方式1:使用stmp类发送邮件
代码：
stmp.php
1 <?php 2 header("Content-Type: text/html; charset=utf-8"); 3 4 class smtp 5 { 6 /* Public Variables */ 7 var $smtp_port; 8 var $time_out; 9 var $host_name; 10 var $log_file; 11 var $relay_host; 12 var $debug; 13 var $auth; 14 var $user; 15 var $pass; 16 17 /* Private Variables */ 18 var $sock; 19 20 /* Constractor */ 21 function smtp($relay_host = "", $smtp_port = 25,$auth = false,$user,$pass) 22 { 23 $this->debug = FALSE; 24 $this->smtp_port = $smtp_port; 25 $this->relay_host = $relay_host; 26 $this->time_out = 30; //is used in fsockopen() 27 $this->auth = $auth;//auth 28 $this->user = $user; 29 $this->pass = $pass; 30 $this->host_name = "localhost"; //is used in HELO command 31 $this->log_file = ""; 32 $this->sock = FALSE; 33 } 34 35 /* Main Function */ 36 function sendmail($to, $from, $subject = "", $body = "", $mailtype, $cc = "", $bcc = "", $additional_headers = "") 37 { 38 $mail_from = $this->get_address($this->strip_comment($from)); 39 $body = preg_replace("/(^|( ))(.)/", "1.3", $body); 40 $header = "MIME-Version:1.0 "; 41 if($mailtype=="HTML") 42 { 43 $header .= "Content-Type:text/html "; 44 } 45 $header .= "To: ".$to." "; 46 if ($cc != "") 47 { 48 $header .= "Cc: ".$cc." "; 49 } 50 $header .= "From: $from<".$from."> "; 51 $header .= "Subject: ".$subject." "; 52 $header .= $additional_headers; 53 $header .= "Date: ".date("r")." "; 54 $header .= "X-Mailer:By Redhat (PHP/".phpversion().") "; 55 list($msec, $sec) = explode(" ", microtime()); 56 $header .= "Message-ID: <".date("YmdHis", $sec).".".($msec*1000000).".".$mail_from."> "; 57 $TO = explode(",", $this->strip_comment($to)); 58 59 if ($cc != "") 60 { 61 $TO = array_merge($TO, explode(",", $this->strip_comment($cc))); 62 } 63 if ($bcc != "") 64 { 65 $TO = array_merge($TO, explode(",", $this->strip_comment($bcc))); 66 } 67 $sent = TRUE; 68 foreach ($TO as $rcpt_to) 69 { 70 $rcpt_to = $this->get_address($rcpt_to); 71 if (!$this->smtp_sockopen($rcpt_to)) 72 { 73 $this->log_write("Error: Cannot send email to ".$rcpt_to." "); 74 $sent = FALSE; 75 continue; 76 } 77 if ($this->smtp_send($this->host_name, $mail_from, $rcpt_to, $header, $body)) 78 { 79 $this->log_write("E-mail has been sent to <".$rcpt_to."> "); 80 } 81 else 82 { 83 $this->log_write("Error: Cannot send email to <".$rcpt_to."> "); 84 $sent = FALSE; 85 } 86 fclose($this->sock); 87 $this->log_write("Disconnected from remote host "); 88 } 89 return $sent; 90 } 91 92 /* Private Functions */ 93 function smtp_send($helo, $from, $to, $header, $body = "") 94 { 95 if (!$this->smtp_putcmd("HELO", $helo)) 96 { 97 return $this->smtp_error("sending HELO command"); 98 } 99 100 #auth 101 if($this->auth) 102 { 103 if (!$this->smtp_putcmd("AUTH LOGIN", base64_encode($this->user))) 104 { 105 return $this->smtp_error("sending HELO command"); 106 } 107 if (!$this->smtp_putcmd("", base64_encode($this->pass))) 108 { 109 return $this->smtp_error("sending HELO command"); 110 } 111 } 112 if (!$this->smtp_putcmd("MAIL", "FROM:<".$from.">")) 113 { 114 return $this->smtp_error("sending MAIL FROM command"); 115 } 116 if (!$this->smtp_putcmd("RCPT", "TO:<".$to.">")) 117 { 118 return $this->smtp_error("sending RCPT TO command"); 119 } 120 if (!$this->smtp_putcmd("DATA")) 121 { 122 return $this->smtp_error("sending DATA command"); 123 } 124 if (!$this->smtp_message($header, $body)) 125 { 126 return $this->smtp_error("sending message"); 127 } 128 if (!$this->smtp_eom()) 129 { 130 return $this->smtp_error("sending <CR><LF>.<CR><LF> [EOM]"); 131 } 132 if (!$this->smtp_putcmd("QUIT")) 133 { 134 return $this->smtp_error("sending QUIT command"); 135 } 136 return TRUE; 137 } 138 139 function smtp_sockopen($address) 140 { 141 if ($this->relay_host == "") 142 { 143 return $this->smtp_sockopen_mx($address); 144 } 145 else 146 { 147 return $this->smtp_sockopen_relay(); 148 } 149 } 150 151 function smtp_sockopen_relay() 152 { 153 $this->log_write("Trying to ".$this->relay_host.":".$this->smtp_port." "); 154 $this->sock = @fsockopen($this->relay_host, $this->smtp_port, $errno, $errstr, $this->time_out); 155 if (!($this->sock && $this->smtp_ok())) 156 { 157 $this->log_write("Error: Cannot connenct to relay host ".$this->relay_host." "); 158 $this->log_write("Error: ".$errstr." (".$errno.") "); 159 return FALSE; 160 } 161 $this->log_write("Connected to relay host ".$this->relay_host." "); 162 return TRUE;; 163 } 164 165 function smtp_sockopen_mx($address) 166 { 167 $domain = preg_replace("^.+@([^@]+)$", "1", $address); 168 if (!@getmxrr($domain, $MXHOSTS)) 169 { 170 $this->log_write("Error: Cannot resolve MX "".$domain."" "); 171 return FALSE; 172 } 173 foreach ($MXHOSTS as $host) 174 { 175 $this->log_write("Trying to ".$host.":".$this->smtp_port." "); 176 $this->sock = @fsockopen($host, $this->smtp_port, $errno, $errstr, $this->time_out); 177 if (!($this->sock && $this->smtp_ok())) 178 { 179 $this->log_write("Warning: Cannot connect to mx host ".$host." "); 180 $this->log_write("Error: ".$errstr." (".$errno.") "); 181 continue; 182 } 183 $this->log_write("Connected to mx host ".$host." "); 184 return TRUE; 185 } 186 $this->log_write("Error: Cannot connect to any mx hosts (".implode(", ", $MXHOSTS).") "); 187 return FALSE; 188 } 189 190 function smtp_message($header, $body) 191 { 192 fputs($this->sock, $header." ".$body); 193 $this->smtp_debug("> ".str_replace(" ", " "."> ", $header." > ".$body." > ")); 194 return TRUE; 195 } 196 197 function smtp_eom() 198 { 199 fputs($this->sock, " . "); 200 $this->smtp_debug(". [EOM] "); 201 return $this->smtp_ok(); 202 } 203 204 function smtp_ok() 205 { 206 $response = str_replace(" ", "", fgets($this->sock, 512)); 207 $this->smtp_debug($response." "); 208 if (!preg_match("/^[23]/", $response)) 209 { 210 fputs($this->sock, "QUIT "); 211 fgets($this->sock, 512); 212 $this->log_write("Error: Remote host returned "".$response."" "); 213 return FALSE; 214 } 215 return TRUE; 216 } 217 218 function smtp_putcmd($cmd, $arg = "") 219 { 220 if ($arg != "") 221 { 222 if($cmd=="") 223 { 224 $cmd = $arg; 225 } 226 else 227 { 228 $cmd = $cmd." ".$arg; 229 } 230 } 231 fputs($this->sock, $cmd." "); 232 $this->smtp_debug("> ".$cmd." "); 233 return $this->smtp_ok(); 234 } 235 236 function smtp_error($string) 237 { 238 $this->log_write("Error: Error occurred while ".$string.". "); 239 return FALSE; 240 } 241 242 function log_write($message) 243 { 244 $this->smtp_debug($message); 245 if ($this->log_file == "") 246 { 247 return TRUE; 248 } 249 $message = date("M d H:i:s ").get_current_user()."[".getmypid()."]: ".$message; 250 if (!@file_exists($this->log_file) || !($fp = @fopen($this->log_file, "a"))) 251 { 252 $this->smtp_debug("Warning: Cannot open log file "".$this->log_file."" "); 253 return FALSE;; 254 } 255 flock($fp, LOCK_EX); 256 fputs($fp, $message); 257 fclose($fp); 258 return TRUE; 259 } 260 261 function strip_comment($address) 262 { 263 $comment = "/([^()]*)/"; 264 while (preg_match($comment, $address)) 265 { 266 $address = preg_replace($comment, "", $address); 267 } 268 return $address; 269 } 270 271 function get_address($address) 272 { 273 $address = preg_replace("/([ ])+/", "", $address); 274 $address = preg_replace("/^.*<(.+)>.*$/", "1", $address); 275 return $address; 276 } 277 278 function smtp_debug($message) 279 { 280 if ($this->debug) 281 { 282 echo $message; 283 } 284 } 285 286 } 287 ?>
sendCodeTest.php
1 <?php 2 header("Content-Type: text/html; charset=utf-8"); 3 4 //引入发送邮件类 5 require("smtp.php"); 6 //使用163邮箱服务器 7 $smtpserver = "smtp.163.com"; 8 //163邮箱服务器端口 9 $smtpserverport = 25; 10 //你的163服务器邮箱账号 11 $smtpusermail = "18503001535@163.com"; 12 //收件人邮箱 13 $smtpemailto = "244491216@qq.com"; 14 15 //你的邮箱账号(去掉@163.com) 16 $smtpuser = "18503001535";//你的163邮箱去掉后面的163.com 17 //你的邮箱密码 18 $smtppass = "baomihua1234"; //你的163邮箱SMTP的授权码，千万不要填密码！！！ 19 20 //邮件主题 21 $mailsubject = "测试邮件发送"; 22 //邮件内容 23 $mailbody = "PHP+MySQL"; 24 //邮件格式（HTML/TXT）,TXT为文本邮件 25 $mailtype = "TXT"; 26 //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. 27 $smtp = new smtp($smtpserver,$smtpserverport,true,$smtpuser,$smtppass); 28 //是否显示发送的调试信息 29 $smtp->debug = TRUE; 30 //发送邮件 31 $smtp->sendmail($smtpemailto, $smtpusermail, $mailsubject, $mailbody, $mailtype); 32 33 ?>
注意：
- 该代码得设置邮箱得授权码，163邮箱设置得地方：设置-客户端授权密码-重新授权码
- 使用这个发邮件，邮件可能会进入垃圾箱或者被拦截
方式2:使用socket协议发送邮件
sendMail.php
<?php header("Content-Type:text/html;charset=utf8"); $content = <<<'html' <table style="100%;height:100%;"> <tr><td style="text-align: center;"> <div style="display: inline-block; padding:30px; color:red; "> <img src="https://ss0.bdstatic.com/5aV1bjqh_Q23odCf/static/superman/img/logo/bd_logo1_31bdc765.png"/> <h1>helloworld，这是一封测试邮件</h1> <a style="text-decoration: none; color: #ffffff" href="http://serverjs.cn" target="_blank"> <div style="font-family:'微软雅黑';font-size: 18px; text-decoration: none; white-space: nowrap; color: #ffffff; padding-bottom: 10px; text-align: center; padding-top: 10px; padding-left: 25px; margin: 0px; padding-right: 25px; background-color: #cc0001; border-radius: 3px">马上激活 </div> </a> </div> </td></tr> </table> html; // $to = "15679700245@163.com"; $to = "18503001535@163.com"; echo sendMail("这是发件人", "admin@serverjs.cn", $to, "这是邮件标题", $content, true, "utf8"); function sendMail($senderName, $sender, $to, $subject, $content, $isHtml = false, $encode = "utf-8") { date_default_timezone_set('Asia/Shanghai'); $toHostname = substr($to, strrpos($to, '@') + 1); if (dns_get_mx($toHostname, $mxhosts, $weight)) { // $best = array_search(min($weight), $weight); // $mxBestHost = $mxhosts[$best]; $socket = $res = $errno = $errstr = null; foreach ($mxhosts as $v) { $socket = @fsockopen($v, 25, $errno, $errstr, 10); if ($socket) { $res = fgets($socket); if ($res != 220) { fclose($socket); return $res; } break; } } if (! $socket) { return "$errstr ($errno)"; } $senderHost = substr($sender, strrpos($sender, '@') + 1); fwrite($socket, "HELO $senderHost "); fflush($socket); $res = fgets($socket); if ($res != 250) { fclose($socket); return $res; } fwrite($socket, "MAIL FROM: <$sender> "); fflush($socket); $res = fgets($socket); if ($res != 250) { fclose($socket); return $res; } fwrite($socket, "RCPT TO: <$to> "); fflush($socket); $res = fgets($socket); if ($res != 250) { fclose($socket); return $res; } fwrite($socket, "DATA "); fflush($socket); $res = fgets($socket); if ($res != 354) { fclose($socket); return $res; } fwrite($socket, "From: =?$encode?B?" . base64_encode($senderName) . "?= <$sender> "); fwrite($socket, "To: $to "); fwrite($socket, "Subject: =?$encode?B?" . base64_encode($subject) . "?= "); fwrite($socket, "Date: " . date(DATE_RFC822) . " "); fwrite($socket, "MIME-Version: 1.0 "); if ($isHtml) { fwrite($socket, "Content-Type: text/html; charset="$encode" "); } else { fwrite($socket, "Content-Type: text/plain; charset="$encode" "); } fwrite($socket, "Content-Transfer-Encoding: base64 "); fwrite($socket, "X-Priority: 3 "); fwrite($socket, "X-Mailer: PHP Server "); fwrite($socket, " "); fwrite($socket, base64_encode($content)); fwrite($socket, " . "); fflush($socket); $res = fgets($socket); if ($res == 550) { fclose($socket); return "邮件被拦截: $res"; } elseif ($res != 250) { fclose($socket); return $res; } fwrite($socket, "QUIT "); fflush($socket); $res = fgets($socket); if ($res != 221) { fclose($socket); return $res; } fclose($socket); return "发送成功"; } else { return "找不到主机"; } }