fb2_parse 1.0.1 fb2_parse: ^1.0.1 copied to clipboard
Flutter package for parsing fb2 files. Returns html content
fb2_parse #
Flutter package for parsing fb2 files. Returns html content
Usage #
Add fb2_parse
as a dependency in your pubspec.yaml file.
Example #
import 'dart:convert';
import 'dart:io';
import 'package:archive/archive.dart';
import 'package:archive/archive_io.dart';
import 'package:fb2_parse/fb2_parse.dart';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:path_provider/path_provider.dart';
import 'package:webview_flutter/webview_flutter.dart';
void main() => runApp(MyApp());
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(title: 'Material App', home: HomePage());
}
}
class HomePage extends StatelessWidget {
const HomePage({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
if (Platform.isAndroid) WebView.platform = SurfaceAndroidWebView();
return Scaffold(
appBar: AppBar(
title: Text('Material App Bar'),
),
body: Center(
child: TextButton(
child: Text('Open fb2'),
onPressed: () async {
/// Pick File
FilePickerResult? result = await FilePicker.platform.pickFiles();
if (result == null) return;
/// if the file extension is not fb2 or zip (fb2 files are often zipped)
if (result.files.first.extension != 'fb2' && result.files.first.extension != 'zip') return;
/// path to the picked file
String path = result.paths.first!;
/// encode zip
if (result.files.first.extension == 'zip') {
final bytes = File(result.files.first.path!).readAsBytesSync();
final archive = ZipDecoder().decodeBytes(bytes);
String pathOut = (await getApplicationDocumentsDirectory()).path;
File file = File(pathOut + archive.first.name)
..createSync()
..writeAsBytesSync(archive.first.content);
path = file.path;
}
/// parse fb2 file
FB2Book _book = FB2Book(path);
await _book.parse();
/// open new Page
Navigator.push(context, MaterialPageRoute(builder: (_) {
return SafeArea(
child: Scaffold(body: SizedBox.expand(
/// the content of the fb2 file is html
child: WebView(onWebViewCreated: (WebViewController webViewController) async {
final WebViewController _controller = webViewController;
/// load data. You can add design tags
await _controller.loadUrl(Uri.dataFromString('''
<style>
body{
background-color: blue;
}
p {
background-color: yellow;
color: black;
}
</style>
<body>
${_book.body.sections![0].content}
<body/>
''', mimeType: 'text/html', encoding: Encoding.getByName('utf-8')).toString());
}))),
);
}));
},
)),
);
}
}