mirror of https://github.com/dirtbags/moth.git
This CGI module is way better
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parent
f81fa989c9
commit
af2bc9bc8d
80
cgi/cgi.lua
80
cgi/cgi.lua
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@ -26,17 +26,30 @@ function getc_get()
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end
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end
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function cgi.http_error(code, name, info)
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print(code .. " " .. name)
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print("Allow: GET POST")
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print("Content-type: text/html")
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print()
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print("<h1>" .. code .. " " .. name .. "</h1>")
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print("<p>" .. info .. "</p>")
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os.exit(0)
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function read_hex()
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local a = getc() or 0
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local b = getc() or 0
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return string.char(tonumber(a, 16)*16 + tonumber(b, 16))
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end
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function cgi.init()
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function item()
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local val = ""
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while (true) do
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local c = getc()
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if ((c == nil) or (c == "=") or (c == "&")) then
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return val
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elseif (c == "%") then
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c = read_hex()
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elseif (c == "+") then
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c = " "
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end
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val = val .. c
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end
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end
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function init()
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method = os.getenv("REQUEST_METHOD")
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if (method == "POST") then
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if (os.getenv("HTTP_CONTENT_TYPE") ~= "application/x-www-form-urlencoded") then
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@ -60,45 +73,30 @@ function cgi.init()
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else
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cgi.http_error(405, "Method not allowed", "I only do GET and POST.")
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end
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end
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function cgi.read_hex()
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local a = getc() or 0
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local b = getc() or 0
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return string.char(tonumber(a, 16)*16 + tonumber(b, 16))
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end
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function cgi.item()
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local val = ""
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while (true) do
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local c = getc()
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if ((c == nil) or (c == "=") or (c == "&")) then
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return val
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elseif (c == "%") then
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c = read_hex()
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elseif (c == "+") then
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c = " "
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end
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val = val .. c
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end
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end
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function cgi.fields()
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local ret = {}
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cgi.fields = {}
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while (true) do
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local k = cgi.item()
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local v = cgi.item()
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local k = item()
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local v = item()
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if (k == "") then
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return ret
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break
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end
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ret[k] = v
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cgi.fields[k] = v
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end
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end
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function cgi.http_error(code, name, info)
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print(code .. " " .. name)
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print("Allow: GET POST")
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print("Content-type: text/html")
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print()
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print("<h1>" .. code .. " " .. name .. "</h1>")
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print("<p>" .. info .. "</p>")
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os.exit(0)
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end
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function cgi.escape(s)
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s = string.gsub(s, "&", "&")
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s = string.gsub(s, "<", "<")
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@ -106,4 +104,6 @@ function cgi.escape(s)
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return s
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end
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init()
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return cgi
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@ -2,10 +2,13 @@
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local cgi = require "cgi"
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cgi.init()
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fields = cgi.fields()
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-- Read in team and answer
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print("Content-type: text/html")
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print()
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print("<pre>")
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print(fields["t"])
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print(cgi.fields["t"])
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print("</pre>")
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