PHP multiple file upload code 2_PHP tutorial

fileclass.php文件代码如下:

 

class more_file_upload{
 const FILE_PATH='../filehandle/uploadfile/';
 var $file_type;
 var $file_type_array;
 var $file_type_string;
 var $file_name;
 var $file_size;
 var $file_tmp_name;
 var $file_error;
 var $handledate;
 static $totalsize=0;

 function __construct($file_name,$file_error,$file_size,$file_tmp_name,$file_type){    
  $this->handledate=date('m-d-Y');
  if (!empty($file_name)){
   $this->file_name=$file_name;
   $this->file_error=$file_error;
   $this->file_size=$file_size;
   $this->file_tmp_name=$file_tmp_name;
   $this->file_type=$file_type;
   $this->file_type_array=array('text/plain','image/gif','image/jpg','text/html','image/pjpeg','image/png','application/msword','application/pdf');
   
   $this->show_execute_message($this->file_error,$this->file_name,$this->file_type,$this->file_size);
  }
 }
 
 function __destruct(){
  $this->file_name = NULL;
  $this->file_error = NULL;
  $this->file_size = NULL;
  $this->file_tmp_name = NULL;
  $this->file_type = NULL;
  self::$totalsize = 0;
 }
 
 function show_execute_message($smfileerror,$smfilename,$smfiletype,$smfilesize){
  if($smfileerror>0){
   switch ($smfileerror){
    case 1: $smfilemessage='文件超过服务器的约定大小！';break;
    case 2: $smfilemessage='文件超过指定的文件大小！';break;
    case 3: $smfilemessage='文件只上传了部分！';break;
    case 4: echo "$this->file_name ".'文件上传失败！
';break;
   }
   self::__destruct();       
  }else{
   $smfiletypeflag=array_search($smfiletype,$this->file_type_array);
   if($smfiletypeflag == false){
    $smfilemessage='文件类型不对，请核实！';
   self::__destruct();  
   }else{
    $resflag=$this->move_file($this->file_tmp_name,$this->file_name);
    if ($resflag == 1){
     $smfilemessage='文件上传成功！';
     self::$totalsize+=intval($smfilesize);
     self::__destruct();
    }else{
     $smfilemessage='文件上传失败！';
     self::__destruct();
    }
   }
  }
   $smfilesize=$smfilesize/1024;
   $smfilesizeformat=sprintf('%01d',$smfilesize);
   echo '

    '.$smfilename.'
               '.$smfiletype.'
               '.$smfilesizeformat.'
               '.$smfilemessage.' 
    ';    
 }
 
 function move_file($mvfiletmp,$mvfilename){          //移动文件
  $mvfilenamearr=explode('.',basename($mvfilename));
  $mvtime=mktime();
  $mvfilenamearr[0]=$this->rand_string(10)."$mvtime";
  $mvfilename=implode('.',$mvfilenamearr);

if (is_uploaded_file($mvfiletmp)){
$uploadfile=self::FILE_PATH."$mvfilename";
$result=move_uploaded_file($mvfiletmp,$uploadfile);
Return $result;
} 
}

function rand_string($len, $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'){ //Randomly extract characters within the specified range
$string = '';
for ($i = 0; $i            $pos = rand(0, strlen($chars)-1);
            $string .= $chars{$pos};
}
Return $string;
}
}
echo '

';
echo '
& Lt; td align = "center" & gt; file name & lt;/td & gt;
                                                                                                                                                                                                                                                      
                                                                                                                                                                                                                

                                                              ';
for ($i=0;$i $filename[$i]=$_FILES['userfile']['name'][$i];
$fileerror[$i]=$_FILES['userfile']['error'][$i];
$filesize[$i]=$_FILES['userfile']['size'][$i];
$filetmpname[$i]=$_FILES['userfile']['tmp_name'][$i];
$filetype[$i]=$_FILES['userfile']['type'][$i];

$filetemp=new more_file_upload("$filename[$i]","$fileerror[$i]","$filesize[$i]","$filetmpname[$i]","$filetype[$i]" );
}
echo '

File type

File size (KB)

Execution results

';
echo 'Continue uploading Return to homepage';
?>

There is a third file below, which is the index.php display file.

http://www.bkjia.com/PHPjc/632024.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/632024.htmlTechArticleThe fileclass.php file code is as follows: ?php class more_file_upload{ const FILE_PATH='../filehandle/uploadfile/' ; var $file_type; var $file_type_array; var $file_type_string; var $file_na...