64 lines
1.8 KiB
Lua
64 lines
1.8 KiB
Lua
local currency = {}
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local HTTPS = require('ssl.https')
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local utilities = require('otouto.utilities')
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currency.command = 'cash [Menge] <von> in <zu>'
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function currency:init(config)
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currency.triggers = {
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"^/cash ([A-Za-z]+)$",
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"^/cash ([A-Za-z]+) ([A-Za-z]+)$",
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"^/cash (%d+[%d%.,]*) ([A-Za-z]+) ([A-Za-z]+)$",
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"^(/eur)$"
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}
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currency.doc = [[*
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]]..config.cmd_pat..[[cash* _[Menge]_ _<von>_ _<zu>_
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Beispiel: _]]..config.cmd_pat..[[cash 5 USD EUR_]]
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end
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function currency:action(msg, config)
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if not matches[2] then
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from = string.upper(matches[1])
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to = 'EUR'
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amount = 1
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elseif matches[3] then
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from = string.upper(matches[2])
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to = string.upper(matches[3])
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amount = matches[1]
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else
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from = string.upper(matches[1])
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to = string.upper(matches[2])
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amount = 1
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end
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local amount = string.gsub(amount, ",", ".")
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amount = tonumber(amount)
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local result = 1
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local BASE_URL = 'https://www.google.com/finance/converter'
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if from == to then
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utilities.send_reply(self, msg, 'Jaja, sehr witzig...')
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return
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end
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local url = BASE_URL..'?from='..from..'&to='..to..'&a='..amount
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local str, res = HTTPS.request(url)
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if res ~= 200 then
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utilities.send_reply(self, msg, config.errors.connection)
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return
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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
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utilities.send_reply(self, msg, 'Keine gültige Währung - sieh dir die Währungsliste bei [Google Finanzen](https://www.google.com/finance/converter) an.', true)
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return
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end
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local result = string.format('%.2f', str)
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local result = string.gsub(result, "%.", ",")
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local amount = tostring(string.gsub(amount, "%.", ","))
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local output = amount..' '..from..' = *'..result..' '..to..'*'
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utilities.send_reply(self, msg, output, true)
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end
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return currency |