374 lines
10 KiB
Java
374 lines
10 KiB
Java
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package net.sourceforge.filebot.web;
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import static net.sourceforge.filebot.web.WebRequest.getDocument;
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import static net.sourceforge.tuned.XPathUtil.getTextContent;
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import static net.sourceforge.tuned.XPathUtil.selectInteger;
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import static net.sourceforge.tuned.XPathUtil.selectNodes;
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import static net.sourceforge.tuned.XPathUtil.selectString;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.net.URI;
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import java.net.URL;
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import java.net.URLEncoder;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.EnumMap;
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import java.util.EnumSet;
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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 java.util.Random;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import java.util.zip.ZipEntry;
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import java.util.zip.ZipInputStream;
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import javax.swing.Icon;
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import javax.xml.parsers.ParserConfigurationException;
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import net.sf.ehcache.Cache;
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import net.sf.ehcache.CacheManager;
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import net.sf.ehcache.Element;
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import net.sourceforge.filebot.ResourceManager;
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import org.w3c.dom.Document;
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import org.w3c.dom.Node;
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import org.xml.sax.SAXException;
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public class TheTVDBClient implements EpisodeListClient {
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private static final String host = "www.thetvdb.com";
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private final String apikey;
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private final Map<MirrorType, String> mirrors = new EnumMap<MirrorType, String>(MirrorType.class);
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private final TheTVDBCache cache = new TheTVDBCache(CacheManager.getInstance().getCache("web"));
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public TheTVDBClient(String apikey) {
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this.apikey = apikey;
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}
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@Override
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public String getName() {
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return "TheTVDB";
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}
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@Override
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public Icon getIcon() {
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return ResourceManager.getIcon("search.thetvdb");
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}
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@Override
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public boolean hasSingleSeasonSupport() {
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return true;
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}
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@Override
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public List<SearchResult> search(String query) throws Exception {
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return search(query, Locale.ENGLISH);
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}
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public List<SearchResult> search(String query, Locale language) throws Exception {
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URL searchUrl = new URL("http", host, "/api/GetSeries.php?seriesname=" + URLEncoder.encode(query, "UTF-8") + "&language=" + language.getLanguage());
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Document dom = getDocument(searchUrl);
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List<Node> nodes = selectNodes("Data/Series", dom);
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List<SearchResult> searchResults = new ArrayList<SearchResult>(nodes.size());
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for (Node node : nodes) {
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int seriesId = selectInteger("seriesid", node);
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String seriesName = selectString("SeriesName", node);
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searchResults.add(new TheTVDBSearchResult(seriesName, seriesId));
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}
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return searchResults;
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}
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@Override
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public List<Episode> getEpisodeList(SearchResult searchResult) throws Exception {
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return getEpisodeList((TheTVDBSearchResult) searchResult, Locale.ENGLISH);
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}
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@Override
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public List<Episode> getEpisodeList(SearchResult searchResult, int season) throws Exception {
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List<Episode> episodes = new ArrayList<Episode>(25);
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// remember max. season, so we can throw a proper exception, in case an illegal season number was requested
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int maxSeason = 0;
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// filter given season from all seasons
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for (Episode episode : getEpisodeList(searchResult)) {
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try {
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int seasonNumber = Integer.parseInt(episode.getSeasonNumber());
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if (season == seasonNumber) {
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episodes.add(episode);
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}
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if (seasonNumber > maxSeason) {
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maxSeason = seasonNumber;
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}
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} catch (NumberFormatException e) {
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Logger.getLogger("global").log(Level.WARNING, "Illegal season number", e);
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}
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}
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if (episodes.isEmpty())
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throw new SeasonOutOfBoundsException(searchResult.getName(), season, maxSeason);
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return episodes;
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}
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public List<Episode> getEpisodeList(TheTVDBSearchResult searchResult, Locale language) throws Exception {
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List<Episode> episodes = cache.getEpisodeList(searchResult.getSeriesId(), language);
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if (episodes != null)
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return episodes;
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Document seriesRecord = getSeriesRecord(searchResult, language);
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// we could get the series name from the search result, but the language may not match the given parameter
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String seriesName = selectString("Data/Series/SeriesName", seriesRecord);
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List<Node> nodes = selectNodes("Data/Episode", seriesRecord);
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episodes = new ArrayList<Episode>(nodes.size());
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for (Node node : nodes) {
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String episodeName = getTextContent("EpisodeName", node);
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String episodeNumber = getTextContent("EpisodeNumber", node);
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String seasonNumber = getTextContent("SeasonNumber", node);
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episodes.add(new Episode(seriesName, seasonNumber, episodeNumber, episodeName));
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if (episodeNumber.equals("1")) {
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// cache seasonId for each season (always when we are at the first episode)
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// because it might be required by getEpisodeListLink
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cache.putSeasonId(searchResult.getSeriesId(), Integer.parseInt(seasonNumber), Integer.parseInt(getTextContent("seasonid", node)));
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}
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}
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cache.putEpisodeList(searchResult.getSeriesId(), language, episodes);
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return episodes;
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}
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public Document getSeriesRecord(TheTVDBSearchResult searchResult, Locale language) throws IOException, SAXException, ParserConfigurationException {
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URL seriesRecordUrl = new URL(getMirror(MirrorType.ZIP) + "/api/" + apikey + "/series/" + searchResult.getSeriesId() + "/all/" + language.getLanguage() + ".zip");
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ZipInputStream zipInputStream = new ZipInputStream(seriesRecordUrl.openStream());
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ZipEntry zipEntry;
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try {
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String seriesRecordName = language.getLanguage() + ".xml";
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while ((zipEntry = zipInputStream.getNextEntry()) != null) {
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if (seriesRecordName.equals(zipEntry.getName())) {
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return getDocument(zipInputStream);
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}
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}
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// zip file must contain the series record
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throw new FileNotFoundException(String.format("Archive must contain %s: %s", seriesRecordName, seriesRecordUrl));
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} finally {
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zipInputStream.close();
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}
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}
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@Override
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public URI getEpisodeListLink(SearchResult searchResult) {
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int seriesId = ((TheTVDBSearchResult) searchResult).getSeriesId();
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return URI.create("http://www.thetvdb.com/?tab=seasonall&id=" + seriesId);
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}
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@Override
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public URI getEpisodeListLink(SearchResult searchResult, int season) {
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int seriesId = ((TheTVDBSearchResult) searchResult).getSeriesId();
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try {
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Integer seasonId = cache.getSeasonId(seriesId, season);
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if (seasonId == null) {
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// get episode xml from first episode of given season
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Document dom = getDocument(new URL("http", host, "/api/" + apikey + "/series/" + seriesId + "/default/" + season + "/1/en.xml"));
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seasonId = selectInteger("Data/Episode/seasonid", dom);
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cache.putSeasonId(seriesId, season, seasonId);
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}
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return new URI("http://www.thetvdb.com/?tab=season&seriesid=" + seriesId + "&seasonid=" + seasonId);
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} catch (Exception e) {
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Logger.getLogger("global").log(Level.WARNING, "Failed to retrieve season id", e);
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}
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return null;
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}
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protected String getMirror(MirrorType mirrorType) throws IOException, SAXException, ParserConfigurationException {
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synchronized (mirrors) {
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if (mirrors.isEmpty()) {
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// initialize mirrors
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URL mirrorUrl = new URL("http", host, "/api/" + apikey + "/mirrors.xml");
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Document dom = getDocument(mirrorUrl);
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// all mirrors by type
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Map<MirrorType, List<String>> mirrorListMap = new EnumMap<MirrorType, List<String>>(MirrorType.class);
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// initialize mirror list per type
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for (MirrorType type : MirrorType.values()) {
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mirrorListMap.put(type, new ArrayList<String>(5));
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}
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// traverse all mirrors
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for (Node node : selectNodes("Mirrors/Mirror", dom)) {
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// mirror data
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String mirror = selectString("mirrorpath", node);
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int typeMask = selectInteger("typemask", node);
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// add mirror to the according type lists
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for (MirrorType type : MirrorType.fromTypeMask(typeMask)) {
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mirrorListMap.get(type).add(mirror);
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}
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}
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// put random entry from each type list into mirrors
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Random random = new Random();
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for (MirrorType type : MirrorType.values()) {
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List<String> list = mirrorListMap.get(type);
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if (!list.isEmpty()) {
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mirrors.put(type, list.get(random.nextInt(list.size())));
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}
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}
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}
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return mirrors.get(mirrorType);
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}
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}
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public static class TheTVDBSearchResult extends SearchResult {
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private final int seriesId;
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public TheTVDBSearchResult(String seriesName, int seriesId) {
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super(seriesName);
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this.seriesId = seriesId;
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}
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public int getSeriesId() {
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return seriesId;
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}
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}
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protected static enum MirrorType {
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XML(1),
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BANNER(2),
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ZIP(4);
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private final int bitMask;
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private MirrorType(int bitMask) {
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this.bitMask = bitMask;
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}
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public static EnumSet<MirrorType> fromTypeMask(int typeMask) {
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// initialize enum set with all types
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EnumSet<MirrorType> enumSet = EnumSet.allOf(MirrorType.class);
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for (MirrorType type : values()) {
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if ((typeMask & type.bitMask) == 0) {
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// remove types that are not set
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enumSet.remove(type);
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}
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}
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return enumSet;
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};
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}
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private static class TheTVDBCache {
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private final Cache cache;
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public TheTVDBCache(Cache cache) {
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this.cache = cache;
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}
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public void putSeasonId(int seriesId, int seasonNumber, int seasonId) {
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cache.put(new Element(key(host, seriesId, seasonNumber, "SeasonId"), seasonId));
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}
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public Integer getSeasonId(int seriesId, int seasonNumber) {
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Element element = cache.get(key(host, seriesId, seasonNumber, "SeasonId"));
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if (element != null)
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return (Integer) element.getValue();
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return null;
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}
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public void putEpisodeList(int seriesId, Locale language, List<Episode> episodes) {
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cache.put(new Element(key(host, seriesId, language, "EpisodeList"), episodes));
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}
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@SuppressWarnings("unchecked")
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public List<Episode> getEpisodeList(int seriesId, Locale language) {
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Element element = cache.get(key(host, seriesId, language.getLanguage(), "EpisodeList"));
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if (element != null)
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return (List<Episode>) element.getValue();
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return null;
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}
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private String key(Object... key) {
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return Arrays.toString(key);
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}
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}
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}
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