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标题: 用MIME类写了一个基本的发信小东东 [打印本页]
作者: php    时间: 2007-8-23 09:23     标题: 用MIME类写了一个基本的发信小东东

default.htm
<html>
<head>
<script language=javascript>
<!--
function cookieset(){
d=new date()
d.setfullyear(2001,0,1)
document.cookie="sendmailbox="+document.sendmailform.sendmailbox.value + ";expires=" + d.togmtstring()
alert("设置成功！")
}

function setupdatevalue(){
document.sendmailform.update.value=document.sendmailform.myfile.value
if(document.sendmailform.receivemailbox.value==""){
alert("错误!请填写收信人地址!")
document.sendmailform.receivemailbox.focus()
return(false)
}
}

function readcookie(){
cookievalue=document.cookie
pairs=cookievalue.split(";")
for(i=0;i<pairs.length;i++){
pairsplit=pairs.split("=")
if(pairsplit[0]=="sendmailbox") break
}
return(pairsplit[1])
}
//-->
</script>
<title>我的php发信箱</title>
<meta http-equiv="content-type" content="text/html; charset=gb2312">
<style type="text/css">
<!--
.smallfont { font-family: "宋体"; font-size: 9pt}
-->
</style>
</head>

<body bgcolor="#ffffff" onload=document.sendmailform.receivemailbox.focus()>
<p align="center">欢迎使用我的发信页面</p>
<form method="post" action="sendmail.php4" name=sendmailform enctype="multipart/form-data" onsubmit="return setupdatevalue()">
<table width="55%" border="0" cellspacing="0" cellpadding="2" align="center" class="smallfont">
<tr>
<td width="33%">收信人信箱：</td>
<td width="67%">
<input type="text" name="receivemailbox" size="30" maxlength="40">
</td>
</tr>
<tr>
<td width="33%">发信人信箱：</td>
<td width="67%">
<script language=javascript>
document.write ("<input type='text' name='sendmailbox' size='30' maxlength='40' value='" + readcookie() + "'>")
</script>
<input type="button" name="setcookie" value="设为默认发信信箱" onclick=cookieset()>
</td>
</tr>
<tr>
<td width="33%">主 题：</td>
<td width="67%">
<input type="text" name="subject" maxlength="250" size="40">
</td>
</tr>
<tr>
<td width="33%">附 件：</td>
<td width="67%">
<input type="file" name="myfile">
<input type="hidden" name=update>
</td>
</tr>
<tr>
<td width="33%" valign="top">正 文：</td>
<td width="67%">
<textarea name="bodytext" cols="40" rows="8"></textarea>
</td>
</tr>
<tr>
<td colspan="2" valign="top">
<div align="center">
<input type="submit" name="submit" value="发送信件">
<input type="reset" name="reset" value="重新填写">
</div>
</td>
</tr>
</table>
</form>
</body>
</html>

sendmail.php4

<?
//加载发送附件的类

require('html_mime_mail.inc');

if($update!=""){ //如果带附件


//上传附件

if(!file_exists("c:/ftptmp/".$myfile_name)){
if(copy($myfile,"c:/ftptmp/".$myfile_name)){
//读取附件

$attachment = fread($fp = fopen("c:/ftptmp/".$myfile_name, 'r'), filesize($myfile));
fclose($fp);
//unlink("c:/ftptmp/".$myfile_name);删掉

}
else {
echo "上传文件失败！";
exit();
}
}
else{
echo "文件重名！";
exit();
}


//新建一个类的实例，并加入附件

$mail = new html_mime_mail();
$mail->add_attachment($attachment, $myfile_name, 'application/octet-stream');

/*---------------------这段示范了如何发html信件---------------------------------------
$filename = 'background.gif';
$backgrnd = fread($fp = fopen($filename, 'r'), filesize($filename));
fclose($fp);

$text = 'this is a test.';
$html = '<html><body background="background.gif"><font face="verdana, arial" color="#ff0000"> success!</font><p></body></html>';

$mail->add_html_image($backgrnd, 'background.gif', 'image/gif');
$mail->add_html($html, $text);
-------------------------------------------------------------------------------------*/

//读取正文，将信件封装并发送

$mail->body=$bodytext;
$mail->build_message();

$backvalue=$mail->send(' ',$receivemailbox,' ',$sendmailbox,$subject,' ');

//发送提示信息

echo "<script language=javascript>alert('发信ok，按确定返回！');window.location='default.htm'</script>";
}
else{ //如果不带附件

$backvalue=mail($receivemailbox,$subject,$bodytext,"from:" . $sendmailbox . "\nreply-to:" . $sendmailbox . "\nx-mailer: php/" . phpversion());

if ($result) {
echo "<script language=javascript>alert('发信ok，按确定返回！');window.location='default.htm'</script>";
}
else{
echo "<script language=javascript>backvalue=window.confirm('发信失败！可能是服务器太忙！是否要重发？');if(backvalue){location.reload()}else{window.location='default.htm'}</script>";
}
}

?>

html_mime_mail.inc 这个类是精华区里有的。我借来一用

<?
class html_mime_mail{

var $headers;
var $body;
var $multipart;
var $mime;
var $html;
var $html_text;
var $html_images = array();
var $cids = array();
var $do_html;
var $parts = array();

/***************************************
** constructor function. sets the headers
** if supplied.
***************************************/
function html_mime_mail($headers = ''){
$this->headers = $headers;
}

/***************************************
** adds a html part to the mail.
** also replaces image names with
** content-id's.
***************************************/
function add_html($html, $text){
$this->do_html = 1;
$this->html = $html;
$this->html_text = $text;
if(is_array($this->html_images) and count($this->html_images) > 0){
for($i=0; $i<count($this->html_images); $i++){
$this->html = ereg_replace($this->html_images[$i]['name'], 'cid:'.$this->html_images[$i]['cid'], $this->html);
}
}
}

/***************************************
** builds html part of email.
***************************************/
function build_html($orig_boundary){
$sec_boundary = '=_'.md5(uniqid(time()));
$thr_boundary = '=_'.md5(uniqid(time()));

if(!is_array($this->html_images)){
$this->multipart.= '--'.$orig_boundary."\r\n";
$this->multipart.= 'content-type: multipart/alternative; boundary="'.$sec_boundary."\"\r\n\r\n\r\n";

$this->multipart.= '--'.$sec_boundary."\r\n";
$this->multipart.= 'content-type: text/plain'."\r\n";
$this->multipart.= 'content-transfer-encoding: 7bit'."\r\n\r\n";
$this->multipart.= $this->html_text."\r\n\r\n";

$this->multipart.= '--'.$sec_boundary."\r\n";
$this->multipart.= 'content-type: text/html'."\r\n";
$this->multipart.= 'content-transfer-encoding: 7bit'."\r\n\r\n";
$this->multipart.= $this->html."\r\n\r\n";
$this->multipart.= '--'.$sec_boundary."--\r\n\r\n";
}else{
$this->multipart.= '--'.$orig_boundary."\r\n";
$this->multipart.= 'content-type: multipart/related; boundary="'.$sec_boundary."\"\r\n\r\n\r\n";

$this->multipart.= '--'.$sec_boundary."\r\n";
$this->multipart.= 'content-type: multipart/alternative; boundary="'.$thr_boundary."\"\r\n\r\n\r\n";

$this->multipart.= '--'.$thr_boundary."\r\n";
$this->multipart.= 'content-type: text/plain'."\r\n";
$this->multipart.= 'content-transfer-encoding: 7bit'."\r\n\r\n";
$this->multipart.= $this->html_text."\r\n\r\n";

$this->multipart.= '--'.$thr_boundary."\r\n";
$this->multipart.= 'content-type: text/html'."\r\n";
$this->multipart.= 'content-transfer-encoding: 7bit'."\r\n\r\n";
$this->multipart.= $this->html."\r\n\r\n";
$this->multipart.= '--'.$thr_boundary."--\r\n\r\n";

for($i=0; $i<count($this->html_images); $i++){
$this->multipart.= '--'.$sec_boundary."\r\n";
$this->build_html_image($i);
}

$this->multipart.= "--".$sec_boundary."--\r\n\r\n";
}
}
/***************************************
** adds an image to the list of embedded
** images.
***************************************/
function add_html_image($file, $name = '', $c_type='application/octet-stream'){
$this->html_images[] = array( 'body' => $file,
'name' => $name,
'c_type' => $c_type,
'cid' => md5(uniqid(time())) );
}


/***************************************
** adds a file to the list of attachments.
***************************************/
function add_attachment($file, $name = '', $c_type='application/octet-stream'){
$this->parts[] = array( 'body' => $file,
'name' => $name,
'c_type' => $c_type );
}

/***************************************
** builds an embedded image part of an
** html mail.
***************************************/
function build_html_image($i){
$this->multipart.= 'content-type: '.$this->html_images[$i]['c_type'];

if($this->html_images[$i]['name'] != '') $this->multipart .= '; name="'.$this->html_images[$i]['name']."\"\r\n";
else $this->multipart .= "\r\n";

$this->multipart.= 'content-id: <'.$this->html_images[$i]['cid'].">\r\n";
$this->multipart.= 'content-transfer-encoding: base64'."\r\n\r\n";
$this->multipart.= chunk_split(base64_encode($this->html_images[$i]['body']))."\r\n";
}

/***************************************
** builds a single part of a multipart
** message.
***************************************/
function build_part($i){
$message_part = '';
$message_part.= 'content-type: '.$this->parts[$i]['c_type'];
if($this->parts[$i]['name'] != '')
$message_part .= '; name="'.$this->parts[$i]['name']."\"\r\n";
else
$message_part .= "\r\n";

// determine content encoding.

if($this->parts[$i]['c_type'] == 'text/plain'){
$message_part.= 'content-transfer-encoding: 7bit'."\r\n\r\n";
$message_part.= $this->parts[$i]['body']."\r\n";
}else{
$message_part.= 'content-transfer-encoding: base64'."\r\n";
$message_part.= 'content-disposition: attachment; filename="'.$this->parts[$i]['name']."\"\r\n\r\n";
$message_part.= chunk_split(base64_encode($this->parts[$i]['body']))."\r\n";
}

return $message_part;
}

/***************************************
** builds the multipart message from the
** list ($this->parts).
***************************************/
function build_message(){
$boundary = '=_'.md5(uniqid(time()));

$this->headers.= "mime-version: 1.0\r\n";
$this->headers.= "content-type: multipart/mixed; boundary=\"".$boundary."\"\r\n";
$this->multipart = '';
$this->multipart.= "this is a mime encoded message.\r\ncreated by html_mime_mail.class.\r\nsee http://www.heyes-computing.net/scripts/ for a copy.\r\n\r\n";

if(isset($this->do_html) and $this->do_html == 1) $this->build_html($boundary);
if(isset($this->body) and $this->body != '') $this->parts[] = array('body' => $this->body, 'name' => '', 'c_type' => 'text/plain');

for($i=(count($this->parts)-1); $i>=0; $i--){
$this->multipart.= '--'.$boundary."\r\n".$this->build_part($i);
}

$this->mime = $this->multipart."--".$boundary."--\r\n";
}

/***************************************
** sends the mail.
***************************************/
function send($to_name, $to_addr, $from_name, $from_addr, $subject = '', $headers = ''){

if($to_name != '') $to = '"'.$to_name.'" <'.$to_addr.'>';
else $to = $to_addr;
if($from_name != '') $from = '"'.$from_name.'" <'.$from_addr.'>';
else $from = $from_addr;
$this->headers.= 'from: '.$from."\r\n";
//$this->headers.= $headers;

mail($to, $subject, $this->mime, $this->headers);
}

/***************************************
** use this method to deliver using direct
** smtp connection. relies upon manuel lemos'
** smtp mail delivery class available at:
** http://phpclasses.upperdesign.com
**
** void smtp_send( string *name* of smtp object,
** string from address,
** array to addresses,
** array headers,
** string the body)
***************************************/
function smtp_send($smtp_obj, $from_addr, $to_addr){
global $$smtp_obj;
$smtp_obj = $$smtp_obj;

if(substr($this->headers, -2) == "\r\n") $this->headers = substr($this->headers,0,-2);
$this->headers = explode("\r\n", $this->headers);

$smtp_obj->sendmessage($from_addr, $to_addr, $this->headers, $this->mime);
}

} // end of class.

?>



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