PHP 发送邮件

　　　　 header("Content-type:text/html;charset=utf-8");
        require_once "Smtp.class.php";
        $smtpserver = "ssl://smtp.qq.com";//SMTP服务器 ?其他的写stmp.xx.com就好了，QQ的不行，加了ssl://才可以
        $smtpserverport =465;//SMTP服务器端口
        $smtpusermail = "175787xxxx@qq.com";//SMTP服务器的用户邮箱
        $smtpemailto = "123456yyyy@qq.com";//发送给谁
        $smtpuser = "175787xxxx@qq.com";//SMTP服务器的用户帐号，注：部分邮箱只需@前面的用户名
        $smtppass = "qq邮箱使用秘钥";//SMTP服务器的用户密码    
        $mailtitle = "邮件主题";//邮件主题
        $mailcontent = "<h1>邮件内容</h1>";//邮件内容
        $mailtype = "HTML";//邮件格式（HTML/TXT）,TXT为文本邮件
        $smtp = new Smtp($smtpserver,$smtpserverport,true,$smtpuser,$smtppass);//这里面的一个true是表示使用身份验证,否则不使用身份验证.
        $smtp->debug = false;//是否显示发送的调试信息
        $state = $smtp->sendmail($smtpemailto, $smtpusermail, $mailtitle, $mailcontent, $mailtype);
        if($state==""){
            echo "error";
            echo "<a href=‘index.html‘>点此返回</a>";
            exit();
        }else{
            echo "ok";
        }

<?php/** * email smtp （support php7） * * Modified by: Reson 2017/06 * UPDATE: * 1、change ereg to preg_match；change ereg_replace to preg_replace. * 2、change var to public/private. * * More: http://www.daixiaorui.com * */class Smtp{ ???/* Public Variables */ ???public $smtp_port; ???public $time_out; ???public $host_name; ???public $log_file; ???public $relay_host; ???public $debug; ???public $auth; ???public $user; ???public $pass; ???/* Private Variables */ ???private $sock; ???/* Constractor */ ???function __construct($relay_host = "", $smtp_port = 25,$auth = false,$user,$pass) ???{ ???????$this->debug = FALSE; ???????$this->smtp_port = $smtp_port; ???????$this->relay_host = $relay_host; ???????$this->time_out = 30; //is used in fsockopen() ???????$this->auth = $auth;//auth ???????$this->user = $user; ???????$this->pass = $pass; ???????$this->host_name = "localhost"; //is used in HELO command ???????$this->log_file = ""; ???????$this->sock = FALSE; ???} ???/* Main Function */ ???function sendmail($to, $from, $subject = "", $body = "", $mailtype, $cc = "", $bcc = "", $additional_headers = "") ???{ ???????$mail_from = $this->get_address($this->strip_comment($from)); ???????$body = preg_replace("/(^|(\r\n))(\.)/", "\1.\3", $body); ???????$header = "MIME-Version:1.0\r\n"; ???????if($mailtype=="HTML"){ ???????????$header .= "Content-Type:text/html\r\n"; ???????} ???????$header .= "To: ".$to."\r\n"; ???????if ($cc != "") { ???????????$header .= "Cc: ".$cc."\r\n"; ???????} ???????$header .= "From: $from<".$from.">\r\n"; ???????$header .= "Subject: ".$subject."\r\n"; ???????$header .= $additional_headers; ???????$header .= "Date: ".date("r")."\r\n"; ???????$header .= "X-Mailer:By Redhat (PHP/".phpversion().")\r\n"; ???????list($msec, $sec) = explode(" ", microtime()); ???????$header .= "Message-ID: <".date("YmdHis", $sec).".".($msec*1000000).".".$mail_from.">\r\n"; ???????$TO = explode(",", $this->strip_comment($to)); ???????if ($cc != "") { ???????????$TO = array_merge($TO, explode(",", $this->strip_comment($cc))); ???????} ???????if ($bcc != "") { ???????????$TO = array_merge($TO, explode(",", $this->strip_comment($bcc))); ???????} ???????$sent = TRUE; ???????foreach ($TO as $rcpt_to) { ???????????$rcpt_to = $this->get_address($rcpt_to); ???????????if (!$this->smtp_sockopen($rcpt_to)) { ???????????????$this->log_write("Error: Cannot send email to ".$rcpt_to."\n"); ???????????????$sent = FALSE; ???????????????continue; ???????????} ???????????if ($this->smtp_send($this->host_name, $mail_from, $rcpt_to, $header, $body)) { ???????????????$this->log_write("E-mail has been sent to <".$rcpt_to.">\n"); ???????????} else { ???????????????$this->log_write("Error: Cannot send email to <".$rcpt_to.">\n"); ???????????????$sent = FALSE; ???????????} ???????????fclose($this->sock); ???????????$this->log_write("Disconnected from remote host\n"); ???????} ???????return $sent; ???} ???/* Private Functions */ ???function smtp_send($helo, $from, $to, $header, $body = "") ???{ ???????if (!$this->smtp_putcmd("HELO", $helo)) { ???????????return $this->smtp_error("sending HELO command"); ???????} ???????//auth ???????if($this->auth){ ???????????if (!$this->smtp_putcmd("AUTH LOGIN", base64_encode($this->user))) { ???????????????return $this->smtp_error("sending HELO command"); ???????????} ???????????if (!$this->smtp_putcmd("", base64_encode($this->pass))) { ???????????????return $this->smtp_error("sending HELO command"); ???????????} ???????} ???????if (!$this->smtp_putcmd("MAIL", "FROM:<".$from.">")) { ???????????return $this->smtp_error("sending MAIL FROM command"); ???????} ???????if (!$this->smtp_putcmd("RCPT", "TO:<".$to.">")) { ???????????return $this->smtp_error("sending RCPT TO command"); ???????} ???????if (!$this->smtp_putcmd("DATA")) { ???????????return $this->smtp_error("sending DATA command"); ???????} ???????if (!$this->smtp_message($header, $body)) { ???????????return $this->smtp_error("sending message"); ???????} ???????if (!$this->smtp_eom()) { ???????????return $this->smtp_error("sending <CR><LF>.<CR><LF> [EOM]"); ???????} ???????if (!$this->smtp_putcmd("QUIT")) { ???????????return $this->smtp_error("sending QUIT command"); ???????} ???????return TRUE; ???} ???function smtp_sockopen($address) ???{ ???????if ($this->relay_host == "") { ???????????return $this->smtp_sockopen_mx($address); ???????} else { ???????????return $this->smtp_sockopen_relay(); ???????} ???} ???function smtp_sockopen_relay() ???{ ???????$this->log_write("Trying to ".$this->relay_host.":".$this->smtp_port."\n"); ???????$this->sock = @fsockopen($this->relay_host, $this->smtp_port, $errno, $errstr, $this->time_out); ???????if (!($this->sock && $this->smtp_ok())) { ???????????$this->log_write("Error: Cannot connenct to relay host ".$this->relay_host."\n"); ???????????$this->log_write("Error: ".$errstr." (".$errno.")\n"); ???????????return FALSE; ???????} ???????$this->log_write("Connected to relay host ".$this->relay_host."\n"); ???????return TRUE; ???} ???function smtp_sockopen_mx($address) ???{ ???????$domain = preg_replace("/^.+@([^@]+)$/", "\1", $address); ???????if (!@getmxrr($domain, $MXHOSTS)) { ???????????$this->log_write("Error: Cannot resolve MX \"".$domain."\"\n"); ???????????return FALSE; ???????} ???????//专注与php学习 http://www.daixiaorui.com 欢迎您的访问 ???????foreach ($MXHOSTS as $host) { ???????????$this->log_write("Trying to ".$host.":".$this->smtp_port."\n"); ???????????$this->sock = @fsockopen($host, $this->smtp_port, $errno, $errstr, $this->time_out); ???????????if (!($this->sock && $this->smtp_ok())) { ???????????????$this->log_write("Warning: Cannot connect to mx host ".$host."\n"); ???????????????$this->log_write("Error: ".$errstr." (".$errno.")\n"); ???????????????continue; ???????????} ???????????$this->log_write("Connected to mx host ".$host."\n"); ???????????return TRUE; ???????} ???????$this->log_write("Error: Cannot connect to any mx hosts (".implode(", ", $MXHOSTS).")\n"); ???????return FALSE; ???} ???function smtp_message($header, $body) ???{ ???????fputs($this->sock, $header."\r\n".$body); ???????$this->smtp_debug("> ".str_replace("\r\n", "\n"."> ", $header."\n> ".$body."\n> ")); ???????return TRUE; ???} ???function smtp_eom() ???{ ???????fputs($this->sock, "\r\n.\r\n"); ???????$this->smtp_debug(". [EOM]\n"); ???????return $this->smtp_ok(); ???} ???function smtp_ok() ???{ ???????$response = str_replace("\r\n", "", fgets($this->sock, 512)); ???????$this->smtp_debug($response."\n"); ???????if (!preg_match("/^[23]/", $response)) { ???????????fputs($this->sock, "QUIT\r\n"); ???????????fgets($this->sock, 512); ???????????$this->log_write("Error: Remote host returned \"".$response."\"\n"); ???????????return FALSE; ???????} ???????return TRUE; ???} ???function smtp_putcmd($cmd, $arg = "") ???{ ???????if ($arg != "") { ???????????if($cmd=="") $cmd = $arg; ???????????else $cmd = $cmd." ".$arg; ???????} ???????fputs($this->sock, $cmd."\r\n"); ???????$this->smtp_debug("> ".$cmd."\n"); ???????return $this->smtp_ok(); ???} ???function smtp_error($string) ???{ ???????$this->log_write("Error: Error occurred while ".$string.".\n"); ???????return FALSE; ???} ???function log_write($message) ???{ ???????$this->smtp_debug($message); ???????if ($this->log_file == "") { ???????????return TRUE; ???????} ???????$message = date("M d H:i:s ").get_current_user()."[".getmypid()."]: ".$message; ???????if (!@file_exists($this->log_file) || !($fp = @fopen($this->log_file, "a"))) { ???????????$this->smtp_debug("Warning: Cannot open log file \"".$this->log_file."\"\n"); ???????????return FALSE; ???????} ???????flock($fp, LOCK_EX); ???????fputs($fp, $message); ???????fclose($fp); ???????return TRUE; ???} ???function strip_comment($address) ???{ ???????$comment = "/\([^()]*\)/"; ???????while (preg_match($comment, $address)) { ???????????$address = preg_replace($comment, "", $address); ???????} ???????return $address; ???} ???function get_address($address) ???{ ???????$address = preg_replace("/([ \t\r\n])+/", "", $address); ???????$address = preg_replace("/^.*<(.+)>.*$/", "\1", $address); ???????return $address; ???} ???function smtp_debug($message) ???{ ???????if ($this->debug) { ???????????echo $message; ???????} ???}}