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24 changes: 24 additions & 0 deletions
24
common/lib/ui/components/decorator_suffix_icon_button.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| /* | ||
| * Copyright (c) 2023. Patrick Schmidt. | ||
| * All rights reserved. | ||
| */ | ||
|
|
||
| import 'package:flutter/material.dart'; | ||
|
|
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| class DecoratorSuffixIconButton extends StatelessWidget { | ||
| const DecoratorSuffixIconButton({super.key, required this.icon, this.onPressed}); | ||
|
|
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| final IconData icon; | ||
| final GestureTapCallback? onPressed; | ||
|
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| @override | ||
| Widget build(BuildContext context) { | ||
| return Padding( | ||
| padding: const EdgeInsets.symmetric(horizontal: 4.0), | ||
| child: InkWell( | ||
| onTap: onPressed, | ||
| child: Icon(icon, size: 18), | ||
| ), | ||
| ); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,164 @@ | ||
| /* | ||
| * Copyright (c) 2023. Patrick Schmidt. | ||
| * All rights reserved. | ||
| */ | ||
|
|
||
| import 'dart:convert'; | ||
|
|
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| import 'package:common/data/model/hive/machine.dart'; | ||
| import 'package:common/ui/components/decorator_suffix_icon_button.dart'; | ||
| import 'package:common/util/logger.dart'; | ||
| import 'package:easy_localization/easy_localization.dart'; | ||
| import 'package:file_picker/file_picker.dart'; | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:flutter_hooks/flutter_hooks.dart'; | ||
| import 'package:freezed_annotation/freezed_annotation.dart'; | ||
| import 'package:hashlib/hashlib.dart'; | ||
| import 'package:hashlib_codecs/hashlib_codecs.dart'; | ||
| import 'package:hooks_riverpod/hooks_riverpod.dart'; | ||
| import 'package:mobileraker/ui/screens/printers/components/section_header.dart'; | ||
| import 'package:pem/pem.dart'; | ||
| import 'package:riverpod_annotation/riverpod_annotation.dart'; | ||
|
|
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| part 'ssl_settings.freezed.dart'; | ||
|
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| part 'ssl_settings.g.dart'; | ||
|
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| class SslSettings extends HookConsumerWidget { | ||
| const SslSettings({super.key, required this.machine}); | ||
|
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| final Machine machine; | ||
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| @override | ||
| Widget build(BuildContext context, WidgetRef ref) { | ||
| var provider = sslSettingsControllerProvider(machine); | ||
| var model = ref.watch(provider); | ||
| var controller = ref.watch(provider.notifier); | ||
|
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| var textController = useTextEditingController(text: model.certificateDER); | ||
| useEffect( | ||
| () { | ||
| if (model.fingerprintSHA256 == null) { | ||
| textController.clear(); | ||
| } else { | ||
| textController.text = model.fingerprintSHA256!.toUpperCase(); | ||
| } | ||
| }, | ||
| [model.fingerprintSHA256], | ||
| ); | ||
|
|
||
| return Column( | ||
| mainAxisSize: MainAxisSize.min, | ||
| children: [ | ||
| SectionHeader(title: tr('pages.printer_edit.ssl.title')), | ||
| InputDecorator( | ||
| decoration: const InputDecoration( | ||
| border: InputBorder.none, | ||
| contentPadding: EdgeInsets.all(0), | ||
| ), | ||
| child: SwitchListTile( | ||
| dense: true, | ||
| isThreeLine: false, | ||
| contentPadding: EdgeInsets.zero, | ||
| title: const Text('pages.printer_edit.ssl.self_signed').tr(), | ||
| value: model.trustSelfSigned || model.fingerprintSHA256 != null, | ||
| onChanged: model.fingerprintSHA256 == null ? (_) => controller.toggleTrustSelfSigned() : null, | ||
| controlAffinity: ListTileControlAffinity.trailing, | ||
| ), | ||
| ), | ||
| TextField( | ||
| canRequestFocus: false, | ||
| controller: textController, | ||
| decoration: InputDecoration( | ||
| labelText: tr('pages.printer_edit.ssl.pin_certificate_label'), | ||
| helperText: tr('pages.printer_edit.ssl.pin_certificate_helper'), | ||
| hintText: 'DER-Encoded Certificate', | ||
| helperMaxLines: 100, | ||
| suffix: model.fingerprintSHA256?.isNotEmpty == true | ||
| ? DecoratorSuffixIconButton( | ||
| icon: Icons.close, | ||
| onPressed: controller.clearCertificate, | ||
| ) | ||
| : null, | ||
| ), | ||
| readOnly: true, | ||
| onTap: controller.pickCertificate, | ||
| ), | ||
| ], | ||
| ); | ||
| } | ||
| } | ||
|
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| @riverpod | ||
| class SslSettingsController extends _$SslSettingsController { | ||
| @override | ||
| SslSettingsModel build(Machine machine) { | ||
| bool trustSelfSigned = machine.trustUntrustedCertificate; | ||
|
|
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| if (machine.pinnedCertificateDERBase64 == null) { | ||
| return SslSettingsModel(certificateDER: null, fingerprintSHA256: null, trustSelfSigned: trustSelfSigned); | ||
| } | ||
|
|
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| return SslSettingsModel( | ||
| certificateDER: machine.pinnedCertificateDERBase64, | ||
| fingerprintSHA256: _fingerPrint(machine.pinnedCertificateDERBase64!), | ||
| trustSelfSigned: trustSelfSigned, | ||
| ); | ||
| } | ||
|
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| void pickCertificate() async { | ||
| FilePickerResult? result = await FilePicker.platform.pickFiles( | ||
| type: FileType.custom, | ||
| allowedExtensions: ['pem', 'crt', 'cer'], | ||
| withReadStream: true, | ||
| withData: false, | ||
| ); | ||
|
|
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| if (result != null) { | ||
| var file = result.files.first; | ||
| var content = await utf8.decodeStream(file.readStream!); | ||
|
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| PemCodec pemCodec = PemCodec(PemLabel.certificate); | ||
| var derBytes = pemCodec.decode(content); | ||
| var base64 = toBase64(derBytes); | ||
|
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| state = SslSettingsModel( | ||
| certificateDER: base64, | ||
| fingerprintSHA256: _fingerPrint(base64), | ||
| trustSelfSigned: state.trustSelfSigned, | ||
| ); | ||
| } else { | ||
| // User canceled the picker | ||
| logger.i('User canceled certificate picker'); | ||
| } | ||
| } | ||
|
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| void clearCertificate() { | ||
| state = SslSettingsModel(certificateDER: null, fingerprintSHA256: null, trustSelfSigned: state.trustSelfSigned); | ||
| } | ||
|
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| void toggleTrustSelfSigned() { | ||
| state = SslSettingsModel( | ||
| certificateDER: state.certificateDER, | ||
| fingerprintSHA256: state.fingerprintSHA256, | ||
| trustSelfSigned: !state.trustSelfSigned, | ||
| ); | ||
| } | ||
|
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| String _fingerPrint(String derB64) { | ||
| var b64 = fromBase64(derB64); | ||
|
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| String hex = sha256.convert(b64).hex(); | ||
|
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| return [for (int i = 0; i < hex.length; i += 2) hex.substring(i, i + 2)].join(':'); | ||
| } | ||
| } | ||
|
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| @freezed | ||
| class SslSettingsModel with _$SslSettingsModel { | ||
| const factory SslSettingsModel({ | ||
| required String? certificateDER, | ||
| required String? fingerprintSHA256, | ||
| @Default(false) bool trustSelfSigned, | ||
| }) = _SslSettingsModel; | ||
| } |
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