50 lines
2.8 KiB
C#
50 lines
2.8 KiB
C#
// Copyright (c) 2026 Duplicati Inc. All rights reserved.
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using System.Globalization;
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using System.Runtime.CompilerServices;
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using Duplicati.Library.Common.IO;
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using Duplicati.Library.Interface;
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namespace Duplicati.Proprietary.Office365.SourceItems;
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internal class UserMailboxEmailSourceEntry(SourceProvider provider, string path, GraphUser user, GraphMessage email)
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: MetaEntryBase(Util.AppendDirSeparator(SystemIO.IO_OS.PathCombine(path, email.Id)), email.CreatedDateTime.FromGraphDateTime(), email.LastModifiedDateTime.FromGraphDateTime())
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{
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private readonly Dictionary<string, string?> _minorMetadata = new Dictionary<string, string?> {
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{ "o365:v", "1" },
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{ "o365:Id", email.Id },
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{ "o365:Type", SourceItemType.UserMailboxEmail.ToString() },
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{ "o365:Name", email.Subject ?? "" },
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{ "o365:Subject", email.Subject ?? "" },
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{ "o365:From", email.From?.EmailAddress?.Address ?? "" },
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{ "o365:To", string.Join(",", email.ToRecipients?.Select(x => x.EmailAddress?.Address) ?? []) },
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{ "o365:CreatedDateTime", email.CreatedDateTime.FromGraphDateTime().ToString("o", CultureInfo.InvariantCulture) },
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{ "o365:ReceivedDateTime", email.ReceivedDateTime.FromGraphDateTime().ToString("o", CultureInfo.InvariantCulture) },
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{ "o365:SentDateTime", email.SentDateTime.FromGraphDateTime().ToString("o", CultureInfo.InvariantCulture) },
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{ "o365:InternetMessageId", email.InternetMessageId ?? "" },
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{ "o365:HasAttachments", email.HasAttachments?.ToString() ?? "" },
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}
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.Where(kv => !string.IsNullOrEmpty(kv.Value))
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.ToDictionary(kv => kv.Key, kv => kv.Value);
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public override Task<Dictionary<string, string?>> GetMinorMetadata(CancellationToken ct)
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=> Task.FromResult(_minorMetadata);
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public override async IAsyncEnumerable<ISourceProviderEntry> Enumerate([EnumeratorCancellation] CancellationToken cancellationToken)
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{
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yield return new StreamResourceEntryFunction(SystemIO.IO_OS.PathCombine(this.Path, "content.eml"),
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createdUtc: email.CreatedDateTime.FromGraphDateTime(),
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lastModificationUtc: email.LastModifiedDateTime.FromGraphDateTime(),
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size: -1,
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streamFactory: (ct) => provider.UserEmailApi.GetEmailContentStreamAsync(user.Id, email.Id, ct)
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);
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yield return new StreamResourceEntryFunction(SystemIO.IO_OS.PathCombine(this.Path, "metadata.json"),
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createdUtc: email.CreatedDateTime.FromGraphDateTime(),
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lastModificationUtc: email.LastModifiedDateTime.FromGraphDateTime(),
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size: -1,
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streamFactory: (ct) => provider.UserEmailApi.GetEmailMetadataStreamAsync(user.Id, email.Id, ct)
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);
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}
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}
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