-- original file : headers.lua -- for more into : see util-soc.lua local next = next local lower = string.lower local concat = table.concat local socket = socket or require("socket") local headers = { } socket.headers = headers local canonic = { ["accept"] = "Accept", ["accept-charset"] = "Accept-Charset", ["accept-encoding"] = "Accept-Encoding", ["accept-language"] = "Accept-Language", ["accept-ranges"] = "Accept-Ranges", ["action"] = "Action", ["alternate-recipient"] = "Alternate-Recipient", ["age"] = "Age", ["allow"] = "Allow", ["arrival-date"] = "Arrival-Date", ["authorization"] = "Authorization", ["bcc"] = "Bcc", ["cache-control"] = "Cache-Control", ["cc"] = "Cc", ["comments"] = "Comments", ["connection"] = "Connection", ["content-description"] = "Content-Description", ["content-disposition"] = "Content-Disposition", ["content-encoding"] = "Content-Encoding", ["content-id"] = "Content-ID", ["content-language"] = "Content-Language", ["content-length"] = "Content-Length", ["content-location"] = "Content-Location", ["content-md5"] = "Content-MD5", ["content-range"] = "Content-Range", ["content-transfer-encoding"] = "Content-Transfer-Encoding", ["content-type"] = "Content-Type", ["cookie"] = "Cookie", ["date"] = "Date", ["diagnostic-code"] = "Diagnostic-Code", ["dsn-gateway"] = "DSN-Gateway", ["etag"] = "ETag", ["expect"] = "Expect", ["expires"] = "Expires", ["final-log-id"] = "Final-Log-ID", ["final-recipient"] = "Final-Recipient", ["from"] = "From", ["host"] = "Host", ["if-match"] = "If-Match", ["if-modified-since"] = "If-Modified-Since", ["if-none-match"] = "If-None-Match", ["if-range"] = "If-Range", ["if-unmodified-since"] = "If-Unmodified-Since", ["in-reply-to"] = "In-Reply-To", ["keywords"] = "Keywords", ["last-attempt-date"] = "Last-Attempt-Date", ["last-modified"] = "Last-Modified", ["location"] = "Location", ["max-forwards"] = "Max-Forwards", ["message-id"] = "Message-ID", ["mime-version"] = "MIME-Version", ["original-envelope-id"] = "Original-Envelope-ID", ["original-recipient"] = "Original-Recipient", ["pragma"] = "Pragma", ["proxy-authenticate"] = "Proxy-Authenticate", ["proxy-authorization"] = "Proxy-Authorization", ["range"] = "Range", ["received"] = "Received", ["received-from-mta"] = "Received-From-MTA", ["references"] = "References", ["referer"] = "Referer", ["remote-mta"] = "Remote-MTA", ["reply-to"] = "Reply-To", ["reporting-mta"] = "Reporting-MTA", ["resent-bcc"] = "Resent-Bcc", ["resent-cc"] = "Resent-Cc", ["resent-date"] = "Resent-Date", ["resent-from"] = "Resent-From", ["resent-message-id"] = "Resent-Message-ID", ["resent-reply-to"] = "Resent-Reply-To", ["resent-sender"] = "Resent-Sender", ["resent-to"] = "Resent-To", ["retry-after"] = "Retry-After", ["return-path"] = "Return-Path", ["sender"] = "Sender", ["server"] = "Server", ["smtp-remote-recipient"] = "SMTP-Remote-Recipient", ["status"] = "Status", ["subject"] = "Subject", ["te"] = "TE", ["to"] = "To", ["trailer"] = "Trailer", ["transfer-encoding"] = "Transfer-Encoding", ["upgrade"] = "Upgrade", ["user-agent"] = "User-Agent", ["vary"] = "Vary", ["via"] = "Via", ["warning"] = "Warning", ["will-retry-until"] = "Will-Retry-Until", ["www-authenticate"] = "WWW-Authenticate", ["x-mailer"] = "X-Mailer", } headers.canonic = setmetatable(canonic, { __index = function(t,k) socket.report("invalid header: %s",k) t[k] = k return k end }) function headers.normalize(headers) if not headers then return { } end local normalized = { } for k, v in next, headers do normalized[#normalized+1] = canonic[k] .. ": " .. v end normalized[#normalized+1] = "" normalized[#normalized+1] = "" return concat(normalized,"\r\n") end function headers.lower(lowered,headers) if not lowered then return { } end if not headers then lowered, headers = { }, lowered end for k, v in next, headers do lowered[lower(k)] = v end return lowered end socket.headers = headers package.loaded["socket.headers"] = headers return headers