functions.php

<?php
/**
 * Class ItemSimplificator, just a simple decorator class
 */
class ItemSimplificator
{
    protected $_item;

    public function __construct(Item $item) {
        $this->_item = $item;
        $this->separate();
    }

    public function __call($method, $args) {
        return call_user_func_array(array($this->_item, $method), $args);
    }

    public function __get($key) {
        return $this->_item->$key;
    }

    public function __set($key, $val) {
        return $this->_item->$key = $val;
    }

    protected function separate()
    {
        foreach($this->_item->fields as $field)
        {
            // Check field type
            switch($field->type)
            {
                case 'fileupload':
                    $this->simplifyFileUpload($field);
                    continue;

                case 'imageupload':
                    $this->simplifyImageUpload($field);
                    continue;

                case 'text':
                case 'longtext':
                case 'slug':
                case 'chunk':
                case 'datepicker':
                case 'money':
                case 'hidden':
                case 'editor':
                case 'checkbox':
                case 'dropdown':
                    $this->simplifyTextField($field);
                    continue;

                /*case 'password':
                    continue;*/
            }
        }
    }


    protected function simplifyFileUpload($field)
    {
        $this->_item->{$field->name} = new StdClass();

        foreach($field->file_name as $key => $name) {
            $this->_item->{$field->name}->file_name[$key] = $name;
            $this->_item->{$field->name}->path[$key] = $field->path[$key];
            $this->_item->{$field->name}->fullpath[$key] = $field->fullpath[$key];
            $this->_item->{$field->name}->url[$key] = $field->url[$key];
            $this->_item->{$field->name}->fullurl[$key] = $field->fullurl[$key];
            $this->_item->{$field->name}->title[$key] = $field->title[$key];
        }
    }

    protected function simplifyImageUpload($field)
    {
        $this->_item->{$field->name} = new StdClass();

        foreach($field->file_name as $key => $name) {
            $this->_item->{$field->name}->imagename[$key] = $name;
            $this->_item->{$field->name}->imagepath[$key] = $field->path[$key];
            $this->_item->{$field->name}->imagefullpath[$key] = $field->fullpath[$key];
            $this->_item->{$field->name}->imageurl[$key] = $field->url[$key];
            $this->_item->{$field->name}->imagefullurl[$key] = $field->fullurl[$key];
            $this->_item->{$field->name}->imagetitle[$key] = $field->title[$key];
        }
    }

    protected function simplifyTextField($field)
    {
        $this->_item->{$field->name} = $field->value;
    }
}