功能强大的PHP发邮件类
本文示例为大家分享了强大的PHP发邮件类，供大家参考，具体内容如下
<?php
classsmtp
{
var$smtp_port;
var$time_out;
var$host_name;
var$log_file;
var$relay_host;
var$debug;
var$auth;
var$user;
var$pass;
var$sock;
functionsmtp($relay_host="",$smtp_port=25,$auth=false,$user,$pass)
{
$this->debug=true;
$this->smtp_port=$smtp_port;
$this->relay_host=$relay_host;
$this->time_out=30;
$this->auth=$auth;
$this->user=$user;
$this->pass=$pass;
$this->host_name="localhost";
$this->log_file="";
$this->sock=FALSE;
}
functionsendmail($to,$from,$subject="",$body="",$mailtype,$cc="",$bcc="",$additional_headers="")
{
$mail_from=$this->get_address($this->strip_comment($from));
$body=ereg_replace("(^|(\r\n))(\\.)","\\1.\\3",$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";
$header.="X-Mailer:ByRedhat(PHP/".phpversion().")\r\n";
list($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)));
}
$sent=TRUE;
foreach($TOas$rcpt_to){
$rcpt_to=$this->get_address($rcpt_to);
if(!$this->smtp_sockopen($rcpt_to)){
$this->log_write("Error:Cannotsendemailto".$rcpt_to."\n");
$sent=FALSE;
continue;
}
if($this->smtp_send($this->host_name,$mail_from,$rcpt_to,$header,$body)){
$this->log_write("E-mailhasbeensentto<".$rcpt_to.">\n");
}else{
$this->log_write("Error:Cannotsendemailto<".$rcpt_to.">\n");
$sent=FALSE;
}
fclose($this->sock);
$this->log_write("Disconnectedfromremotehost\n");
}
echo"<br>";
echo$header;
return$sent;
}
/*PrivateFunctions*/
functionsmtp_send($helo,$from,$to,$header,$body="")
{
if(!$this->smtp_putcmd("HELO",$helo)){
return$this->smtp_error("sendingHELOcommand");
}
#auth
if($this->auth){
if(!$this->smtp_putcmd("AUTHLOGIN",base64_encode($this->user))){
return$this->smtp_error("sendingHELOcommand");
}
if(!$this->smtp_putcmd("",base64_encode($this->pass))){
return$this->smtp_error("sendingHELOcommand");
}
}
#
if(!$this->smtp_putcmd("MAIL","FROM:<".$from.">")){
return$this->smtp_error("sendingMAILFROMcommand");
}
if(!$this->smtp_putcmd("RCPT","TO:<".$to.">")){
return$this->smtp_error("sendingRCPTTOcommand");
}
if(!$this->smtp_putcmd("DATA")){
return$this->smtp_error("sendingDATAcommand");
}
if(!$this->smtp_message($header,$body)){
return$this->smtp_error("sendingmessage");
}
if(!$this->smtp_eom()){
return$this->smtp_error("sending<CR><LF>.<CR><LF>[EOM]");
}
if(!$this->smtp_putcmd("QUIT")){
return$this->smtp_error("sendingQUITcommand");
}
returnTRUE;
}
functionsmtp_sockopen($address)
{
if($this->relay_host==""){
return$this->smtp_sockopen_mx($address);
}else{
return$this->smtp_sockopen_relay();
}
}
functionsmtp_sockopen_relay()
{
$this->log_write("Tryingto".$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())){
$this->log_write("Error:Cannotconnencttorelayhost".$this->relay_host."\n");
$this->log_write("Error:".$errstr."(".$errno.")\n");
returnFALSE;
}
$this->log_write("Connectedtorelayhost".$this->relay_host."\n");
returnTRUE;;
}
functionsmtp_sockopen_mx($address)
{
$domain=ereg_replace("^.+@([^@]+)$","\\1",$address);
if(!@getmxrr($domain,$MXHOSTS)){
$this->log_write("Error:CannotresolveMX\"".$domain."\"\n");
returnFALSE;
}
foreach($MXHOSTSas$host){
$this->log_write("Tryingto".$host.":".$this->smtp_port."\n");
$this->sock=@fsockopen($host,$this->smtp_port,$errno,$errstr,$this->time_out);
if(!($this->sock&&$this->smtp_ok())){
$this->log_write("Warning:Cannotconnecttomxhost".$host."\n");
$this->log_write("Error:".$errstr."(".$errno.")\n");
continue;
}
$this->log_write("Connectedtomxhost".$host."\n");
returnTRUE;
}
$this->log_write("Error:Cannotconnecttoanymxhosts(".implode(",",$MXHOSTS).")\n");
returnFALSE;
}
functionsmtp_message($header,$body)
{
fputs($this->sock,$header."\r\n".$body);
$this->smtp_debug(">".str_replace("\r\n","\n".">",$header."\n>".$body."\n>"));
returnTRUE;
}
functionsmtp_eom()
{
fputs($this->sock,"\r\n.\r\n");
$this->smtp_debug(".[EOM]\n");
return$this->smtp_ok();
}
functionsmtp_ok()
{
$response=str_replace("\r\n","",fgets($this->sock,512));
$this->smtp_debug($response."\n");
if(!ereg("^[23]",$response)){
fputs($this->sock,"QUIT\r\n");
fgets($this->sock,512);
$this->log_write("Error:Remotehostreturned\"".$response."\"\n");
returnFALSE;
}
returnTRUE;
}
functionsmtp_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$this->smtp_ok();
}
functionsmtp_error($string)
{
$this->log_write("Error:Erroroccurredwhile".$string.".\n");
returnFALSE;
}
functionlog_write($message)
{
$this->smtp_debug($message);
if($this->log_file==""){
returnTRUE;
}
$message=date("MdH:i:s").get_current_user()."[".getmypid()."]:".$message;
if(!@file_exists($this->log_file)||!($fp=@fopen($this->log_file,"a"))){
$this->smtp_debug("Warning:Cannotopenlogfile\"".$this->log_file."\"\n");
returnFALSE;
}
flock($fp,LOCK_EX);
fputs($fp,$message);
fclose($fp);
returnTRUE;
}
functionstrip_comment($address)
{
$comment="\\([^()]*\\)";
while(ereg($comment,$address)){
$address=ereg_replace($comment,"",$address);
}
return$address;
}
functionget_address($address)
{
$address=ereg_replace("([\t\r\n])+","",$address);
$address=ereg_replace("^.*<(.+)>.*$","\\1",$address);
return$address;
}
functionsmtp_debug($message)
{
if($this->debug){
echo$message."<br>";
}
}
functionget_attach_type($image_tag){//
$filedata=array();
$img_file_con=fopen($image_tag,"r");
unset($image_data);
while($tem_buffer=AddSlashes(fread($img_file_con,filesize($image_tag))))
$image_data.=$tem_buffer;
fclose($img_file_con);
$filedata['context']=$image_data;
$filedata['filename']=basename($image_tag);
$extension=substr($image_tag,strrpos($image_tag,"."),strlen($image_tag)-strrpos($image_tag,"."));
switch($extension){
case".gif":
$filedata['type']="image/gif";
break;
case".gz":
$filedata['type']="application/x-gzip";
break;
case".htm":
$filedata['type']="text/html";
break;
case".html":
$filedata['type']="text/html";
break;
case".jpg":
$filedata['type']="image/jpeg";
break;
case".tar":
$filedata['type']="application/x-tar";
break;
case".txt":
$filedata['type']="text/plain";
break;
case".zip":
$filedata['type']="application/zip";
break;
default:
$filedata['type']="application/octet-stream";
break;
}
return$filedata;
}
}
/**
*实例化邮件类
*/
$smtpserver="smtp.163.com";//SMTP服务器
$smtpserverport=25;//SMTP服务器端口
$smtpusermail="240331511@163.com";//SMTP服务器的用户邮箱
$smtpemailto="240331511@163.com";//发送给谁
$smtpuser="240331511@163.com";//SMTP服务器的用户帐号
$smtppass="123147mcl";//SMTP服务器的用户密码
$mailsubject="PHP100测试邮件系统";//邮件主题
$mailbody="<h1>你的用户名是张三，密码是123147mcl</h1>";//邮件内容
$mailtype="HTML";//邮件格式（HTML/TXT）,TXT为文本邮件
$smtp=newsmtp($smtpserver,$smtpserverport,true,$smtpuser,$smtppass);
$smtp->debug=true;//是否显示发送的调试信息
$smtp->sendmail($smtpemailto,$smtpusermail,$mailsubject,$mailbody,$mailtype);
?>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持毛票票。