52 lines
1.4 KiB
C#
52 lines
1.4 KiB
C#
/*
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* Copyright (c) 2024 ETH Zürich, IT Services
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Xml.Linq;
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using SafeExamBrowser.I18n.Contracts;
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namespace SafeExamBrowser.I18n
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{
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/// <summary>
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/// Default implementation of an <see cref="ITextResource"/> for text data in XML.
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/// </summary>
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public class XmlTextResource : ITextResource
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{
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private Stream data;
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/// <summary>
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/// Initializes a new text resource for an XML data stream.
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/// </summary>
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/// <exception cref="ArgumentNullException">If the given stream is null.</exception>
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public XmlTextResource(Stream data)
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{
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this.data = data ?? throw new ArgumentNullException(nameof(data));
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}
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public IDictionary<TextKey, string> LoadText()
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{
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var xml = XDocument.Load(data);
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var text = new Dictionary<TextKey, string>();
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foreach (var definition in xml.Root.Descendants())
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{
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var isEntry = definition.Name.LocalName == "Entry";
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var hasValidKey = Enum.TryParse(definition.Attribute("key")?.Value, out TextKey key);
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if (isEntry && hasValidKey)
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{
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text[key] = definition.Value?.Trim() ?? string.Empty;
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}
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}
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return text;
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}
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}
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}
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