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PHP实现发送邮件的方法(基于简单邮件发送类)_PHP

时间：2021-07-01 10:21:17 帮助过：28人阅读

本文实例讲述了PHP实现发送邮件的方法。分享给大家供大家参考，具体如下：

邮件发送类

  1. <?php 
  2. /*邮件发送类 
  3. *功能：使用smtp服务器发送邮件 
  4. */ 
  5. class smtp { 
  6.  /* 全局变量 */ 
  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.  var $sock; 
  17.  /* 构造函数 */ 
  18.  function smtp($relay_host = "", $smtp_port = 25, $auth = false, $log_file="", $user="", $pass="") { 
  19.   $this->debug = FALSE; 
  20.   $this->smtp_port = $smtp_port; 
  21.   $this->relay_host = $relay_host; 
  22.   $this->time_out = 30; //is used in fsockopen() 
  23.   $this->auth = $auth; //auth 
  24.   $this->user = $user; 
  25.   $this->pass = $pass; 
  26.   $this->host_name = "localhost"; //is used in HELO command 
  27.   $this->log_file = $log_file; //邮件发送成功失败的日志记录文件  
  28.   $this->sock = FALSE; 
  29.  } 
  30.  function mail_encode($str) 
  31.  { 
  32.   //return '=?utf-8?B?'.base64_encode(mb_convert_encoding($str, "GBK", "UTF-8")).'?='; 
  33.   return "=?UTF-8?B?".base64_encode($str)."?=";
  34.  } 
  35.  /* 主函数，发送邮件 */ 
  36.  function sendmail($flag, $boundary, $to, $from, $subject = "", $body = "", $mailtype, $cc = "", $bcc = "", $additional_headers = "") { 
  37.   $mail_from = $this->get_address ( $this->strip_comment ( $from ) ); 
  38.   $body = ereg_replace ( '(^|(\r\n))(\.)', "\1.\3", $body ); 
  39.   $header = "MIME-Version:1.0\r\n"; 
  40.   if ($mailtype == "HTML") { 
  41.    if ($flag == 2) { 
  42.     $header .= "Content-Type:multipart/mixed; boundary= $boundary\r\n"; 
  43.    } else { 
  44.     $header .= "Content-Type:text/html; charset=\"UTF-8\" \r\n"; 
  45.    } 
  46.   } 
  47.   $header .= "To: " . $to . "\r\n";   
  48.   if ($cc != "") { 
  49.    $header .= "Cc: " . $cc . "\r\n"; 
  50.   }  
  51.   $header .= "From: $from<" . $from . ">\r\n"; 
  52.   $subject = self::mail_encode($subject); 
  53.   $header .= "Subject: " . $subject . "\r\n"; 
  54.   $header .= $additional_headers; 
  55.   $header .= "Date: " . date ( "r" ) . "\r\n"; 
  56.   $header .= "X-Mailer:By redhat (PHP/" . phpversion () . ")\r\n"; 
  57.   list ( $msec, $sec ) = explode ( " ", microtime () );  
  58.   $header .= "Message-ID: <" . date ( "YmdHis", $sec ) . "." . ($msec * 1000000) . "." . $mail_from . ">\r\n";  
  59.   $TO = explode ( ",", $this->strip_comment ( $to ) );  
  60.   if ($cc != "") { 
  61.    $TO = array_merge ( $TO, explode ( ",", $this->strip_comment ( $cc ) ) ); 
  62.   }  
  63.   if ($bcc != "") { 
  64.    $TO = array_merge ( $TO, explode ( ",", $this->strip_comment ( $bcc ) ) ); 
  65.   }   
  66.   $sent = TRUE;   
  67.   foreach ( $TO as $rcpt_to ) { 
  68.    $rcpt_to = $this->get_address ( $rcpt_to );   
  69.    if (! $this->smtp_sockopen ( $rcpt_to )) { 
  70.     $this->log_write ( "Error: Cannot send email to " . $rcpt_to . "\n" ); 
  71.     $sent = FALSE; 
  72.     continue; 
  73.    }   
  74.    if ($this->smtp_send ( $this->host_name, $mail_from, $rcpt_to, $header, $body )) { 
  75.     $this->log_write ( "E-mail has been sent to <" . $rcpt_to . ">\n" ); 
  76.    } else { 
  77.     $this->log_write ( "Error: Cannot send email to <" . $rcpt_to . ">\n" ); 
  78.     $sent = FALSE; 
  79.    } 
  80.    fclose ( $this->sock ); 
  81.    $this->log_write ( "Disconnected from remote host\n" ); 
  82.   } 
  83.   return $sent; 
  84.  } 
  85.  /* 私有函数 */ 
  86.  function smtp_send($helo, $from, $to, $header, $body = "") { 
  87.   if (! $this->smtp_putcmd ( "HELO", $helo )) { 
  88.    return $this->smtp_error ( "sending HELO command" ); 
  89.   } 
  90.   if ($this->auth) { 
  91.    if (! $this->smtp_putcmd ( "AUTH LOGIN", base64_encode ( $this->user ) )) { 
  92.     return $this->smtp_error ( "sending HELO command" ); 
  93.    } 
  94.    if (! $this->smtp_putcmd ( "", base64_encode ( $this->pass ) )) { 
  95.     return $this->smtp_error ( "sending HELO command" ); 
  96.    } 
  97.   } 
  98.   if (! $this->smtp_putcmd ( "MAIL", "FROM:<" . $from . ">" )) { 
  99.    return $this->smtp_error ( "sending MAIL FROM command" ); 
  100.   } 
  101.   if (! $this->smtp_putcmd ( "RCPT", "TO:<" . $to . ">" )) { 
  102.    return $this->smtp_error ( "sending RCPT TO command" ); 
  103.   } 
  104.   if (! $this->smtp_putcmd ( "DATA" )) { 
  105.    return $this->smtp_error ( "sending DATA command" ); 
  106.   } 
  107.   if (! $this->smtp_message ( $header, $body )) { 
  108.    return $this->smtp_error ( "sending message" ); 
  109.   } 
  110.   if (! $this->smtp_eom ()) { 
  111.    return $this->smtp_error ( "sending <cr><lf>.<cr><lf> [EOM]" ); 
  112.   } 
  113.   if (! $this->smtp_putcmd ( "QUIT" )) { 
  114.    return $this->smtp_error ( "sending QUIT command" ); 
  115.   } 
  116.   return TRUE; 
  117.  } 
  118.  function smtp_sockopen($address) { 
  119.   if ($this->relay_host == "") { 
  120.    return $this->smtp_sockopen_mx ( $address ); 
  121.   } else { 
  122.    return $this->smtp_sockopen_relay (); 
  123.   } 
  124.  } 
  125.  function smtp_sockopen_relay() { 
  126.   $this->log_write ( "Trying to " . $this->relay_host . ":" . $this->smtp_port . "\n" ); 
  127.   $this->sock = @fsockopen ( $this->relay_host, $this->smtp_port, $errno, $errstr, $this->time_out ); 
  128.   if (! ($this->sock && $this->smtp_ok ())) { 
  129.    $this->log_write ( "Error: Cannot connenct to relay host " . $this->relay_host . "\n" ); 
  130.    $this->log_write ( "Error: " . $errstr . " (" . $errno . ")\n" ); 
  131.    return FALSE; 
  132.   } 
  133.   $this->log_write ( "Connected to relay host " . $this->relay_host . "\n" ); 
  134.   return TRUE; 
  135.  } 
  136.  function smtp_sockopen_mx($address) { 
  137.   $domain = ereg_replace ( "^.+@([^@]+){1}quot;, "\1", $address ); 
  138.   if (! @getmxrr ( $domain, $MXHOSTS )) { 
  139.    $this->log_write ( "Error: Cannot resolve MX \"" . $domain . "\"\n" ); 
  140.    return FALSE; 
  141.   } 
  142.   foreach ( $MXHOSTS as $host ) { 
  143.    $this->log_write ( "Trying to " . $host . ":" . $this->smtp_port . "\n" ); 
  144.    $this->sock = @fsockopen ( $host, $this->smtp_port, $errno, $errstr, $this->time_out ); 
  145.    if (! ($this->sock && $this->smtp_ok ())) { 
  146.     $this->log_write ( "Warning: Cannot connect to mx host " . $host . "\n" ); 
  147.     $this->log_write ( "Error: " . $errstr . " (" . $errno . ")\n" ); 
  148.     continue; 
  149.    } 
  150.    $this->log_write ( "Connected to mx host " . $host . "\n" ); 
  151.    return TRUE; 
  152.   } 
  153.   $this->log_write ( "Error: Cannot connect to any mx hosts (" . implode ( ", ", $MXHOSTS ) . ")\n" ); 
  154.   return FALSE; 
  155.  } 
  156.  function smtp_message($header, $body) { 
  157.   fputs ( $this->sock, $header . "\r\n" . $body ); 
  158.   $this->smtp_debug ( "> " . str_replace ( "\r\n", "\n" . "> ", $header . "\n> " . $body . "\n> " ) ); 
  159.   return TRUE; 
  160.  } 
  161.  function smtp_eom() { 
  162.   fputs ( $this->sock, "\r\n.\r\n" ); 
  163.   $this->smtp_debug ( ". [EOM]\n" ); 
  164.   return $this->smtp_ok (); 
  165.  } 
  166.  function smtp_ok() { 
  167.   $response = str_replace ( "\r\n", "", fgets ( $this->sock, 512 ) ); 
  168.   $this->smtp_debug ( $response . "\n" ); 
  169.   if (! ereg ( "^[23]", $response )) { 
  170.    fputs ( $this->sock, "QUIT\r\n" ); 
  171.    fgets ( $this->sock, 512 ); 
  172.    $this->log_write ( "Error: Remote host returned \"" . $response . "\"\n" ); 
  173.    return FALSE; 
  174.   } 
  175.   return TRUE; 
  176.  } 
  177.  function smtp_putcmd($cmd, $arg = "") { 
  178.   if ($arg != "") { 
  179.    if ($cmd == "") 
  180.     $cmd = $arg; 
  181.    else 
  182.     $cmd = $cmd . " " . $arg; 
  183.   } 
  184.   fputs ( $this->sock, $cmd . "\r\n" ); 
  185.   $this->smtp_debug ( "> " . $cmd . "\n" ); 
  186.   return $this->smtp_ok (); 
  187.  } 
  188.  function smtp_error($string) { 
  189.   $this->log_write ( "Error: Error occurred while " . $string . ".\n" ); 
  190.   return FALSE; 
  191.  } 
  192.  function log_write($message) { 
  193.   $this->smtp_debug ( $message ); 
  194.   if ($this->log_file == "") { 
  195.    return TRUE; 
  196.   } 
  197.   $message = date ( "M d H:i:s " ) . get_current_user () . "[" . getmypid () . "]: " . $message; 
  198.   if (! @file_exists ( $this->log_file ) || ! ($fp = @fopen ( $this->log_file, "a" ))) { 
  199.    $this->smtp_debug ( "Warning: Cannot open log file \"" . $this->log_file . "\"\n" ); 
  200.    return FALSE;
  201.   }
  202.   flock ( $fp, LOCK_EX );
  203.   fputs ( $fp, $message );
  204.   fclose ( $fp );
  205.   return TRUE;
  206.  }
  207.  function strip_comment($address) {
  208.   $comment = '[()]∗';
  209.   while ( ereg ( $comment, $address ) ) {
  210.    $address = ereg_replace ( $comment, "", $address );
  211.   }
  212.   return $address;
  213.  }
  214.  function get_address($address) {
  215.   $address = ereg_replace ( "([ \t\r\n])+", "", $address );
  216.   $address = ereg_replace ( "^.*<(.+)>.*{1}quot;, "\1", $address );
  217.   return $address;
  218.  }
  219.  function smtp_debug($message) {
  220.   if ($this->debug) {
  221.    echo $message;
  222.   }
  223.  }
  224. }
  225. ?>
  226. </lf></cr></lf></cr>

调用邮件发送类发送邮件

  1. <?php 
  2. //文件全路径名称，文件名称 
  3. function send_smtp_mail($file, $fileName) { 
  4.  require ("smtp_mail.php"); 
  5.  date_default_timezone_set ( 'Asia/Shanghai' ); 
  6.  $subject = date ( "Y-m-d" ) . "邮件标题"; //邮件标题 
  7.  $content = "邮件内容！"; //邮件内容 
  8.  //$file = "/a/b/c.txt"; //附件 
  9.  //$fileName = "email_log.log"; //附件名称 
  10.  $smtpserver = "服务器ip"; //SMTP服务器 
  11.  $smtpserverport = 25; //SMTP服务器端口 
  12.  $bcc = ""; //副收件人 
  13.  //$smtpuser = ""; //SMTP服务器的用户帐号 
  14.  //$smtppass = ""; //SMTP服务器的用户密码 
  15.  $smtpmailfrom = "aaa@bbb.com"; //SMTP服务器的用户邮箱,邮件发送者 
  16.  $smtpemailto = "邮箱1，邮箱2，邮箱3"; //邮件接受者 
  17.  $cc = ""; //抄送 
  18.  $mailsubject = $subject; //邮件主题 
  19.  $mailtype = "HTML"; //邮件格式（HTML/TXT）,TXT为文本邮件 
  20.  $additional_headers = ""; 
  21.  $smtplogfile = ""; //发送邮件的日志文件，如果没有就不记录 
  22.  // 定义分界线 
  23.  $boundary = uniqid ( "" ); 
  24.  $headers = "Content-type: multipart/mixed; boundary= $boundary\r\n"; 
  25.  //附件类型 
  26.  $mimeType = "application/unknown"; 
  27.  // 打开文件 
  28.  $fp = fopen ( $file, "r" ); 
  29.  // 把整个文件读入一个变量 
  30.  $read = fread ( $fp, filesize ( $file ) ); 
  31.  //我们用base64方法把它编码 
  32.  $read = base64_encode ( $read ); 
  33.  //把这个长字符串切成由每行76个字符组成的小块 
  34.  $read = chunk_split ( $read ); 
  35.  fclose ( $fp ); //关闭文件 
  36.  /* 邮件发送代码 */ 
  37.  $flag = 1; //判断使用什么样的文件头1或2 
  38.  if ($fileName == "") { 
  39.   //没有附件 
  40.   $body = $content; 
  41.  } else { 
  42.   //有附件 
  43.   $flag = 2; 
  44.   if ($mailtype == "HTML") { 
  45.    $body = "--$boundary\r\n"; //此必须\r\n 
  46.    $body .= "Content-Type:text/html\r\n\r\n"; //此必须\r\n\r\n 
  47.    $body .= "$content\r\n"; 
  48.    $body .= "--$boundary\r\n"; 
  49.    $body .= "Content-type: $mimeType; name=$fileName\r\n"; 
  50.    $body .= "Content-disposition: attachment; filename=$fileName\r\n"; 
  51.    $body .= "Content-Transfer-Encoding: BASE64\r\n\r\n"; 
  52.    $body .= "$read\r\n\r\n"; 
  53.    $body .= "--$boundary--\r\n"; 
  54.   } else { 
  55.    $body = "--$boundary\r\n"; 
  56.    $body .= "Content-type: Content-type: text/plain; charset=iso-8859-1\r\n\r\n"; 
  57.    $body .= "Content-transfer-encoding: 8bit\r\n\r\n"; 
  58.    $body .= "$content\r\n\r\n"; 
  59.    $body .= "--$boundary\r\n"; 
  60.    $body .= "Content-type: $mimeType; name=$fileName\r\n\r\n"; 
  61.    $body .= "Content-disposition: attachment; filename=$fileName\r\n\r\n"; 
  62.    $body .= "Content-transfer-encoding: base64\r\n\r\n"; 
  63.    $body .= "$read\r\n\r\n"; 
  64.    $body .= "--$boundary--\r\n"; 
  65.   } 
  66.  } 
  67.  $mailbody = $body; //邮件内容 
  68.  //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. 
  69.  $smtp = new smtp ( $smtpserver, $smtpserverport, false, $smtplogfile ); 
  70.  //$smtp->debug = TRUE;//是否显示发送的调试信息 
  71.  if ($smtp->sendmail ( $flag, $boundary, $smtpemailto, $smtpmailfrom, $mailsubject, $mailbody, $mailtype, $cc, $bcc, $additional_headers )) { 
  72.   echo ("发送成功"); 
  73.  } else { 
  74.   echo ("发送失败"); 
  75.  } 
  76. } 
  77. ?>

希望本文所述对大家php程序设计有所帮助。

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