webmcp
annotate framework/env/encode/mime/quoted_printable_text_content.lua @ 506:83b3882dc31b
New functions moonhash.shake128(data, len, alphabet), moonhash.shake256(data, len, alphabet)
Removed moonhash.shake128_128(...)
Removed moonhash.shake128_128(...)
| author | jbe |
|---|---|
| date | Wed Aug 16 00:31:11 2017 +0200 (2017-08-16) |
| parents | 9fdfb27f8e67 |
| children |
| rev | line source |
|---|---|
| jbe/bsw@0 | 1 function encode.mime.quoted_printable_text_content(str) |
| jbe/bsw@0 | 2 local parts = {} |
| jbe/bsw@0 | 3 for str_part in string.gmatch(str, "[^\r\n]+[\r\n]*") do |
| jbe/bsw@0 | 4 local line, extra_gap = string.match(str_part, "^([^\r\n]+)\r?\n?(.*)$") |
| jbe/bsw@0 | 5 local line_length = 0 |
| jbe/bsw@0 | 6 for char in string.gmatch(line, ".") do |
| jbe/bsw@0 | 7 if string.find(char, "^[\t -<>-~]$") then |
| jbe/bsw@0 | 8 if line_length + 1 > 75 then |
| jbe/bsw@0 | 9 parts[#parts+1] = "=\r\n" |
| jbe/bsw@0 | 10 line_length = 0 |
| jbe/bsw@0 | 11 end |
| jbe/bsw@0 | 12 parts[#parts+1] = char |
| jbe/bsw@0 | 13 line_length = line_length + 1 |
| jbe/bsw@0 | 14 else |
| jbe/bsw@0 | 15 if line_length + 3 > 75 then |
| jbe/bsw@0 | 16 parts[#parts+1] = "=\r\n" |
| jbe/bsw@0 | 17 line_length = 0 |
| jbe/bsw@0 | 18 end |
| jbe/bsw@0 | 19 parts[#parts+1] = string.format("=%02X", string.byte(char)) |
| jbe/bsw@0 | 20 line_length = line_length + 3 |
| jbe/bsw@0 | 21 end |
| jbe/bsw@0 | 22 end |
| jbe/bsw@0 | 23 for i = 1, #extra_gap do |
| jbe/bsw@0 | 24 if string.sub(extra_gap, i, i) == "\n" then |
| jbe/bsw@0 | 25 parts[#parts+1] = "\r\n" |
| jbe/bsw@0 | 26 end |
| jbe/bsw@0 | 27 end |
| jbe/bsw@0 | 28 parts[#parts+1] = "\r\n" |
| jbe/bsw@0 | 29 end |
| jbe/bsw@0 | 30 return table.concat(parts) |
| jbe/bsw@0 | 31 end |