public string GetResourceUrl(ILocalResourceLocation resource,
IDotvvmRequestContext context,
string name)
{
return(resourceRoute.BuildUrl(new Dictionary <string, object?> {
[HashParameterName] = GetVersionHash(resource, context, name),
[NameParameterName] = EncodeResourceName(name)
}));
}
public static string ReadToString(this ILocalResourceLocation location, IDotvvmRequestContext context)
{
using (var resourceStream = location.LoadResource(context))
{
using (var resourceStreamReader = new StreamReader(resourceStream))
{
return(resourceStreamReader.ReadToEnd());
}
}
}
protected byte[] GetHash(ILocalResourceLocation resourceLocation, IDotvvmRequestContext context)
{
if (context.Configuration.Debug)
{
using (var stream = resourceLocation.LoadResource(context))
{
return(ComputeHash(stream));
}
}
else
{
return(hashCache.GetValue(resourceLocation, l =>
{
using (var stream = resourceLocation.LoadResource(context))
{
return ComputeHash(stream);
}
}));
}
}
public InlineScriptResource(ILocalResourceLocation resourceLocation, ResourceRenderPosition renderPosition = ResourceRenderPosition.Body) : base(renderPosition)
{
this.resourceLocation = resourceLocation;
}
protected virtual string GetVersionHash(ILocalResourceLocation location, IDotvvmRequestContext context, string name) =>
suppressVersionHash? // don't generate the hash iff !Debug, as it clears breakpoints in debugger when url changes
EncodeResourceName(name) :
hasher.GetVersionHash(location, context);
public string GetVersionHash(ILocalResourceLocation resource, IDotvvmRequestContext context) =>
Convert.ToBase64String(GetHash(resource, context))
.Remove(20) // take only 20 chars (120 bits)
.Replace('/', '-').Replace('+', '_'); // `/` and `+` are not url-safe
public string GetIntegrityHash(ILocalResourceLocation resource, IDotvvmRequestContext context) =>
$"{hashFunctionName}-{Convert.ToBase64String(GetHash(resource, context))}";
public InlineStylesheetResource(ILocalResourceLocation resourceLocation) : base(ResourceRenderPosition.Head)
{
this.resourceLocation = resourceLocation;
}
public string GetResourceUrl(ILocalResourceLocation resource, IDotvvmRequestContext context, string name) =>
resourceRoute.BuildUrl(new Dictionary <string, object>
{
["hash"] = GetVersionHash(resource, context, name),
["name"] = EncodeResourceName(name)
});