<?php
/*
 +--------------------------------------------------------------------+
 | CiviCRM version 4.4                                                |
 +--------------------------------------------------------------------+
 | Copyright CiviCRM LLC (c) 2004-2013                                |
 +--------------------------------------------------------------------+
 | This file is a part of CiviCRM.                                    |
 |                                                                    |
 | CiviCRM is free software; you can copy, modify, and distribute it  |
 | under the terms of the GNU Affero General Public License           |
 | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
 |                                                                    |
 | CiviCRM is distributed in the hope that it will be useful, but     |
 | WITHOUT ANY WARRANTY; without even the implied warranty of         |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
 | See the GNU Affero General Public License for more details.        |
 |                                                                    |
 | You should have received a copy of the GNU Affero General Public   |
 | License and the CiviCRM Licensing Exception along                  |
 | with this program; if not, contact CiviCRM LLC                     |
 | at info[AT]civicrm[DOT]org. If you have questions about the        |
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
*/

/**
 *
 * @package CRM
 * @copyright CiviCRM LLC
 * $Id$
 *
 */

/**
 * Add a Javascript file to a specific part of the page
 *
 * @param $params array with keys:
 *  - ext: string, extension name. see CRM_Core_Resources::addScriptFile
 *  - file: string, relative file path. see CRM_Core_Resources::addScriptFile
 *  - url: string. see CRM_Core_Resources::addScriptURL
 *  - weight: int; default: CRM_Core_Resources::DEFAULT_WEIGHT (0)
 *  - region: string; default: CRM_Core_Resources::DEFAULT_REGION ('html-header')
 */
function smarty_function_crmScript($params, &$smarty) {
  $res = CRM_Core_Resources::singleton();

  if (empty($params['weight'])) {
    $params['weight'] = CRM_Core_Resources::DEFAULT_WEIGHT;
  }
  if (empty($params['region'])) {
    $params['region'] = CRM_Core_Resources::DEFAULT_REGION;
  }

  if (array_key_exists('file', $params)) {
    $res->addScriptFile($params['ext'], $params['file'], $params['weight'], $params['region']);
  } elseif (array_key_exists('url', $params)) {
    $res->addScriptUrl($params['url'], $params['weight'], $params['region']);
  } else {
    CRM_Core_Error::debug_var('crmScript_params', $params);
    throw new Exception("crmScript requires url or ext+file");
  }
}