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Fix: "blazor.boot.json.gz" and "blazor.boot.json.br" are removed undesirably #32

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merged 1 commit into from
Nov 7, 2022
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Fix: "blazor.boot.json.gz" and "blazor.boot.json.br" are removed undesirably #32

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4 changes: 2 additions & 2 deletions src/BlazorWasmAntivirusProtection.Tasks/BlazorWasmAntivirusProtection.Tasks.csproj
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
<Project Sdk="Microsoft.NET.Sdk">
<Project Sdk="Microsoft.NET.Sdk">

<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<TargetFramework>net6.0</TargetFramework>
<LangVersion>8.0</LangVersion>
</PropertyGroup>

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47 changes: 41 additions & 6 deletions src/BlazorWasmAntivirusProtection.Tasks/RenameDlls.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,8 @@ public class RenameDlls : Task

public string RenameDllsTo { get; set; } = "bin";
public bool DisableRenamingDlls { get; set; }
public bool BlazorEnableCompression { get; set; } = true;
public string CompressionLevel { get; set; }

public override bool Execute()
{
Expand Down Expand Up @@ -75,15 +77,15 @@ public override bool Execute()
File.WriteAllText(serviceWorkerPathAssets, serviceWorkerAssets);
}

if (File.Exists(bootJsonGzPath))
if (File.Exists(bootJsonGzPath) && BlazorEnableCompression)
{
Log.LogMessage(MessageImportance.High, $"BlazorWasmAntivirusProtection: Deleting \"{bootJsonGzPath}\"");
File.Delete(bootJsonGzPath);
Log.LogMessage(MessageImportance.High, $"BlazorWasmAntivirusProtection: Recompressing \"{bootJsonGzPath}\"");
GZipCompress(bootJsonPath, bootJsonGzPath);
}
if (File.Exists(bootJsonBrPath))
if (File.Exists(bootJsonBrPath) && BlazorEnableCompression)
{
Log.LogMessage(MessageImportance.High, $"BlazorWasmAntivirusProtection: Deleting \"{bootJsonBrPath}\"");
File.Delete(bootJsonBrPath);
Log.LogMessage(MessageImportance.High, $"BlazorWasmAntivirusProtection: Recompressing \"{bootJsonBrPath}\"");
BrotliCompress(bootJsonPath, bootJsonBrPath);
}
}

Expand All @@ -92,6 +94,39 @@ public override bool Execute()
return true;
}

private void GZipCompress(string bootJsonPath, string bootJsonGzPath)
{
try
{
File.Delete(bootJsonGzPath);
using var fileStream = File.OpenRead(bootJsonPath);
using var stream = File.Create(bootJsonGzPath);
using var destination = new GZipStream(stream, System.IO.Compression.CompressionLevel.Optimal);
fileStream.CopyTo(destination);
}
catch (Exception ex)
{
Log.LogErrorFromException(ex);
}
}

private void BrotliCompress(string bootJsonPath, string bootJsonBrPath)
{
try
{
File.Delete(bootJsonBrPath);
var compressionLevel = Enum.TryParse<CompressionLevel>(CompressionLevel, out var level) ? level : System.IO.Compression.CompressionLevel.Optimal;
using var fileStream = File.OpenRead(bootJsonPath);
using var stream = File.Create(bootJsonBrPath);
using var destination = new BrotliStream(stream, compressionLevel);
fileStream.CopyTo(destination);
}
catch (Exception ex)
{
Log.LogErrorFromException(ex);
}
}

string ComputeSha256Hash(string rawData)
{
using var sha256Hash = SHA256.Create();
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2 changes: 1 addition & 1 deletion src/BlazorWasmAntivirusProtection/build/net6.0/BlazorWasmAntivirusProtection.targets
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Original file line number Diff line number Diff line change
Expand Up @@ -33,7 +33,7 @@

<!-- Runs in the published project (server if hosted)-->
<Target Name="_ChangeDLLFileExtensions" AfterTargets="Publish">
<RenameDlls PublishDir="$(PublishDir)" RenameDllsTo="$(RenameDllsTo)" DisableRenamingDlls="$(DisableRenamingDlls)"></RenameDlls>
<RenameDlls PublishDir="$(PublishDir)" RenameDllsTo="$(RenameDllsTo)" DisableRenamingDlls="$(DisableRenamingDlls)" BlazorEnableCompression="$(BlazorEnableCompression)" CompressionLevel="$(_BlazorBrotliCompressionLevel)"></RenameDlls>
</Target>

</Project>