350 lines
57 KiB
Java
1350 lines
57 KiB
Java
package org.schabi.newpipe.extractor.services.youtube.extractors;
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import com.grack.nanojson.JsonArray;
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import com.grack.nanojson.JsonObject;
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import com.grack.nanojson.JsonWriter;
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import org.mozilla.javascript.Context;
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import org.mozilla.javascript.Function;
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import org.mozilla.javascript.ScriptableObject;
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import org.schabi.newpipe.extractor.MediaFormat;
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import org.schabi.newpipe.extractor.MetaInfo;
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import org.schabi.newpipe.extractor.StreamingService;
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import org.schabi.newpipe.extractor.downloader.Downloader;
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import org.schabi.newpipe.extractor.exceptions.AgeRestrictedContentException;
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import org.schabi.newpipe.extractor.exceptions.ContentNotAvailableException;
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import org.schabi.newpipe.extractor.exceptions.ExtractionException;
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import org.schabi.newpipe.extractor.exceptions.GeographicRestrictionException;
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import org.schabi.newpipe.extractor.exceptions.PaidContentException;
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import org.schabi.newpipe.extractor.exceptions.ParsingException;
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import org.schabi.newpipe.extractor.exceptions.PrivateContentException;
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import org.schabi.newpipe.extractor.exceptions.YoutubeMusicPremiumContentException;
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import org.schabi.newpipe.extractor.linkhandler.LinkHandler;
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import org.schabi.newpipe.extractor.localization.ContentCountry;
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import org.schabi.newpipe.extractor.localization.DateWrapper;
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import org.schabi.newpipe.extractor.localization.Localization;
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import org.schabi.newpipe.extractor.localization.TimeAgoParser;
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import org.schabi.newpipe.extractor.localization.TimeAgoPatternsManager;
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import org.schabi.newpipe.extractor.services.youtube.ItagItem;
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import org.schabi.newpipe.extractor.services.youtube.YoutubeJavaScriptExtractor;
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import org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper;
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import org.schabi.newpipe.extractor.services.youtube.YoutubeThrottlingDecrypter;
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import org.schabi.newpipe.extractor.services.youtube.linkHandler.YoutubeChannelLinkHandlerFactory;
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import org.schabi.newpipe.extractor.stream.*;
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import org.schabi.newpipe.extractor.utils.JsonUtils;
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import org.schabi.newpipe.extractor.utils.Parser;
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import org.schabi.newpipe.extractor.utils.Utils;
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import javax.annotation.Nonnull;
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import javax.annotation.Nullable;
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import java.io.IOException;
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import java.io.UnsupportedEncodingException;
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import java.time.LocalDate;
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import java.time.OffsetDateTime;
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import java.time.format.DateTimeFormatter;
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import java.util.*;
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import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.*;
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import static org.schabi.newpipe.extractor.utils.Utils.EMPTY_STRING;
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import static org.schabi.newpipe.extractor.utils.Utils.UTF_8;
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import static org.schabi.newpipe.extractor.utils.Utils.isNullOrEmpty;
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/*
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* Created by Christian Schabesberger on 06.08.15.
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*
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* Copyright (C) Christian Schabesberger 2019 <chris.schabesberger@mailbox.org>
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* YoutubeStreamExtractor.java is part of NewPipe.
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*
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* NewPipe is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* NewPipe is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with NewPipe. If not, see <http://www.gnu.org/licenses/>.
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*/
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public class YoutubeStreamExtractor extends StreamExtractor {
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/*//////////////////////////////////////////////////////////////////////////
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// Exceptions
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//////////////////////////////////////////////////////////////////////////*/
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public static class DeobfuscateException extends ParsingException {
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DeobfuscateException(final String message, final Throwable cause) {
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super(message, cause);
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}
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}
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/*//////////////////////////////////////////////////////////////////////////*/
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@Nullable
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private static String cachedDeobfuscationCode = null;
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@Nullable
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private static String sts = null;
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@Nullable
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private static String playerCode = null;
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private JsonObject playerResponse;
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private JsonObject nextResponse;
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@Nullable
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private JsonObject desktopStreamingData;
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@Nullable
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private JsonObject mobileStreamingData;
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private JsonObject videoPrimaryInfoRenderer;
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private JsonObject videoSecondaryInfoRenderer;
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private int ageLimit = -1;
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@Nullable
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private List<SubtitlesStream> subtitles = null;
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public YoutubeStreamExtractor(final StreamingService service, final LinkHandler linkHandler) {
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super(service, linkHandler);
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Impl
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//////////////////////////////////////////////////////////////////////////*/
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@Nonnull
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@Override
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public String getName() throws ParsingException {
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assertPageFetched();
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String title = null;
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try {
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title = getTextFromObject(getVideoPrimaryInfoRenderer().getObject("title"));
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} catch (final ParsingException ignored) {
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// Age-restricted videos cause a ParsingException here
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}
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if (isNullOrEmpty(title)) {
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title = playerResponse.getObject("videoDetails").getString("title");
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if (isNullOrEmpty(title)) throw new ParsingException("Could not get name");
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}
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return title;
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}
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@Nullable
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@Override
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public String getTextualUploadDate() throws ParsingException {
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final JsonObject micro = playerResponse.getObject("microformat")
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.getObject("playerMicroformatRenderer");
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if (!micro.getString("uploadDate", EMPTY_STRING).isEmpty()) {
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return micro.getString("uploadDate");
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} else if (!micro.getString("publishDate", EMPTY_STRING).isEmpty()) {
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return micro.getString("publishDate");
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} else {
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final JsonObject liveDetails = micro.getObject("liveBroadcastDetails");
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if (!liveDetails.getString("endTimestamp", EMPTY_STRING).isEmpty()) {
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// an ended live stream
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return liveDetails.getString("endTimestamp");
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} else if (!liveDetails.getString("startTimestamp", EMPTY_STRING).isEmpty()) {
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// a running live stream
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return liveDetails.getString("startTimestamp");
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} else if (getStreamType() == StreamType.LIVE_STREAM) {
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// this should never be reached, but a live stream without upload date is valid
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return null;
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}
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}
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if (getTextFromObject(getVideoPrimaryInfoRenderer().getObject("dateText"))
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.startsWith("Premiered")) {
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String time = getTextFromObject(getVideoPrimaryInfoRenderer().getObject("dateText"))
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.substring(10);
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try { // Premiered 20 hours ago
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final TimeAgoParser timeAgoParser = TimeAgoPatternsManager.getTimeAgoParserFor(
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Localization.fromLocalizationCode("en"));
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final OffsetDateTime parsedTime = timeAgoParser.parse(time).offsetDateTime();
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return DateTimeFormatter.ISO_LOCAL_DATE.format(parsedTime);
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} catch (final Exception ignored) {
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}
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try { // Premiered Feb 21, 2020
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final LocalDate localDate = LocalDate.parse(time,
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DateTimeFormatter.ofPattern("MMM dd, yyyy", Locale.ENGLISH));
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return DateTimeFormatter.ISO_LOCAL_DATE.format(localDate);
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} catch (final Exception ignored) {
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}
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}
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try {
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// TODO: this parses English formatted dates only, we need a better approach to parse
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// the textual date
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final LocalDate localDate = LocalDate.parse(getTextFromObject(
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getVideoPrimaryInfoRenderer().getObject("dateText")),
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DateTimeFormatter.ofPattern("dd MMM yyyy", Locale.ENGLISH));
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return DateTimeFormatter.ISO_LOCAL_DATE.format(localDate);
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} catch (final Exception ignored) {
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}
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throw new ParsingException("Could not get upload date");
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}
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@Override
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public DateWrapper getUploadDate() throws ParsingException {
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final String textualUploadDate = getTextualUploadDate();
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if (isNullOrEmpty(textualUploadDate)) {
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return null;
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}
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return new DateWrapper(YoutubeParsingHelper.parseDateFrom(textualUploadDate), true);
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}
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@Nonnull
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@Override
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public String getThumbnailUrl() throws ParsingException {
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assertPageFetched();
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try {
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JsonArray thumbnails = playerResponse.getObject("videoDetails").getObject("thumbnail")
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.getArray("thumbnails");
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// the last thumbnail is the one with the highest resolution
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String url = thumbnails.getObject(thumbnails.size() - 1).getString("url");
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return fixThumbnailUrl(url);
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} catch (final Exception e) {
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throw new ParsingException("Could not get thumbnail url");
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}
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}
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@Nonnull
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@Override
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public Description getDescription() throws ParsingException {
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assertPageFetched();
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// Description with more info on links
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try {
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String description = getTextFromObject(getVideoSecondaryInfoRenderer()
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.getObject("description"), true);
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if (!isNullOrEmpty(description)) return new Description(description, Description.HTML);
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} catch (final ParsingException ignored) {
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// Age-restricted videos cause a ParsingException here
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}
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String description = playerResponse.getObject("videoDetails")
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.getString("shortDescription");
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if (description == null) {
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final JsonObject descriptionObject = playerResponse.getObject("microformat")
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.getObject("playerMicroformatRenderer").getObject("description");
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description = getTextFromObject(descriptionObject);
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}
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// Raw non-html description
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return new Description(description, Description.PLAIN_TEXT);
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}
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@Override
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public int getAgeLimit() throws ParsingException {
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if (ageLimit == -1) {
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ageLimit = NO_AGE_LIMIT;
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final JsonArray metadataRows = getVideoSecondaryInfoRenderer()
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.getObject("metadataRowContainer").getObject("metadataRowContainerRenderer")
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.getArray("rows");
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for (final Object metadataRow : metadataRows) {
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final JsonArray contents = ((JsonObject) metadataRow)
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.getObject("metadataRowRenderer").getArray("contents");
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for (final Object content : contents) {
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final JsonArray runs = ((JsonObject) content).getArray("runs");
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for (final Object run : runs) {
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final String rowText = ((JsonObject) run).getString("text", EMPTY_STRING);
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if (rowText.contains("Age-restricted")) {
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ageLimit = 18;
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return ageLimit;
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}
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}
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}
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}
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}
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return ageLimit;
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}
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@Override
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public long getLength() throws ParsingException {
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assertPageFetched();
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try {
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final String duration = playerResponse
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.getObject("videoDetails")
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.getString("lengthSeconds");
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return Long.parseLong(duration);
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} catch (final Exception e) {
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if (desktopStreamingData != null) {
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final JsonArray adaptiveFormats = desktopStreamingData.getArray(ADAPTIVE_FORMATS);
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final String durationMs = adaptiveFormats.getObject(0)
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.getString("approxDurationMs");
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return Math.round(Long.parseLong(durationMs) / 1000f);
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} else if (mobileStreamingData != null) {
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final JsonArray adaptiveFormats = mobileStreamingData.getArray(ADAPTIVE_FORMATS);
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final String durationMs = adaptiveFormats.getObject(0)
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.getString("approxDurationMs");
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return Math.round(Long.parseLong(durationMs) / 1000f);
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} else {
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throw new ParsingException("Could not get duration", e);
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}
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}
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}
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/**
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* Attempts to parse (and return) the offset to start playing the video from.
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*
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* @return the offset (in seconds), or 0 if no timestamp is found.
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*/
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@Override
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public long getTimeStamp() throws ParsingException {
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final long timestamp =
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getTimestampSeconds("((#|&|\\?)t=\\d{0,3}h?\\d{0,3}m?\\d{1,3}s?)");
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if (timestamp == -2) {
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// Regex for timestamp was not found
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return 0;
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} else {
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return timestamp;
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}
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}
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@Override
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public long getViewCount() throws ParsingException {
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String views = null;
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try {
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views = getTextFromObject(getVideoPrimaryInfoRenderer().getObject("viewCount")
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.getObject("videoViewCountRenderer").getObject("viewCount"));
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} catch (final ParsingException ignored) {
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// Age-restricted videos cause a ParsingException here
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}
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if (isNullOrEmpty(views)) {
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views = playerResponse.getObject("videoDetails").getString("viewCount");
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if (isNullOrEmpty(views)) throw new ParsingException("Could not get view count");
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}
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if (views.toLowerCase().contains("no views")) return 0;
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return Long.parseLong(Utils.removeNonDigitCharacters(views));
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}
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@Override
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public long getLikeCount() throws ParsingException {
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assertPageFetched();
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String likesString = "";
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try {
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likesString = getVideoPrimaryInfoRenderer()
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.getObject("videoActions")
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.getObject("menuRenderer")
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.getArray("topLevelButtons")
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.getObject(0)
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.getObject("toggleButtonRenderer")
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.getObject("defaultText")
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.getObject("accessibility")
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.getObject("accessibilityData")
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.getString("label");
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if (likesString == null) {
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// If this kicks in our button has no content and therefore ratings must be disabled
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if (playerResponse.getObject("videoDetails").getBoolean("allowRatings")) {
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throw new ParsingException("Ratings are enabled even though the like button is missing");
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}
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return -1;
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}
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if (likesString.toLowerCase().contains("no likes")) {
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return 0;
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}
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return Integer.parseInt(Utils.removeNonDigitCharacters(likesString));
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} catch (final NumberFormatException nfe) {
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throw new ParsingException("Could not parse \"" + likesString + "\" as an Integer",
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nfe);
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} catch (final Exception e) {
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if (getAgeLimit() == NO_AGE_LIMIT) {
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throw new ParsingException("Could not get like count", e);
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}
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return -1;
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}
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}
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@Nonnull
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@Override
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public String getUploaderUrl() throws ParsingException {
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assertPageFetched();
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// Don't use the id in the videoSecondaryRenderer object to get real id of the uploader
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// The difference between the real id of the channel and the displayed id is especially
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// visible for music channels and autogenerated channels.
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final String uploaderId = playerResponse.getObject("videoDetails").getString("channelId");
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if (!isNullOrEmpty(uploaderId)) {
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return YoutubeChannelLinkHandlerFactory.getInstance().getUrl("channel/" + uploaderId);
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}
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throw new ParsingException("Could not get uploader url");
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}
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@Nonnull
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@Override
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public String getUploaderName() throws ParsingException {
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assertPageFetched();
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// Don't use the name in the videoSecondaryRenderer object to get real name of the uploader
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// The difference between the real name of the channel and the displayed name is especially
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// visible for music channels and autogenerated channels.
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final String uploaderName = playerResponse.getObject("videoDetails").getString("author");
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if (isNullOrEmpty(uploaderName)) throw new ParsingException("Could not get uploader name");
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return uploaderName;
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}
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@Override
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public boolean isUploaderVerified() throws ParsingException {
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final JsonArray badges = getVideoSecondaryInfoRenderer().getObject("owner")
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.getObject("videoOwnerRenderer").getArray("badges");
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return YoutubeParsingHelper.isVerified(badges);
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}
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@Nonnull
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@Override
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public String getUploaderAvatarUrl() throws ParsingException {
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assertPageFetched();
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String url = null;
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try {
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url = getVideoSecondaryInfoRenderer().getObject("owner")
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.getObject("videoOwnerRenderer").getObject("thumbnail")
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.getArray("thumbnails").getObject(0).getString("url");
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} catch (final ParsingException ignored) {
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// Age-restricted videos cause a ParsingException here
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}
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if (isNullOrEmpty(url)) {
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if (ageLimit == NO_AGE_LIMIT) {
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throw new ParsingException("Could not get uploader avatar URL");
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}
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return "";
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}
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return fixThumbnailUrl(url);
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}
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@Nonnull
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@Override
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public String getDashMpdUrl() throws ParsingException {
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assertPageFetched();
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if (desktopStreamingData != null) {
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return desktopStreamingData.getString("dashManifestUrl");
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} else if (mobileStreamingData != null) {
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return mobileStreamingData.getString("dashManifestUrl");
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} else {
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return EMPTY_STRING;
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}
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}
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@Nonnull
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@Override
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public String getHlsUrl() throws ParsingException {
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assertPageFetched();
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if (desktopStreamingData != null) {
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return desktopStreamingData.getString("hlsManifestUrl");
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} else if (mobileStreamingData != null) {
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return mobileStreamingData.getString("hlsManifestUrl");
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} else {
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return EMPTY_STRING;
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}
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}
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@Override
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public List<AudioStream> getAudioStreams() throws ExtractionException {
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assertPageFetched();
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final List<AudioStream> audioStreams = new ArrayList<>();
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final YoutubeThrottlingDecrypter throttlingDecrypter = new YoutubeThrottlingDecrypter(getId());
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try {
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for (final Map.Entry<String, ItagItem> entry : getItags(ADAPTIVE_FORMATS,
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ItagItem.ItagType.AUDIO).entrySet()) {
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final ItagItem itag = entry.getValue();
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String url = entry.getKey();
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url = throttlingDecrypter.apply(url);
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final AudioStream audioStream = new AudioStream(url, itag);
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if (!Stream.containSimilarStream(audioStream, audioStreams)) {
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audioStreams.add(audioStream);
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}
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}
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} catch (final Exception e) {
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throw new ParsingException("Could not get audio streams", e);
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}
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return audioStreams;
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}
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@Override
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public List<VideoStream> getVideoStreams() throws ExtractionException {
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assertPageFetched();
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final List<VideoStream> videoStreams = new ArrayList<>();
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final YoutubeThrottlingDecrypter throttlingDecrypter = new YoutubeThrottlingDecrypter(getId());
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try {
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for (final Map.Entry<String, ItagItem> entry : getItags(FORMATS,
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ItagItem.ItagType.VIDEO).entrySet()) {
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final ItagItem itag = entry.getValue();
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String url = entry.getKey();
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url = throttlingDecrypter.apply(url);
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final VideoStream videoStream = new VideoStream(url, false, itag);
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if (!Stream.containSimilarStream(videoStream, videoStreams)) {
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videoStreams.add(videoStream);
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}
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}
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} catch (final Exception e) {
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throw new ParsingException("Could not get video streams", e);
|
|
}
|
|
|
|
return videoStreams;
|
|
}
|
|
|
|
@Override
|
|
public List<VideoStream> getVideoOnlyStreams() throws ExtractionException {
|
|
assertPageFetched();
|
|
final List<VideoStream> videoOnlyStreams = new ArrayList<>();
|
|
final YoutubeThrottlingDecrypter throttlingDecrypter = new YoutubeThrottlingDecrypter(getId());
|
|
|
|
try {
|
|
for (final Map.Entry<String, ItagItem> entry : getItags(ADAPTIVE_FORMATS,
|
|
ItagItem.ItagType.VIDEO_ONLY).entrySet()) {
|
|
final ItagItem itag = entry.getValue();
|
|
String url = entry.getKey();
|
|
url = throttlingDecrypter.apply(url);
|
|
|
|
final VideoStream videoStream = new VideoStream(url, true, itag);
|
|
if (!Stream.containSimilarStream(videoStream, videoOnlyStreams)) {
|
|
videoOnlyStreams.add(videoStream);
|
|
}
|
|
}
|
|
} catch (final Exception e) {
|
|
throw new ParsingException("Could not get video only streams", e);
|
|
}
|
|
|
|
return videoOnlyStreams;
|
|
}
|
|
|
|
@Override
|
|
@Nonnull
|
|
public List<SubtitlesStream> getSubtitlesDefault() throws ParsingException {
|
|
return getSubtitles(MediaFormat.TTML);
|
|
}
|
|
|
|
@Override
|
|
@Nonnull
|
|
public List<SubtitlesStream> getSubtitles(final MediaFormat format) throws ParsingException {
|
|
assertPageFetched();
|
|
// If the video is age-restricted getSubtitles will fail
|
|
if (getAgeLimit() != NO_AGE_LIMIT) {
|
|
return Collections.emptyList();
|
|
}
|
|
if (subtitles != null) {
|
|
// Already calculated
|
|
return subtitles;
|
|
}
|
|
|
|
final JsonObject renderer = playerResponse.getObject("captions")
|
|
.getObject("playerCaptionsTracklistRenderer");
|
|
final JsonArray captionsArray = renderer.getArray("captionTracks");
|
|
// TODO: use this to apply auto translation to different language from a source language
|
|
// final JsonArray autoCaptionsArray = renderer.getArray("translationLanguages");
|
|
|
|
subtitles = new ArrayList<>();
|
|
for (int i = 0; i < captionsArray.size(); i++) {
|
|
final String languageCode = captionsArray.getObject(i).getString("languageCode");
|
|
final String baseUrl = captionsArray.getObject(i).getString("baseUrl");
|
|
final String vssId = captionsArray.getObject(i).getString("vssId");
|
|
|
|
if (languageCode != null && baseUrl != null && vssId != null) {
|
|
final boolean isAutoGenerated = vssId.startsWith("a.");
|
|
final String cleanUrl = baseUrl
|
|
.replaceAll("&fmt=[^&]*", "") // Remove preexisting format if exists
|
|
.replaceAll("&tlang=[^&]*", ""); // Remove translation language
|
|
|
|
subtitles.add(new SubtitlesStream(format, languageCode,
|
|
cleanUrl + "&fmt=" + format.getSuffix(), isAutoGenerated));
|
|
}
|
|
}
|
|
|
|
return subtitles;
|
|
}
|
|
|
|
@Override
|
|
public StreamType getStreamType() {
|
|
assertPageFetched();
|
|
|
|
if (playerResponse.getObject("playabilityStatus").has("liveStreamability")
|
|
|| playerResponse.getObject("videoDetails").getBoolean("isPostLiveDvr", false)) {
|
|
return StreamType.LIVE_STREAM;
|
|
}
|
|
return StreamType.VIDEO_STREAM;
|
|
}
|
|
|
|
@Nullable
|
|
@Override
|
|
public StreamInfoItemsCollector getRelatedItems() throws ExtractionException {
|
|
assertPageFetched();
|
|
|
|
if (getAgeLimit() != NO_AGE_LIMIT) {
|
|
return null;
|
|
}
|
|
|
|
try {
|
|
final StreamInfoItemsCollector collector = new StreamInfoItemsCollector(
|
|
getServiceId());
|
|
|
|
final JsonArray results = nextResponse.getObject("contents")
|
|
.getObject("twoColumnWatchNextResults").getObject("secondaryResults")
|
|
.getObject("secondaryResults").getArray("results");
|
|
|
|
final TimeAgoParser timeAgoParser = getTimeAgoParser();
|
|
|
|
for (final Object ul : results) {
|
|
if (((JsonObject) ul).has("compactVideoRenderer")) {
|
|
collector.commit(new YoutubeStreamInfoItemExtractor(((JsonObject) ul)
|
|
.getObject("compactVideoRenderer"), timeAgoParser));
|
|
}
|
|
}
|
|
return collector;
|
|
} catch (final Exception e) {
|
|
throw new ParsingException("Could not get related videos", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
@Override
|
|
public String getErrorMessage() {
|
|
try {
|
|
return getTextFromObject(playerResponse.getObject("playabilityStatus")
|
|
.getObject("errorScreen").getObject("playerErrorMessageRenderer")
|
|
.getObject("reason"));
|
|
} catch (final ParsingException | NullPointerException e) {
|
|
return null; // No error message
|
|
}
|
|
}
|
|
|
|
/*//////////////////////////////////////////////////////////////////////////
|
|
// Fetch page
|
|
//////////////////////////////////////////////////////////////////////////*/
|
|
|
|
private static final String FORMATS = "formats";
|
|
private static final String ADAPTIVE_FORMATS = "adaptiveFormats";
|
|
private static final String DEOBFUSCATION_FUNC_NAME = "deobfuscate";
|
|
|
|
private static final String[] REGEXES = {
|
|
"(?:\\b|[^a-zA-Z0-9$])([a-zA-Z0-9$]{2,})\\s*=\\s*function\\(\\s*a\\s*\\)\\s*\\{\\s*a\\s*=\\s*a\\.split\\(\\s*\"\"\\s*\\)",
|
|
"\\bm=([a-zA-Z0-9$]{2,})\\(decodeURIComponent\\(h\\.s\\)\\)",
|
|
"\\bc&&\\(c=([a-zA-Z0-9$]{2,})\\(decodeURIComponent\\(c\\)\\)",
|
|
"([\\w$]+)\\s*=\\s*function\\((\\w+)\\)\\{\\s*\\2=\\s*\\2\\.split\\(\"\"\\)\\s*;",
|
|
"\\b([\\w$]{2,})\\s*=\\s*function\\((\\w+)\\)\\{\\s*\\2=\\s*\\2\\.split\\(\"\"\\)\\s*;",
|
|
"\\bc\\s*&&\\s*d\\.set\\([^,]+\\s*,\\s*(:encodeURIComponent\\s*\\()([a-zA-Z0-9$]+)\\("
|
|
};
|
|
private static final String STS_REGEX = "signatureTimestamp[=:](\\d+)";
|
|
|
|
@Override
|
|
public void onFetchPage(@Nonnull final Downloader downloader)
|
|
throws IOException, ExtractionException {
|
|
final String videoId = getId();
|
|
final Localization localization = getExtractorLocalization();
|
|
final ContentCountry contentCountry = getExtractorContentCountry();
|
|
final byte[] body = JsonWriter.string(prepareDesktopJsonBuilder(
|
|
localization, contentCountry)
|
|
.value("videoId", videoId)
|
|
.done())
|
|
.getBytes(UTF_8);
|
|
|
|
// Put the sts string if we already know it so we don't have to fetch again the player
|
|
// endpoint of the desktop internal API if something went wrong when parsing the Android
|
|
// API.
|
|
if (sts != null) {
|
|
playerResponse = getJsonPostResponse("player", createPlayerBodyWithSts(localization,
|
|
contentCountry, videoId, false, sts), localization);
|
|
} else {
|
|
playerResponse = getJsonPostResponse("player", body, localization);
|
|
}
|
|
|
|
// Save the playerResponse from the player endpoint of the desktop internal API because
|
|
// there can be restrictions on the embedded player.
|
|
// E.g. if a video is age-restricted, the embedded player's playabilityStatus says that
|
|
// the video cannot be played outside of YouTube, but does not show the original message.
|
|
final JsonObject youtubePlayerResponse = playerResponse;
|
|
|
|
if (playerResponse == null) {
|
|
throw new ExtractionException("Could not get playerResponse");
|
|
}
|
|
|
|
final JsonObject playabilityStatus = playerResponse.getObject("playabilityStatus");
|
|
|
|
boolean ageRestricted = playabilityStatus.getString("reason", EMPTY_STRING)
|
|
.contains("age");
|
|
|
|
if (!playerResponse.has("streamingData")) {
|
|
try {
|
|
fetchDesktopEmbedJsonPlayer(contentCountry, localization, videoId);
|
|
} catch (final Exception ignored) {
|
|
}
|
|
try {
|
|
fetchAndroidEmbedJsonPlayer(contentCountry, localization, videoId);
|
|
} catch (final Exception ignored) {
|
|
}
|
|
}
|
|
|
|
if (desktopStreamingData == null && playerResponse.has("streamingData")) {
|
|
desktopStreamingData = playerResponse.getObject("streamingData");
|
|
}
|
|
|
|
if (desktopStreamingData == null) {
|
|
checkPlayabilityStatus(youtubePlayerResponse, playabilityStatus);
|
|
}
|
|
|
|
if (ageRestricted) {
|
|
final byte[] ageRestrictedBody = JsonWriter.string(prepareDesktopEmbedVideoJsonBuilder(
|
|
localization, contentCountry, videoId)
|
|
.done())
|
|
.getBytes(UTF_8);
|
|
nextResponse = getJsonPostResponse("next", ageRestrictedBody, localization);
|
|
} else {
|
|
nextResponse = getJsonPostResponse("next", body, localization);
|
|
}
|
|
|
|
if (!ageRestricted) {
|
|
try {
|
|
fetchAndroidMobileJsonPlayer(contentCountry, localization, videoId);
|
|
} catch (final Exception ignored) {
|
|
}
|
|
}
|
|
|
|
if (isCipherProtectedContent()) {
|
|
fetchDesktopJsonPlayerWithSts(contentCountry, localization, videoId);
|
|
}
|
|
}
|
|
|
|
private void checkPlayabilityStatus(final JsonObject youtubePlayerResponse,
|
|
@Nonnull JsonObject playabilityStatus)
|
|
throws ParsingException {
|
|
String status = playabilityStatus.getString("status");
|
|
// If status exist, and is not "OK", throw the specific exception based on error message
|
|
// or a ContentNotAvailableException with the reason text if it's an unknown reason.
|
|
if (status != null && !status.equalsIgnoreCase("ok")) {
|
|
playabilityStatus = youtubePlayerResponse.getObject("playabilityStatus");
|
|
status = playabilityStatus.getString("status");
|
|
final String reason = playabilityStatus.getString("reason");
|
|
|
|
if (status.equalsIgnoreCase("login_required")) {
|
|
if (reason == null) {
|
|
final String message = playabilityStatus.getArray("messages").getString(0);
|
|
if (message != null && message.contains("private")) {
|
|
throw new PrivateContentException("This video is private.");
|
|
}
|
|
} else if (reason.contains("age")) {
|
|
// No streams can be fetched, therefore throw an AgeRestrictedContentException
|
|
// explicitly.
|
|
throw new AgeRestrictedContentException(
|
|
"This age-restricted video cannot be watched.");
|
|
}
|
|
}
|
|
if (status.equalsIgnoreCase("unplayable")) {
|
|
if (reason != null) {
|
|
if (reason.contains("Music Premium")) {
|
|
throw new YoutubeMusicPremiumContentException();
|
|
}
|
|
if (reason.contains("payment")) {
|
|
throw new PaidContentException("This video is a paid video");
|
|
}
|
|
if (reason.contains("members-only")) {
|
|
throw new PaidContentException(
|
|
"This video is only available for members of the channel of this video");
|
|
}
|
|
if (reason.contains("unavailable")) {
|
|
final String detailedErrorMessage = getTextFromObject(playabilityStatus
|
|
.getObject("errorScreen").getObject("playerErrorMessageRenderer")
|
|
.getObject("subreason"));
|
|
if (detailedErrorMessage != null) {
|
|
if (detailedErrorMessage.contains("country")) {
|
|
throw new GeographicRestrictionException(
|
|
"This video is not available in user's country.");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
throw new ContentNotAvailableException("Got error: \"" + reason + "\"");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fetch the Android Mobile API and assign the streaming data to the mobileStreamingData JSON
|
|
* object.
|
|
*/
|
|
private void fetchAndroidMobileJsonPlayer(final ContentCountry contentCountry,
|
|
final Localization localization,
|
|
final String videoId)
|
|
throws IOException, ExtractionException {
|
|
final byte[] mobileBody = JsonWriter.string(prepareAndroidMobileJsonBuilder(
|
|
localization, contentCountry)
|
|
.value("videoId", videoId)
|
|
.done())
|
|
.getBytes(UTF_8);
|
|
final JsonObject mobilePlayerResponse = getJsonMobilePostResponse("player",
|
|
mobileBody, contentCountry, localization);
|
|
|
|
final JsonObject streamingData = mobilePlayerResponse.getObject("streamingData");
|
|
if (!isNullOrEmpty(streamingData)) {
|
|
mobileStreamingData = streamingData;
|
|
if (desktopStreamingData == null) {
|
|
playerResponse = mobilePlayerResponse;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fetch the desktop API with the {@code signatureTimestamp} and assign the streaming data to
|
|
* the {@code desktopStreamingData} JSON object.
|
|
* The cipher signatures from the player endpoint without a signatureTimestamp are invalid so
|
|
* if the content is protected by signatureCiphers and if signatureTimestamp is not known, we
|
|
* need to fetch again the desktop InnerTube API.
|
|
*/
|
|
private void fetchDesktopJsonPlayerWithSts(final ContentCountry contentCountry,
|
|
final Localization localization,
|
|
final String videoId)
|
|
throws IOException, ExtractionException {
|
|
if (sts == null) {
|
|
getStsFromPlayerJs();
|
|
}
|
|
final JsonObject playerResponseWithSignatureTimestamp = getJsonPostResponse(
|
|
"player", createPlayerBodyWithSts(
|
|
localization, contentCountry, videoId, false, sts),
|
|
localization);
|
|
if (playerResponseWithSignatureTimestamp.has("streamingData")) {
|
|
desktopStreamingData = playerResponseWithSignatureTimestamp.getObject("streamingData");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Download again the desktop JSON player as an embed client to bypass some age-restrictions.
|
|
* <p>
|
|
* We need also to get the {@code signatureTimestamp}, if it isn't known because we don't know
|
|
* if the video will have signature ciphers or not.
|
|
* </p>
|
|
*/
|
|
private void fetchDesktopEmbedJsonPlayer(final ContentCountry contentCountry,
|
|
final Localization localization,
|
|
final String videoId)
|
|
throws IOException, ExtractionException {
|
|
if (sts == null) {
|
|
getStsFromPlayerJs();
|
|
}
|
|
final JsonObject desktopWebEmbedPlayerResponse = getJsonPostResponse(
|
|
"player", createPlayerBodyWithSts(
|
|
localization, contentCountry, videoId, true, sts),
|
|
localization);
|
|
final JsonObject streamingData = desktopWebEmbedPlayerResponse.getObject(
|
|
"streamingData");
|
|
if (!isNullOrEmpty(streamingData)) {
|
|
playerResponse = desktopWebEmbedPlayerResponse;
|
|
desktopStreamingData = streamingData;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Download the Android mobile JSON player as an embed client to bypass some age-restrictions.
|
|
*/
|
|
private void fetchAndroidEmbedJsonPlayer(final ContentCountry contentCountry,
|
|
final Localization localization,
|
|
final String videoId)
|
|
throws IOException, ExtractionException {
|
|
final byte[] androidMobileEmbedBody = JsonWriter.string(
|
|
prepareAndroidMobileEmbedVideoJsonBuilder(localization, contentCountry, videoId)
|
|
.done())
|
|
.getBytes(UTF_8);
|
|
final JsonObject androidMobileEmbedPlayerResponse = getJsonMobilePostResponse("player",
|
|
androidMobileEmbedBody, contentCountry, localization);
|
|
final JsonObject streamingData = androidMobileEmbedPlayerResponse.getObject(
|
|
"streamingData");
|
|
if (!isNullOrEmpty(streamingData)) {
|
|
if (desktopStreamingData == null) {
|
|
playerResponse = androidMobileEmbedPlayerResponse;
|
|
}
|
|
mobileStreamingData = androidMobileEmbedPlayerResponse.getObject("streamingData");
|
|
}
|
|
}
|
|
|
|
private void storePlayerJs() throws ParsingException {
|
|
try {
|
|
playerCode = YoutubeJavaScriptExtractor.extractJavaScriptCode();
|
|
} catch (final Exception e) {
|
|
throw new ParsingException("Could not store JavaScript player", e);
|
|
}
|
|
}
|
|
|
|
private boolean isCipherProtectedContent() {
|
|
if (desktopStreamingData != null) {
|
|
if (desktopStreamingData.has(ADAPTIVE_FORMATS)) {
|
|
final JsonArray adaptiveFormats = desktopStreamingData.getArray(ADAPTIVE_FORMATS);
|
|
if (!isNullOrEmpty(adaptiveFormats)) {
|
|
for (final Object adaptiveFormat : adaptiveFormats) {
|
|
final JsonObject adaptiveFormatJsonObject = ((JsonObject) adaptiveFormat);
|
|
if (adaptiveFormatJsonObject.has("signatureCipher")
|
|
|| adaptiveFormatJsonObject.has("cipher")) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (desktopStreamingData.has(FORMATS)) {
|
|
final JsonArray formats = desktopStreamingData.getArray(FORMATS);
|
|
if (!isNullOrEmpty(formats)) {
|
|
for (final Object format : formats) {
|
|
final JsonObject formatJsonObject = ((JsonObject) format);
|
|
if (formatJsonObject.has("signatureCipher")
|
|
|| formatJsonObject.has("cipher")) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
private String getDeobfuscationFuncName(final String playerCode) throws DeobfuscateException {
|
|
Parser.RegexException exception = null;
|
|
for (final String regex : REGEXES) {
|
|
try {
|
|
return Parser.matchGroup1(regex, playerCode);
|
|
} catch (final Parser.RegexException re) {
|
|
if (exception == null) {
|
|
exception = re;
|
|
}
|
|
}
|
|
}
|
|
throw new DeobfuscateException(
|
|
"Could not find deobfuscate function with any of the given patterns.", exception);
|
|
}
|
|
|
|
@Nonnull
|
|
private String loadDeobfuscationCode() throws DeobfuscateException {
|
|
try {
|
|
final String deobfuscationFunctionName = getDeobfuscationFuncName(playerCode);
|
|
|
|
final String functionPattern = "("
|
|
+ deobfuscationFunctionName.replace("$", "\\$")
|
|
+ "=function\\([a-zA-Z0-9_]+\\)\\{.+?\\})";
|
|
final String deobfuscateFunction = "var " + Parser.matchGroup1(functionPattern,
|
|
playerCode) + ";";
|
|
|
|
final String helperObjectName =
|
|
Parser.matchGroup1(";([A-Za-z0-9_\\$]{2})\\...\\(",
|
|
deobfuscateFunction);
|
|
final String helperPattern =
|
|
"(var " + helperObjectName.replace("$", "\\$")
|
|
+ "=\\{.+?\\}\\};)";
|
|
final String helperObject =
|
|
Parser.matchGroup1(helperPattern, playerCode.replace("\n", ""));
|
|
|
|
final String callerFunction =
|
|
"function " + DEOBFUSCATION_FUNC_NAME + "(a){return "
|
|
+ deobfuscationFunctionName + "(a);}";
|
|
|
|
return helperObject + deobfuscateFunction + callerFunction;
|
|
} catch (final Exception e) {
|
|
throw new DeobfuscateException("Could not parse deobfuscate function ", e);
|
|
}
|
|
}
|
|
|
|
@Nonnull
|
|
private String getDeobfuscationCode() throws ParsingException {
|
|
if (cachedDeobfuscationCode == null) {
|
|
if (isNullOrEmpty(playerCode)) {
|
|
throw new ParsingException("playerCode is null");
|
|
}
|
|
|
|
cachedDeobfuscationCode = loadDeobfuscationCode();
|
|
}
|
|
return cachedDeobfuscationCode;
|
|
}
|
|
|
|
private void getStsFromPlayerJs() throws ParsingException {
|
|
if (!isNullOrEmpty(sts)) return;
|
|
if (playerCode == null) {
|
|
storePlayerJs();
|
|
if (playerCode == null) {
|
|
throw new ParsingException("playerCode is null");
|
|
}
|
|
}
|
|
sts = Parser.matchGroup1(STS_REGEX, playerCode);
|
|
}
|
|
|
|
private String deobfuscateSignature(final String obfuscatedSig) throws ParsingException {
|
|
final String deobfuscationCode = getDeobfuscationCode();
|
|
|
|
final Context context = Context.enter();
|
|
context.setOptimizationLevel(-1);
|
|
final Object result;
|
|
try {
|
|
final ScriptableObject scope = context.initSafeStandardObjects();
|
|
context.evaluateString(scope, deobfuscationCode, "deobfuscationCode", 1, null);
|
|
final Function deobfuscateFunc = (Function) scope.get(DEOBFUSCATION_FUNC_NAME, scope);
|
|
result = deobfuscateFunc.call(context, scope, scope, new Object[]{obfuscatedSig});
|
|
} catch (final Exception e) {
|
|
throw new DeobfuscateException("Could not get deobfuscate signature", e);
|
|
} finally {
|
|
Context.exit();
|
|
}
|
|
return Objects.toString(result, "");
|
|
}
|
|
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/*//////////////////////////////////////////////////////////////////////////
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// Utils
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//////////////////////////////////////////////////////////////////////////*/
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private JsonObject getVideoPrimaryInfoRenderer() throws ParsingException {
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if (this.videoPrimaryInfoRenderer != null) return this.videoPrimaryInfoRenderer;
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final JsonArray contents = nextResponse.getObject("contents")
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.getObject("twoColumnWatchNextResults").getObject("results").getObject("results")
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.getArray("contents");
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JsonObject videoPrimaryInfoRenderer = null;
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|
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for (final Object content : contents) {
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if (((JsonObject) content).has("videoPrimaryInfoRenderer")) {
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videoPrimaryInfoRenderer = ((JsonObject) content)
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.getObject("videoPrimaryInfoRenderer");
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|
break;
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}
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}
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|
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if (isNullOrEmpty(videoPrimaryInfoRenderer)) {
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throw new ParsingException("Could not find videoPrimaryInfoRenderer");
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}
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this.videoPrimaryInfoRenderer = videoPrimaryInfoRenderer;
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return videoPrimaryInfoRenderer;
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}
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private JsonObject getVideoSecondaryInfoRenderer() throws ParsingException {
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if (this.videoSecondaryInfoRenderer != null) return this.videoSecondaryInfoRenderer;
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final JsonArray contents = nextResponse.getObject("contents")
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.getObject("twoColumnWatchNextResults").getObject("results").getObject("results")
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.getArray("contents");
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JsonObject videoSecondaryInfoRenderer = null;
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|
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for (final Object content : contents) {
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if (((JsonObject) content).has("videoSecondaryInfoRenderer")) {
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videoSecondaryInfoRenderer = ((JsonObject) content)
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.getObject("videoSecondaryInfoRenderer");
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break;
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}
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}
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|
|
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if (isNullOrEmpty(videoSecondaryInfoRenderer)) {
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throw new ParsingException("Could not find videoSecondaryInfoRenderer");
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}
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this.videoSecondaryInfoRenderer = videoSecondaryInfoRenderer;
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return videoSecondaryInfoRenderer;
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}
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@Nonnull
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private Map<String, ItagItem> getItags(final String streamingDataKey,
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final ItagItem.ItagType itagTypeWanted) {
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final Map<String, ItagItem> urlAndItags = new LinkedHashMap<>();
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if (desktopStreamingData == null && mobileStreamingData == null) {
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return urlAndItags;
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}
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// Use the mobileStreamingData object first because there is no n param and no
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// signatureCiphers in streaming URLs of the Android client
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urlAndItags.putAll(getStreamsFromStreamingDataKey(
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mobileStreamingData, streamingDataKey, itagTypeWanted));
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urlAndItags.putAll(getStreamsFromStreamingDataKey(
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desktopStreamingData, streamingDataKey, itagTypeWanted));
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return urlAndItags;
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}
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@Nonnull
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private Map<String, ItagItem> getStreamsFromStreamingDataKey(
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final JsonObject streamingData,
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final String streamingDataKey,
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final ItagItem.ItagType itagTypeWanted) {
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final Map<String, ItagItem> urlAndItagsFromStreamingDataObject = new LinkedHashMap<>();
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if (streamingData != null && streamingData.has(streamingDataKey)) {
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final JsonArray formats = streamingData.getArray(streamingDataKey);
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for (int i = 0; i != formats.size(); ++i) {
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JsonObject formatData = formats.getObject(i);
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int itag = formatData.getInt("itag");
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|
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if (ItagItem.isSupported(itag)) {
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try {
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final ItagItem itagItem = ItagItem.getItag(itag);
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if (itagItem.itagType == itagTypeWanted) {
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// Ignore streams that are delivered using YouTube's OTF format,
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// as those only work with DASH and not with progressive HTTP.
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if (formatData.getString("type", EMPTY_STRING)
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.equalsIgnoreCase("FORMAT_STREAM_TYPE_OTF")) {
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continue;
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}
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|
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final String streamUrl;
|
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if (formatData.has("url")) {
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streamUrl = formatData.getString("url");
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} else {
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// This url has an obfuscated signature
|
|
final String cipherString = formatData.has("cipher")
|
|
? formatData.getString("cipher")
|
|
: formatData.getString("signatureCipher");
|
|
final Map<String, String> cipher = Parser.compatParseMap(
|
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cipherString);
|
|
streamUrl = cipher.get("url") + "&" + cipher.get("sp") + "="
|
|
+ deobfuscateSignature(cipher.get("s"));
|
|
}
|
|
|
|
final JsonObject initRange = formatData.getObject("initRange");
|
|
final JsonObject indexRange = formatData.getObject("indexRange");
|
|
final String mimeType = formatData.getString("mimeType", EMPTY_STRING);
|
|
final String codec = mimeType.contains("codecs")
|
|
? mimeType.split("\"")[1] : EMPTY_STRING;
|
|
|
|
itagItem.setBitrate(formatData.getInt("bitrate"));
|
|
itagItem.setWidth(formatData.getInt("width"));
|
|
itagItem.setHeight(formatData.getInt("height"));
|
|
itagItem.setInitStart(Integer.parseInt(initRange.getString("start",
|
|
"-1")));
|
|
itagItem.setInitEnd(Integer.parseInt(initRange.getString("end",
|
|
"-1")));
|
|
itagItem.setIndexStart(Integer.parseInt(indexRange.getString("start",
|
|
"-1")));
|
|
itagItem.setIndexEnd(Integer.parseInt(indexRange.getString("end",
|
|
"-1")));
|
|
itagItem.fps = formatData.getInt("fps");
|
|
itagItem.setQuality(formatData.getString("quality"));
|
|
itagItem.setCodec(codec);
|
|
|
|
urlAndItagsFromStreamingDataObject.put(streamUrl, itagItem);
|
|
}
|
|
} catch (final UnsupportedEncodingException | ParsingException ignored) {
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return urlAndItagsFromStreamingDataObject;
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public List<Frameset> getFrames() throws ExtractionException {
|
|
try {
|
|
final JsonObject storyboards = playerResponse.getObject("storyboards");
|
|
final JsonObject storyboardsRenderer;
|
|
if (storyboards.has("playerLiveStoryboardSpecRenderer")) {
|
|
storyboardsRenderer = storyboards.getObject("playerLiveStoryboardSpecRenderer");
|
|
} else {
|
|
storyboardsRenderer = storyboards.getObject("playerStoryboardSpecRenderer");
|
|
}
|
|
|
|
if (storyboardsRenderer == null) {
|
|
return Collections.emptyList();
|
|
}
|
|
|
|
final String storyboardsRendererSpec = storyboardsRenderer.getString("spec");
|
|
if (storyboardsRendererSpec == null) {
|
|
return Collections.emptyList();
|
|
}
|
|
|
|
final String[] spec = storyboardsRendererSpec.split("\\|");
|
|
final String url = spec[0];
|
|
final ArrayList<Frameset> result = new ArrayList<>(spec.length - 1);
|
|
|
|
for (int i = 1; i < spec.length; ++i) {
|
|
final String[] parts = spec[i].split("#");
|
|
if (parts.length != 8 || Integer.parseInt(parts[5]) == 0) {
|
|
continue;
|
|
}
|
|
final int frameWidth = Integer.parseInt(parts[0]);
|
|
final int frameHeight = Integer.parseInt(parts[1]);
|
|
final int totalCount = Integer.parseInt(parts[2]);
|
|
final int framesPerPageX = Integer.parseInt(parts[3]);
|
|
final int framesPerPageY = Integer.parseInt(parts[4]);
|
|
final String baseUrl = url.replace("$L", String.valueOf(i - 1))
|
|
.replace("$N", parts[6]) + "&sigh=" + parts[7];
|
|
final List<String> urls;
|
|
if (baseUrl.contains("$M")) {
|
|
final int totalPages = (int) Math.ceil(totalCount / (double)
|
|
(framesPerPageX * framesPerPageY));
|
|
urls = new ArrayList<>(totalPages);
|
|
for (int j = 0; j < totalPages; j++) {
|
|
urls.add(baseUrl.replace("$M", String.valueOf(j)));
|
|
}
|
|
} else {
|
|
urls = Collections.singletonList(baseUrl);
|
|
}
|
|
result.add(new Frameset(
|
|
urls,
|
|
frameWidth,
|
|
frameHeight,
|
|
totalCount,
|
|
Integer.parseInt(parts[5]),
|
|
framesPerPageX,
|
|
framesPerPageY
|
|
));
|
|
}
|
|
result.trimToSize();
|
|
return result;
|
|
} catch (final Exception e) {
|
|
throw new ExtractionException("Could not get frames", e);
|
|
}
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public Privacy getPrivacy() {
|
|
final boolean isUnlisted = playerResponse.getObject("microformat")
|
|
.getObject("playerMicroformatRenderer").getBoolean("isUnlisted");
|
|
return isUnlisted ? Privacy.UNLISTED : Privacy.PUBLIC;
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public String getCategory() {
|
|
return playerResponse.getObject("microformat").getObject("playerMicroformatRenderer")
|
|
.getString("category", EMPTY_STRING);
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public String getLicence() throws ParsingException {
|
|
final JsonObject metadataRowRenderer = getVideoSecondaryInfoRenderer()
|
|
.getObject("metadataRowContainer").getObject("metadataRowContainerRenderer")
|
|
.getArray("rows")
|
|
.getObject(0).getObject("metadataRowRenderer");
|
|
|
|
final JsonArray contents = metadataRowRenderer.getArray("contents");
|
|
final String license = getTextFromObject(contents.getObject(0));
|
|
return license != null && "Licence".equals(getTextFromObject(metadataRowRenderer
|
|
.getObject("title"))) ? license : "YouTube licence";
|
|
}
|
|
|
|
@Override
|
|
public Locale getLanguageInfo() {
|
|
return null;
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public List<String> getTags() {
|
|
return JsonUtils.getStringListFromJsonArray(playerResponse.getObject("videoDetails")
|
|
.getArray("keywords"));
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public List<StreamSegment> getStreamSegments() throws ParsingException {
|
|
final ArrayList<StreamSegment> segments = new ArrayList<>();
|
|
if (nextResponse.has("engagementPanels")) {
|
|
final JsonArray panels = nextResponse.getArray("engagementPanels");
|
|
JsonArray segmentsArray = null;
|
|
|
|
// Search for correct panel containing the data
|
|
for (int i = 0; i < panels.size(); i++) {
|
|
final String panelIdentifier = panels.getObject(i)
|
|
.getObject("engagementPanelSectionListRenderer")
|
|
.getString("panelIdentifier");
|
|
if (panelIdentifier.equals(
|
|
"engagement-panel-macro-markers-description-chapters")) {
|
|
segmentsArray = panels.getObject(i)
|
|
.getObject("engagementPanelSectionListRenderer").getObject("content")
|
|
.getObject("macroMarkersListRenderer").getArray("contents");
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (segmentsArray != null) {
|
|
final long duration = getLength();
|
|
for (final Object object : segmentsArray) {
|
|
final JsonObject segmentJson = ((JsonObject) object)
|
|
.getObject("macroMarkersListItemRenderer");
|
|
|
|
final int startTimeSeconds = segmentJson.getObject("onTap")
|
|
.getObject("watchEndpoint").getInt("startTimeSeconds", -1);
|
|
|
|
if (startTimeSeconds == -1) {
|
|
throw new ParsingException("Could not get stream segment start time.");
|
|
}
|
|
if (startTimeSeconds > duration) {
|
|
break;
|
|
}
|
|
|
|
final String title = getTextFromObject(segmentJson.getObject("title"));
|
|
if (isNullOrEmpty(title)) {
|
|
throw new ParsingException("Could not get stream segment title.");
|
|
}
|
|
|
|
final StreamSegment segment = new StreamSegment(title, startTimeSeconds);
|
|
segment.setUrl(getUrl() + "?t=" + startTimeSeconds);
|
|
if (segmentJson.has("thumbnail")) {
|
|
final JsonArray previewsArray = segmentJson.getObject("thumbnail")
|
|
.getArray("thumbnails");
|
|
if (!previewsArray.isEmpty()) {
|
|
// Assume that the thumbnail with the highest resolution is at the
|
|
// last position
|
|
final String url = previewsArray
|
|
.getObject(previewsArray.size() - 1).getString("url");
|
|
segment.setPreviewUrl(fixThumbnailUrl(url));
|
|
}
|
|
}
|
|
segments.add(segment);
|
|
}
|
|
}
|
|
}
|
|
return segments;
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public List<MetaInfo> getMetaInfo() throws ParsingException {
|
|
return YoutubeParsingHelper.getMetaInfo(
|
|
nextResponse.getObject("contents").getObject("twoColumnWatchNextResults")
|
|
.getObject("results").getObject("results").getArray("contents"));
|
|
}
|
|
|
|
/**
|
|
* Reset YouTube's deobfuscation code.
|
|
* <p>
|
|
* This is needed for mocks in YouTube stream tests, because when they are ran, the
|
|
* {@code signatureTimestamp} is known (the {@code sts} string) so a different body than the
|
|
* body present in the mocks is send by the extractor instance. As a result, running all
|
|
* YouTube stream tests with the MockDownloader (like the CI does) will fail if this method is
|
|
* not called before fetching the page of a test.
|
|
* </p>
|
|
*/
|
|
public static void resetDeobfuscationCode() {
|
|
cachedDeobfuscationCode = null;
|
|
playerCode = null;
|
|
sts = null;
|
|
YoutubeJavaScriptExtractor.resetJavaScriptCode();
|
|
}
|
|
}
|