<?php   
    /*********************************** *威盾PHP加密專家解密演算法 ***********************************/   
    $filename="1.php";  
    //要解密的檔案   
    $lines = file($filename);//0,1,2行    
    //第一次base64解密   
    $content="";   
    if(preg_match("/O0O0000O0\('.*'\)/",$lines[1],$y)) {  
     $content=str_replace("O0O0000O0('","",$y[0]);  
     $content=str_replace("')","",$content);  
     $content=base64_decode($content);   
    }   
    //第一次base64解密後的內容中查詢金鑰  
    $decode_key="";  
    if(preg_match("/\),'.*',/",$content,$k)) {  
     $decode_key=str_replace("),'","",$k[0]);  
     $decode_key=str_replace("',","",$decode_key);  
    }   
    //查詢要擷取字串長度   
    $str_length="";   
    if(preg_match("/,\d*\),/",$content,$k)) {  
     $str_length=str_replace("),","",$k[0]);  
     $str_length=str_replace(",","",$str_length);  
    }  
    //擷取檔案加密後的密文  
    $Secret=substr($lines[2],$str_length);  
    //echo $Secret;  
    //直接還原密文輸出  
    echo "<?php\n".base64_decode(strtr($Secret,$decode_key,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'))."?>";  
    ?>