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Code improvements

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This commit is contained in:
fazelukario
2023-04-11 08:59:43 +03:00
parent dcad4df8cf
commit 8b96873fa7
1 changed files with 39 additions and 70 deletions
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109
ArchiSteamFarm/IPC/Startup.cs
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@@ -114,80 +114,15 @@ internal sealed class Startup {
#endif
// Add support for static files (e.g. HTML, CSS and JS from IPC GUI)
app.UseStaticFiles(
new StaticFileOptions {
OnPrepareResponse = static context => {
if (context.File is { Exists: true, IsDirectory: false } && !string.IsNullOrEmpty(context.File.Name)) {
string extension = Path.GetExtension(context.File.Name);
CacheControlHeaderValue cacheControl = new();
switch (extension.ToUpperInvariant()) {
case ".CSS" or ".JS":
// Add support for SRI-protected static files
// SRI requires from us to notify the caller (especially proxy) to avoid modifying the data
cacheControl.NoTransform = true;
goto default;
default:
// Instruct the caller to always ask us first about every file it requests
// Contrary to the name, this doesn't prevent client from caching, but rather informs it that it must verify with us first that his cache is still up-to-date
// This is used to handle ASF and user updates to WWW root, we don't want from the client to ever use outdated scripts
cacheControl.NoCache = true;
// All static files are public by definition, we don't have any authorization here
cacheControl.Public = true;
break;
}
ResponseHeaders headers = context.Context.Response.GetTypedHeaders();
headers.CacheControl = cacheControl;
}
}
}
);
app.UseStaticFiles(GetNewStaticFileOptionsWithCacheControl());
#if !NETFRAMEWORK && !NETSTANDARD
// Add support for static files from custom plugins (e.g. HTML, CSS and JS)
foreach (string staticFilesDirectory in staticFilesDirectorys) {
app.UseStaticFiles(
new StaticFileOptions {
OnPrepareResponse = static context => {
if (context.File is { Exists: true, IsDirectory: false } && !string.IsNullOrEmpty(context.File.Name)) {
string extension = Path.GetExtension(context.File.Name);
CacheControlHeaderValue cacheControl = new();
switch (extension.ToUpperInvariant()) {
case ".CSS" or ".JS":
// Add support for SRI-protected static files
// SRI requires from us to notify the caller (especially proxy) to avoid modifying the data
cacheControl.NoTransform = true;
goto default;
default:
// Instruct the caller to always ask us first about every file it requests
// Contrary to the name, this doesn't prevent client from caching, but rather informs it that it must verify with us first that his cache is still up-to-date
// This is used to handle ASF and user updates to WWW root, we don't want from the client to ever use outdated scripts
cacheControl.NoCache = true;
// All static files are public by definition, we don't have any authorization here
cacheControl.Public = true;
break;
}
ResponseHeaders headers = context.Context.Response.GetTypedHeaders();
headers.CacheControl = cacheControl;
}
},
FileProvider = new PhysicalFileProvider(staticFilesDirectory),
RequestPath = "/" + Directory.GetParent(staticFilesDirectory)?.Name
}
);
StaticFileOptions staticFileOptions = GetNewStaticFileOptionsWithCacheControl();
staticFileOptions.FileProvider = new PhysicalFileProvider(staticFilesDirectory);
staticFileOptions.RequestPath = "/" + Directory.GetParent(staticFilesDirectory)?.Name;
app.UseStaticFiles(staticFileOptions);
}
// Use routing for our API controllers, this should be called once we're done with all the static files mess
@@ -229,6 +164,40 @@ internal sealed class Startup {
);
}
private static StaticFileOptions GetNewStaticFileOptionsWithCacheControl() => new() {
OnPrepareResponse = static context => {
if (context.File is { Exists: true, IsDirectory: false } && !string.IsNullOrEmpty(context.File.Name)) {
string extension = Path.GetExtension(context.File.Name);
CacheControlHeaderValue cacheControl = new();
switch (extension.ToUpperInvariant()) {
case ".CSS" or ".JS":
// Add support for SRI-protected static files
// SRI requires from us to notify the caller (especially proxy) to avoid modifying the data
cacheControl.NoTransform = true;
goto default;
default:
// Instruct the caller to always ask us first about every file it requests
// Contrary to the name, this doesn't prevent client from caching, but rather informs it that it must verify with us first that his cache is still up-to-date
// This is used to handle ASF and user updates to WWW root, we don't want from the client to ever use outdated scripts
cacheControl.NoCache = true;
// All static files are public by definition, we don't have any authorization here
cacheControl.Public = true;
break;
}
ResponseHeaders headers = context.Context.Response.GetTypedHeaders();
headers.CacheControl = cacheControl;
}
}
};
[UnconditionalSuppressMessage("AssemblyLoadTrimming", "IL2026:RequiresUnreferencedCode", Justification = "HashSet<string> isn't a primitive, but we widely use the required features everywhere and it's unlikely to be trimmed to the best of our knowledge")]
public void ConfigureServices(IServiceCollection services) {
ArgumentNullException.ThrowIfNull(services);