33 lines
820 B
Dart
33 lines
820 B
Dart
import 'package:markdown/markdown.dart';
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import 'package:nullability/nullability.dart';
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import 'package:path/path.dart' as p;
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List<Uri> extractImagesFromMarkdown(String markdownText) {
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final imageUrls = <Uri>[];
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final nodes = Document().parse(markdownText);
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void findImages(List<Node> nodes) {
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for (final node in nodes) {
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if (node is Element && node.tag == 'img') {
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final url = node.attributes['src'];
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if (url.mapNotNull((url) => Uri.tryParse(url)) case final Uri url) {
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if (p.extension(url.path)
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case '.png' || '.jpg' || '.jpeg' || '.webp') {
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imageUrls.add(url);
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}
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}
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}
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if (node is Element && node.children != null) {
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findImages(node.children!);
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}
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}
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}
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findImages(nodes);
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return imageUrls;
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}
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