oghref_model 3.5.2
oghref_model: ^3.5.2 copied to clipboard
Object standarized definition with parser interface for constructing rich information of given URL among various metadata protocols.
Object definition of OGHref #
This library provides structure of rich information link and parser from HTML documentations.
Usages #
Import dependencies
- Add
oghref_model
intopubspec.yaml
dependencies: oghref_model: # Latest stable version
- Import package
import 'package:oghref_model/model.dart';
- If custom parser implementations required, please also import
buffer_parser.dart
import 'package:oghref_model/buffer_parser.dart';
Implementations
See example;
Limitations and restrictions
-
MetaFetch
only recognize the first property name prefix in a sequence of<meta>
tag in<head>
. For example, given a HTML file:<head> <meta property="og:title" content="Title"/> <meta property="twitter:card" content="summary"/> </head>
In this case,
MetaFetch
only recognizeog
prefix and remaining metadata will be ignored. If preferred to override the first property prefix recognization, please apply this setting inMetaFetch
(in this case, Twitter Card):MetaFetch()..primaryPrefix = "twitter";
-
Unless for testing, URL response's content type must be satisified below:
text/html
application/xhtml+xml
Otherwise,
MetaFetch
refuses to parse properties toMetaInfo
. -
<meta>
must be hard-coded in HTML, generated by JavaScript will be ignored.
License #
AGPL 3.0 or later (For import dedicatedly)
MIT (For import with widgets)