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Mikubot-2/miku/plugins/calc.lua
2016-08-24 17:18:17 +02:00

36 lines
722 B
Lua

local calc = {}
calc.command = 'calc <Ausdruck>'
function calc:init(config)
calc.triggers = {
"^/[Cc][Aa][Ll][Cc] (.*)$"
}
calc.doc = [[*
]]..config.cmd_pat..[[calc* _[Ausdruck]_: Rechnet]]
end
function calc:mathjs(exp)
local exp = string.gsub(exp, ",", ".")
local url = 'http://api.mathjs.org/v1/'
url = url..'?expr='..URL.escape(exp)
local b,c = http.request(url)
local text = nil
if c == 200 then
text = '= '..string.gsub(b, "%.", ",")
elseif c == 400 then
text = b
else
text = 'Unerwarteter Fehler\n'
..'Ist api.mathjs.org erreichbar?'
end
return text
end
function calc:action(msg, config, matches)
utilities.send_reply(msg, calc:mathjs(matches[1]))
end
return calc