<?php

/**
 * Upload Helper
 *
 * @package helpers
 * @date        04:39 ‎07/‎07/‎2011
 */
class Helper_Upload {

    /**
      * Resize the image and create a thumb.
      *
      * @param  array   $file
      * @return void
     */
    public static function save_image($file)
    {
        // Get default config for resize
        \Config::load('upload','upload');

        // Validate the current file
        if ($file['error'] == \Upload::UPLOAD_ERR_OK)
        {
            $file_path = $file['saved_to'].DS.$file['saved_as'];

            // Resize the image
            // Clear the last image obj by calling factory first
            \Image::factory(null, $file_path)
                ->resize(\Config::get('upload.resize_w'), \Config::get('upload.resize_h'))
                ->save($file_path);

            // Create image thumb
            \Image::load($file_path)
                ->resize(\Config::get('upload.thumb_w'), \Config::get('upload.thumb_h'))
                ->save_pa('', '_thumb'); // You're genius!
        }
    }

    /**
     * Get image thumb file.
     *
     * @access  public
     * @param   string  $image
     * @return  string
     */
    public static function thumb_file($image)
    {
        $ext = $image['extension'];

        return substr($image['saved_to'], 0, -(strlen($ext) + 1)).'_thumb.'.$ext;
    }

}

/* End of file upload.php */