38 lines
940 B
Lua
38 lines
940 B
Lua
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local expand = {}
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local http = require('socket.http')
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local utilities = require('otouto.utilities')
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function expand:init(config)
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expand.triggers = {
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"^/expand (https?://[%w-_%.%?%.:/%+=&]+)$"
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}
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expand.doc = [[*
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]]..config.cmd_pat..[[expand* _<Kurz-URL>_: Verlängert Kurz-URL (301er/302er)]]
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end
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expand.command = 'expand <Kurz-URL>'
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function expand:action(msg, config, matches)
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local response_body = {}
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local request_constructor = {
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url = matches[1],
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method = "HEAD",
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sink = ltn12.sink.table(response_body),
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headers = {},
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redirect = false
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}
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local ok, response_code, response_headers, response_status_line = http.request(request_constructor)
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if ok and response_headers.location then
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utilities.send_reply(self, msg, response_headers.location)
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return
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else
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utilities.send_reply(self, msg, "Fehler beim Erweitern der URL.")
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return
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end
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end
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return expand
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