php读取eml实例、php解析eml、eml解析成网页

浏览数：32 / 时间：2015年06月09日

php读取eml实例，本实例可以将导出eml文件解析成正文，并且可以将附件保存到服务器。不多说直接贴代码了。

如果你觉得此代码不错，请点个赞。谢谢~~~~

<?php

// Author: richard [email protected]
// gets parameters



error_reporting(E_ALL ^ (E_WARNING|E_NOTICE));
header("Content-type: text/html; charset=utf-8");

echo "<pre>";

define(EML_FILE_PATH,'./yjdata/');

//if ($filename == '') $filename = '[email protected]_ZC4422-r7GMz_R9QF3K6XUhmJOXd4c.eml';
//if ($filename == '') $filename = '[email protected]_ZC3218-dGquMgm7ytdF6HQgpSReC4c.eml';
//if ($filename == '') $filename = '163.eml';
//if ($filename == '') $filename = '166.eml';
//if ($filename == '') $filename = 'nyf.eml';
//if ($filename == '') $filename = 'email_header_icon.eml';
if ($filename == '') $filename = '20141230133705.eml';

$eml_file = EML_FILE_PATH.$filename;

if (!($content = fread(fopen(EML_FILE_PATH.$filename, 'rb'), filesize(EML_FILE_PATH.$filename))))
    die('File not found ('.EML_FILE_PATH.$filename.')');
    
//标题内容
$pattern="/Subject: (.*?)\n/ims";
preg_match($pattern,$content,$subject_results);
$subject = getdecodevalue($subject_results[1]);
echo "标题：".$subject;

//发件人：
$pattern="/From: .*?<(.*?)>/ims";
preg_match($pattern,$content,$from_results);
$from = $from_results[1];
echo "\n\r";
echo "发件人：".$from;

//收件人：
$pattern="/To:(.*?):/ims";
preg_match($pattern,$content,$to_results);
$pattern="/<(.*?)>/ims";
preg_match_all($pattern,$to_results[1],$to_results2);
if(count($to_results2[1])>0){
	$to = $to_results2[1];
}else{
	$pattern="/To:(.*?)\n/ims";
	preg_match($pattern,$content,$to_results);
	$to = $to_results[1];
}
echo "\n\r";
echo "收件人：";
print_r($to);
echo "\n\r";

//正文内容
$pattern = "/Content-Type: multipart\/alternative;.*?boundary=\"(.*?)\"/ims";
preg_match($pattern,$content,$results);

if($results[1]!=""){
	$seperator = "--".$results[1];
}else{
	die("boundary匹配失败");
}
$spcontent = explode($seperator, $content);
$items = array();
$keyid = 0;

$email_front_content_array = array();
foreach($spcontent as $spkey=>$item) {
	//匹配header编码等信息
  	$pattern = "/Content-Type: ([^;]*?);.*?charset=(.*?)\nContent-Transfer-Encoding: (.*?)\n/ims";
  	preg_match($pattern,$item,$item_results);
  	
  	if(count($item_results)==4){
  		$Content_code = str_replace($item_results[0],"",$item);
  		$item_results[4] = $Content_code;
  	
  		if(trim($item_results[3])=="base64"){
  			$item_results[5] = base64_decode($item_results[4]);
  		}
  		if(trim($item_results[3])=="quoted-printable"){
  			$item_results[5] = quoted_printable_decode($item_results[4]);
  		}
  		$item_results[5] = mb_convert_encoding($item_results[5], 'UTF-8', trim($item_results[2]));
  		
  		//echo $item_results[5];exit;
  		$email_front_content_array[] = $item_results;
  	}
}

foreach ($email_front_content_array as $email_front_content_each_key=>$email_front_content_each_value){
	if($email_front_content_each_value[1]=='text/html'){
		$content_html = $email_front_content_each_value[5];
		break;
	}else{
		$content_html = $email_front_content_each_value[5];
	}
}

echo "内容：";
echo "\n\r";
echo $content_html;
echo "\n\r";

//附件内容
$pattern = "/Content-Type: multipart\/mixed;.*?boundary=\"(.*?)\"/ims";
preg_match($pattern,$content,$results);
if($results[1]!=""){
	$seperator = "--".$results[1];
	
	$spcontent = explode($seperator, $content);
	$items = array();
	$keyid = 0;
	
	$email_attachment_content_array = array();
	foreach($spcontent as $spkey=>$item) {
		//匹配header编码等信息
	  	$pattern = "/Content-Type: ([^;]*?);.*?name=(.*?)\nContent-Transfer-Encoding: (.*?)\nContent-Disposition: attachment;.*?filename=(.*?)\n/ims";
	  	preg_match($pattern,$item,$item_results);
	  	//print_r($item_results);
	  	if(count($item_results)==5){
	  		$Content_code = str_replace($item_results[0],"",$item);
	  		$item_results[5] = trim($Content_code);
	  		
	  		if(trim($item_results[3])=="base64"){
	  			$item_results[6] = base64_decode($item_results[5]);
	  		}
	  		if(trim($item_results[3])=="quoted-printable"){
	  			$item_results[6] = quoted_printable_decode($item_results[5]);
	  		}
	  		
	  		$item_results[7] = str_replace("\"","",getdecodevalue($item_results[2]));
	  		
	  		$item_results[8] = str_replace("\"","",getdecodevalue($item_results[4]));	
	  		
	  		//保存附件内容到服务器？
	  		//符合规范的文件名时：有后缀名时。
	  		if(strrpos($item_results[8], '.')!==false){
		  		$ext = substr($item_results[8], strrpos($item_results[8], '.') + 1);
		  			  		
		  		//$filename = "./yjdata/attachment/".date("YmdHis").mt_rand(10000,99999).".".trim($ext);
		  		$attachment_filename = "./yjdata/attachment/".trim(str_replace("\"","",getbase64code($item_results[4]))).".".trim($ext);
		  		mkdirs(dirname($attachment_filename));
		  		$fp = fopen($attachment_filename, "w+");
				if (flock($fp, LOCK_EX)) { // 进行排它型锁定
				    fwrite($fp, $item_results[6]);
				    flock($fp, LOCK_UN); // 释放锁定
				} else {
				    //echo "Couldn't lock the file !";
				}
				fclose($fp);
				
				$item_results[9] = $attachment_filename;
				$email_attachment_content_array[] = $item_results;
	  		}
	  	}
	}
	//print_r($email_attachment_content_array);
}

if(count($email_attachment_content_array)>0){
	echo "附件：";
	echo "\n\r";
	
	//附件读取
	foreach($email_attachment_content_array as $email_attachment_content_each_key=>$email_attachment_content_each_value){
		unset($email_attachment_content_each_value[5]);
		unset($email_attachment_content_each_value[6]);
		print_r($email_attachment_content_each_value[8]);
		print_r($email_attachment_content_each_value[9]);
	}
}

function getbase64code($content){
	$pattern="/=\?GB2312\?B\?(.*?)\?=|=\?GBK\?B\?(.*?)\?=|=\?UTF-8\?B\?(.*?)\?=/ims";
	preg_match($pattern,$content,$subject_results);
	if($subject_results[1]!=""){
		$subject = $subject_results[1];
		$charset = "GB2312";
	}
	elseif($subject_results[2]!=""){
		$subject = $subject_results[2];
		$charset = "GBK";
	}
	elseif($subject_results[3]!=""){
		$subject = $subject_results[3];
		$charset = "UTF-8";
	}else{
		$subject = $content;
		$charset = "";
	}
	return $subject;
}

function getdecodevalue($content){
	$pattern="/=\?GB2312\?B\?(.*?)\?=|=\?GBK\?B\?(.*?)\?=|=\?UTF-8\?B\?(.*?)\?=/ims";
	preg_match($pattern,$content,$subject_results);
	if($subject_results[1]!=""){
		$subject = base64_decode($subject_results[1]);
		$charset = "GB2312";
	}
	elseif($subject_results[2]!=""){
		$subject = base64_decode($subject_results[2]);
		$charset = "GBK";
	}
	elseif($subject_results[3]!=""){
		$subject = base64_decode($subject_results[3]);
		$charset = "UTF-8";
	}else{
		$subject = $content;
		$charset = "";
	}
	if($charset!=""){
		$subject = mb_convert_encoding($subject, 'UTF-8', $charset);
	}
	return $subject;
}

function mkdirs($dir)
{
    if(!is_dir($dir))
    {
	    if(!mkdirs(dirname($dir))){
	   		return false;
    	}
		if(!mkdir($dir,0777)){
		    return false;
	    }
    }
    chmod($dir, 777);    //给目录操作权限
    return true; 
}

?>

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