Files
duplicati/proprietary/Office365/SourceItems/UserContactFolderSourceEntry.cs
T

109 lines
5.1 KiB
C#

// Copyright (c) 2026 Duplicati Inc. All rights reserved.
using System.Runtime.CompilerServices;
using Duplicati.Library.Common.IO;
using Duplicati.Library.Interface;
namespace Duplicati.Proprietary.Office365.SourceItems;
internal class UserContactFolderSourceEntry(SourceProvider provider, GraphUser user, string path, GraphContactFolder folder)
: MetaEntryBase(Util.AppendDirSeparator(SystemIO.IO_OS.PathCombine(path, folder.Id)), null, null)
{
public override async IAsyncEnumerable<ISourceProviderEntry> Enumerate([EnumeratorCancellation] CancellationToken cancellationToken)
{
// List contacts in this folder
await foreach (var contact in provider.ContactsApi.ListContactsInFolderAsync(user.Id, folder.Id, cancellationToken))
{
if (cancellationToken.IsCancellationRequested)
yield break;
var isContactGroup = await provider.ContactsApi.IsContactGroupAsync(user.Id, contact.Id, cancellationToken).ConfigureAwait(false);
var ms = new MemoryStream();
System.Text.Json.JsonSerializer.Serialize(ms, contact);
var jsonBytes = ms.ToArray();
yield return new StreamResourceEntryFunction(SystemIO.IO_OS.PathCombine(this.Path, contact.Id + ".json"),
createdUtc: contact.CreatedDateTime.FromGraphDateTime(),
lastModificationUtc: contact.LastModifiedDateTime.FromGraphDateTime(),
size: jsonBytes.Length,
streamFactory: (ct) => Task.FromResult<Stream>(new MemoryStream(jsonBytes)),
minorMetadataFactory: (ct) => Task.FromResult(new Dictionary<string, string?>()
{
{ "o365:v", "1" },
{ "o365:Id", contact.Id },
{ "o365:Type", isContactGroup
? SourceItemType.UserContactGroup.ToString()
: SourceItemType.UserContact.ToString() },
{ "o365:Name", contact.DisplayName },
}
.Where(kv => !string.IsNullOrEmpty(kv.Value))
.ToDictionary(kv => kv.Key, kv => kv.Value)));
// Contact Photo
var photoEntry = new StreamResourceEntryFunction(SystemIO.IO_OS.PathCombine(this.Path, contact.Id + ".photo"),
createdUtc: DateTime.UnixEpoch,
lastModificationUtc: DateTime.UnixEpoch,
size: -1,
streamFactory: (ct) => provider.ContactsApi.GetContactPhotoStreamAsync(user.Id, contact.Id, folder.Id, ct),
minorMetadataFactory: (ct) => Task.FromResult(new Dictionary<string, string?>()
{
{ "o365:v", "1" },
{ "o365:Id", contact.Id },
{ "o365:Type", SourceItemType.UserContactPhoto.ToString() },
{ "o365:Name", $"{contact.DisplayName} - Photo" },
}
.Where(kv => !string.IsNullOrEmpty(kv.Value))
.ToDictionary(kvp => kvp.Key, kvp => kvp.Value)));
if (await photoEntry.ProbeIfExistsAsync(cancellationToken).ConfigureAwait(false))
yield return photoEntry;
if (isContactGroup)
{
// Members
var members = await provider.ContactsApi.ListContactGroupMembersAsync(user.Id, folder.Id, contact.Id, cancellationToken)
.ToListAsync(cancellationToken)
.ConfigureAwait(false);
if (members.Count > 0)
{
var memMs = new MemoryStream();
System.Text.Json.JsonSerializer.Serialize(memMs, members);
var memBytes = memMs.ToArray();
yield return new StreamResourceEntryFunction(SystemIO.IO_OS.PathCombine(this.Path, contact.Id + ".members.json"),
createdUtc: DateTime.UnixEpoch,
lastModificationUtc: DateTime.UnixEpoch,
size: memBytes.Length,
streamFactory: (ct) => Task.FromResult<Stream>(new MemoryStream(memBytes)));
}
}
}
// List child folders
await foreach (var childFolder in provider.ContactsApi.ListContactFoldersAsync(user.Id, folder.Id, cancellationToken))
{
if (cancellationToken.IsCancellationRequested)
yield break;
yield return new UserContactFolderSourceEntry(provider, user, this.Path, childFolder);
}
}
public override Task<Dictionary<string, string?>> GetMinorMetadata(CancellationToken cancellationToken)
=> Task.FromResult(new Dictionary<string, string?>
{
{ "o365:v", "1" },
{ "o365:Id", folder.Id },
{ "o365:Type", SourceItemType.UserContactFolder.ToString() },
{ "o365:Name", folder.DisplayName ?? "" },
{ "o365:DisplayName", folder.DisplayName ?? "" },
{ "o365:ParentFolderId", folder.ParentFolderId ?? "" },
}
.Where(kvp => !string.IsNullOrEmpty(kvp.Value))
.ToDictionary(kvp => kvp.Key, kvp => kvp.Value));
}