mirror of https://github.com/xinyewl/Simpic
253 lines
9.9 KiB
PHP
253 lines
9.9 KiB
PHP
<?php
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/**
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* SMTP 发送邮件工具类
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* Example:
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* $x = new Smtp('smtp.qq.com',25,true,'wispx@xlogs.cn','*************');
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* $x->send('收件人邮箱','发件人邮箱','标题','内容');
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* 此类需要开启PHP OpenSSL拓展
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*/
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namespace mail;
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class Smtp {
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public $smtp_port;
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public $time_out;
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public $host_name;
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public $log_file;
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public $part_boundary = '--PART-BOUNDARY-ID-WRG11-Y4RD1-5AS1D-RE4D1-AF1EG---';
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public $relay_host;
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public $debug;
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public $auth;
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public $user;
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public $pass;
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public $sock;
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public $log;
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public $error;
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public $att = array(); //附件内容
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public $ssl = false;
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public function __construct($relay_host = '', $smtp_port = 25, $auth = false, $user, $pass , $ssl = false) {
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$this ->debug = false;
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$this ->smtp_port = $smtp_port;
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if ($ssl == true) {
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$this->ssl = true;
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$relay_host = 'ssl://' . $relay_host;
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}
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$this ->relay_host = $relay_host;
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$this ->time_out = 30;
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$this ->auth = $auth;
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$this ->user = $user;
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$this ->pass = $pass;
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$this ->host_name = "localhost";
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$this ->log_file = "";
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}
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/**
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* 添加一个附件
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* @param string $name 文件名
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* @param string $value 文件内容
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*/
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public function addatt($name , $value = '') {
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$this->att[$name] = $value;
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}
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/**
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* 发送邮件
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* @param unknown $to 收件人
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* @param unknown $from 发件人
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* @param string $subject 邮件标题
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* @param string $body 邮件内容
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* @param string $fromname 发件人名称
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* @param string $reply
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* @param string $cc
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* @param string $bcc
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* @param string $additional_headers
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* @return boolean
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*/
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public function send($to, $from, $subject = "", $body = "", $fromname = "", $reply = '', $cc = "", $bcc = "", $additional_headers = "") {
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if (empty($reply)) {
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$reply = $from;
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}
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$header = "";
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$mail_from = $this ->get_address($this ->strip_comment($from));
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$from = "=?UTF-8?B?".base64_encode($fromname)."?= " . "<$from>";
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$body = mb_ereg_replace("(^|(\r\n))(\\.)", "\\1.\\3", $body);
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$header .= "MIME-Version:1.0\r\n";
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$header .= 'Content-Type: multipart/mixed; boundary="'.$this->part_boundary.'"' . "\r\n";
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$header .= "To: " . $to . "\r\n";
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if ($cc!="") $header .= "Cc: " . $cc . "\r\n";
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$header .= "From: " . $from . "\r\n";
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$header .= "Subject: " . $subject . "\r\n";
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$header .= $additional_headers;
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$header .= "Date: " . date("r") . "\r\n";
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$header .= 'Reply-To: ' . $reply . "\r\n";
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$header .= "Content-Transfer-Encoding: base64\r\n";
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list($msec, $sec) = explode(" ", microtime());
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$header .= "Message-ID: <" . date("YmdHis", $sec) . "." . ($msec*1000000) . "." . $mail_from . ">\r\n";
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$TO = explode(",", $this ->strip_comment($to));
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if ($cc!="") $TO = array_merge($TO, explode(",", $this ->strip_comment($cc)));
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if ($bcc!="") $TO = array_merge($TO, explode(",", $this ->strip_comment($bcc)));
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$sent = true;
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foreach ($TO as $rcpt_to) {
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$rcpt_to = $this ->get_address($rcpt_to);
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if (!$this ->smtp_sockopen($rcpt_to)) {
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$this ->log_write("Error: Cannot send email to [ " . $rcpt_to . " ] (Step 1)<br/>" . $this->error);
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$sent = false;
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continue;
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}
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if ($this ->smtp_send($this ->host_name, $mail_from, $rcpt_to, $header, $body)) {
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$this ->log_write("邮件已成功发送到 [" . $rcpt_to . "]\n");
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} else {
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$this ->log_write("Error: Cannot send email to [ " . $rcpt_to . " ] (Step 2)<br/>" . $this->error);
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$sent = false;
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}
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fclose($this ->sock);
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}
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return $sent;
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}
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private function smtp_send($helo, $from, $to, $header, $body = "") {
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if (!$this ->smtp_putcmd("HELO", $helo)) return $this ->smtp_error("sending HELO command");
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if ($this ->auth) {
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if (!$this ->smtp_putcmd("AUTH LOGIN", base64_encode($this ->user))) return $this ->smtp_error("sending HELO command");
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if (!$this ->smtp_putcmd("", base64_encode($this ->pass))) return $this ->smtp_error("sending HELO command");
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}
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if (!$this ->smtp_putcmd("MAIL", "FROM:<" . $from . ">")) return $this ->smtp_error("sending MAIL FROM command");
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if (!$this ->smtp_putcmd("RCPT", "TO:<" . $to . ">")) return $this ->smtp_error("sending RCPT TO command");
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if (!$this ->smtp_putcmd("DATA")) return $this ->smtp_error("sending DATA command");
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if (!$this ->smtp_message($header)) return $this ->smtp_error("sending head message");
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if (!$this ->smtp_sendbody($body)) return $this ->smtp_error("sending body message");
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if (!$this ->smtp_sendatt()) return $this ->smtp_error("sending attachments message");
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if (!$this ->smtp_sendend()) return $this ->smtp_error("sending end message");
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if (!$this ->smtp_eom()) return $this ->smtp_error("sending <CR><LF>.<CR><LF> [EOM]");
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if (!$this ->smtp_putcmd("QUIT")) return $this ->smtp_error("sending QUIT command");
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return true;
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}
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private function smtp_sockopen($address) {
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if ($this ->relay_host=="") return $this ->smtp_sockopen_mx($address); else return $this ->smtp_sockopen_relay();
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}
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private function smtp_sockopen_relay() {
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$this ->log_write("Trying to " . $this ->relay_host . ":" . $this ->smtp_port . "\n");
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$this ->sock = @fsockopen($this ->relay_host, $this ->smtp_port, $errno, $errstr, $this ->time_out);
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if (!($this ->sock && $this ->smtp_ok())) {
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$this ->log_write("Error: Cannot connenct to relay host " . $this ->relay_host . "\n");
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$this ->log_write("Error: " . $errstr . " (" . $errno . ")\n");
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return false;
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}
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$this ->log_write("Connected to relay host " . $this ->relay_host . "\n");
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return true;;
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}
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private function smtp_sockopen_mx($address) {
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$domain = ereg_replace("^.+@([^@]+)$", "\\1", $address);
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if (!@getmxrr($domain, $MXHOSTS)) {
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$this ->log_write("Error: Cannot resolve MX \"" . $domain . "\"\n");
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return false;
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}
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foreach ($MXHOSTS as $host) {
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$this ->log_write("Trying to " . $host . ":" . $this ->smtp_port . "\n");
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$this ->sock = @fsockopen($host, $this ->smtp_port, $errno, $errstr, $this ->time_out);
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if (!($this ->sock && $this ->smtp_ok())) {
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$this ->log_write("Warning: Cannot connect to mx host " . $host . "\n");
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$this ->log_write("Error: " . $errstr . " (" . $errno . ")\n");
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continue;
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}
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$this ->log_write("Connected to mx host " . $host . "\n");
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return true;
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}
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$this ->log_write("Error: Cannot connect to any mx hosts (" . implode(", ", $MXHOSTS) . ")\n");
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return false;
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}
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private function smtp_message($header) {
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fputs($this ->sock, $header . "\r\n");
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$this ->smtp_debug("> " . str_replace("\r\n", "\n" . "> ", $header . "\n>"));
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return true;
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}
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private function smtp_sendbody($body) {
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$head = "\r\n\r\n" . '--' . $this->part_boundary;
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$head .= "\r\n" . 'Content-Type: text/html; charset="utf-8"';
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$head .= "\r\n" . 'Content-Transfer-Encoding: base64';
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$head .= "\r\n\r\n" . base64_encode($body);
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return fputs($this ->sock, $head . "\r\n");
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}
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private function smtp_sendatt() {
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$head = '';
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foreach ($this->att as $n => $v) {
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$head .= "\r\n\r\n" . '--' . $this->part_boundary;
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$head .= "\r\n" . 'Content-Type: ' . get_mime(get_extname($n)) . '; charset="utf-8"; name="'.$n.'"';
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$head .= "\r\n" . 'Content-Disposition: attachment; filename="'.$n.'"';
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$head .= "\r\n" . 'Content-Transfer-Encoding: base64';
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$head .= "\r\n\r\n" . base64_encode($v);
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}
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return fputs($this ->sock, $head . "\r\n");
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}
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private function smtp_sendend() {
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return fputs($this ->sock, "\r\n\r\n" . '--' . $this->part_boundary . '--');
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}
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private function smtp_eom() {
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fputs($this ->sock, "\r\n.\r\n");
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$this ->smtp_debug(". [EOM]\n");
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return $this ->smtp_ok();
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}
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private function smtp_ok() {
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$response = str_replace("\r\n", "", fgets($this ->sock, 512));
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$this ->smtp_debug($response . "\n");
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if (!mb_ereg("^[23]", $response)) {
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fputs($this ->sock, "QUIT\r\n");
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fgets($this ->sock, 512);
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$this ->log_write("Error: Remote host returned \"" . $response . "\"\n");
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return false;
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}
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return true;
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}
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private function smtp_putcmd($cmd, $arg = "") {
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if ($arg!="") {
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if ($cmd=="") $cmd = $arg; else
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$cmd = $cmd . " " . $arg;
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}
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fputs($this ->sock, $cmd . "\r\n");
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$this ->smtp_debug("> " . $cmd . "\n");
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return $this ->smtp_ok();
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}
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private function smtp_error($string) {
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$this ->error .= "<br/>Error: Error occurred while " . $string . ".<br/>";
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return false;
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}
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private function log_write($message) {
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//$this->log .= '<br/>'.$message.'<br/>';
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return true;
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}
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private function strip_comment($address) {
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$comment = "\\([^()]*\\)";
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while (mb_ereg($comment, $address)) {
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$address = mb_ereg_replace($comment, "", $address);
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}
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return $address;
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}
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private function get_address($address) {
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$address = mb_ereg_replace("([ \t\r\n])+", "", $address);
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$address = mb_ereg_replace("^.*<(.+)>.*$", "\\1", $address);
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return $address;
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}
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public function smtp_debug($message) {
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if ($this ->debug) {
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return $message . "<br>";
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}
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}
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} |