class smtp
{
var $hostname="";
var $port=25;
var $connection=0;
var $debug=1;
var $timeout=30;
var $err_str;
var $err_no;
var $autocode=true;
var $charset="GB2312";
var $subject="";
var $body="";
var $attach="";
var $temp_text_body;
var $temp_html_body;
var $temp_body_images;
var $bound_begin="=====powered_by_boss_chen_";
var $bound_end="_046484063883_=====";
Function smtp($server="smtp.china.com"",$port=25,$time_out=20)
{$this->hostname=$server;
$this->port=$port;
$this->timeout=$time_out;
return true;
}
Function outdebug($message)
{
echo htmlspecialchars($message)."<br>\n";
}
function command($command,$return_lenth=1,$return_code='2')
{
if ($this->connection==0)
{
$this->err_str="没有毗连就任何办事器，请反省收集毗连";
return false;
}
if ($this->debug)
$this->outdebug(">>> $command");
if (!fputs($this->connection,"$command \r\n"))
{
$this->err_str="没法发送死令".$command;
return false;
}
else
{
$resp=fgets($this->connection,256);
if($this->debug)
$this->outdebug("$resp");
if (substr($resp,0,$return_lenth)!=$return_code)
{
$this->err_str=$command." 号令办事器前往有效:".$resp;
return false;
}
else
return true;
}
}
Function open()
{
if($this->hostname=="")
{$this->err_str="有效的主机名!!";
return false;
}
Function Close()
{
if($this->connection!=0)
{
fclose($this->connection);
$this->connection=0;
}
}
Function Buildhead($from_name,$to_name,$from_mail,$to_mail,$subject)
{
if (empty($from_name))
$from_name=$from_mail;
if (empty($to_name)) $to_name=$to_mail;
$this->subject="From: =?$this->charset?B?".base64_encode($from_name)."?=<$from_mail>\r\n";
$this->subject.="To: =?$this->charset?B?".base64_encode($to_name)."?=<$to_mail>\r\n";
$subject=ereg_replace("\n","",$subject);
$this->subject.="Subject: =?$this->charset?B?".base64_encode($subject)."?=\r\n";
if ($this->debug) echo nl2br(htmlspecialchars($this->subject));
return true;
}
Function parse_html_body($html_body=null)
{
$passed="";
$image_count=0;
$this->temp_body_images=array();
while (eregi("\<*img([^\>]+)src[[:space:]]*=[[:space:]]*([^ ]+)",$html_body,$reg))
{
$pos=@strpos($html_body,$reg[0]);
$passed.=substr($html_body,0,$pos);
$html_body=substr($html_body,$pos+strlen($reg[0]));
$image_tag=$reg[2];
$image_att=$reg[1];
$tag_len=strlen($image_tag);
if ($image_tag[0]=="'" or $image_tag[0]=='"')
$image_tag=substr($image_tag,1);
if (substr($image_tag,strlen($imgage_tag)-1,1)=="'" or substr($image_tag,strlen($imgage_tag)-1,1)=='"')
$image_tag=substr($image_tag,0,strlen($imgage_tag)-1);
//echo $image_tag."<br>";
$cid=md5(uniqid(rand()));
$cid=substr($cid,0,15)."@unigenius.com";
$passed.="<img ".$image_att."src=\"cid:".$cid."\"";
$end_pos=@strpos($html_body,'>');
$passed.=substr($html_body,0,$end_pos);
$html_body=substr($html_body,$end_pos);
// 把图片数据读出来保留到一个数据；
$img_file_con=fopen($image_tag,"r");
unset($image_data);
while ($tem_buffer=AddSlashes(fread($img_file_con,16777216)))
$image_data.=$tem_buffer;
fclose($img_file_con);
$image_exe_name=substr($image_tag,strrpos($image_tag,'.')+1,3);
switch (strtolower($image_exe_name))
{
case "jpg":
case "jpeg":
$content_type="image/jpeg";
break;
case "gif":
$content_type="image/gif";
break;
case "png":
$content_type="image/x-png";
break;
case "tif":
$content_type="image/tif";
break;
default:
$content_type="image/";
break;
}
if (!$hava_att) $this->body.="\r\nThis is a multi-part message in MIME format.\r\n\r\n";
$this->body.="--".$this->bound_begin.$bound_level.$this->bound_end."\r\n";
$this->body.="Content-Type: text/plain;\r\n";
$this->body.="charset=\"$this->charset\"\r\n";
$this->body.="Content-Transfer-Encoding: base64 \r\n";
$this->body.="\r\n".chunk_split(base64_encode(StripSlashes($text_body)))."\r\n";
$this->body.="--".$this->bound_begin.$bound_level.$this->bound_end."\r\n";
$this->body.="Content-Type: text/html;\r\n";
$this->body.="charset=\"$this->charset\"\r\n";
$this->body.="Content-Transfer-Encoding: base64 \r\n";
$this->body.="\r\n".chunk_split(base64_encode(StripSlashes($this->temp_html_body)))."\r\n";
$this->body.="--".$this->bound_begin.$bound_level.$this->bound_end."--\r\n\r\n";
$bound_level--;
}
else
{
$this->body.="Content-Type: text/html;\r\n";
$this->body.="charset=\"$this->charset\"\r\n";
$this->body.="Content-Transfer-Encoding: base64 \r\n";
$this->body.="\r\n".chunk_split(base64_encode(StripSlashes($this->temp_html_body)))."\r\n";
} //注释编码，有或没有 text 局部，编成分歧的格局。
} // end else
}
else // 假如没有 html 注释，只要 text 注释
{
$this->body.="Content-Type: text/plain;
charset=\"$this->charset\"\r\n";
$this->body.="Content-Transfer-Encoding: base64 \r\n";
$this->body.="\r\n".chunk_split(base64_encode(StripSlashes($text_body)))."\r\n";
}
} // end function default
Function Buildbody($text_body=null,$html_body=null,$att=null)
{
$this->body="MIME-Version: 1.0\r\n";
if (null==$att or (@count($att)==0)) //假如没有附件，检查注释的类型 ；
{
$encode_level=0;
$this->build_content($encode_level,$text_body,$html_body);
} // 假如没有附件，
// ********************************************************
else //假如有附件，
{
$bound_level=0;
$this->body.="Content-Type: multipart/mixed;
boundary=\"";
$bound_level++;
$this->body.=$this->bound_begin.$bound_level.$this->bound_end."\"\r\n\r\n";
$this->body.="This is a multi-part message in MIME format.\r\n\r\n";
$this->body.="--".$this->bound_begin.$bound_level.$this->bound_end."\r\n";
$this->build_content($bound_level,$text_body,$html_body,true); // 编入注释局部
$num=count($att);
for ($i=0;$i<$num;$i++)
{
$file_name=$att[$i][name];
$file_source=$att[$i][source];
$file_type=$att[$i][type];
$file_size=$att[$i][size];
if (file_exists($file_source))
{
$file_data=addslashes(fread($fp=fopen($file_source,"r"), filesize($file_source)));
$file_data=chunk_split(base64_encode(StripSlashes($file_data)));
$this->body.="--".$this->bound_begin.$bound_level.$this->bound_end."\r\n";
$this->body.="Content-Type: $file_type;\r\n name=\"$file_name\"\r\nContent-Transfer-Encoding: base64\r\n";
$this->body.="Content-Disposition: attachment; filename=\"$file_name\"\r\n\r\n";
$this->body.=$file_data."\r\n";
}
} //end for
$this->body.="--".$this->bound_begin.$bound_level.$this->bound_end."--\r\n\r\n";
} // end else
if ($this->debug) echo nl2br(htmlspecialchars($this->body));
return true;
}
function send($from_name,$to_name,$from_mail,$to_mail,$subject,$text_body=false,$html_body=false,$att=false)
{
if (empty($from_mail) or empty($to_mail))
{
$this->err_str="没有指定准确的邮件地址:发送人：".$from_mail."吸收人：".$to_mail;
return false;
}
if (gettype($to_mail)!="array")
$to_mail=split(",",$to_mail); //假如不是数组，转换成数组，哪怕只要一个发送对象;
if (gettype($to_name)!="array")
$to_name=split(",",$to_name); //假如不是数组，转换成数组，哪怕只要一个发送对象;
$this->Buildbody($text_body,$html_body,$att);
// 一切函件的内容是一样的，可以只编一次，而关于分歧的收信人，需求分歧的 Head
if (!$this->open()) return false;
if (!$this->command("HELO $this->hostname",3,"250")) return false;
// 与办事器创立链接
if (!$this->open()) return false;
if (!$this->command("HELO $this->hostname",3,"250")) return false;
for ($i=0;$i<count($to_mail);$i++)
{
$this->Buildhead($from_name,$to_name[$i],$from_mail,$to_mail[$i],$subject);
if (!$this->command("RSET",3,"250")) return false;
if (!$this->command("MAIL FROM:".$from_mail,3,"250")) return false;
if (!$this->command("RCPT TO:".$to_mail[$i],3,"250")) return false;
if (!$this->command("DATA",3,"354")) return false;
// 筹办发送邮件
if ($this->debug) $this->outdebug("sending subject;");
if (!fputs($this->connection,$this->subject)) { $this->err_str="发送邮件头时失足！"; return false;}
if ($this->debug) $this->outdebug("sending body;");
if (!fputs($this->connection,$this->body)) { $this->err_str="发送注释时失足！"; return false;}
if (!fputs($this->connection,".\r\n")) { $this->err_str="发送注释时失足！"; return false;} //注释发送终了，加入；
$resp=fgets($this->connection,256);
if($this->debug)
$this->outdebug("$resp");
if (substr($resp,0,1)!="2")
{
$this->err_str="发送完后，办事器没有呼应！！";
return false;
}
// 发送邮件
}
if (!$this->command("QUIT",3,"221")) return false;
$this->close();
return true;
}