41 lines
998 B
Lua
41 lines
998 B
Lua
local minitel = require "minitel"
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local tA = {...}
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local function parseURL(url)
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local proto,addr = url:match("(.-)://(.+)")
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addr = addr or url
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local hp, path = addr:match("(.-)(/.*)")
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hp, path = hp or addr, path or "/"
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local host, port = hp:match("(.+):(.+)")
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host = host or hp
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return proto, host, port, path
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end
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local proto, host, port, path = parseURL(tA[1])
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proto,port = proto or "fget", port or 70
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local fname, rtype = tA[2] or "-", tA[3] or "t"
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local sock = minitel.open(host,port)
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local f = nil
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if fname ~= "-" then
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f = io.open(fname,"w")
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if not f then error("couldn't open file for writing") end
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else
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f = io.open(os.getenv("t"))
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f.close = function() end
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end
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if not sock then error("couldn't open connection to host") end
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sock:write(string.format("%s%s\n",rtype,path))
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local rtype, buf = "", ""
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repeat
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coroutine.yield()
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rtype = sock:read(1)
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until rtype ~= ""
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repeat
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coroutine.yield()
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buf = sock:read("*a")
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f:write(buf)
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until sock.state == "closed" and buf == ""
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f:close()
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