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<?php
/* --------------------------------------------------------------
   function.load_env_array.php 2011-05-30 gambio
   Gambio GmbH
   http://www.gambio.de
   Copyright (c) 2011 Gambio GmbH
   Released under the GNU General Public License (Version 2)
   [http://www.gnu.org/licenses/gpl-2.0.html]
   --------------------------------------------------------------

*
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */

function smarty_function_load_env_array($params, &$smarty)
{
    # select source
    $t_source = strtoupper($params['source']);

    # set array name
    $_text_array_name = 'ENV_DATA';
    if(isset($params['name'])) $_text_array_name = $params['name'];

    # get excluded keys
    $t_exclude_list = $params['exclude'];

    # load source
    $t_data_array = array();
    switch($t_source) {
        case 'GET':  $t_data_array = $_GET; break;
        case 'POST': $t_data_array = $_POST; break;
    }

    # remove excluded keys
    $t_exclude_array = explode(',', $t_exclude_list);

    for($i=0; $i<sizeof($t_exclude_array); $i++)
    {
        # remove excluded
        unset($t_data_array[$t_exclude_array[$i]]);
    }

    # clean and copy data from source
    $t_output_array = array();
    foreach($t_data_array as $t_key => $t_value)
    {
        $c_key = htmlentities_wrapper($t_key);

        if(is_array($t_value)) {
            $c_value = '';
        } else {
            $c_value = htmlentities_wrapper($t_value);
        }
        $t_output_array[$c_key] = $c_value;
    }
    
    $smarty->assign($_text_array_name, $t_output_array);
}

/* vim: set expandtab: */

?>