12345678910111213141516171819202122232425262728293031 |
- -- httpserver-header.lua
- -- Part of nodemcu-httpserver, knows how to send an HTTP header.
- -- Author: Marcos Kirsch
- return function (connection, code, extension, gzip)
- local function getHTTPStatusString(code)
- local codez = {[200]="OK", [400]="Bad Request", [404]="Not Found",}
- local myResult = codez[code]
- -- enforce returning valid http codes all the way throughout?
- if myResult then return myResult else return "Not Implemented" end
- end
- local function getMimeType(ext)
- local gzip = false
- -- A few MIME types. Keep list short. If you need something that is missing, let's add it.
- local mt = {css = "text/css", gif = "image/gif", html = "text/html", ico = "image/x-icon", jpeg = "image/jpeg", jpg = "image/jpeg", js = "application/javascript", json = "application/json", png = "image/png", xml = "text/xml"}
- if mt[ext] then contentType = mt[ext] else contentType = "text/plain" end
- return {contentType = contentType, gzip = gzip}
- end
- local mimeType = getMimeType(extension)
- connection:send("HTTP/1.0 " .. code .. " " .. getHTTPStatusString(code) .. "\r\nServer: nodemcu-httpserver\r\nContent-Type: " .. mimeType["contentType"] .. "\r\n")
- if gzip then
- connection:send("Cache-Control: max-age=2592000\r\n")
- connection:send("Content-Encoding: gzip\r\n")
- end
- connection:send("Connection: close\r\n\r\n")
- end
|