extractAuthor static method

Implementation

static String? extractAuthor(String html) {
  final strategies = [
    r'<meta[^>]*name=[\"\x27]author[\"\x27][^>]*content=[\"\x27]([^\"\x27]*)[\"\x27]',
    r'<[^>]*class=[\"\x27][^\"\x27]*author[^\"\x27]*[\"\x27][^>]*>([^<]*)<',
    r'<[^>]*class=[\"\x27][^\"\x27]*byline[^\"\x27]*[\"\x27][^>]*>([^<]*)<',
    r'[Bb]y\s+([A-Z][a-z]+\s+[A-Z][a-z]+)',
  ];

  for (final pattern in strategies) {
    final match = RegExp(pattern, caseSensitive: false).firstMatch(html);
    if (match != null) {
      final author = _cleanText(match.group(1) ?? '');
      if (author.isNotEmpty) return author;
    }
  }
  return null;
}