NewPipeExtractor/extractor/src/main/java/org/schabi/newpipe/extractor/services/youtube/extractors/YoutubeMusicSearchExtractor...

542 lines
26 KiB
Java

package org.schabi.newpipe.extractor.services.youtube.extractors;
import com.grack.nanojson.*;
import org.schabi.newpipe.extractor.InfoItem;
import org.schabi.newpipe.extractor.MetaInfo;
import org.schabi.newpipe.extractor.Page;
import org.schabi.newpipe.extractor.StreamingService;
import org.schabi.newpipe.extractor.downloader.Downloader;
import org.schabi.newpipe.extractor.exceptions.ExtractionException;
import org.schabi.newpipe.extractor.exceptions.ParsingException;
import org.schabi.newpipe.extractor.exceptions.ReCaptchaException;
import org.schabi.newpipe.extractor.linkhandler.SearchQueryHandler;
import org.schabi.newpipe.extractor.localization.DateWrapper;
import org.schabi.newpipe.extractor.localization.TimeAgoParser;
import org.schabi.newpipe.extractor.search.InfoItemsSearchCollector;
import org.schabi.newpipe.extractor.search.SearchExtractor;
import org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper;
import org.schabi.newpipe.extractor.utils.JsonUtils;
import org.schabi.newpipe.extractor.utils.Parser;
import org.schabi.newpipe.extractor.utils.Utils;
import javax.annotation.Nonnull;
import java.io.IOException;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import static org.schabi.newpipe.extractor.services.youtube.YoutubeParsingHelper.*;
import static org.schabi.newpipe.extractor.services.youtube.linkHandler.YoutubeSearchQueryHandlerFactory.*;
import static org.schabi.newpipe.extractor.utils.Utils.*;
public class YoutubeMusicSearchExtractor extends SearchExtractor {
private JsonObject initialData;
public YoutubeMusicSearchExtractor(final StreamingService service, final SearchQueryHandler linkHandler) {
super(service, linkHandler);
}
@Override
public void onFetchPage(@Nonnull final Downloader downloader) throws IOException, ExtractionException {
final String[] youtubeMusicKeys = YoutubeParsingHelper.getYoutubeMusicKeys();
final String url = "https://music.youtube.com/youtubei/v1/search?alt=json&key=" + youtubeMusicKeys[0];
final String params;
switch (getLinkHandler().getContentFilters().get(0)) {
case MUSIC_SONGS:
params = "Eg-KAQwIARAAGAAgACgAMABqChAEEAUQAxAKEAk%3D";
break;
case MUSIC_VIDEOS:
params = "Eg-KAQwIABABGAAgACgAMABqChAEEAUQAxAKEAk%3D";
break;
case MUSIC_ALBUMS:
params = "Eg-KAQwIABAAGAEgACgAMABqChAEEAUQAxAKEAk%3D";
break;
case MUSIC_PLAYLISTS:
params = "Eg-KAQwIABAAGAAgACgBMABqChAEEAUQAxAKEAk%3D";
break;
case MUSIC_ARTISTS:
params = "Eg-KAQwIABAAGAAgASgAMABqChAEEAUQAxAKEAk%3D";
break;
default:
params = null;
break;
}
// @formatter:off
byte[] json = JsonWriter.string()
.object()
.object("context")
.object("client")
.value("clientName", "WEB_REMIX")
.value("clientVersion", youtubeMusicKeys[2])
.value("hl", "en")
.value("gl", getExtractorContentCountry().getCountryCode())
.array("experimentIds").end()
.value("experimentsToken", "")
.value("utcOffsetMinutes", 0)
.object("locationInfo").end()
.object("musicAppInfo").end()
.end()
.object("capabilities").end()
.object("request")
.array("internalExperimentFlags").end()
.object("sessionIndex").end()
.end()
.object("activePlayers").end()
.object("user")
.value("enableSafetyMode", false)
.end()
.end()
.value("query", getSearchString())
.value("params", params)
.end().done().getBytes(UTF_8);
// @formatter:on
final Map<String, List<String>> headers = new HashMap<>();
headers.put("X-YouTube-Client-Name", Collections.singletonList(youtubeMusicKeys[1]));
headers.put("X-YouTube-Client-Version", Collections.singletonList(youtubeMusicKeys[2]));
headers.put("Origin", Collections.singletonList("https://music.youtube.com"));
headers.put("Referer", Collections.singletonList("music.youtube.com"));
headers.put("Content-Type", Collections.singletonList("application/json"));
final String responseBody = getValidJsonResponseBody(getDownloader().post(url, headers, json));
try {
initialData = JsonParser.object().from(responseBody);
} catch (JsonParserException e) {
throw new ParsingException("Could not parse JSON", e);
}
}
@Nonnull
@Override
public String getUrl() throws ParsingException {
return super.getUrl();
}
@Nonnull
@Override
public String getSearchSuggestion() throws ParsingException {
final JsonObject itemSectionRenderer = initialData.getObject("contents").getObject("sectionListRenderer")
.getArray("contents").getObject(0).getObject("itemSectionRenderer");
if (itemSectionRenderer.isEmpty()) {
return "";
}
final JsonObject didYouMeanRenderer = itemSectionRenderer.getArray("contents")
.getObject(0).getObject("didYouMeanRenderer");
final JsonObject showingResultsForRenderer = itemSectionRenderer.getArray("contents").getObject(0)
.getObject("showingResultsForRenderer");
if (!didYouMeanRenderer.isEmpty()) {
return getTextFromObject(didYouMeanRenderer.getObject("correctedQuery"));
} else if (!showingResultsForRenderer.isEmpty()) {
return JsonUtils.getString(showingResultsForRenderer, "correctedQueryEndpoint.searchEndpoint.query");
} else {
return "";
}
}
@Override
public boolean isCorrectedSearch() {
final JsonObject itemSectionRenderer = initialData.getObject("contents").getObject("sectionListRenderer")
.getArray("contents").getObject(0).getObject("itemSectionRenderer");
if (itemSectionRenderer.isEmpty()) {
return false;
}
final JsonObject showingResultsForRenderer = itemSectionRenderer.getArray("contents").getObject(0)
.getObject("showingResultsForRenderer");
return !showingResultsForRenderer.isEmpty();
}
@Nonnull
@Override
public List<MetaInfo> getMetaInfo() {
return Collections.emptyList();
}
@Nonnull
@Override
public InfoItemsPage<InfoItem> getInitialPage() throws ExtractionException, IOException {
final InfoItemsSearchCollector collector = new InfoItemsSearchCollector(getServiceId());
final JsonArray contents = initialData.getObject("contents").getObject("sectionListRenderer").getArray("contents");
Page nextPage = null;
for (Object content : contents) {
if (((JsonObject) content).has("musicShelfRenderer")) {
final JsonObject musicShelfRenderer = ((JsonObject) content).getObject("musicShelfRenderer");
collectMusicStreamsFrom(collector, musicShelfRenderer.getArray("contents"));
nextPage = getNextPageFrom(musicShelfRenderer.getArray("continuations"));
}
}
return new InfoItemsPage<>(collector, nextPage);
}
@Override
public InfoItemsPage<InfoItem> getPage(final Page page) throws IOException, ExtractionException {
if (page == null || isNullOrEmpty(page.getUrl())) {
throw new IllegalArgumentException("Page doesn't contain an URL");
}
final InfoItemsSearchCollector collector = new InfoItemsSearchCollector(getServiceId());
final String[] youtubeMusicKeys = YoutubeParsingHelper.getYoutubeMusicKeys();
// @formatter:off
byte[] json = JsonWriter.string()
.object()
.object("context")
.object("client")
.value("clientName", "WEB_REMIX")
.value("clientVersion", youtubeMusicKeys[2])
.value("hl", "en")
.value("gl", getExtractorContentCountry().getCountryCode())
.array("experimentIds").end()
.value("experimentsToken", "")
.value("utcOffsetMinutes", 0)
.object("locationInfo").end()
.object("musicAppInfo").end()
.end()
.object("capabilities").end()
.object("request")
.array("internalExperimentFlags").end()
.object("sessionIndex").end()
.end()
.object("activePlayers").end()
.object("user")
.value("enableSafetyMode", false)
.end()
.end()
.end().done().getBytes(UTF_8);
// @formatter:on
final Map<String, List<String>> headers = new HashMap<>();
headers.put("X-YouTube-Client-Name", Collections.singletonList(youtubeMusicKeys[1]));
headers.put("X-YouTube-Client-Version", Collections.singletonList(youtubeMusicKeys[2]));
headers.put("Origin", Collections.singletonList("https://music.youtube.com"));
headers.put("Referer", Collections.singletonList("music.youtube.com"));
headers.put("Content-Type", Collections.singletonList("application/json"));
final String responseBody = getValidJsonResponseBody(getDownloader().post(page.getUrl(), headers, json));
final JsonObject ajaxJson;
try {
ajaxJson = JsonParser.object().from(responseBody);
} catch (JsonParserException e) {
throw new ParsingException("Could not parse JSON", e);
}
final JsonObject musicShelfContinuation = ajaxJson.getObject("continuationContents").getObject("musicShelfContinuation");
collectMusicStreamsFrom(collector, musicShelfContinuation.getArray("contents"));
final JsonArray continuations = musicShelfContinuation.getArray("continuations");
return new InfoItemsPage<>(collector, getNextPageFrom(continuations));
}
private void collectMusicStreamsFrom(final InfoItemsSearchCollector collector, final JsonArray videos) {
final TimeAgoParser timeAgoParser = getTimeAgoParser();
for (Object item : videos) {
final JsonObject info = ((JsonObject) item)
.getObject("musicResponsiveListItemRenderer", null);
if (info != null) {
final String displayPolicy = info.getString("musicItemRendererDisplayPolicy", EMPTY_STRING);
if (displayPolicy.equals("MUSIC_ITEM_RENDERER_DISPLAY_POLICY_GREY_OUT")) {
continue; // no info about video URL available
}
final JsonObject flexColumnRenderer = info
.getArray("flexColumns")
.getObject(1)
.getObject("musicResponsiveListItemFlexColumnRenderer");
final JsonArray descriptionElements = flexColumnRenderer
.getObject("text")
.getArray("runs");
final String searchType = getLinkHandler().getContentFilters().get(0);
if (searchType.equals(MUSIC_SONGS) || searchType.equals(MUSIC_VIDEOS)) {
collector.commit(new YoutubeStreamInfoItemExtractor(info, timeAgoParser) {
@Override
public String getUrl() throws ParsingException {
final String id = info.getObject("playlistItemData").getString("videoId");
if (!isNullOrEmpty(id)) {
return "https://music.youtube.com/watch?v=" + id;
}
throw new ParsingException("Could not get url");
}
@Override
public String getName() throws ParsingException {
final String name = getTextFromObject(info.getArray("flexColumns").getObject(0)
.getObject("musicResponsiveListItemFlexColumnRenderer").getObject("text"));
if (!isNullOrEmpty(name)) {
return name;
}
throw new ParsingException("Could not get name");
}
@Override
public long getDuration() throws ParsingException {
final String duration = descriptionElements
.getObject(descriptionElements.size() - 1)
.getString("text");
if (!isNullOrEmpty(duration)) {
return YoutubeParsingHelper.parseDurationString(duration);
}
throw new ParsingException("Could not get duration");
}
@Override
public String getUploaderName() throws ParsingException {
final String name = descriptionElements.getObject(0).getString("text");
if (!isNullOrEmpty(name)) {
return name;
}
throw new ParsingException("Could not get uploader name");
}
@Override
public String getUploaderUrl() throws ParsingException {
if (searchType.equals(MUSIC_VIDEOS)) {
JsonArray items = info.getObject("menu").getObject("menuRenderer").getArray("items");
for (Object item : items) {
final JsonObject menuNavigationItemRenderer = ((JsonObject) item).getObject("menuNavigationItemRenderer");
if (menuNavigationItemRenderer.getObject("icon").getString("iconType", EMPTY_STRING).equals("ARTIST")) {
return getUrlFromNavigationEndpoint(menuNavigationItemRenderer.getObject("navigationEndpoint"));
}
}
return null;
} else {
final JsonObject navigationEndpointHolder = info.getArray("flexColumns")
.getObject(1).getObject("musicResponsiveListItemFlexColumnRenderer")
.getObject("text").getArray("runs").getObject(0);
if (!navigationEndpointHolder.has("navigationEndpoint")) return null;
final String url = getUrlFromNavigationEndpoint(navigationEndpointHolder.getObject("navigationEndpoint"));
if (!isNullOrEmpty(url)) {
return url;
}
throw new ParsingException("Could not get uploader URL");
}
}
@Override
public String getTextualUploadDate() {
return null;
}
@Override
public DateWrapper getUploadDate() {
return null;
}
@Override
public long getViewCount() throws ParsingException {
if (searchType.equals(MUSIC_SONGS)) {
return -1;
}
final String viewCount = descriptionElements
.getObject(descriptionElements.size() - 3)
.getString("text");
if (!isNullOrEmpty(viewCount)) {
try {
return Utils.mixedNumberWordToLong(viewCount);
} catch (final Parser.RegexException e) {
// probably viewCount == "No views" or similar
return 0;
}
}
throw new ParsingException("Could not get view count");
}
@Override
public String getThumbnailUrl() throws ParsingException {
try {
final JsonArray thumbnails = info.getObject("thumbnail").getObject("musicThumbnailRenderer")
.getObject("thumbnail").getArray("thumbnails");
// the last thumbnail is the one with the highest resolution
final String url = thumbnails.getObject(thumbnails.size() - 1).getString("url");
return fixThumbnailUrl(url);
} catch (Exception e) {
throw new ParsingException("Could not get thumbnail url", e);
}
}
});
} else if (searchType.equals(MUSIC_ARTISTS)) {
collector.commit(new YoutubeChannelInfoItemExtractor(info) {
@Override
public String getThumbnailUrl() throws ParsingException {
try {
final JsonArray thumbnails = info.getObject("thumbnail").getObject("musicThumbnailRenderer")
.getObject("thumbnail").getArray("thumbnails");
// the last thumbnail is the one with the highest resolution
final String url = thumbnails.getObject(thumbnails.size() - 1).getString("url");
return fixThumbnailUrl(url);
} catch (Exception e) {
throw new ParsingException("Could not get thumbnail url", e);
}
}
@Override
public String getName() throws ParsingException {
final String name = getTextFromObject(info.getArray("flexColumns").getObject(0)
.getObject("musicResponsiveListItemFlexColumnRenderer").getObject("text"));
if (!isNullOrEmpty(name)) {
return name;
}
throw new ParsingException("Could not get name");
}
@Override
public String getUrl() throws ParsingException {
final String url = getUrlFromNavigationEndpoint(info.getObject("navigationEndpoint"));
if (!isNullOrEmpty(url)) {
return url;
}
throw new ParsingException("Could not get url");
}
@Override
public long getSubscriberCount() throws ParsingException {
final String subscriberCount = getTextFromObject(info.getArray("flexColumns").getObject(2)
.getObject("musicResponsiveListItemFlexColumnRenderer").getObject("text"));
if (!isNullOrEmpty(subscriberCount)) {
try {
return Utils.mixedNumberWordToLong(subscriberCount);
} catch (final Parser.RegexException ignored) {
// probably subscriberCount == "No subscribers" or similar
return 0;
}
}
throw new ParsingException("Could not get subscriber count");
}
@Override
public long getStreamCount() {
return -1;
}
@Override
public String getDescription() {
return null;
}
});
} else if (searchType.equals(MUSIC_ALBUMS) || searchType.equals(MUSIC_PLAYLISTS)) {
collector.commit(new YoutubePlaylistInfoItemExtractor(info) {
@Override
public String getThumbnailUrl() throws ParsingException {
try {
final JsonArray thumbnails = info.getObject("thumbnail").getObject("musicThumbnailRenderer")
.getObject("thumbnail").getArray("thumbnails");
// the last thumbnail is the one with the highest resolution
final String url = thumbnails.getObject(thumbnails.size() - 1).getString("url");
return fixThumbnailUrl(url);
} catch (Exception e) {
throw new ParsingException("Could not get thumbnail url", e);
}
}
@Override
public String getName() throws ParsingException {
final String name = getTextFromObject(info.getArray("flexColumns").getObject(0)
.getObject("musicResponsiveListItemFlexColumnRenderer").getObject("text"));
if (!isNullOrEmpty(name)) {
return name;
}
throw new ParsingException("Could not get name");
}
@Override
public String getUrl() throws ParsingException {
String playlistId = info.getObject("menu")
.getObject("menuRenderer")
.getArray("items")
.getObject(4)
.getObject("toggleMenuServiceItemRenderer")
.getObject("toggledServiceEndpoint")
.getObject("likeEndpoint")
.getObject("target")
.getString("playlistId");
if (isNullOrEmpty(playlistId)) {
playlistId = info.getObject("overlay")
.getObject("musicItemThumbnailOverlayRenderer")
.getObject("content")
.getObject("musicPlayButtonRenderer")
.getObject("playNavigationEndpoint")
.getObject("watchPlaylistEndpoint")
.getString("playlistId");
}
if (!isNullOrEmpty(playlistId)) {
return "https://music.youtube.com/playlist?list=" + playlistId;
}
throw new ParsingException("Could not get url");
}
@Override
public String getUploaderName() throws ParsingException {
final String name;
if (searchType.equals(MUSIC_ALBUMS)) {
name = descriptionElements.getObject(2).getString("text");
} else {
name = descriptionElements.getObject(0).getString("text");
}
if (!isNullOrEmpty(name)) {
return name;
}
throw new ParsingException("Could not get uploader name");
}
@Override
public long getStreamCount() throws ParsingException {
if (searchType.equals(MUSIC_ALBUMS)) {
return ITEM_COUNT_UNKNOWN;
}
final String count = descriptionElements.getObject(2).getString("text");
if (!isNullOrEmpty(count)) {
if (count.contains("100+")) {
return ITEM_COUNT_MORE_THAN_100;
} else {
return Long.parseLong(Utils.removeNonDigitCharacters(count));
}
}
throw new ParsingException("Could not get count");
}
});
}
}
}
}
private Page getNextPageFrom(final JsonArray continuations) throws ParsingException, IOException, ReCaptchaException {
if (isNullOrEmpty(continuations)) {
return null;
}
final JsonObject nextContinuationData = continuations.getObject(0).getObject("nextContinuationData");
final String continuation = nextContinuationData.getString("continuation");
final String clickTrackingParams = nextContinuationData.getString("clickTrackingParams");
return new Page("https://music.youtube.com/youtubei/v1/search?ctoken=" + continuation
+ "&continuation=" + continuation + "&itct=" + clickTrackingParams + "&alt=json"
+ "&key=" + YoutubeParsingHelper.getYoutubeMusicKeys()[0]);
}
}