Operation request: MIME rfc2047

[troyheady2]

Summary

can you please add email MIME header decoding. see the following for info and examples
https://www.ietf.org/rfc/rfc2047.txt
http://dogmamix.com/MimeHeadersDecoder/

Example

input:
From: =?US-ASCII?Q?Keith_Moore?= [email protected]
To: =?ISO-8859-1?Q?Keld_J=F8rn_Simonsen?= [email protected]
CC: =?ISO-8859-1?Q?Andr=E9?= Pirard [email protected]
Subject: =?ISO-8859-1?B?SWYgeW91IGNhbiByZWFkIHRoaXMgeW8=?=
=?ISO-8859-2?B?dSB1bmRlcnN0YW5kIHRoZSBleGFtcGxlLg==?=

output:
From: Keith Moore [email protected]
To: Keld Jørn Simonsen [email protected]
CC: André Pirard [email protected]
Subject: If you can read this you understand the example.

[GlassGruber]

This is a recipe to obtain a very close result requested by OP, but for some reason the operation From Quoted Printable is not converting underscores characters.

[
  { "op": "Fork",
    "args": ["\\n", "\\n", false] },
  { "op": "Comment",
    "args": ["Extract and decode Base64 string"] },
  { "op": "Subsection",
    "args": ["\\?b\\?(.*)\\?=", false, false, false] },
  { "op": "From Base64",
    "args": ["A-Za-z0-9+/=", false, false] },
  { "op": "Merge",
    "args": [true] },
  { "op": "Comment",
    "args": ["Extract and decode quoted-printable string"] },
  { "op": "Subsection",
    "args": ["\\?q\\?(.*)\\?=", false, true, false] },
  { "op": "From Quoted Printable",
    "args": [] },
  { "op": "Merge",
    "args": [true] },
  { "op": "Find / Replace",
    "args": [{ "option": "Regex", "string": "=.+?[qbQB]\\?|\\?=" }, "", true, true, false, false] }
]