mail邮件类

<?php
class MailSvc
{
//-设置全局变量
var $mailTo = ""; // 收件人
var $mailCC = ""; // 抄送
var $mailBCC = ""; // 秘密抄送
var $mailFrom = ""; // 发件人
var $mailSubject = ""; // 主题
var $mailText = ""; // 文本格式的信件主体
var $mailHTML = ""; // html格式的信件主体
var $mailAttachments = ""; // 附件
/* 函数setTo($inAddress)  :用于处理邮件的地址 参数 $inAddress
为包涵一个或多个字串,email地址变量,使用逗号来分割多个邮件地址
默认返回值为true
**********************************************************/
function setTo($inAddress){
//用explode()函数根据","对邮件地址进行分割
$addressArray = explode( ",",$inAddress);
//通过循环对邮件地址的合法性进行检查
for($i=0;$i<count($addressArray);$i++){  if($this->checkEmail($addressArray[$i])==false) return false;  }
//所有合法的email地址存入数组中
$this->mailTo = implode($addressArray, ",");
return true;  }
/**************************************************
  函数 setCC($inAddress)  设置抄送人邮件地址
参数 $inAddress 为包涵一个或多个邮件地址的字串,email地址变量,
使用逗号来分割多个邮件地址 默认返回值为true
**************************************************************/
function setCC($inAddress){
//用explode()函数根据","对邮件地址进行分割
$addressArray = explode( ",",$inAddress);
//通过循环对邮件地址的合法性进行检查
for($i=0;$i<count($addressArray);$i++){  if($this->checkEmail($addressArray[$i])==false) return false;  }
//所有合法的email地址存入数组中
$this->mailCC = implode($addressArray, ",");
return true;  }
/***************************************************
函数setBCC($inAddress) 设置秘密抄送地址 参数 $inAddress 为包涵一个或多
个邮件地址的字串,email地址变量,使用逗号来分割多个邮件地址 默认返回值为
true
******************************************/
function setBCC($inAddress){
//用explode()函数根据","对邮件地址进行分割
$addressArray = explode( ",",$inAddress);
//通过循环对邮件地址的合法性进行检查
for($i=0;$i<count($addressArray);$i++)
{  if($this->checkEmail($addressArray[$i])==false)
return false;
}
//所有合法的email地址存入数组中
$this->mailBCC = implode($addressArray, ",");
return true;
}
/*****************************************************************
函数setFrom($inAddress):设置发件人地址  参数 $inAddress 为包涵邮件
地址的字串默认返回值为true
***************************************/
function setFrom($inAddress){
    $this->mailFrom = $inAddress;
    return true;
}
/**********************
函数 setSubject($inSubject)  用于设置邮件主题参数$inSubject为字串,
默认返回的是true
*******************************************/
function setSubject($inSubject){
if(strlen(trim($inSubject)) > 0){
$this->mailSubject = '=?UTF-8?B?'. base64_encode(ereg_replace( "\n", "",$inSubject))."?=";
return true;  }
return false;  }
/****************************************************
函数setText($inText)  设置文本格式的邮件主体参数 $inText 为文本内容默
认返回值为true
****************************************/
function setText($inText){
if(strlen(trim($inText)) > 0){
$this->mailText = $inText;
return true;  }
return false;
}
/**********************************
函数setHTML($inHTML)  设置html格式的邮件主体参数$inHTML为html格式,
默认返回值为true
************************************/
function setHTML($inHTML){
if(strlen(trim($inHTML)) > 0){
$this->mailHTML = $inHTML;
return true;  }
return false;  }
/**********************
函数 setAttachments($inAttachments) 设置邮件的附件 参数$inAttachments
为一个包涵目录的字串,也可以包涵多个文件用逗号进行分割 默认返回值为true
*******************************************/
function setAttachments($inAttachments){
if(strlen(trim($inAttachments)) > 0){
$this->mailAttachments = $inAttachments;
return true;  }
return false;  }
/*********************************
函数 checkEmail($inAddress) :这个函数我们前面已经调用过了,主要就是
用于检查email地址的合法性
*****************************************/
function checkEmail($inAddress){
return (ereg( "^[^@ ]+@([a-zA-Z0-Array-]+.)+([a-zA-Z0-Array-]{2}|net|com|gov|mil|org|edu|int)$",$inAddress));
  }
/*************************************************
函数loadTemplate($inFileLocation,$inHash,$inFormat)  读取临时文件并且
替换无用的信息参数$inFileLocation用于定位文件的目录
$inHash 由于存储临时的值  $inFormat 由于放置邮件主体
***********************************************************/
function loadTemplate($inFileLocation,$inHash,$inFormat){
/*  比如邮件内有如下内容:  Dear ~!UserName~,
Your address is ~!UserAddress~  */
//其中"~!"为起始标志"~"为结束标志
$templateDelim = "~";
$templateNameStart = "!";
//找出这些地方并把他们替换掉
$templateLineOut = "";  //打开临时文件
if($templateFile = fopen($inFileLocation, "r")){
   while(!feof($templateFile)){
$templateLine = fgets($templateFile,1000);
$templateLineArray = explode($templateDelim,$templateLine);
for( $i=0; $i<count($templateLineArray);$i++){
//寻找起始位置
if(strcspn($templateLineArray[$i],$templateNameStart)==0){
//替换相应的值
$hashName = substr($templateLineArray[$i],1);
//替换相应的值
$templateLineArray[$i] = ereg_replace($hashName,(string)$inHash[$hashName],$hashName);
}
}
//输出字符数组并叠加
$templateLineOut .= implode($templateLineArray, "");
}  //关闭文件fclose($templateFile);
//设置主体格式(文本或html)
if( strtoupper($inFormat)== "TEXT" )
return($this->setText($templateLineOut));
else if( strtoupper($inFormat)== "HTML" )
return($this->setHTML($templateLineOut));
}  return false;
  }
/*****************************************
  函数 getRandomBoundary($offset)  返回一个随机的边界值
参数 $offset 为整数 ? 用于多管道的调用 返回一个md5()编码的字串
****************************************/
function getRandomBoundary($offset = 0){
//随机数生成
srand(time()+$offset);
//返回 md5 编码的32位 字符长度的字串
return ( "----".(md5(rand())));  }
/********************************************
函数: getContentType($inFileName)用于判断附件的类型
**********************************************/
function getContentType($inFileName){
//去除路径
$inFileName = basename($inFileName);
//去除没有扩展名的文件
if(strrchr($inFileName, ".") == false){
return "application/octet-stream";
}
//提区扩展名并进行判断
$extension = strrchr($inFileName, ".");
switch($extension){
case ".gif": return "image/gif";
case ".gz": return "application/x-gzip";
case ".htm": return "text/html";
  case ".html": return "text/html";
case ".jpg": return "image/jpeg";
case ".tar": return "application/x-tar";
case ".txt": return "text/plain";
case ".zip": return "application/zip";
default: return "application/octet-stream";
}
return "application/octet-stream";
}
/**********************************************
函数formatTextHeader把文本内容加上text的文件头
*****************************************************/
function formatTextHeader(){  $outTextHeader = "";
$outTextHeader .= "Content-Type: text/plain;charset=utf-8\n";
$outTextHeader .= "Content-Transfer-Encoding: base64\n\n";
$outTextHeader .= base64_encode($this->mailText). "\n";
return $outTextHeader;
}  /************************************************
函数formatHTMLHeader()把邮件主体内容加上html的文件头
******************************************/
function formatHTMLHeader(){
$outHTMLHeader = "";
$outHTMLHeader .= "Content-Type: text/html; charset=utf-8\n";
$outHTMLHeader .= "Content-Transfer-Encoding: base64\n\n";
$outHTMLHeader .= base64_encode($this->mailHTML). "\n";
return $outHTMLHeader;
}
/**********************************
函数 formatAttachmentHeader($inFileLocation)  把邮件中的附件标识出来
********************************/
function formatAttachmentHeader($inFileLocation){
$outAttachmentHeader = "";
//用上面的函数getContentType($inFileLocation)得出附件类型
$contentType = $this->getContentType($inFileLocation);
//如果附件是文本型则用标准的7位编码
if(ereg( "text",$contentType)){
$outAttachmentHeader .= "Content-Type: ".$contentType. ";\n";
$outAttachmentHeader .= ' name="'.basename($inFileLocation). '"'. "\n";
  $outAttachmentHeader .= "Content-Transfer-Encoding: 7bit\n";
$outAttachmentHeader .= "Content-Disposition: attachment;\n";
  $outAttachmentHeader .= 'filename="'.basename($inFileLocation). '"'. "\n\n";
$textFile = fopen($inFileLocation, "r");
  while(!feof($textFile)){
  $outAttachmentHeader .= fgets($textFile,1000);
  }
//关闭文件 fclose($textFile);
$outAttachmentHeader .= "\n";
}
//非文本格式则用64位进行编码
else{  $outAttachmentHeader .= "Content-Type: ".$contentType. ";\n";
$outAttachmentHeader .= ' name="'.basename($inFileLocation). '"'. "\n";
  $outAttachmentHeader .= "Content-Transfer-Encoding: base64\n";
$outAttachmentHeader .= "Content-Disposition: attachment;\n";
  $outAttachmentHeader .= 'filename="'.basename($inFileLocation). '"'. "\n\n";
//调用外部命令uuencode进行编码
exec( "uuencode -m $inFileLocation nothing_out",$returnArray);
  for ($i = 1; $i<(count($returnArray)); $i++){
$outAttachmentHeader .= $returnArray[$i]. "\n";
}
}  return $outAttachmentHeader;
}
/******************************
函数 send()用于发送邮件，发送成功返回值为true
  ************************************/
function send(){

//设置邮件头为空
$mailHeader = "";
//添加抄送人
if($this->mailCC != "")
$mailHeader .= "CC: ".$this->mailCC. "\n";
//添加秘密抄送人
if($this->mailBCC != "")
$mailHeader .= "BCC: ".$this->mailBCC. "\n";
//添加发件人
if($this->mailFrom != "")
$mailHeader .= "FROM: ".$this->mailFrom. "\n";
//-----------------------邮件格式------------------------------
//文本格式
if($this->mailText != "" && $this->mailHTML == "" && $this->mailAttachments == ""){

return mail($this->mailTo,$this->mailSubject,$this->mailText,$mailHeader);
}
//html或text格式
else if($this->mailText != "" && $this->mailHTML != "" && $this->mailAttachments == ""){
$bodyBoundary = $this->getRandomBoundary();
$textHeader = $this->formatTextHeader();
$htmlHeader = $this->formatHTMLHeader();
//设置 MIME-版本
$mailHeader .= "MIME-Version: 1.0\n";
$mailHeader .= "Content-Type: multipart/alternative;\n";
$mailHeader .= 'boundary="'.$bodyBoundary. '"';
$mailHeader .= "\n\n\n";
//添加邮件主体和边界
//$mailHeader .= "--".$bodyBoundary. "\n";
//$mailHeader .= $textHeader;
$mailHeader .= "--".$bodyBoundary. "\n";
//添加html标签
$mailHeader .= $htmlHeader;
$mailHeader .= "\n--".$bodyBoundary. "--";
//发送邮件
    echo $this->mailTo;
return mail($this->mailTo,$this->mailSubject, "",$mailHeader);
}
//文本加html加附件
else if($this->mailText != "" && $this->mailHTML != "" && $this->mailAttachments != ""){
$attachmentBoundary = $this->getRandomBoundary();
   $mailHeader .= "Content-Type: multipart/mixed;\n";
$mailHeader .= ' boundary="'.$attachmentBoundary. '"'. "\n\n";
$mailHeader .= "This is a multi-part message in MIME format.\n";
  $mailHeader .= "--".$attachmentBoundary. "\n";
  $bodyBoundary = $this->getRandomBoundary(1);
  $textHeader = $this->formatTextHeader();
$htmlHeader = $this->formatHTMLHeader();
$mailHeader .= "MIME-Version: 1.0n";
  $mailHeader .= "Content-Type: multipart/alternative;\n";
$mailHeader .= ' boundary="'.$bodyBoundary. '"';
$mailHeader .= "\n\n\n";
  $mailHeader .= "--".$bodyBoundary. "\n";
$mailHeader .= $textHeader;
$mailHeader .= "--".$bodyBoundary. "\n";
  $mailHeader .= $htmlHeader;
$mailHeader .= "\n--".$bodyBoundary. "--";
//获取附件值
$attachmentArray = explode( ",",$this->mailAttachments);
//根据附件的个数进行循环
for($i=0;$i<count($attachmentArray);$i++){
//分割
$mailHeader .= "\n--".$attachmentBoundary. "\n";
//附件信息
$mailHeader .= $this->formatAttachmentHeader($attachmentArray[$i]);
  }
$mailHeader .= "--".$attachmentBoundary. "--";
return mail($this->mailTo,$this->mailSubject, "",$mailHeader);
  }
return false;
}
}
?>