File Source for function.config

<?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: */
?>

Source for file function.config_load.php