X-Git-Url: https://git.enpas.org/?a=blobdiff_plain;f=util%2Ftermcolours.lua;h=6ef3b689e20dc893eb04c2970033bc97ec11d1f9;hb=082e265af83ea25d8203d12114c6cf1b5cef810a;hp=48b0d2bc48fc6596c23b78bd3c831b41f3637355;hpb=489e8504301004d44240e4b9cb7194340d869a0a;p=prosody.git

diff --git a/util/termcolours.lua b/util/termcolours.lua
index 48b0d2bc..6ef3b689 100644
--- a/util/termcolours.lua
+++ b/util/termcolours.lua
@@ -1,6 +1,6 @@
--- Prosody IM v0.2
--- Copyright (C) 2008 Matthew Wild
--- Copyright (C) 2008 Waqas Hussain
+-- Prosody IM
+-- Copyright (C) 2008-2010 Matthew Wild
+-- Copyright (C) 2008-2010 Waqas Hussain
 -- 
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
@@ -9,7 +9,16 @@
 
 local t_concat, t_insert = table.concat, table.insert;
 local char, format = string.char, string.format;
+local tonumber = tonumber;
 local ipairs = ipairs;
+local io_write = io.write;
+
+local windows;
+if os.getenv("WINDIR") then
+	windows = require "util.windows";
+end
+local orig_color = windows and windows.get_consolecolor and windows.get_consolecolor();
+
 module "termcolours"
 
 local stylemap = {
@@ -19,6 +28,22 @@ local stylemap = {
 			bold = 1, dark = 2, underline = 4, underlined = 4, normal = 0;
 		}
 
+local winstylemap = {
+	["0"] = orig_color, -- reset
+	["1"] = 7+8, -- bold
+	["1;33"] = 2+4+8, -- bold yellow
+	["1;31"] = 4+8 -- bold red
+}
+
+local cssmap = {
+	[1] = "font-weight: bold", [2] = "opacity: 0.5", [4] = "text-decoration: underline", [8] = "visibility: hidden",
+	[30] = "color:black", [31] = "color:red", [32]="color:green", [33]="color:#FFD700",
+	[34] = "color:blue", [35] = "color: magenta", [36] = "color:cyan", [37] = "color: white",
+	[40] = "background-color:black", [41] = "background-color:red", [42]="background-color:green",
+	[43]="background-color:yellow",	[44] = "background-color:blue", [45] = "background-color: magenta",
+	[46] = "background-color:cyan", [47] = "background-color: white";
+};
+
 local fmt_string = char(0x1B).."[%sm%s"..char(0x1B).."[0m";
 function getstring(style, text)
 	if style then
@@ -39,4 +64,39 @@ function getstyle(...)
 	return t_concat(result, ";");
 end
 
+local last = "0";
+function setstyle(style)
+	style = style or "0";
+	if style ~= last then
+		io_write("\27["..style.."m");
+		last = style;
+	end
+end
+
+if windows then
+	function setstyle(style)
+		style = style or "0";
+		if style ~= last then
+			windows.set_consolecolor(winstylemap[style] or orig_color);
+			last = style;
+		end
+	end
+	if not orig_color then
+		function setstyle(style) end
+	end
+end
+
+local function ansi2css(ansi_codes)
+	if ansi_codes == "0" then return "</span>"; end
+	local css = {};
+	for code in ansi_codes:gmatch("[^;]+") do
+		t_insert(css, cssmap[tonumber(code)]);
+	end
+	return "</span><span style='"..t_concat(css, ";").."'>";
+end
+
+function tohtml(input)
+	return input:gsub("\027%[(.-)m", ansi2css);
+end
+
 return _M;