SteamRE/DepotDownloader
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Add basic support for downloading Workshop collections (#661) (#664)

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* Add basic support for downloading Workshop collections (#661)

* Refactor published file processing logic

* Add messaging for unsupported Workshop file types
This commit is contained in:
Nicholas Hastings
2025-11-02 10:50:36 -05:00
committed by GitHub
parent 9a2bafeb05
commit 77f9067eaa
2 changed files with 56 additions and 8 deletions
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58
DepotDownloader/ContentDownloader.cs
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@@ -4,6 +4,7 @@
using System;
using System.Buffers;
using System.Collections.Concurrent;
using System.Collections.Frozen;
using System.Collections.Generic;
using System.IO;
using System.Linq;
@@ -35,6 +36,16 @@ namespace DepotDownloader
private const string CONFIG_DIR = ".DepotDownloader";
private static readonly string STAGING_DIR = Path.Combine(CONFIG_DIR, "staging");
private static readonly FrozenSet<EWorkshopFileType> SupportedWorkshopFileTypes = FrozenSet.ToFrozenSet(new[]
{
EWorkshopFileType.Community,
EWorkshopFileType.Art,
EWorkshopFileType.Screenshot,
EWorkshopFileType.Merch,
EWorkshopFileType.IntegratedGuide,
EWorkshopFileType.ControllerBinding,
});
private sealed class DepotDownloadInfo(
uint depotid, uint appId, ulong manifestId, string branch,
string installDir, byte[] depotKey)
@@ -334,22 +345,55 @@ namespace DepotDownloader
steam3.Disconnect();
}
public static async Task DownloadPubfileAsync(uint appId, ulong publishedFileId)
private static async Task ProcessPublishedFileAsync(uint appId, ulong publishedFileId, List<ValueTuple<string, string>> fileUrls, List<ulong> contentFileIds)
{
var details = await steam3.GetPublishedFileDetails(appId, publishedFileId);
var fileType = (EWorkshopFileType)details.file_type;
if (!string.IsNullOrEmpty(details?.file_url))
if (fileType == EWorkshopFileType.Collection)
{
await DownloadWebFile(appId, details.filename, details.file_url);
foreach (var child in details.children)
{
await ProcessPublishedFileAsync(appId, child.publishedfileid, fileUrls, contentFileIds);
}
}
else if (details?.hcontent_file > 0)
else if (SupportedWorkshopFileTypes.Contains(fileType))
{
await DownloadAppAsync(appId, new List<(uint, ulong)> { (appId, details.hcontent_file) }, DEFAULT_BRANCH, null, null, null, false, true);
if (!string.IsNullOrEmpty(details?.file_url))
{
fileUrls.Add((details.filename, details.file_url));
}
else if (details?.hcontent_file > 0)
{
contentFileIds.Add(details.hcontent_file);
}
else
{
Console.WriteLine("Unable to locate manifest ID for published file {0}", publishedFileId);
}
}
else
{
Console.WriteLine("Unable to locate manifest ID for published file {0}", publishedFileId);
Console.WriteLine("Published file {0} has unsupported file type {1}. Skipping file", publishedFileId, fileType);
}
}
public static async Task DownloadPubfileAsync(uint appId, ulong publishedFileId)
{
List<ValueTuple<string, string>> fileUrls = new();
List<ulong> contentFileIds = new();
await ProcessPublishedFileAsync(appId, publishedFileId, fileUrls, contentFileIds);
foreach (var item in fileUrls)
{
await DownloadWebFile(appId, item.Item1, item.Item2);
}
if (contentFileIds.Count > 0)
{
var depotManifestIds = contentFileIds.Select(id => (appId, id)).ToList();
await DownloadAppAsync(appId, depotManifestIds, DEFAULT_BRANCH, null, null, null, false, true);
}
}

6
DepotDownloader/Steam3Session.cs
View File

@@ -333,7 +333,11 @@ namespace DepotDownloader
public async Task<PublishedFileDetails> GetPublishedFileDetails(uint appId, PublishedFileID pubFile)
{
var pubFileRequest = new CPublishedFile_GetDetails_Request { appid = appId };
var pubFileRequest = new CPublishedFile_GetDetails_Request
{
appid = appId,
includechildren = true,
};
pubFileRequest.publishedfileids.Add(pubFile);
var details = await steamPublishedFile.GetDetails(pubFileRequest);