author | Kim Alvefur <zash@zash.se> |
Sat, 24 Feb 2024 01:00:44 +0100 | |
changeset 13445 | 6d96b6eeee5a |
parent 12979 | d10957394a3c |
permissions | -rw-r--r-- |
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1 |
-- Prosody IM |
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2 |
-- Copyright (C) 2008-2010 Matthew Wild |
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3 |
-- Copyright (C) 2008-2010 Waqas Hussain |
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4 |
-- |
758 | 5 |
-- This project is MIT/X11 licensed. Please see the |
6 |
-- COPYING file in the source package for more information. |
|
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7 |
-- |
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util.termcolours: Silence luacheck warning
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8 |
-- |
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9 |
-- luacheck: ignore 213/i |
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10 |
|
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11 |
|
262 | 12 |
local t_concat, t_insert = table.concat, table.insert; |
13 |
local char, format = string.char, string.format; |
|
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14 |
local tonumber = tonumber; |
262 | 15 |
local ipairs = ipairs; |
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16 |
local io_write = io.write; |
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17 |
local m_floor = math.floor; |
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18 |
local type = type; |
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19 |
local setmetatable = setmetatable; |
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20 |
local pairs = pairs; |
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21 |
|
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22 |
local windows; |
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23 |
if os.getenv("WINDIR") then |
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util: Prefix module imports with prosody namespace
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24 |
windows = require "prosody.util.windows"; |
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25 |
end |
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26 |
local orig_color = windows and windows.get_consolecolor and windows.get_consolecolor(); |
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27 |
|
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28 |
local _ENV = nil; |
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29 |
-- luacheck: std none |
262 | 30 |
|
31 |
local stylemap = { |
|
32 |
reset = 0; bright = 1, dim = 2, underscore = 4, blink = 5, reverse = 7, hidden = 8; |
|
33 |
black = 30; red = 31; green = 32; yellow = 33; blue = 34; magenta = 35; cyan = 36; white = 37; |
|
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34 |
["black background"] = 40; ["red background"] = 41; ["green background"] = 42; ["yellow background"] = 43; |
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35 |
["blue background"] = 44; ["magenta background"] = 45; ["cyan background"] = 46; ["white background"] = 47; |
262 | 36 |
bold = 1, dark = 2, underline = 4, underlined = 4, normal = 0; |
37 |
} |
|
38 |
||
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39 |
local winstylemap = { |
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40 |
["0"] = orig_color, -- reset |
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41 |
["1"] = 7+8, -- bold |
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42 |
["1;33"] = 2+4+8, -- bold yellow |
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43 |
["1;31"] = 4+8 -- bold red |
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44 |
} |
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45 |
|
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46 |
local cssmap = { |
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47 |
[1] = "font-weight: bold", [2] = "opacity: 0.5", [4] = "text-decoration: underline", [8] = "visibility: hidden", |
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48 |
[30] = "color:black", [31] = "color:red", [32]="color:green", [33]="color:#FFD700", |
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49 |
[34] = "color:blue", [35] = "color: magenta", [36] = "color:cyan", [37] = "color: white", |
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50 |
[40] = "background-color:black", [41] = "background-color:red", [42]="background-color:green", |
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51 |
[43]="background-color:yellow", [44] = "background-color:blue", [45] = "background-color: magenta", |
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52 |
[46] = "background-color:cyan", [47] = "background-color: white"; |
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53 |
}; |
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54 |
|
262 | 55 |
local fmt_string = char(0x1B).."[%sm%s"..char(0x1B).."[0m"; |
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56 |
local function getstring(style, text) |
262 | 57 |
if style then |
58 |
return format(fmt_string, style, text); |
|
59 |
else |
|
60 |
return text; |
|
61 |
end |
|
62 |
end |
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63 |
||
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64 |
local function gray(n) |
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65 |
return m_floor(n*3/32)+0xe8; |
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66 |
end |
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67 |
local function color(r,g,b) |
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68 |
if r == g and g == b then |
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69 |
return gray(r); |
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70 |
end |
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71 |
r = m_floor(r*3/128); |
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72 |
g = m_floor(g*3/128); |
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73 |
b = m_floor(b*3/128); |
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74 |
return 0x10 + ( r * 36 ) + ( g * 6 ) + ( b ); |
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75 |
end |
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76 |
local function hex2rgb(hex) |
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77 |
local r = tonumber(hex:sub(1,2),16); |
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78 |
local g = tonumber(hex:sub(3,4),16); |
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79 |
local b = tonumber(hex:sub(5,6),16); |
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80 |
return r,g,b; |
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81 |
end |
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82 |
|
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83 |
setmetatable(stylemap, { __index = function(_, style) |
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84 |
if type(style) == "string" and style:find("%x%x%x%x%x%x") == 1 then |
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85 |
local g = style:sub(7) == " background" and "48;5;" or "38;5;"; |
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86 |
return format("%s%d", g, color(hex2rgb(style))); |
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87 |
end |
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88 |
end } ); |
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89 |
|
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90 |
local csscolors = { |
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91 |
red = "ff0000"; fuchsia = "ff00ff"; green = "008000"; white = "ffffff"; |
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92 |
lime = "00ff00"; yellow = "ffff00"; purple = "800080"; blue = "0000ff"; |
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93 |
aqua = "00ffff"; olive = "808000"; black = "000000"; navy = "000080"; |
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94 |
teal = "008080"; silver = "c0c0c0"; maroon = "800000"; gray = "808080"; |
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95 |
} |
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96 |
for colorname, rgb in pairs(csscolors) do |
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97 |
stylemap[colorname] = stylemap[colorname] or stylemap[rgb]; |
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98 |
colorname, rgb = colorname .. " background", rgb .. " background" |
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99 |
stylemap[colorname] = stylemap[colorname] or stylemap[rgb]; |
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100 |
end |
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101 |
|
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|
102 |
local function getstyle(...) |
262 | 103 |
local styles, result = { ... }, {}; |
104 |
for i, style in ipairs(styles) do |
|
105 |
style = stylemap[style]; |
|
106 |
if style then |
|
107 |
t_insert(result, style); |
|
108 |
end |
|
109 |
end |
|
110 |
return t_concat(result, ";"); |
|
111 |
end |
|
112 |
||
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|
113 |
local last = "0"; |
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parents:
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|
114 |
local function setstyle(style) |
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|
115 |
style = style or "0"; |
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|
116 |
if style ~= last then |
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|
117 |
io_write("\27["..style.."m"); |
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|
118 |
last = style; |
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|
119 |
end |
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|
120 |
end |
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121 |
|
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|
122 |
if windows then |
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|
123 |
function setstyle(style) |
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|
124 |
style = style or "0"; |
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|
125 |
if style ~= last then |
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|
126 |
windows.set_consolecolor(winstylemap[style] or orig_color); |
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|
127 |
last = style; |
588c09d7903c
util.termcolours: Added setstyle(str), which works on Windows too.
Waqas Hussain <waqas20@gmail.com>
parents:
2923
diff
changeset
|
128 |
end |
588c09d7903c
util.termcolours: Added setstyle(str), which works on Windows too.
Waqas Hussain <waqas20@gmail.com>
parents:
2923
diff
changeset
|
129 |
end |
588c09d7903c
util.termcolours: Added setstyle(str), which works on Windows too.
Waqas Hussain <waqas20@gmail.com>
parents:
2923
diff
changeset
|
130 |
if not orig_color then |
7202
5846e0bca4ff
util.termcolours: Remove argument from noop function [luacheck]
Kim Alvefur <zash@zash.se>
parents:
7201
diff
changeset
|
131 |
function setstyle() end |
3749
588c09d7903c
util.termcolours: Added setstyle(str), which works on Windows too.
Waqas Hussain <waqas20@gmail.com>
parents:
2923
diff
changeset
|
132 |
end |
588c09d7903c
util.termcolours: Added setstyle(str), which works on Windows too.
Waqas Hussain <waqas20@gmail.com>
parents:
2923
diff
changeset
|
133 |
end |
588c09d7903c
util.termcolours: Added setstyle(str), which works on Windows too.
Waqas Hussain <waqas20@gmail.com>
parents:
2923
diff
changeset
|
134 |
|
4698
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
135 |
local function ansi2css(ansi_codes) |
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
136 |
if ansi_codes == "0" then return "</span>"; end |
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
137 |
local css = {}; |
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
138 |
for code in ansi_codes:gmatch("[^;]+") do |
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
139 |
t_insert(css, cssmap[tonumber(code)]); |
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
140 |
end |
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
141 |
return "</span><span style='"..t_concat(css, ";").."'>"; |
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
142 |
end |
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
143 |
|
6780
5de6b93d0190
util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents:
5776
diff
changeset
|
144 |
local function tohtml(input) |
4698
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
145 |
return input:gsub("\027%[(.-)m", ansi2css); |
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
146 |
end |
739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
Matthew Wild <mwild1@gmail.com>
parents:
3749
diff
changeset
|
147 |
|
6780
5de6b93d0190
util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents:
5776
diff
changeset
|
148 |
return { |
5de6b93d0190
util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents:
5776
diff
changeset
|
149 |
getstring = getstring; |
5de6b93d0190
util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents:
5776
diff
changeset
|
150 |
getstyle = getstyle; |
5de6b93d0190
util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents:
5776
diff
changeset
|
151 |
setstyle = setstyle; |
5de6b93d0190
util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents:
5776
diff
changeset
|
152 |
tohtml = tohtml; |
5de6b93d0190
util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents:
5776
diff
changeset
|
153 |
}; |