public async Task <IActionResult> AssetUploadServlet([FromForm] AssetUploadForm formAsset)
{
Console.WriteLine($"/pollinator/public-interface/AssetUploadServlet{Request.QueryString}");
// the game client always sends the slurp query
// and it's always either 0 or 1
if (!Request.Query.ContainsKey("slurp") ||
!int.TryParse(Request.Query["slurp"], out int slurpValue) ||
(slurpValue != 0 && slurpValue != 1))
{
return(Ok());
}
Int64 parentId = 0;
// the game sometimes sends a parent id,
// make sure we can parse it
if (Request.Query.ContainsKey("parent") &&
!Int64.TryParse(Request.Query["parent"], out parentId))
{
return(Ok());
}
SporeServerAsset parentAsset = null;
// when parentId is not 0,
// try to find parent asset
if (parentId != 0)
{
parentAsset = await _assetManager.FindByIdAsync(parentId);
}
// the game always sends the type id
// make sure we can parse it
// and that's it a valid id
if (!Int64.TryParse(formAsset.TypeId.TrimStart('0', 'x'),
NumberStyles.HexNumber,
null,
out Int64 typeId) ||
!Enum.IsDefined(typeof(SporeAssetType), typeId))
{
Console.WriteLine($"invalid type id: {typeId}");
return(Ok());
}
var user = await _userManager.GetUserAsync(User);
// make sure the requested assetId is the user's nextAssetId
if (user.NextAssetId != formAsset.AssetId)
{
return(Ok());
}
var asset = await _assetManager.FindByIdAsync(formAsset.AssetId);
// make sure the asset exists and
// make sure it isn't already used
if (asset == null ||
asset.Used)
{
return(Ok());
}
// make sure the asset doesn't go over any limits
if ((formAsset.Description != null &&
formAsset.Description.Length > 256) ||
(formAsset.ModelData != null &&
formAsset.ModelData.FileName.Length > 32) ||
(formAsset.Tags != null &&
formAsset.Tags.Length > 256))
{
return(Ok());
}
// save the asset
if (!await _assetManager.AddAsync(formAsset,
asset,
parentAsset,
(slurpValue == 1),
(SporeAssetType)typeId))
{
return(StatusCode(500));
}
return(Ok());
}