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Mikubot/plugins/xkcd.lua

55 lines
1.3 KiB
Lua

do
function get_last_id()
local res,code = https.request("http://xkcd.com/info.0.json")
if code ~= 200 then return "HTTP ERROR" end
local data = json:decode(res)
return data.num
end
function get_xkcd(id)
local res,code = http.request("http://xkcd.com/"..id.."/info.0.json")
if code ~= 200 then return "HTTP ERROR" end
local data = json:decode(res)
local link_image = data.img
if link_image:sub(0,2) == '//' then
link_image = msg.text:sub(3,-1)
end
return link_image, data.title, data.alt
end
function get_xkcd_random()
local last = get_last_id()
local i = math.random(1, last)
return get_xkcd(i)
end
function send_title(cb_extra, success, result)
if success then
local message = cb_extra[2] .. "\n" .. cb_extra[3]
send_msg(cb_extra[1], message, ok_cb, false)
end
end
function run(msg, matches)
local receiver = get_receiver(msg)
if matches[1] == "/xkcd" then
url, title, alt = get_xkcd_random()
else
url, title, alt = get_xkcd(matches[1])
end
file_path = download_to_file(url)
send_photo(receiver, file_path, send_title, {receiver, title, alt})
return false
end
return {
description = "Sendet Comics von xkcd",
usage = {"/xkcd"},
patterns = {"^/xkcd$","^/xkcd (%d+)","xkcd.com/(%d+)"},
run = run
}
end