php 发送带附件邮件的实现代码

1，emailclass.php

<? 
<span class</span><span  CMailFile {

</span><span var</span> <span $subject</span><span ; 
</span><span var</span> <span $addr_to</span><span ; 
</span><span var</span> <span $text_body</span><span ; 
</span><span var</span> <span $text_encoded</span><span ; 
</span><span var</span> <span $mime_headers</span><span ; 
</span><span var</span> <span $mime_boundary</span> = "--==================_846811060==_"<span ; 
</span><span var</span> <span $smtp_headers</span><span ;

</span><span function</span> CMailFile(<span $subject</span>,<span $to</span>,<span $from</span>,<span $msg</span>,<span $filename</span>,<span $downfilename</span>,<span $mimetype</span> = "application/octet-stream",<span $mime_filename</span> = <span false</span><span ) { 
</span><span $this</span>->subject = <span $subject</span><span ; 
</span><span $this</span>->addr_to = <span $to</span><span ; 
</span><span $this</span>->smtp_headers = <span $this</span>->write_smtpheaders(<span $from</span><span ); 
</span><span $this</span>->text_body = <span $this</span>->write_body(<span $msg</span><span ); 
</span><span $this</span>->text_encoded = <span $this</span>->attach_file(<span $filename</span>,<span $downfilename</span>,<span $mimetype</span>,<span $mime_filename</span><span ); 
</span><span $this</span>->mime_headers = <span $this</span>->write_mimeheaders(<span $filename</span>, <span $mime_filename</span><span ); 
}

</span><span function</span> attach_file(<span $filename</span>,<span $downfilename</span>,<span $mimetype</span>,<span $mime_filename</span><span ) { 
</span><span $encoded</span> = <span $this</span>->encode_file(<span $filename</span><span ); 
</span><span if</span> (<span $mime_filename</span>) <span $filename</span> = <span $mime_filename</span><span ; 
</span><span $out</span> = "--" . <span $this</span>->mime_boundary . "\n"<span ; 
</span><span $out</span> = <span $out</span> . "Content-type: " . <span $mimetype</span> . "; name=\"<span $filename</span>\";\n"<span ; 
</span><span $out</span> = <span $out</span> . "Content-Transfer-Encoding: base64\n"<span ; 
</span><span $out</span> = <span $out</span> . "Content-disposition: attachment; filename=\"<span $downfilename</span>\"\n\n"<span ; 
</span><span $out</span> = <span $out</span> . <span $encoded</span> . "\n"<span ; 
</span><span $out</span> = <span $out</span> . "--" . <span $this</span>->mime_boundary . "--" . "\n"<span ; 
</span><span return</span> <span $out</span><span ; 
}

</span><span function</span> encode_file(<span $sourcefile</span><span ) { 
</span><span if</span> (<span is_readable</span>(<span $sourcefile</span><span )) { 
</span><span $fd</span> = <span fopen</span>(<span $sourcefile</span>, "r"<span ); 
</span><span $contents</span> = <span fread</span>(<span $fd</span>, <span filesize</span>(<span $sourcefile</span><span )); 
</span><span $encoded</span> = <span chunk_split</span>(<span base64_encode</span>(<span $contents</span><span )); 
</span><span fclose</span>(<span $fd</span><span ); 
} 
</span><span return</span> <span $encoded</span><span ; 
}

</span><span function</span><span  sendfile() { 
</span><span $headers</span> = <span $this</span>->smtp_headers . <span $this</span>-><span mime_headers; 
</span><span $message</span> = <span $this</span>->text_body . <span $this</span>-><span text_encoded; 
</span><span mail</span>(<span $this</span>->addr_to,<span $this</span>->subject,<span $message</span>,<span $headers</span><span ); 
} www</span>.jbxue.<span com

</span><span function</span> write_body(<span $msgtext</span><span ) { 
</span><span $out</span> = "--" . <span $this</span>->mime_boundary . "\n"<span ; 
</span><span $out</span> = <span $out</span> . "Content-Type: text/plain; charset=\"us-ascii\"\n\n"<span ; 
</span><span $out</span> = <span $out</span> . <span $msgtext</span> . "\n"<span ; 
</span><span return</span> <span $out</span><span ; 
}

</span><span function</span> write_mimeheaders(<span $filename</span>, <span $mime_filename</span><span ) { 
</span><span if</span> (<span $mime_filename</span>) <span $filename</span> = <span $mime_filename</span><span ; 
</span><span $out</span> = "MIME-version: 1.0\n"<span ; 
</span><span $out</span> = <span $out</span> . "Content-type: multipart/mixed; "<span ; 
</span><span $out</span> = <span $out</span> . "boundary=\"<span $this</span>->mime_boundary\"\n"<span ; 
</span><span $out</span> = <span $out</span> . "Content-transfer-encoding: 7BIT\n"<span ; 
</span><span $out</span> = <span $out</span> . "X-attachments: <span $filename</span>;\n\n"<span ; 
</span><span return</span> <span $out</span><span ; 
}

</span><span function</span> write_smtpheaders(<span $addr_from</span><span ) { 
</span><span $out</span> = "From: <span $addr_from</span>\n"<span ; 
</span><span $out</span> = <span $out</span> . "Reply-To: <span $addr_from</span>\n"<span ; 
</span><span $out</span> = <span $out</span> . "X-Mailer: PHP3\n"<span ; 
</span><span $out</span> = <span $out</span> . "X-Sender: <span $addr_from</span>\n"<span ; 
</span><span return</span> <span $out</span><span ; 
} 
}

</span><span /*</span><span 用法 - 例如:mimetype 为 "image/gif" 
$mailfile = new CMailFile($subject,$sendto,$replyto,$message,$filename,$mimetype); 
$mailfile->sendfile();

$subject -- 主题 
$sendto -- 收信人地址 
$replyto -- 回复地址 
$message -- 信件内容 
$filename -- 附件文件名 
$downfilename -- 下載的文件名 
$mimetype -- mime类型 
</span><span */</span> 
?>

<?<span php 
</span><span require_once</span>('emailclass.php'<span );

</span><span //</span><span 发送邮件

//主題 </span>
<span $subject</span> = "test send email"<span ;

</span><span //</span><span 收件人 </span>
<span $sendto</span> = 'abc@163.com'<span ;

</span><span //</span><span 發件人 </span>
<span $replyto</span> = 'cdf@163.com'<span ;

</span><span //</span><span 內容 www.jbxue.com</span>
<span $message</span> = "test send email content"<span ;

</span><span //</span><span 附件 </span>
<span $filename</span> = 'test.jpg'<span ;

</span><span //</span><span 附件類別 </span>
<span $mimetype</span> = "image/jpeg"<span ;

</span><span $mailfile</span> = <span new</span> CMailFile(<span $subject</span>,<span $sendto</span>,<span $replyto</span>,<span $message</span>,<span $filename</span>,<span $excelname</span>,<span $mimetype</span><span ); 
</span><span $mailfile</span>-><span sendfile(); 
</span>?>

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