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-- Prosody IM v0.3
-- Copyright (C) 2008-2009 Matthew Wild
-- Copyright (C) 2008-2009 Waqas Hussain
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--
local format, rep = string.format, string.rep;
local io_write = io.write;
local pcall = pcall;
local debug = debug;
local tostring = tostring;
local math_max = math.max;
local config = require "core.configmanager";
local log_sources = config.get("*", "core", "log_sources");
local getstyle, getstring = require "util.termcolours".getstyle, require "util.termcolours".getstring;
local do_pretty_printing = not os.getenv("WINDIR");
local find = string.find;
local ipairs = ipairs;
module "logger"
local logstyles = {};
--TODO: This should be done in config, but we don't have proper config yet
if do_pretty_printing then
logstyles["info"] = getstyle("bold");
logstyles["warn"] = getstyle("bold", "yellow");
logstyles["error"] = getstyle("bold", "red");
end
local sourcewidth = 20;
local outfunction = nil;
function init(name)
if log_sources then
local log_this = false;
for _, source in ipairs(log_sources) do
if find(name, source) then
log_this = true;
break;
end
end
if not log_this then return function () end end
end
--name = nil; -- While this line is not commented, will automatically fill in file/line number info
local namelen = #name;
return function (level, message, ...)
if outfunction then return outfunction(name, level, message, ...); end
sourcewidth = math_max(#name+2, sourcewidth);
if ... then
io_write(name, rep(" ", sourcewidth-namelen), getstring(logstyles[level], level), "\t", format(message, ...), "\n");
else
io_write(name, rep(" ", sourcewidth-namelen), getstring(logstyles[level], level), "\t", message, "\n");
end
end
end
function setwriter(f)
local old_func = outfunction;
if not f then outfunction = nil; return true, old_func; end
local ok, ret = pcall(f, "logger", "info", "Switched logging output successfully");
if ok then
outfunction = f;
ret = old_func;
end
return ok, ret;
end
return _M;
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