Dev
12dd1de9f2
- Add theme system (Dark/Light palettes, ModernTheme, ThemeManager) - Add InputDialog, Spinner common view - Add DuplicatesCsvExportService - Refresh views, dialogs, and view models across tabs - Update localization strings (en/fr) - Tweak services (transfer, permissions, search, user access, ownership elevation, bulk operations) Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
28 lines
1.3 KiB
C#
28 lines
1.3 KiB
C#
using System.IO;
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using System.Text;
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namespace SharepointToolbox.Services.Export;
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/// <summary>
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/// Central file-write plumbing for export services so every CSV and HTML
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/// artefact gets a consistent encoding: CSV files are written with a UTF-8
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/// BOM (required for Excel to detect the encoding when opening a
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/// double-clicked .csv), HTML files are written without a BOM (some browsers
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/// and iframe <c>srcdoc</c> paths render the BOM as a visible character).
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/// Export services should call these helpers rather than constructing
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/// <see cref="UTF8Encoding"/> inline.
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/// </summary>
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internal static class ExportFileWriter
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{
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private static readonly UTF8Encoding Utf8WithBom = new(encoderShouldEmitUTF8Identifier: true);
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private static readonly UTF8Encoding Utf8NoBom = new(encoderShouldEmitUTF8Identifier: false);
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/// <summary>Writes <paramref name="csv"/> to <paramref name="filePath"/> as UTF-8 with BOM.</summary>
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public static Task WriteCsvAsync(string filePath, string csv, CancellationToken ct)
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=> File.WriteAllTextAsync(filePath, csv, Utf8WithBom, ct);
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/// <summary>Writes <paramref name="html"/> to <paramref name="filePath"/> as UTF-8 without BOM.</summary>
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public static Task WriteHtmlAsync(string filePath, string html, CancellationToken ct)
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=> File.WriteAllTextAsync(filePath, html, Utf8NoBom, ct);
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}
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