Header fetch

HTTP:headers()

Fetch all HTTP request or response headers. When it is called in client side, it returns all HTTP request headers; When it is called in server side, it returns all HTTP response headers.

Return: lua table of array.

for k, v in pairs(HTTP:headers()) do

for i = 1, #v do

debug("HEADER: %s[%d]: %s\n", k, i, v[i])

end

end

HTTP:header(“header-name”)

Fetch specific HTTP request or response header.

Return: lua array

for i, v in ipairs(HTTP:header(“set-cookie”)) do

debug(“set-cookie[%d]: %s\n”, i, v)

end

HTTP:cookies()

Fetch all cookies. When it is called in client side, it fetches “Cookies”; When it is called in server side, it fetches “Set-Cookie”.

Return: lua table containing only keys and values.

for k, v in pairs(HTTP:cookies()) do

debug("Cookie: %s = %s\n", k, v)

end

HTTP:cookie(“cookie-name”)

Fetch the value of specific cookies.

Return: string.

persist = HTTP:cookie(“persist”)

HTTP:args()

Fetch all arguments of HTTP query.

Return: lua table containing key and value.

for k, v in pairs(HTTP:args()) do

debug("ARG: %s = %s\n", k, v)

end

HTTP:arg(“arg-name”)

Fetch the value of specific arguments.

Return: string.

v = HTTP:arg(“ip”)

HTTP:host()

Return the string of HTTP request host.

HTTP:url()

Return the string of HTTP request URL. It is full URL including path and query.

HTTP:path()

Return the string of HTTP request path.

HTTP:method()

Return the string of HTTP request method.

HTTP:version()

Return the string of HTTP request or response version.

HTTP:status()

Return two strings including HTTP response status code and reason.

code, reason = HTTP:status()