55 lines
1.1 KiB
Lua
55 lines
1.1 KiB
Lua
local doc = [[
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/cash <from> <to> [amount]
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Convert an amount from one currency to another.
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Example: /cash USD EUR 5
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]]
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local triggers = {
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'^/cash'
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}
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local action = function(msg)
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local input = get_input(msg.text)
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if not input then
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return send_msg(msg, doc)
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end
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local url = 'http://www.google.com/finance/converter' -- thanks juan :^)
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local from = first_word(input):upper()
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local to = first_word(input, 2):upper()
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local amount = first_word(input, 3)
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local result
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if not tonumber(amount) then
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amount = 1
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result = 1
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end
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if from ~= to then
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local url = url .. '?from=' .. from .. '&to=' .. to .. '&a=' .. amount
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local str, res = HTTP.request(url)
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if res ~= 200 then
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return send_msg(msg, config.locale.errors.connection)
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end
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local str = str:match('<span class=bld>(.*) %u+</span>')
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if not str then return send_msg(msg, config.locale.errors.results) end
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result = string.format('%.2f', str)
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end
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local message = amount .. ' ' .. from .. ' = ' .. result .. ' ' .. to
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send_msg(msg, message)
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end
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return {
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doc = doc,
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triggers = triggers,
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action = action
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}
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