13:64 a4()P@z-FFile not found. ľFile not found. "!lY>e @;pţ x!----------------------------------------------------------------------------- -- SMTP client support for the Lua language. -- LuaSocket toolkit. -- Author: Diego Nehab ----------------------------------------------------------------------------- ----------------------------------------------------------------------------- -- Declare module and import dependencies ----------------------------------------------------------------------------- local base = _G local coroutine = require("coroutine") local string = require("string") local math = require("math") local os = require("os") local socket = require("socket") local tp = require("socket.tp") local ltn12 = require("ltn12") local headers = require("socket.headers") local mime = require("mime") socket.smtp = {} local _M = socket.smtp ----------------------------------------------------------------------------- -- Program constants ----------------------------------------------------------------------------- -- timeout for connection _M.TIMEOUT = 60 -- default server used to send e-mails _M.SERVER = "localhost" -- default port _M.PORT = 25 -- domain used in HELO command and default sendmail -- If we are under a CGI, try to get from environment _M.DOMAIN = os.getenv("SERVER_NAME") or "localhost" -- default time zone (means we don't know) _M.ZONE = "-0000" --------------------------------------------------------------------------- -- Low level SMTP API ----------------------------------------------------------------------------- local metat = { __index = {} } function metat.__index:greet(domain) self.try(self.tp:check("2..")) self.try(self.tp:command("EHLO", domain or _M.DOMAIN)) return socket.skip(1, self.try(self.tp:check("2.."))) end function metat.__index:mail(from) self.try(self.tp:command("MAIL", "FROM:" .. from)) return self.try(self.tp:check("2..")) end function metat.__index:rcpt(to) self.try(self.tp:command("RCPT", "TO:" .. to)) return self.try(self.tp:check("2..")) end function metat.__index:data(src, step) self.try(self.tp:command("DATA")) self.try(self.tp:check("3..")) self.try(self.tp:source(src, step)) self.try(self.tp:send("\r\n.\r\n")) return self.try(self.tp:check("2..")) end function metat.__index:quit() self.try(self.tp:command("QUIT")) return self.try(self.tp:check("2..")) end function metat.__index:close() return self.tp:close() end function metat.__index:login(user, password) self.try(self.tp:command("AUTH", "LOGIN")) self.try(self.tp:check("3..")) self.try(self.tp:send(mime.b64(user) .. "\r\n")) self.try(self.tp:check("3..")) self.try(self.tp:send(mime.b64(password) .. "\r\n")) return self.try(self.tp:check("2..")) end function metat.__index:plain(user, password) local auth = "PLAIN " .. mime.b64("\0" .. user .. "\0" .. password) self.try(self.tp:command("AUTH", auth)) return self.try(self.tp:check("2..")) end function metat.__index:auth(user, password, ext) if not user or not password then return 1 end if string.find(ext, "AUTH[^\n]+LOGIN") then return self:login(user, password) elseif string.find(ext, "AUTH[^\n]+PLAIN") then return self:plain(user, password) else self.try(nil, "authentication not supported") end end -- send message or throw an exception function metat.__index:send(mailt) self:mail(mailt.from) if base.type(mailt.rcpt) == "table" then for i,v in base.ipairs(mailt.rcpt) do self:rcpt(v) end else self:rcpt(mailt.rcpt) end self:data(ltn12.source.chain(mailt.source, mime.stuff()), mailt.step) end function _M.open(server, port, create) local tp = socket.try(tp.connect(server or _M.SERVER, port or _M.PORT, _M.TIMEOUT, create)) local s = base.setmetatable({tp = tp}, metat) -- make sure tp is closed if we get an exception s.try = socket.newtry(function()