36 lines
1.1 KiB
Dart
36 lines
1.1 KiB
Dart
import 'dart:async';
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import 'package:angel3_framework/angel3_framework.dart';
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import 'package:belatuk_html_builder/belatuk_html_builder.dart';
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/// Returns a [RequestMiddleware] that allows you to return `html_builder` [Node]s as responses.
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///
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/// You can provide a custom [renderer]. The default renders minified HTML5 pages.
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///
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/// Set [enforceAcceptHeader] to `true` to throw a `406 Not Acceptable` if the client doesn't accept HTML responses.
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RequestHandler renderHtml(
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{StringRenderer? renderer, bool? enforceAcceptHeader}) {
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renderer ??= StringRenderer(pretty: false, html5: true);
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return (RequestContext req, ResponseContext res) {
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var oldSerializer = res.serializer;
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res.serializer = (data) {
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if (data is! Node) {
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return oldSerializer(data);
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} else {
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if (enforceAcceptHeader == true && !req.accepts('text/html')) {
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throw AngelHttpException.notAcceptable();
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}
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var content = renderer!.render(data);
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res
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..headers['content-type'] = 'text/html'
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..write(content);
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res.close();
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return '';
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}
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};
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return Future<bool>.value(true);
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};
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}
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