public static String parseRankingList(InputStream content, List<Ranking> list)
throws ParseException {
String body = Parser.read(content);
Matcher m = RE_RANKING_TITLE.matcher(body);
int last = m.regionEnd();
for (MatchResult r = m.find() ? m.toMatchResult() : null; r != null; ) {
String id = r.group(1);
String title = r.group(2);
int start = r.end();
m = m.usePattern(RE_RANKING_TITLE);
m.region(start, last);
if (m.find()) {
r = m.toMatchResult();
m.region(start, r.start());
} else {
r = null;
}
for (int rank = 3; rank > 1; --rank) {
Ranking entry = parseRankIn(m, DIFFICULTIES[rank]);
if (entry != null) {
entry.id = id;
entry.title = title;
entry.rank = rank;
entry.rival_code = null;
list.add(entry);
}
}
}
m = m.usePattern(Parser.RE_NEXT);
return m.find() ? m.group(1) : null;
}
public static String[] parseVoice(InputStream content) throws ParseException {
String body = Parser.read(content);
Matcher m = RE_VOICE.matcher(body);
if (!m.find()) throw new ParseException();
String voice1 = m.group(2);
String voice2 = m.find() ? m.group(2) : null;
return new String[] {voice1, voice2};
}
public static String parseListPage(InputStream content, List<MusicInfo> list) {
String body = Parser.read(content);
Matcher m = RE_MUSIC_TITLE.matcher(body);
while (m.find()) list.add(new MusicInfo(m.group(1), m.group(2)));
m = m.usePattern(Parser.RE_NEXT);
return m.find() ? m.group(1) : null;
}
public static void parseInfoPage(InputStream content, MusicInfo music) throws ParseException {
String body = Parser.read(content);
Pattern RE_COVERART =
Pattern.compile(
Pattern.quote(music.title) + "<br>\\s*\\[(.*)\\]\\s*<br>\\s*<img src=\"(.+?)\"");
Matcher m = RE_COVERART.matcher(body);
if (!m.find()) throw new ParseException();
music.part = "ソロ".equals(m.group(1)) ? 1 : 2;
music.coverart = m.group(2);
for (int i = 0; i < DIFFICULTIES.length; ++i)
music.records[i] = parseScore(m, DIFFICULTIES[i], music.records[i]);
}
public static String parsePlayHistory(InputStream content, List<String> ids, long[] params)
throws ParseException {
String body = Parser.read(content);
Matcher m = RE_HISTORY.matcher(body);
try {
while (m.find()) {
long playTime = HISTORY_DATE.parse(m.group(1)).getTime();
if (playTime <= params[0]) return null;
if (playTime > params[1]) params[1] = playTime;
final String id = m.group(2);
if (!ids.contains(id)) ids.add(id);
}
} catch (Exception e) {
throw new ParseException(e);
}
m = m.usePattern(Parser.RE_NEXT);
return m.find() ? m.group(1) : null;
}