upload

check_files.php

function checkFiles($filearr, $uploaddir, $requireimage=false, $filter=array())
{
    
    $maxsize = ini_get("upload_max_filesize");
    
    $final = array('errors' => array(),
    'files' => array(),
    'result' => array()
    );
    
    foreach($filearr as $input => $filearray){
        //for every file upload field
		if(is_array($filter)){
		$use = !in_array($input, $filter) ? true : false;
		} else {
		$use = !preg_match($filter, $input) ? true : false;
		}
		
       if($use){ 
        foreach($filearray as $ind => $val){
            //for every element in each upload
            
            if ($ind == "name") {
				$file_pieces = remExtension($val, true);
				if(count($file_pieces) == 2){
				$val = dirify($file_pieces[0]).$file_pieces[1];
				}
                $name = time().'_'.$val;
            }
            if ($ind == "tmp_name") {
                $tmp_name = $val;
            }
            if ($ind == "size") {
                $size = $val;
            }
            if ($ind == "type") {
                $type = $val;
            }
            if ($ind == "error") {
                $error = $val;
            }
        }
        
        if (file_exists($tmp_name)) {
            $final['files'][$input] = $_FILES[$input];
			$final['files'][$input]['name'] = $name;
            unset($final['files'][$input]['tmp_name']);
			$max_size = (isset($_POST['MAX_FILE_SIZE'])) ? $_POST['MAX_FILE_SIZE'] : (intval(ini_get('upload_max_filesize')) * 1024 * 1024);
            if ($size > $max_size) {
                if ($max_size < 1024) {
                    $maxfilesize = "$max_size bytes";
                } else if ($max_size < 1048576) {
                    $maxfilesize = number_format($max_size/1024) ." KB";
                } else {
                    $maxfilesize = number_format($max_size/1048576) ." MB";
                }
                $final['errors'][$input][] = sprintf(L_ERR_UPLOAD_HEAVY, $name, $maxsize);
                
            } else if ($final['files'][$input]['error'] == 1) {
                $final['errors'][$input][] = sprintf(L_ERR_UPLOAD_HEAVY, $name, $maxsize);
            }
            
            if ($requireimage) {
                if (!getimagesize($tmp_name)) {
                    $final['errors'][$input][] = sprintf(L_ERR_UPLOAD_NOT_IMAGE, $name);
                }
                
            }
            
            
            if (!empty($final['errors'])) {
                $final['result'][$input]['uploaded'] = 0;
            } else {
                
                
                
                if (is_dir($uploaddir)) {
                    $upfile = "$uploaddir/$name";
                    if (move_uploaded_file($tmp_name, $upfile)) {
                        if (substr(sprintf('%o', fileperms($upfile)), -3) < 644) {
                            chmod($upfile, 0644);
                        }
                        $final['result'][$input]['uploaded'] = 1;
                        if (getimagesize($upfile)) {
                            $dims = getimagesize($upfile);
                            $final['files'][$input]['width'] = $dims[0];
                            $final['files'][$input]['height'] = $dims[1];
                        }
                    } else {
                        $final['result'][$input]['uploaded'] = 0;
                    }
                    
                } else {
                    $final['result'][$input]['uploaded'] = 0;
                    $final['errors'][$input][] = L_ERR_UPLOAD_MISSING_DIR;
                }
                
                
            }
        }
	}// filter
    }
    return $final;
}