<?php

/**

 * Smarty plugin

 * @package Smarty

 * @subpackage plugins

 */

/**

 * Smarty {config_load} function plugin

 *

 * Type:     function<br>

 * Name:     config_load<br>

 * Purpose:  load config file vars

 * @link http://smarty.php.net/manual/en/language.function.config.load.php {config_load}

 *       (Smarty online manual)

 * @author Monte Ohrt <monte at ohrt dot com>

 * @author messju mohr <messju at lammfellpuschen dot de> (added use of resources)

 * @param array Format:

 * <pre>

 * array('file' => required config file name,

 *       'section' => optional config file section to load

 *       'scope' => local/parent/global

 *       'global' => overrides scope, setting to parent if true)

 * </pre>

 * @param Smarty

 */

function smarty_function_config_load($params, &$smarty)

{

        if ($smarty->debugging) {

            $_params = array();

            require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');

            $_debug_start_time = smarty_core_get_microtime($_params, $smarty);

        }

        $_file = isset($params['file']) ? $smarty->_dequote($params['file']) : null;

        $_section = isset($params['section']) ? $smarty->_dequote($params['section']) : null;

        $_scope = isset($params['scope']) ? $smarty->_dequote($params['scope']) : 'global';

        $_global = isset($params['global']) ? $smarty->_dequote($params['global']) : false;

        if (!isset($_file) || strlen($_file) == 0) {

            $smarty->trigger_error("missing 'file' attribute in config_load tag", E_USER_ERROR, __FILE__, __LINE__);

        }

        if (isset($_scope)) {

            if ($_scope != 'local' &&

                $_scope != 'parent' &&

                $_scope != 'global') {

                $smarty->trigger_error("invalid 'scope' attribute value", E_USER_ERROR, __FILE__, __LINE__);

            }

        } else {

            if ($_global) {

                $_scope = 'parent';

            } else {

                $_scope = 'local';

            }

        }

        $_params = array('resource_name' => $_file,

                         'resource_base_path' => $smarty->config_dir,

                         'get_source' => false);

        $smarty->_parse_resource_name($_params);

        $_file_path = $_params['resource_type'] . ':' . $_params['resource_name'];

        if (isset($_section))

            $_compile_file = $smarty->_get_compile_path($_file_path.'|'.$_section);

        else

            $_compile_file = $smarty->_get_compile_path($_file_path);

        if($smarty->force_compile || !file_exists($_compile_file)) {

            $_compile = true;

        } elseif ($smarty->compile_check) {

            $_params = array('resource_name' => $_file,

                             'resource_base_path' => $smarty->config_dir,

                             'get_source' => false);

            $_compile = $smarty->_fetch_resource_info($_params) &&

                $_params['resource_timestamp'] > filemtime($_compile_file);

        } else {

            $_compile = false;

        }

        if($_compile) {

            // compile config file

            if(!is_object($smarty->_conf_obj)) {

                require_once SMARTY_DIR . $smarty->config_class . '.class.php';

                $smarty->_conf_obj = new $smarty->config_class();

                $smarty->_conf_obj->overwrite = $smarty->config_overwrite;

                $smarty->_conf_obj->booleanize = $smarty->config_booleanize;

                $smarty->_conf_obj->read_hidden = $smarty->config_read_hidden;

                $smarty->_conf_obj->fix_newlines = $smarty->config_fix_newlines;

            }

            $_params = array('resource_name' => $_file,

                             'resource_base_path' => $smarty->config_dir,

                             $_params['get_source'] = true);

            if (!$smarty->_fetch_resource_info($_params)) {

                return;

            }

            $smarty->_conf_obj->set_file_contents($_file, $_params['source_content']);

            $_config_vars = array_merge($smarty->_conf_obj->get($_file),

                    $smarty->_conf_obj->get($_file, $_section));

            if(function_exists('var_export')) {

                $_output = '<?php $_config_vars = ' . var_export($_config_vars, true) . '; ?>';

            } else {

                $_output = '<?php $_config_vars = unserialize(\'' . strtr(serialize($_config_vars),array('\''=>'\\\'', '\\'=>'\\\\')) . '\'); ?>';

            }

            $_params = (array('compile_path' => $_compile_file, 'compiled_content' => $_output, 'resource_timestamp' => $_params['resource_timestamp']));

            require_once(SMARTY_CORE_DIR . 'core.write_compiled_resource.php');

            smarty_core_write_compiled_resource($_params, $smarty);

        } else {

            include($_compile_file);

        }

        if ($smarty->caching) {

            $smarty->_cache_info['config'][$_file] = true;

        }

        $smarty->_config[0]['vars'] = @array_merge($smarty->_config[0]['vars'], $_config_vars);

        $smarty->_config[0]['files'][$_file] = true;

        if ($_scope == 'parent') {

                $smarty->_config[1]['vars'] = @array_merge($smarty->_config[1]['vars'], $_config_vars);

                $smarty->_config[1]['files'][$_file] = true;

        } else if ($_scope == 'global') {

            for ($i = 1, $for_max = count($smarty->_config); $i < $for_max; $i++) {

                $smarty->_config[$i]['vars'] = @array_merge($smarty->_config[$i]['vars'], $_config_vars);

                $smarty->_config[$i]['files'][$_file] = true;

            }

        }

        if ($smarty->debugging) {

            $_params = array();

            require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');

            $smarty->_smarty_debug_info[] = array('type'      => 'config',

                                                'filename'  => $_file.' ['.$_section.'] '.$_scope,

                                                'depth'     => $smarty->_inclusion_depth,

                                                'exec_time' => smarty_core_get_microtime($_params, $smarty) - $_debug_start_time);

        }

}

/* vim: set expandtab: */

?>