62 lines
1.6 KiB
Java
62 lines
1.6 KiB
Java
package net.filebot.subtitle;
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import static net.filebot.util.StringUtilities.*;
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import java.text.DateFormat;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Locale;
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import java.util.TimeZone;
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import java.util.regex.Pattern;
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public class SubRipReader extends SubtitleReader {
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private final DateFormat timeFormat;
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private final Pattern tag;
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public SubRipReader(Readable source) {
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super(source);
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// format used to parse time stamps (e.g. 00:02:26,407 --> 00:02:31,356)
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timeFormat = new SimpleDateFormat("HH:mm:ss,SSS", Locale.ROOT);
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timeFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
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// pattern for <b>, <u>, <i>, <font color="#ccffee"> and corresponding end tags
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tag = Pattern.compile("</?(b|u|i|font[^<>]*)>", Pattern.CASE_INSENSITIVE);
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}
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@Override
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protected SubtitleElement readNext() throws Exception {
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String number = scanner.nextLine();
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// ignore illegal lines
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if (!number.matches("\\d+"))
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return null;
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String[] interval = scanner.nextLine().split("-->", 2);
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// ignore illegal lines
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if (interval.length < 2)
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return null;
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long t1 = timeFormat.parse(interval[0].trim()).getTime();
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long t2 = timeFormat.parse(interval[1].trim()).getTime();
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List<String> lines = new ArrayList<String>(2);
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// read all lines until the next empty line
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for (String line = scanner.nextLine(); line.length() > 0; line = scanner.hasNextLine() ? scanner.nextLine() : "") {
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lines.add(line);
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}
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return new SubtitleElement(t1, t2, resolve(join(lines, "\n")));
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}
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protected String resolve(String text) {
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// remove tags
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return tag.matcher(text).replaceAll("").trim();
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}
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}
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