afwu

-- Tit Petric, Monotek d.o.o., Tue 03 Jan 2017 06:54:56 PM CET
--
-- Delete nginx cached assets with a PURGE request against an endpoint
-- supports extended regular expression PURGE requests (/upload/.*)
--

function file_exists(name)
        local f = io.open(name, "r")
        if f~=nil then io.close(f) return true else return false end
end