mRpostman (version 1.0.0)

decode_mime_header: Decode RFC 2047 quoted-printable and base64 MIME headers and strings

Description

Decode RFC 2047 quoted-printable and base64 MIME headers and strings

Usage

decode_mime_header(string)

Arguments

string

A character vector containing a string to be decoded.

Value

A decoded character vector if applicable.

References

Moore, K. (1996), MIME (Multipurpose Internet Mail Extensions) Part Three: Message Header Extensions for Non-ASCII Text, RFC 2047, November 1996, https://tools.ietf.org/html/rfc2047.

Freed, N., Borenstein, N. (1996), Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies, RFC 2045, November 1996, https://tools.ietf.org/html/rfc2045.

Internal parts of this object, regarding the quoted printable type, were borrowed from https://github.com/hrbrmstr/hrbrmisc/blob/master/R/qp.r with slight modifications.

Examples

# NOT RUN {
# Simple quoted-printable string - Portuguese example
qp_encoded <- "Minist=E9rio_da_Educa=E7=E3o"
decoded_string <- decode_mime_header(string = qp_encoded)

# Simple quoted-printable string - French example
qp_encoded <- "sur la route =C3=A0 suivre les voil=C3=A0 bient=C3=B4t qui te d=C3=A9gradent"
decoded_string <- decode_mime_header(string = qp_encoded)

# RFC 2047 quoted-printable header - Portuguese example
qp_encoded <- "=?iso-8859-1?Q?DIDEC_Capacita=E7=E3o?="
decoded_string <- decode_mime_header(string = qp_encoded)

# RFC 2047 quoted-printable - German example
qp_encoded <- "=?UTF-8?Q?stern=2Ede_-_t=C3=A4glich?="
decoded_string <- decode_mime_header(string = qp_encoded)

# RFC 2047 base64 - Portuguese example
b64_encoded <- "=?utf-8?B?Sk9BTkEgRlVTQ08gTE9CTyBubyBUZWFtcw==?="
decoded_string <- decode_mime_header(string = b64_encoded)

# }