85 lines
2.6 KiB
Dart
85 lines
2.6 KiB
Dart
import 'dart:developer' as developer;
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import 'package:xml/xml.dart' as xml;
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import '../state/podcast_group.dart';
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class OmplOutline {
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final String text;
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final String xmlUrl;
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OmplOutline({this.text, this.xmlUrl});
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factory OmplOutline.parse(xml.XmlElement element) {
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if (element == null) return null;
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return OmplOutline(
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text: element.getAttribute("text")?.trim(),
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xmlUrl: element.getAttribute("xmlUrl")?.trim(),
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);
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}
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}
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class PodcastsBackup {
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///Group list for backup.
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final List<PodcastGroup> groups;
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PodcastsBackup(this.groups) : assert(groups.isNotEmpty);
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xml.XmlNode omplBuilder() {
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var builder = xml.XmlBuilder();
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builder.processing('xml', 'version="1.0" encoding="UTF-8"');
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builder.element('ompl', nest: () {
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builder.attribute('version', '1.0');
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builder.element('head', nest: () {
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builder.element('title', nest: 'Tsacdop Feed Groups');
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});
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builder.element('body', nest: () {
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for (var group in groups) {
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builder.element('outline', nest: () {
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builder.attribute('text', '${group.name}');
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builder.attribute('title', '${group.name}');
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for (var e in group.podcasts) {
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builder.element(
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'outline',
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nest: () {
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builder.attribute('type', 'rss');
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builder.attribute('text', '${e.title}');
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builder.attribute('title', '${e.title}');
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builder.attribute('xmlUrl', '${e.rssUrl}');
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},
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isSelfClosing: true,
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);
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}
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});
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}
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});
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});
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return builder.buildDocument();
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}
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static parseOPML(String opml) {
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var data = <String, List<OmplOutline>>{};
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// var opml = file.readAsStringSync();
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var content = xml.XmlDocument.parse(opml);
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var title =
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content.findAllElements('head').first.findElements('title').first.text;
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developer.log(title, name: 'Import OPML');
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var groups = content.findAllElements('body').first.findElements('outline');
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if (title != 'Tsacdop Feed Groups') {
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var total = content
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.findAllElements('outline')
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.map((ele) => OmplOutline.parse(ele))
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.toList();
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data['Home'] = total;
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return data;
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}
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for (var element in groups) {
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var title = element.getAttribute('title');
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var total = element
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.findElements('outline')
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.map((ele) => OmplOutline.parse(ele))
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.toList();
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data[title] = total;
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}
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return data;
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}
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}
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