1071 lines
42 KiB
Java
1071 lines
42 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.JsonParser;
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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.NewPipe;
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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.ContentNotAvailableException;
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import org.schabi.newpipe.extractor.exceptions.ExtractionException;
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import org.schabi.newpipe.extractor.exceptions.ParsingException;
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import org.schabi.newpipe.extractor.exceptions.ReCaptchaException;
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import org.schabi.newpipe.extractor.linkhandler.LinkHandler;
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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.YoutubeParsingHelper;
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import org.schabi.newpipe.extractor.services.youtube.linkHandler.YoutubeChannelLinkHandlerFactory;
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import org.schabi.newpipe.extractor.stream.AudioStream;
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import org.schabi.newpipe.extractor.stream.Description;
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import org.schabi.newpipe.extractor.stream.Frameset;
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import org.schabi.newpipe.extractor.stream.Stream;
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import org.schabi.newpipe.extractor.stream.StreamExtractor;
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import org.schabi.newpipe.extractor.stream.StreamInfoItemExtractor;
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import org.schabi.newpipe.extractor.stream.StreamInfoItemsCollector;
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import org.schabi.newpipe.extractor.stream.StreamType;
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import org.schabi.newpipe.extractor.stream.SubtitlesStream;
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import org.schabi.newpipe.extractor.stream.VideoStream;
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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 java.io.IOException;
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import java.io.UnsupportedEncodingException;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Calendar;
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import java.util.Collections;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.LinkedHashMap;
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import java.util.List;
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import java.util.Locale;
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import java.util.Map;
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import javax.annotation.Nonnull;
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import javax.annotation.Nullable;
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import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.fixThumbnailUrl;
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import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getJsonResponse;
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import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getTextFromObject;
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import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.getUrlFromNavigationEndpoint;
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import static org.schabi.newpipe.extractor.utils.JsonUtils.EMPTY_STRING;
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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 class DecryptException extends ParsingException {
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DecryptException(String message, 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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private JsonArray initialAjaxJson;
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@Nullable
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private JsonObject playerArgs;
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@Nonnull
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private final Map<String, String> videoInfoPage = new HashMap<>();
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private JsonObject playerResponse;
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private JsonObject initialData;
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private JsonObject videoPrimaryInfoRenderer;
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private JsonObject videoSecondaryInfoRenderer;
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private int ageLimit;
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@Nonnull
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private List<SubtitlesInfo> subtitlesInfos = new ArrayList<>();
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public YoutubeStreamExtractor(StreamingService service, 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 (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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@Override
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public String getTextualUploadDate() throws ParsingException {
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if (getStreamType().equals(StreamType.LIVE_STREAM)) {
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return null;
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}
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JsonObject micro = playerResponse.getObject("microformat").getObject("playerMicroformatRenderer");
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if (micro.isString("uploadDate") && !micro.getString("uploadDate").isEmpty()) {
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return micro.getString("uploadDate");
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}
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if (micro.isString("publishDate") && !micro.getString("publishDate").isEmpty()) {
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return micro.getString("publishDate");
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}
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if (getTextFromObject(getVideoPrimaryInfoRenderer().getObject("dateText")).startsWith("Premiered")) {
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String time = getTextFromObject(getVideoPrimaryInfoRenderer().getObject("dateText")).substring(10);
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try { // Premiered 20 hours ago
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TimeAgoParser timeAgoParser = TimeAgoPatternsManager.getTimeAgoParserFor(Localization.fromLocalizationCode("en"));
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Calendar parsedTime = timeAgoParser.parse(time).date();
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return new SimpleDateFormat("yyyy-MM-dd").format(parsedTime.getTime());
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} catch (Exception ignored) {}
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try { // Premiered Feb 21, 2020
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Date d = new SimpleDateFormat("MMM dd, YYYY", Locale.ENGLISH).parse(time);
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return new SimpleDateFormat("yyyy-MM-dd").format(d.getTime());
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} catch (Exception ignored) {}
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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 the textual date
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Date d = new SimpleDateFormat("dd MMM yyyy", Locale.ENGLISH).parse(
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getTextFromObject(getVideoPrimaryInfoRenderer().getObject("dateText")));
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return new SimpleDateFormat("yyyy-MM-dd").format(d);
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} catch (Exception ignored) {}
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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").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 (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() {
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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().getObject("description"), true);
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if (description != null && !description.isEmpty()) return new Description(description, Description.HTML);
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} catch (ParsingException ignored) {
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// age-restricted videos cause a ParsingException here
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}
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// raw non-html description
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return new Description(playerResponse.getObject("videoDetails").getString("shortDescription"), Description.PLAIN_TEXT);
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}
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@Override
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public int getAgeLimit() {
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if (isNullOrEmpty(initialData)) throw new IllegalStateException("initialData is not parsed yet");
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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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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 (Exception e) {
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try {
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String durationMs = playerResponse
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.getObject("streamingData")
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.getArray("formats")
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.getObject(0)
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.getString("approxDurationMs");
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return Math.round(Long.parseLong(durationMs) / 1000f);
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} catch (Exception ignored) {
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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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return getTimestampSeconds("((#|&|\\?)(t|start)=\\d{0,3}h?\\d{0,3}m?\\d{1,3}s?)");
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}
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@Override
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public long getViewCount() throws ParsingException {
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assertPageFetched();
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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 (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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try {
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likesString = getVideoPrimaryInfoRenderer().getObject("sentimentBar")
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.getObject("sentimentBarRenderer").getString("tooltip").split("/")[0];
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} catch (NullPointerException e) {
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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", e);
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}
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return -1;
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}
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return Integer.parseInt(Utils.removeNonDigitCharacters(likesString));
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} catch (NumberFormatException nfe) {
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throw new ParsingException("Could not parse \"" + likesString + "\" as an Integer", nfe);
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} catch (Exception e) {
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if (ageLimit == 18) return -1;
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throw new ParsingException("Could not get like count", e);
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}
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}
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@Override
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public long getDislikeCount() throws ParsingException {
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assertPageFetched();
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String dislikesString = "";
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try {
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try {
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dislikesString = getVideoPrimaryInfoRenderer().getObject("sentimentBar")
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.getObject("sentimentBarRenderer").getString("tooltip").split("/")[1];
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} catch (NullPointerException e) {
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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 dislike button is missing", e);
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}
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return -1;
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}
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return Integer.parseInt(Utils.removeNonDigitCharacters(dislikesString));
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} catch (NumberFormatException nfe) {
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throw new ParsingException("Could not parse \"" + dislikesString + "\" as an Integer", nfe);
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} catch (Exception e) {
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if (ageLimit == 18) return -1;
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throw new ParsingException("Could not get dislike count", e);
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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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try {
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String uploaderUrl = getUrlFromNavigationEndpoint(getVideoSecondaryInfoRenderer()
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.getObject("owner").getObject("videoOwnerRenderer").getObject("navigationEndpoint"));
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if (!isNullOrEmpty(uploaderUrl)) {
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return uploaderUrl;
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}
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} catch (ParsingException ignored) {
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// age-restricted videos cause a ParsingException here
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}
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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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String uploaderName = null;
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try {
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uploaderName = getTextFromObject(getVideoSecondaryInfoRenderer().getObject("owner")
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.getObject("videoOwnerRenderer").getObject("title"));
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} catch (ParsingException ignored) { }
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if (isNullOrEmpty(uploaderName)) {
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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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}
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return uploaderName;
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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").getObject("videoOwnerRenderer")
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.getObject("thumbnail").getArray("thumbnails").getObject(0).getString("url");
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} catch (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 == 18) return "";
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throw new ParsingException("Could not get uploader avatar URL");
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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 getSubChannelUrl() throws ParsingException {
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return "";
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}
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@Nonnull
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@Override
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public String getSubChannelName() throws ParsingException {
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return "";
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}
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@Nonnull
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@Override
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public String getSubChannelAvatarUrl() throws ParsingException {
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return "";
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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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try {
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String dashManifestUrl;
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if (playerResponse.getObject("streamingData").isString("dashManifestUrl")) {
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return playerResponse.getObject("streamingData").getString("dashManifestUrl");
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} else if (videoInfoPage.containsKey("dashmpd")) {
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dashManifestUrl = videoInfoPage.get("dashmpd");
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} else if (playerArgs != null && playerArgs.isString("dashmpd")) {
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dashManifestUrl = playerArgs.getString("dashmpd", EMPTY_STRING);
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} else {
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return "";
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}
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if (!dashManifestUrl.contains("/signature/")) {
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String encryptedSig = Parser.matchGroup1("/s/([a-fA-F0-9\\.]+)", dashManifestUrl);
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String decryptedSig;
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decryptedSig = decryptSignature(encryptedSig, decryptionCode);
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dashManifestUrl = dashManifestUrl.replace("/s/" + encryptedSig, "/signature/" + decryptedSig);
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}
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return dashManifestUrl;
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} catch (Exception e) {
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throw new ParsingException("Could not get dash manifest url", e);
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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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try {
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return playerResponse.getObject("streamingData").getString("hlsManifestUrl");
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} catch (Exception e) {
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if (playerArgs != null && playerArgs.isString("hlsvp")) {
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return playerArgs.getString("hlsvp");
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} else {
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throw new ParsingException("Could not get hls manifest url", e);
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}
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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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List<AudioStream> audioStreams = new ArrayList<>();
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try {
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for (Map.Entry<String, ItagItem> entry : getItags(ADAPTIVE_FORMATS, ItagItem.ItagType.AUDIO).entrySet()) {
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ItagItem itag = entry.getValue();
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AudioStream audioStream = new AudioStream(entry.getKey(), itag.getMediaFormat(), itag.avgBitrate);
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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 (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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List<VideoStream> videoStreams = new ArrayList<>();
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try {
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for (Map.Entry<String, ItagItem> entry : getItags(FORMATS, ItagItem.ItagType.VIDEO).entrySet()) {
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ItagItem itag = entry.getValue();
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VideoStream videoStream = new VideoStream(entry.getKey(), itag.getMediaFormat(), itag.resolutionString);
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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 (Exception e) {
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throw new ParsingException("Could not get video streams", e);
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}
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return videoStreams;
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}
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@Override
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public List<VideoStream> getVideoOnlyStreams() throws ExtractionException {
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assertPageFetched();
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List<VideoStream> videoOnlyStreams = new ArrayList<>();
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try {
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for (Map.Entry<String, ItagItem> entry : getItags(ADAPTIVE_FORMATS, ItagItem.ItagType.VIDEO_ONLY).entrySet()) {
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|
ItagItem itag = entry.getValue();
|
|
|
|
VideoStream videoStream = new VideoStream(entry.getKey(), itag.getMediaFormat(), itag.resolutionString, true);
|
|
if (!Stream.containSimilarStream(videoStream, videoOnlyStreams)) {
|
|
videoOnlyStreams.add(videoStream);
|
|
}
|
|
}
|
|
} catch (Exception e) {
|
|
throw new ParsingException("Could not get video only streams", e);
|
|
}
|
|
|
|
return videoOnlyStreams;
|
|
}
|
|
|
|
@Override
|
|
@Nonnull
|
|
public List<SubtitlesStream> getSubtitlesDefault() {
|
|
return getSubtitles(MediaFormat.TTML);
|
|
}
|
|
|
|
@Override
|
|
@Nonnull
|
|
public List<SubtitlesStream> getSubtitles(final MediaFormat format) {
|
|
assertPageFetched();
|
|
List<SubtitlesStream> subtitles = new ArrayList<>();
|
|
for (final SubtitlesInfo subtitlesInfo : subtitlesInfos) {
|
|
subtitles.add(subtitlesInfo.getSubtitle(format));
|
|
}
|
|
return subtitles;
|
|
}
|
|
|
|
@Override
|
|
public StreamType getStreamType() throws ParsingException {
|
|
assertPageFetched();
|
|
try {
|
|
if (!playerResponse.getObject("streamingData").has(FORMATS) ||
|
|
(playerArgs != null && playerArgs.has("ps") && playerArgs.get("ps").toString().equals("live"))) {
|
|
return StreamType.LIVE_STREAM;
|
|
}
|
|
} catch (Exception e) {
|
|
throw new ParsingException("Could not get stream type", e);
|
|
}
|
|
return StreamType.VIDEO_STREAM;
|
|
}
|
|
|
|
private StreamInfoItemExtractor getNextStream() throws ExtractionException {
|
|
try {
|
|
final JsonObject firstWatchNextItem = initialData.getObject("contents")
|
|
.getObject("twoColumnWatchNextResults").getObject("secondaryResults")
|
|
.getObject("secondaryResults").getArray("results").getObject(0);
|
|
|
|
if (!firstWatchNextItem.has("compactAutoplayRenderer")) {
|
|
// there is no "next" stream
|
|
return null;
|
|
}
|
|
|
|
final JsonObject videoInfo = firstWatchNextItem.getObject("compactAutoplayRenderer")
|
|
.getArray("contents").getObject(0).getObject("compactVideoRenderer");
|
|
|
|
return new YoutubeStreamInfoItemExtractor(videoInfo, getTimeAgoParser());
|
|
} catch (Exception e) {
|
|
throw new ParsingException("Could not get next video", e);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public StreamInfoItemsCollector getRelatedStreams() throws ExtractionException {
|
|
assertPageFetched();
|
|
|
|
if (getAgeLimit() != NO_AGE_LIMIT) return null;
|
|
|
|
try {
|
|
final StreamInfoItemsCollector collector = new StreamInfoItemsCollector(getServiceId());
|
|
|
|
final StreamInfoItemExtractor nextStream = getNextStream();
|
|
if (nextStream != null) {
|
|
collector.commit(nextStream);
|
|
}
|
|
|
|
final JsonArray results = initialData.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 (Exception e) {
|
|
throw new ParsingException("Could not get related videos", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
@Override
|
|
public String getErrorMessage() {
|
|
try {
|
|
return getTextFromObject(initialAjaxJson.getObject(2).getObject("playerResponse").getObject("playabilityStatus")
|
|
.getObject("errorScreen").getObject("playerErrorMessageRenderer").getObject("reason"));
|
|
} catch (ParsingException e) {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/*//////////////////////////////////////////////////////////////////////////
|
|
// Fetch page
|
|
//////////////////////////////////////////////////////////////////////////*/
|
|
|
|
private static final String FORMATS = "formats";
|
|
private static final String ADAPTIVE_FORMATS = "adaptiveFormats";
|
|
private static final String HTTPS = "https:";
|
|
private static final String DECRYPTION_FUNC_NAME = "decrypt";
|
|
|
|
private final static 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*\\)",
|
|
"([\\w$]+)\\s*=\\s*function\\((\\w+)\\)\\{\\s*\\2=\\s*\\2\\.split\\(\"\"\\)\\s*;",
|
|
"\\b([\\w$]{2})\\s*=\\s*function\\((\\w+)\\)\\{\\s*\\2=\\s*\\2\\.split\\(\"\"\\)\\s*;",
|
|
"yt\\.akamaized\\.net/\\)\\s*\\|\\|\\s*.*?\\s*c\\s*&&\\s*d\\.set\\([^,]+\\s*,\\s*(:encodeURIComponent\\s*\\()([a-zA-Z0-9$]+)\\(",
|
|
"\\bc\\s*&&\\s*d\\.set\\([^,]+\\s*,\\s*(:encodeURIComponent\\s*\\()([a-zA-Z0-9$]+)\\("
|
|
};
|
|
;
|
|
|
|
private volatile String decryptionCode = "";
|
|
|
|
@Override
|
|
public void onFetchPage(@Nonnull Downloader downloader) throws IOException, ExtractionException {
|
|
final String url = getUrl() + "&pbj=1";
|
|
|
|
initialAjaxJson = getJsonResponse(url, getExtractorLocalization());
|
|
|
|
final String playerUrl;
|
|
|
|
if (initialAjaxJson.getObject(2).has("response")) { // age-restricted videos
|
|
initialData = initialAjaxJson.getObject(2).getObject("response");
|
|
ageLimit = 18;
|
|
|
|
final EmbeddedInfo info = getEmbeddedInfo();
|
|
final String videoInfoUrl = getVideoInfoUrl(getId(), info.sts);
|
|
final String infoPageResponse = downloader.get(videoInfoUrl, getExtractorLocalization()).responseBody();
|
|
videoInfoPage.putAll(Parser.compatParseMap(infoPageResponse));
|
|
playerUrl = info.url;
|
|
} else {
|
|
initialData = initialAjaxJson.getObject(3).getObject("response");
|
|
ageLimit = NO_AGE_LIMIT;
|
|
|
|
playerArgs = getPlayerArgs(initialAjaxJson.getObject(2).getObject("player"));
|
|
playerUrl = getPlayerUrl(initialAjaxJson.getObject(2).getObject("player"));
|
|
}
|
|
|
|
playerResponse = getPlayerResponse();
|
|
|
|
final JsonObject playabilityStatus = playerResponse.getObject("playabilityStatus");
|
|
final String status = playabilityStatus.getString("status");
|
|
// If status exist, and is not "OK", throw a ContentNotAvailableException with the reason.
|
|
if (status != null && !status.toLowerCase().equals("ok")) {
|
|
final String reason = playabilityStatus.getString("reason");
|
|
throw new ContentNotAvailableException("Got error: \"" + reason + "\"");
|
|
}
|
|
|
|
if (decryptionCode.isEmpty()) {
|
|
decryptionCode = loadDecryptionCode(playerUrl);
|
|
}
|
|
|
|
if (subtitlesInfos.isEmpty()) {
|
|
subtitlesInfos.addAll(getAvailableSubtitlesInfo());
|
|
}
|
|
}
|
|
|
|
private JsonObject getPlayerArgs(JsonObject playerConfig) throws ParsingException {
|
|
JsonObject playerArgs;
|
|
|
|
//attempt to load the youtube js player JSON arguments
|
|
try {
|
|
playerArgs = playerConfig.getObject("args");
|
|
} catch (Exception e) {
|
|
throw new ParsingException("Could not parse yt player config", e);
|
|
}
|
|
|
|
return playerArgs;
|
|
}
|
|
|
|
private String getPlayerUrl(JsonObject playerConfig) throws ParsingException {
|
|
try {
|
|
// The Youtube service needs to be initialized by downloading the
|
|
// js-Youtube-player. This is done in order to get the algorithm
|
|
// for decrypting cryptic signatures inside certain stream urls.
|
|
String playerUrl;
|
|
|
|
JsonObject ytAssets = playerConfig.getObject("assets");
|
|
playerUrl = ytAssets.getString("js");
|
|
|
|
if (playerUrl.startsWith("//")) {
|
|
playerUrl = HTTPS + playerUrl;
|
|
}
|
|
return playerUrl;
|
|
} catch (Exception e) {
|
|
throw new ParsingException("Could not load decryption code for the Youtube service.", e);
|
|
}
|
|
}
|
|
|
|
private JsonObject getPlayerResponse() throws ParsingException {
|
|
try {
|
|
String playerResponseStr;
|
|
if (playerArgs != null) {
|
|
playerResponseStr = playerArgs.getString("player_response");
|
|
} else {
|
|
playerResponseStr = videoInfoPage.get("player_response");
|
|
}
|
|
return JsonParser.object().from(playerResponseStr);
|
|
} catch (Exception e) {
|
|
throw new ParsingException("Could not parse yt player response", e);
|
|
}
|
|
}
|
|
|
|
@Nonnull
|
|
private EmbeddedInfo getEmbeddedInfo() throws ParsingException, ReCaptchaException {
|
|
try {
|
|
final Downloader downloader = NewPipe.getDownloader();
|
|
final String embedUrl = "https://www.youtube.com/embed/" + getId();
|
|
final String embedPageContent = downloader.get(embedUrl, getExtractorLocalization()).responseBody();
|
|
|
|
// Get player url
|
|
final String assetsPattern = "\"assets\":.+?\"js\":\\s*(\"[^\"]+\")";
|
|
String playerUrl = Parser.matchGroup1(assetsPattern, embedPageContent)
|
|
.replace("\\", "").replace("\"", "");
|
|
if (playerUrl.startsWith("//")) {
|
|
playerUrl = HTTPS + playerUrl;
|
|
}
|
|
|
|
try {
|
|
// Get embed sts
|
|
final String stsPattern = "\"sts\"\\s*:\\s*(\\d+)";
|
|
final String sts = Parser.matchGroup1(stsPattern, embedPageContent);
|
|
return new EmbeddedInfo(playerUrl, sts);
|
|
} catch (Exception i) {
|
|
// if it fails we simply reply with no sts as then it does not seem to be necessary
|
|
return new EmbeddedInfo(playerUrl, "");
|
|
}
|
|
|
|
} catch (IOException e) {
|
|
throw new ParsingException(
|
|
"Could load decryption code form restricted video for the Youtube service.", e);
|
|
}
|
|
}
|
|
|
|
private String loadDecryptionCode(String playerUrl) throws DecryptException {
|
|
try {
|
|
Downloader downloader = NewPipe.getDownloader();
|
|
if (!playerUrl.contains("https://youtube.com")) {
|
|
//sometimes the https://youtube.com part does not get send with
|
|
//than we have to add it by hand
|
|
playerUrl = "https://youtube.com" + playerUrl;
|
|
}
|
|
|
|
final String playerCode = downloader.get(playerUrl, getExtractorLocalization()).responseBody();
|
|
final String decryptionFunctionName = getDecryptionFuncName(playerCode);
|
|
|
|
final String functionPattern = "("
|
|
+ decryptionFunctionName.replace("$", "\\$")
|
|
+ "=function\\([a-zA-Z0-9_]+\\)\\{.+?\\})";
|
|
final String decryptionFunction = "var " + Parser.matchGroup1(functionPattern, playerCode) + ";";
|
|
|
|
final String helperObjectName =
|
|
Parser.matchGroup1(";([A-Za-z0-9_\\$]{2})\\...\\(", decryptionFunction);
|
|
final String helperPattern =
|
|
"(var " + helperObjectName.replace("$", "\\$") + "=\\{.+?\\}\\};)";
|
|
final String helperObject =
|
|
Parser.matchGroup1(helperPattern, playerCode.replace("\n", ""));
|
|
|
|
final String callerFunction =
|
|
"function " + DECRYPTION_FUNC_NAME + "(a){return " + decryptionFunctionName + "(a);}";
|
|
|
|
return helperObject + decryptionFunction + callerFunction;
|
|
} catch (IOException ioe) {
|
|
throw new DecryptException("Could not load decrypt function", ioe);
|
|
} catch (Exception e) {
|
|
throw new DecryptException("Could not parse decrypt function ", e);
|
|
}
|
|
}
|
|
|
|
private String decryptSignature(String encryptedSig, String decryptionCode) throws DecryptException {
|
|
Context context = Context.enter();
|
|
context.setOptimizationLevel(-1);
|
|
Object result;
|
|
try {
|
|
ScriptableObject scope = context.initStandardObjects();
|
|
context.evaluateString(scope, decryptionCode, "decryptionCode", 1, null);
|
|
Function decryptionFunc = (Function) scope.get("decrypt", scope);
|
|
result = decryptionFunc.call(context, scope, scope, new Object[]{encryptedSig});
|
|
} catch (Exception e) {
|
|
throw new DecryptException("could not get decrypt signature", e);
|
|
} finally {
|
|
Context.exit();
|
|
}
|
|
return result == null ? "" : result.toString();
|
|
}
|
|
|
|
private String getDecryptionFuncName(final String playerCode) throws DecryptException {
|
|
Parser.RegexException exception = null;
|
|
for (final String regex : REGEXES) {
|
|
try {
|
|
return Parser.matchGroup1(regex, playerCode);
|
|
} catch (Parser.RegexException re) {
|
|
if (exception == null) {
|
|
exception = re;
|
|
}
|
|
}
|
|
}
|
|
throw new DecryptException("Could not find decrypt function with any of the given patterns.", exception);
|
|
}
|
|
|
|
@Nonnull
|
|
private List<SubtitlesInfo> getAvailableSubtitlesInfo() {
|
|
// If the video is age restricted getPlayerConfig will fail
|
|
if (getAgeLimit() != NO_AGE_LIMIT) return Collections.emptyList();
|
|
|
|
final JsonObject captions;
|
|
if (!playerResponse.has("captions")) {
|
|
// Captions does not exist
|
|
return Collections.emptyList();
|
|
}
|
|
captions = playerResponse.getObject("captions");
|
|
|
|
final JsonObject renderer = 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");
|
|
|
|
// This check is necessary since there may be cases where subtitles metadata do not contain caption track info
|
|
// e.g. https://www.youtube.com/watch?v=-Vpwatutnko
|
|
final int captionsSize = captionsArray.size();
|
|
if (captionsSize == 0) return Collections.emptyList();
|
|
|
|
List<SubtitlesInfo> result = new ArrayList<>();
|
|
for (int i = 0; i < captionsSize; 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.");
|
|
result.add(new SubtitlesInfo(baseUrl, languageCode, isAutoGenerated));
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
/*//////////////////////////////////////////////////////////////////////////
|
|
// Data Class
|
|
//////////////////////////////////////////////////////////////////////////*/
|
|
|
|
private class EmbeddedInfo {
|
|
final String url;
|
|
final String sts;
|
|
|
|
EmbeddedInfo(final String url, final String sts) {
|
|
this.url = url;
|
|
this.sts = sts;
|
|
}
|
|
}
|
|
|
|
private class SubtitlesInfo {
|
|
final String cleanUrl;
|
|
final String languageCode;
|
|
final boolean isGenerated;
|
|
|
|
public SubtitlesInfo(final String baseUrl, final String languageCode, final boolean isGenerated) {
|
|
this.cleanUrl = baseUrl
|
|
.replaceAll("&fmt=[^&]*", "") // Remove preexisting format if exists
|
|
.replaceAll("&tlang=[^&]*", ""); // Remove translation language
|
|
this.languageCode = languageCode;
|
|
this.isGenerated = isGenerated;
|
|
}
|
|
|
|
public SubtitlesStream getSubtitle(final MediaFormat format) {
|
|
return new SubtitlesStream(format, languageCode, cleanUrl + "&fmt=" + format.getSuffix(), isGenerated);
|
|
}
|
|
}
|
|
|
|
/*//////////////////////////////////////////////////////////////////////////
|
|
// Utils
|
|
//////////////////////////////////////////////////////////////////////////*/
|
|
|
|
private JsonObject getVideoPrimaryInfoRenderer() throws ParsingException {
|
|
if (this.videoPrimaryInfoRenderer != null) return this.videoPrimaryInfoRenderer;
|
|
|
|
JsonArray contents = initialData.getObject("contents").getObject("twoColumnWatchNextResults")
|
|
.getObject("results").getObject("results").getArray("contents");
|
|
JsonObject videoPrimaryInfoRenderer = null;
|
|
|
|
for (Object content : contents) {
|
|
if (((JsonObject) content).has("videoPrimaryInfoRenderer")) {
|
|
videoPrimaryInfoRenderer = ((JsonObject) content).getObject("videoPrimaryInfoRenderer");
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (isNullOrEmpty(videoPrimaryInfoRenderer)) {
|
|
throw new ParsingException("Could not find videoPrimaryInfoRenderer");
|
|
}
|
|
|
|
this.videoPrimaryInfoRenderer = videoPrimaryInfoRenderer;
|
|
return videoPrimaryInfoRenderer;
|
|
}
|
|
|
|
private JsonObject getVideoSecondaryInfoRenderer() throws ParsingException {
|
|
if (this.videoSecondaryInfoRenderer != null) return this.videoSecondaryInfoRenderer;
|
|
|
|
JsonArray contents = initialData.getObject("contents").getObject("twoColumnWatchNextResults")
|
|
.getObject("results").getObject("results").getArray("contents");
|
|
JsonObject videoSecondaryInfoRenderer = null;
|
|
|
|
for (Object content : contents) {
|
|
if (((JsonObject) content).has("videoSecondaryInfoRenderer")) {
|
|
videoSecondaryInfoRenderer = ((JsonObject) content).getObject("videoSecondaryInfoRenderer");
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (isNullOrEmpty(videoSecondaryInfoRenderer)) {
|
|
throw new ParsingException("Could not find videoSecondaryInfoRenderer");
|
|
}
|
|
|
|
this.videoSecondaryInfoRenderer = videoSecondaryInfoRenderer;
|
|
return videoSecondaryInfoRenderer;
|
|
}
|
|
|
|
@Nonnull
|
|
private static String getVideoInfoUrl(final String id, final String sts) {
|
|
// TODO: Try parsing embedded_player_response first
|
|
return "https://www.youtube.com/get_video_info?" + "video_id=" + id +
|
|
"&eurl=https://youtube.googleapis.com/v/" + id +
|
|
"&sts=" + sts + "&ps=default&gl=US&hl=en";
|
|
}
|
|
|
|
private Map<String, ItagItem> getItags(String streamingDataKey, ItagItem.ItagType itagTypeWanted) throws ParsingException {
|
|
Map<String, ItagItem> urlAndItags = new LinkedHashMap<>();
|
|
JsonObject streamingData = playerResponse.getObject("streamingData");
|
|
if (!streamingData.has(streamingDataKey)) {
|
|
return urlAndItags;
|
|
}
|
|
|
|
JsonArray formats = streamingData.getArray(streamingDataKey);
|
|
for (int i = 0; i != formats.size(); ++i) {
|
|
JsonObject formatData = formats.getObject(i);
|
|
int itag = formatData.getInt("itag");
|
|
|
|
if (ItagItem.isSupported(itag)) {
|
|
try {
|
|
ItagItem itagItem = ItagItem.getItag(itag);
|
|
if (itagItem.itagType == itagTypeWanted) {
|
|
String streamUrl;
|
|
if (formatData.has("url")) {
|
|
streamUrl = formatData.getString("url");
|
|
} else {
|
|
// this url has an encrypted signature
|
|
final String cipherString = formatData.has("cipher")
|
|
? formatData.getString("cipher")
|
|
: formatData.getString("signatureCipher");
|
|
final Map<String, String> cipher = Parser.compatParseMap(cipherString);
|
|
streamUrl = cipher.get("url") + "&" + cipher.get("sp") + "="
|
|
+ decryptSignature(cipher.get("s"), decryptionCode);
|
|
}
|
|
|
|
urlAndItags.put(streamUrl, itagItem);
|
|
}
|
|
} catch (UnsupportedEncodingException ignored) {}
|
|
}
|
|
}
|
|
|
|
return urlAndItags;
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public List<Frameset> getFrames() throws ExtractionException {
|
|
try {
|
|
JsonObject jo = initialAjaxJson.getObject(2).getObject("player");
|
|
final String resp = jo.getObject("args").getString("player_response");
|
|
jo = JsonParser.object().from(resp);
|
|
final String[] spec = jo.getObject("storyboards").getObject("playerStoryboardSpecRenderer").getString("spec").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) {
|
|
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,
|
|
framesPerPageX,
|
|
framesPerPageY
|
|
));
|
|
}
|
|
result.trimToSize();
|
|
return result;
|
|
} catch (Exception e) {
|
|
throw new ExtractionException(e);
|
|
}
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public String getHost() {
|
|
return "";
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public String getPrivacy() {
|
|
return "";
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public String getCategory() {
|
|
return "";
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public String getLicence() {
|
|
return "";
|
|
}
|
|
|
|
@Override
|
|
public Locale getLanguageInfo() {
|
|
return null;
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public List<String> getTags() {
|
|
return new ArrayList<>();
|
|
}
|
|
|
|
@Nonnull
|
|
@Override
|
|
public String getSupportInfo() {
|
|
return "";
|
|
}
|
|
}
|