# File mime/types.rb, line 302 302: def signature? 303: case @content_type 304: when "application/pgp-keys", "application/pgp", 305: "application/pgp-signature", "application/pkcs10", 306: "application/pkcs7-mime", "application/pkcs7-signature", 307: "text/vCard", "text/vcard" 308: true 309: end 310: end