44 lines
1.3 KiB
Dart
44 lines
1.3 KiB
Dart
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import 'dart:html' show HttpRequest;
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import 'package:html/parser.dart' show parse;
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import 'package:html/dom.dart' show Element;
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// Get the sitemap content
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Future<String> getSitemap() async {
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const path = 'sitemap.html';
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try {
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return await HttpRequest.getString(path);
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} catch (e) {
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print('Couldn’t open $path');
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}
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return 'Error';
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}
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// Parse the list of elements and detect pages from this list
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Map<String, String> detectPages(List<Element> sitemap, [String prefix]) {
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final links = <String, String>{};
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for (var elem in sitemap) {
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if (elem.outerHtml.contains('index')) {
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continue;
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} else if (elem.innerHtml.startsWith('<a')) {
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elem = elem.firstChild;
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final url = elem.attributes['href'];
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final text = elem.firstChild.text;
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links[url] = (prefix == null) ? text : '$text ($prefix)';
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} else {
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final prefix = elem.firstChild.text;
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final ul = elem.children[0].children;
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links.addAll(detectPages(ul, prefix));
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}
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}
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return links;
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}
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// This function returns a Map which contains all links to languages detected
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// from the sitemap.
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Future<Map<String, String>> parseSitemap() async {
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final content = await getSitemap();
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final sitemap = parse(content).getElementsByClassName('org-ul')[0].children;
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return detectPages(sitemap);
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}
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