Как загрузить файл с помощью функции PHP move_uploaded_file

- -. . , , , . PHP move uploaded file.

PHP POST. , HTML-. , . , . .

<form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="POST" id="signup_form"  enctype="multipart/form-data">
	<fieldset>
        <label for="first_name">First Name:</label> 
        <input type="text" name="first_name" size="20">
        <label for="last_name">Last Name:</label> 
        <input type="text" name="last_name" size="20">
        <input type="hidden" name="MAX_FILE_SIZE" value="2000000">
        <label for="user_pic"> :</label>
        <input type="file" name="user_pic" size="30">
        <input type="submit" value="">
        <input type="reset" value="">
      </fieldset>
    </form>
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
    

enctype="multipart/form-data". . 25 , hidden . 2 , .

action <?php echo $_SERVER['PHP_SELF'];?>, , . , , , , create_profile.php. , PHP move uploaded file , .

<?php
//   
$first_name = htmlspecialchars(trim($_REQUEST['first_name']));
$last_name = htmlspecialchars(trim($_REQUEST['last_name']));
//  
$uploads_dir = HOST_WWW_ROOT."uploads/profile_pics/";
$image_fieldname = "user_pic";

//  PHP-  
$php_errors = array(1 => ' .  ,   php.ini',
2 => ' .  ,    HTML',
3 => '    ',
4 => '     .');
//    
($_FILES[$image_fieldname]['error']==0) or
die("    ". $php_errors[$_FILES[$image_fieldname]['error']]);
//    ,    
@is_uploaded_file($_FILES[$image_fieldname]['tmp_name']) or 
die('   , !'." : "."'{$_FILES[$image_fieldname]['tmp_name']}'");
//    
@getimagesize($_FILES[$image_fieldname]['tmp_name']) or die("!      ". "  {$_FILES[$image_fieldname]['tmp_name']}");
//    
$now = time();
while(file_exists($upload_filename = $uploads_dir.$now.'-'.$_FILES[$image_fieldname]['name'])){
  $now++;
}
?>
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
    

:

• $upload_dir . HOSW_WWW_ROOT .
• $image_fieldname - HTML-.

, move uploaded file , . , PHP- — , .

$php_errors , . [0] $_FILES[$image_fieldname]['error'], 0. PHP $_FILES - , . , $image_fieldname:

//    
($_FILES[$image_fieldname]['error']==0) or
die("    ". $php_errors[$_FILES[$image_fieldname]['error']]);
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
    

move uploaded file PHP

, , ? ? php.ini upload_max_filesize. Denver. php.ini ( php) :

;;;;;;;;;;;;;;;;
; File Uploads ;
;;;;;;;;;;;;;;;;

; Whether to allow HTTP file uploads.
; http://php.net/file-uploads
file_uploads=On

; Temporary directory for HTTP uploaded files (will use system default if not
; specified).
; http://php.net/upload-tmp-dir
upload_tmp_dir="***"

; Maximum allowed size for uploaded files.
; http://php.net/upload-max-filesize
upload_max_filesize=5M

; Maximum number of files that can be uploaded via a single request
max_file_uploads=50
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
    

, , . 2 . , , — . move_uploaded_file, .