146 lines
5.4 KiB
Java
146 lines
5.4 KiB
Java
package org.schabi.newpipe.extractor.services.youtube.extractors;
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import com.grack.nanojson.JsonObject;
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import org.schabi.newpipe.extractor.ListExtractor;
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import org.schabi.newpipe.extractor.channel.ChannelInfoItemExtractor;
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import org.schabi.newpipe.extractor.exceptions.ParsingException;
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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.utils.Utils;
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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.getTextFromObject;
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/*
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* Created by Christian Schabesberger on 12.02.17.
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*
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* Copyright (C) Christian Schabesberger 2017 <chris.schabesberger@mailbox.org>
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* YoutubeChannelInfoItemExtractor.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 YoutubeChannelInfoItemExtractor implements ChannelInfoItemExtractor {
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private final JsonObject channelInfoItem;
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/**
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* New layout:
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* "subscriberCountText": Channel handle
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* "videoCountText": Subscriber count
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*/
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private final boolean withHandle;
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public YoutubeChannelInfoItemExtractor(final JsonObject channelInfoItem) {
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this.channelInfoItem = channelInfoItem;
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boolean wHandle = false;
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final String subscriberCountText = getTextFromObject(
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channelInfoItem.getObject("subscriberCountText"));
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if (subscriberCountText != null) {
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wHandle = subscriberCountText.startsWith("@");
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}
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this.withHandle = wHandle;
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}
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@Override
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public String getThumbnailUrl() throws ParsingException {
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try {
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final String url = channelInfoItem.getObject("thumbnail").getArray("thumbnails")
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.getObject(0).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", e);
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}
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}
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@Override
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public String getName() throws ParsingException {
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try {
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return getTextFromObject(channelInfoItem.getObject("title"));
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} catch (final Exception e) {
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throw new ParsingException("Could not get name", e);
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}
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}
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@Override
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public String getUrl() throws ParsingException {
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try {
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final String id = "channel/" + channelInfoItem.getString("channelId");
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return YoutubeChannelLinkHandlerFactory.getInstance().getUrl(id);
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} catch (final Exception e) {
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throw new ParsingException("Could not get url", e);
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}
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}
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@Override
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public long getSubscriberCount() throws ParsingException {
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try {
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if (!channelInfoItem.has("subscriberCountText")) {
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// Subscription count is not available for this channel item.
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return -1;
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}
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if (withHandle) {
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if (channelInfoItem.has("videoCountText")) {
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return Utils.mixedNumberWordToLong(getTextFromObject(
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channelInfoItem.getObject("videoCountText")));
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} else {
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return -1;
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}
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}
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return Utils.mixedNumberWordToLong(getTextFromObject(
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channelInfoItem.getObject("subscriberCountText")));
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} catch (final Exception e) {
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throw new ParsingException("Could not get subscriber count", e);
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}
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}
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@Override
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public long getStreamCount() throws ParsingException {
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try {
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if (withHandle || !channelInfoItem.has("videoCountText")) {
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// Video count is not available, either the channel has no public uploads
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// or YouTube displays the channel handle instead.
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return ListExtractor.ITEM_COUNT_UNKNOWN;
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}
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return Long.parseLong(Utils.removeNonDigitCharacters(getTextFromObject(
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channelInfoItem.getObject("videoCountText"))));
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} catch (final Exception e) {
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throw new ParsingException("Could not get stream count", e);
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}
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}
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@Override
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public boolean isVerified() throws ParsingException {
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return YoutubeParsingHelper.isVerified(channelInfoItem.getArray("ownerBadges"));
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}
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@Override
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public String getDescription() throws ParsingException {
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try {
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if (!channelInfoItem.has("descriptionSnippet")) {
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// Channel have no description.
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return null;
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}
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return getTextFromObject(channelInfoItem.getObject("descriptionSnippet"));
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} catch (final Exception e) {
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throw new ParsingException("Could not get description", e);
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}
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}
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}
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