2023-01-25 17:01:01 +01:00
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std = {}
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require("silk.core.mimes")
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2023-01-18 15:12:48 +01:00
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RESPONSE_HEADER = {
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status = 200,
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header = {},
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cookie = {},
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sent = false
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}
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local http_status = {
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[100] = "Continue",
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[101] = "Switching Protocols",
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[102] = "Processing",
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[103] = "Early Hints",
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[200] = "OK",
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[201] = "Created",
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[202] = "Accepted",
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[203] = "Non-Authoritative Information",
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[204] = "No Content",
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[205] = "Reset Content",
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[206] = "Partial Content",
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[207] = "Multi-Status",
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[208] = "Already Reported",
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[226] = "IM Used",
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[300] = "Multiple Choices",
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[301] = "Moved Permanently",
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[302] = "Found",
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[303] = "See Other",
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[304] = "Not Modified",
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[305] = "Use Proxy",
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[306] = "Switch Proxy",
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[307] = "Temporary Redirect",
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[308] = "Permanent Redirect",
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[400] = "Bad Request",
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[401] = "Unauthorized",
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[402] = "Payment Required",
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[403] = "Forbidden",
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[404] = "Not Found",
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[405] = "Method Not Allowed",
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[406] = "Not Acceptable",
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[407] = "Proxy Authentication Required",
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[408] = "Request Timeout",
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[409] = "Conflict",
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[410] = "Gone",
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[411] = "Length Required",
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[412] = "Precondition Failed",
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[413] = "Payload Too Large",
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[414] = "URI Too Long",
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[415] = "Unsupported Media Type",
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[416] = "Range Not Satisfiable",
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[417] = "Expectation Failed",
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[421] = "Misdirected Request",
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[422] = "Unprocessable Entity",
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[423] = "Locked",
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[424] = "Failed Dependency",
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[425] = "Too Early",
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[426] = "Upgrade Required",
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[428] = "Precondition Required",
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[429] = "Too Many Requests",
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[431] = "Request Header Fields Too Large",
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[451] = "Unavailable For Legal Reasons",
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[500] = "Internal Server Error",
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[501] = "Not Implemented",
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[502] = "Bad Gateway",
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[503] = "Service Unavailable",
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[504] = "Gateway Timeout",
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[505] = "HTTP Version Not Supported",
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[506] = "Variant Also Negotiates",
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[507] = "Insufficient Storage",
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[508] = "Loop Detected",
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[510] = "Not Extended",
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[511] = "Network Authentication Required"
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}
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setmetatable(http_status, {
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__index = function(this, key)
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return "Unofficial Status"
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end
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})
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function std.status(code)
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RESPONSE_HEADER.status = code
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end
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function std.custom_header(k, v)
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std.header(k, v)
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end
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function std.header(k, v)
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RESPONSE_HEADER.header[k] = v
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end
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function std.header_flush()
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-- send out status
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echo("Status: ", RESPONSE_HEADER.status, " ", http_status[RESPONSE_HEADER.status], "\r\n")
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-- send out header
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for key, val in pairs(RESPONSE_HEADER.header) do
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echo(key, ": ", val, "\r\n")
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end
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-- send out cookie
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for key, val in ipairs(RESPONSE_HEADER.cookie) do
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echo("Set-Cookie: ", val, "\r\n")
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end
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echo("\r\n")
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RESPONSE_HEADER.sent = true
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RESPONSE_HEADER.header = {}
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RESPONSE_HEADER.cookie = {}
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end
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function std.setCookie(...)
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local args = table.pack(...)
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cookie = table.concat(args,";")
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RESPONSE_HEADER.cookie[#RESPONSE_HEADER.cookie + 1] = cookie
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end
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function std.error(status, msg)
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std.status(status)
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std.header("Content-Type", "text/html")
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std.header_flush()
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echo(string.format("<HTML><HEAD><TITLE>%s</TITLE></HEAD><BODY><h2>%s</h2></BODY></HTML>",msg, msg))
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end
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function std.unknow(s)
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std.error(404, "Unknown request")
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end
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function std.f(path)
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fcgio:send_file(path)
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end
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2023-01-26 02:27:22 +01:00
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function std.t(...)
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echo(...)
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end
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function std.html()
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std.header("Content-Type", "text/html; charset=utf-8")
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std.header_flush()
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end
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function std.text()
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std.header("Content-Type", "text/plain; charset=utf-8")
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std.header_flush()
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end
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function std.json()
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std.header("Content-Type", "application/json; charset=utf-8")
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std.header_flush()
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end
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function std.jpeg()
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std.header("Content-Type", "image/jpeg")
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std.header_flush()
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end
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function std.octstream(s)
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std.header("Content-Type", "application/octet-stream")
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std.header("Content-Disposition", 'attachment; filename="' .. s .. '"')
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std.header_flush()
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end
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function std.is_file(f)
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return ulib.is_dir(f) == false
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end
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-- TODO provide web socket support
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-- use coroutine to read socket message
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std.ws = {}
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function std.ws.header()
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local h = std.ws_header(HTTP_REQUEST.id)
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if (h) then
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return h -- std.readOnly(h)
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else
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return nil
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end
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end
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function std.ws.read(h)
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return std.ws_read(HTTP_REQUEST.id, h)
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end
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function std.ws.swrite(s)
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std.ws_t(HTTP_REQUEST.id, s)
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end
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function std.ws.fwrite(s)
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std.ws_f(HTTP_REQUEST.id, s)
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end
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function std.ws.write_bytes(arr)
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std.ws_b(HTTP_REQUEST.id, arr)
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end
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function std.ws.enable()
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return HTTP_REQUEST ~= nil and HTTP_REQUEST.request["__web_socket__"] == "1"
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end
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function std.ws.close(code)
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std.ws_close(HTTP_REQUEST.id, code)
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end
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std.ws.TEXT = 1
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std.ws.BIN = 2
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std.ws.CLOSE = 8
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