diff options
Diffstat (limited to 'lib/support/share/mime.lua')
-rw-r--r-- | lib/support/share/mime.lua | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/lib/support/share/mime.lua b/lib/support/share/mime.lua deleted file mode 100644 index 169eda2..0000000 --- a/lib/support/share/mime.lua +++ /dev/null @@ -1,87 +0,0 @@ ------------------------------------------------------------------------------ --- MIME support for the Lua language. --- Author: Diego Nehab --- Conforming to RFCs 2045-2049 --- RCS ID: $Id: mime.lua,v 1.29 2007/06/11 23:44:54 diego Exp $ ------------------------------------------------------------------------------ - ------------------------------------------------------------------------------ --- Declare module and import dependencies ------------------------------------------------------------------------------ -local base = _G -local ltn12 = require("ltn12") -local mime = require("mime.core") -local io = require("io") -local string = require("string") -module("mime") - --- encode, decode and wrap algorithm tables -encodet = {} -decodet = {} -wrapt = {} - --- creates a function that chooses a filter by name from a given table -local function choose(table) - return function(name, opt1, opt2) - if base.type(name) ~= "string" then - name, opt1, opt2 = "default", name, opt1 - end - local f = table[name or "nil"] - if not f then - base.error("unknown key (" .. base.tostring(name) .. ")", 3) - else return f(opt1, opt2) end - end -end - --- define the encoding filters -encodet['base64'] = function() - return ltn12.filter.cycle(b64, "") -end - -encodet['quoted-printable'] = function(mode) - return ltn12.filter.cycle(qp, "", - (mode == "binary") and "=0D=0A" or "\r\n") -end - --- define the decoding filters -decodet['base64'] = function() - return ltn12.filter.cycle(unb64, "") -end - -decodet['quoted-printable'] = function() - return ltn12.filter.cycle(unqp, "") -end - -local function format(chunk) - if chunk then - if chunk == "" then return "''" - else return string.len(chunk) end - else return "nil" end -end - --- define the line-wrap filters -wrapt['text'] = function(length) - length = length or 76 - return ltn12.filter.cycle(wrp, length, length) -end -wrapt['base64'] = wrapt['text'] -wrapt['default'] = wrapt['text'] - -wrapt['quoted-printable'] = function() - return ltn12.filter.cycle(qpwrp, 76, 76) -end - --- function that choose the encoding, decoding or wrap algorithm -encode = choose(encodet) -decode = choose(decodet) -wrap = choose(wrapt) - --- define the end-of-line normalization filter -function normalize(marker) - return ltn12.filter.cycle(eol, 0, marker) -end - --- high level stuffing filter -function stuff() - return ltn12.filter.cycle(dot, 2) -end |