102 lines
3.8 KiB
Java
102 lines
3.8 KiB
Java
package org.schabi.newpipe.extractor.services.peertube.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.jsoup.helper.StringUtil;
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import org.schabi.newpipe.extractor.InfoItem;
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import org.schabi.newpipe.extractor.InfoItemExtractor;
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import org.schabi.newpipe.extractor.InfoItemsCollector;
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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.downloader.Response;
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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.linkhandler.SearchQueryHandler;
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import org.schabi.newpipe.extractor.search.InfoItemsSearchCollector;
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import org.schabi.newpipe.extractor.search.SearchExtractor;
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import org.schabi.newpipe.extractor.services.peertube.PeertubeParsingHelper;
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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.Parser.RegexException;
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import java.io.IOException;
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import static org.schabi.newpipe.extractor.services.peertube.PeertubeParsingHelper.*;
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public class PeertubeSearchExtractor extends SearchExtractor {
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private InfoItemsPage<InfoItem> initPage;
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private long total;
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public PeertubeSearchExtractor(StreamingService service, SearchQueryHandler linkHandler) {
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super(service, linkHandler);
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}
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@Override
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public String getSearchSuggestion() throws ParsingException {
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return null;
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}
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@Override
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public InfoItemsPage<InfoItem> getInitialPage() throws IOException, ExtractionException {
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super.fetchPage();
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return initPage;
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}
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private InfoItemsCollector<InfoItem, InfoItemExtractor> collectStreamsFrom(JsonObject json) throws ParsingException {
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final InfoItemsSearchCollector collector = new InfoItemsSearchCollector(getServiceId());
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JsonArray contents;
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try {
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contents = (JsonArray) JsonUtils.getValue(json, "data");
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} catch (Exception e) {
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throw new ParsingException("unable to extract search info", e);
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}
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String baseUrl = getBaseUrl();
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for (Object c : contents) {
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if (c instanceof JsonObject) {
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final JsonObject item = (JsonObject) c;
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PeertubeStreamInfoItemExtractor extractor = new PeertubeStreamInfoItemExtractor(item, baseUrl);
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collector.commit(extractor);
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}
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}
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return collector;
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}
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@Override
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public String getNextPageUrl() throws IOException, ExtractionException {
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super.fetchPage();
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return initPage.getNextPageUrl();
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}
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@Override
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public InfoItemsPage<InfoItem> getPage(String pageUrl) throws IOException, ExtractionException {
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Response response = getDownloader().get(pageUrl);
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JsonObject json = null;
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if (null != response && !StringUtil.isBlank(response.responseBody())) {
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try {
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json = JsonParser.object().from(response.responseBody());
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} catch (Exception e) {
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throw new ParsingException("Could not parse json data for search info", e);
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}
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}
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if (json != null) {
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total = JsonUtils.getNumber(json, "total").longValue();
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return new InfoItemsPage<>(collectStreamsFrom(json), PeertubeParsingHelper.getNextPageUrl(pageUrl, total));
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} else {
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throw new ExtractionException("Unable to get peertube search info");
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}
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}
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@Override
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public void onFetchPage(Downloader downloader) throws IOException, ExtractionException {
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initPage = getPage(getUrl() + "&" + START_KEY + "=0&" + COUNT_KEY + "=" + ITEMS_PER_PAGE);
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}
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}
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