129 lines
4.7 KiB
Java
129 lines
4.7 KiB
Java
/*
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This file is part of Subsonic.
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Subsonic 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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Subsonic 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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You should have received a copy of the GNU General Public License
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along with Subsonic. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2009 (C) Sindre Mehus
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*/
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package net.nullsum.audinaut.service.parser;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.util.Log;
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import net.nullsum.audinaut.R;
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import net.nullsum.audinaut.domain.Artist;
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import net.nullsum.audinaut.domain.Indexes;
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import net.nullsum.audinaut.domain.MusicDirectory;
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import net.nullsum.audinaut.util.Constants;
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import net.nullsum.audinaut.util.ProgressListener;
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import net.nullsum.audinaut.util.Util;
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import org.xmlpull.v1.XmlPullParser;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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/**
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* @author Sindre Mehus
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*/
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public class IndexesParser extends MusicDirectoryEntryParser {
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private static final String TAG = IndexesParser.class.getSimpleName();
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public IndexesParser(Context context, int instance) {
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super(context, instance);
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}
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public Indexes parse(InputStream inputStream, ProgressListener progressListener) throws Exception {
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long t0 = System.currentTimeMillis();
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init(inputStream);
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List<Artist> artists = new ArrayList<>();
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List<Artist> shortcuts = new ArrayList<>();
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List<MusicDirectory.Entry> entries = new ArrayList<>();
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int eventType;
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String index = "#";
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String ignoredArticles = null;
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boolean changed = false;
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Map<String, Artist> artistList = new HashMap<>();
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do {
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eventType = nextParseEvent();
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if (eventType == XmlPullParser.START_TAG) {
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String name = getElementName();
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if ("indexes".equals(name) || "artists".equals(name)) {
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changed = true;
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ignoredArticles = get("ignoredArticles");
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} else if ("index".equals(name)) {
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index = get("name");
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} else if ("artist".equals(name)) {
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Artist artist = new Artist();
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artist.setId(get("id"));
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artist.setName(get("name"));
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artist.setIndex(index);
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// Combine the id's for the two artists
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if (artistList.containsKey(artist.getName())) {
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Artist originalArtist = artistList.get(artist.getName());
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originalArtist.setId(originalArtist.getId() + ";" + artist.getId());
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} else {
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artistList.put(artist.getName(), artist);
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artists.add(artist);
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}
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if (artists.size() % 10 == 0) {
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String msg = getContext().getResources().getString(R.string.parser_artist_count, artists.size());
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updateProgress(progressListener, msg);
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}
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} else if ("shortcut".equals(name)) {
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Artist shortcut = new Artist();
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shortcut.setId(get("id"));
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shortcut.setName(get("name"));
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shortcut.setIndex("*");
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shortcuts.add(shortcut);
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} else if ("child".equals(name)) {
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MusicDirectory.Entry entry = parseEntry("");
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entries.add(entry);
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} else if ("error".equals(name)) {
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handleError();
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}
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}
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} while (eventType != XmlPullParser.END_DOCUMENT);
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validate();
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if (ignoredArticles != null) {
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SharedPreferences.Editor prefs = Util.getPreferences(context).edit();
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prefs.putString(Constants.CACHE_KEY_IGNORE, ignoredArticles);
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prefs.apply();
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}
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if (!changed) {
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return null;
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}
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long t1 = System.currentTimeMillis();
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Log.d(TAG, "Got " + artists.size() + " artist(s) in " + (t1 - t0) + "ms.");
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String msg = getContext().getResources().getString(R.string.parser_artist_count, artists.size());
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updateProgress(progressListener, msg);
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return new Indexes(shortcuts, artists, entries);
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}
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}
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