<?php defined('SYSPATH') or die('No direct script access.');

class form extends form_Core {

  /**
   * Creates an HTML form image input tag.
   *
   * @param   string|array  input name or an array of HTML attributes
   * @param   string        input value, when using a name
   * @param   string        a string to be attached to the end of the attributes
   * @return  string
   */
  public static function image($data = '', $src, $value = '', $extra = '', $index = FALSE)
  {
    if ( ! is_array($data))
    {
      $data = array('name' => $data);
    }

    if (empty($data['name']))
    {
      // Remove the name if it is empty
      unset($data['name']);
    }

    if (strpos($src, '://') === FALSE)
    {
      // Make the src attribute into an absolute URL
      $src = url::base($index).$src;
    }

    $data['type'] = 'image';
    $data['src'] = $src;
    $data['alt'] = $value;

    return form::input($data, $value, $extra);
  }
}
?>