parse method

@override List<LinkifyElement> parse(List<LinkifyElement> elements, LinkifyOptions options)

Implementation

@override
List<LinkifyElement> parse(elements, options) {
  final list = <LinkifyElement>[];

  for (var element in elements) {
    if (element is TextElement) {
      var match = options.looseUrl
          ? _looseUrlRegex.firstMatch(element.text)
          : _urlRegex.firstMatch(element.text);

      if (match == null) {
        list.add(element);
      } else {
        final text = element.text.replaceFirst(match.group(0)!, '');

        if (match.group(1)?.isNotEmpty == true) {
          list.add(TextElement(match.group(1)!));
        }

        if (match.group(2)?.isNotEmpty == true) {
          var originalUrl = match.group(2)!;
          var originText = originalUrl;
          String? end;

          if ((options.excludeLastPeriod) &&
              originalUrl[originalUrl.length - 1] == ".") {
            end = ".";
            originText = originText.substring(0, originText.length - 1);
            originalUrl = originalUrl.substring(0, originalUrl.length - 1);
          }

          var url = originalUrl;

          if (!originalUrl.startsWith(_protocolIdentifierRegex)) {
            originalUrl = (options.defaultToHttps ? "https://" : "http://") +
                originalUrl;
          }

          if ((options.humanize) || (options.removeWww)) {
            if (options.humanize) {
              url = url.replaceFirst(RegExp(r'https?://'), '');
            }
            if (options.removeWww) {
              url = url.replaceFirst(RegExp(r'www\.'), '');
            }

            list.add(UrlElement(
              originalUrl,
              url,
              originText,
            ));
          } else {
            list.add(UrlElement(originalUrl, null, originText));
          }

          if (end != null) {
            list.add(TextElement(end));
          }
        }

        if (text.isNotEmpty) {
          list.addAll(parse([TextElement(text)], options));
        }
      }
    } else {
      list.add(element);
    }
  }

  return list;
}