protected internal ContentSecurityPolicyOptionsDirectiveBuilder AllowHash(HashDirective hash, string base64HashValue)
{
if (string.IsNullOrWhiteSpace(base64HashValue))
{
throw new ArgumentException("Value cannot be null or whitespace.", nameof(base64HashValue));
}
if (!IsBase64String(base64HashValue))
{
throw new FormatException($"The parameter {base64HashValue} is not a Bas64 string!");
}
switch (hash)
{
case HashDirective.SHA256:
return(Allow($"'SHA256-{base64HashValue}'"));
case HashDirective.SHA384:
return(Allow($"'SHA384-{base64HashValue}'"));
case HashDirective.SHA512:
return(Allow($"'SHA512-{base64HashValue}'"));
default:
throw new NotSupportedException($"The Hash [{hash.ToString()}] is not supported now!");
}
}
public new FontSrcDirectiveBuilder AllowHash(HashDirective hash, string base64HashValue) => (FontSrcDirectiveBuilder)base.AllowHash(hash, base64HashValue);
