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<?php
/**
* Smarty Method ConfigLoad
*
* Smarty::configLoad() method
*
* @package Smarty
* @subpackage PluginsInternal
* @author Uwe Tews
*/
class Smarty_Internal_Method_ConfigLoad
{
/**
* Valid for all objects
*
* @var int
*/
public $objMap = 7;
/**
* load a config file, optionally load just selected sections
*
* @api Smarty::configLoad()
* @link https://www.smarty.net/docs/en/api.config.load.tpl
*
* @param \Smarty_Internal_Data|\Smarty_Internal_Template|\Smarty $data
* @param string $config_file filename
* @param mixed $sections array of section names, single
* section or null
*
* @return \Smarty|\Smarty_Internal_Data|\Smarty_Internal_Template
* @throws \Exception
*/
public function configLoad(Smarty_Internal_Data $data, $config_file, $sections = null)
{
$this->_loadConfigFile($data, $config_file, $sections, null);
return $data;
}
/**
* load a config file, optionally load just selected sections
*
* @api Smarty::configLoad()
* @link https://www.smarty.net/docs/en/api.config.load.tpl
*
* @param \Smarty|\Smarty_Internal_Data|\Smarty_Internal_Template $data
* @param string $config_file filename
* @param mixed $sections array of section names, single
* section or null
* @param int $scope scope into which config variables
* shall be loaded
*
* @throws \Exception
*/
public function _loadConfigFile(Smarty_Internal_Data $data, $config_file, $sections = null, $scope = 0)
{
/* @var \Smarty $smarty */
$smarty = $data->_getSmartyObj();
/* @var \Smarty_Internal_Template $confObj */
$confObj = new Smarty_Internal_Template($config_file, $smarty, $data, null, null, null, null, true);
$confObj->caching = Smarty::CACHING_OFF;
$confObj->source->config_sections = $sections;
$confObj->source->scope = $scope;
$confObj->compiled = Smarty_Template_Compiled::load($confObj);
$confObj->compiled->render($confObj);
if ($data->_isTplObj()) {
$data->compiled->file_dependency[ $confObj->source->uid ] =
array($confObj->source->filepath, $confObj->source->getTimeStamp(), $confObj->source->type);
}
}
/**
* load config variables into template object
*
* @param \Smarty_Internal_Template $tpl
* @param array $new_config_vars
*/
public function _loadConfigVars(Smarty_Internal_Template $tpl, $new_config_vars)
{
$this->_assignConfigVars($tpl->parent->config_vars, $tpl, $new_config_vars);
$tagScope = $tpl->source->scope;
if ($tagScope >= 0) {
if ($tagScope === Smarty::SCOPE_LOCAL) {
$this->_updateVarStack($tpl, $new_config_vars);
$tagScope = 0;
if (!$tpl->scope) {
return;
}
}
if ($tpl->parent->_isTplObj() && ($tagScope || $tpl->parent->scope)) {
$mergedScope = $tagScope | $tpl->scope;
if ($mergedScope) {
// update scopes
/* @var \Smarty_Internal_Template|\Smarty|\Smarty_Internal_Data $ptr */
foreach ($tpl->smarty->ext->_updateScope->_getAffectedScopes($tpl->parent, $mergedScope) as $ptr) {
$this->_assignConfigVars($ptr->config_vars, $tpl, $new_config_vars);
if ($tagScope && $ptr->_isTplObj() && isset($tpl->_cache[ 'varStack' ])) {
$this->_updateVarStack($tpl, $new_config_vars);
}
}
}
}
}
}
/**
* Assign all config variables in given scope
*
* @param array $config_vars config variables in scope
* @param \Smarty_Internal_Template $tpl
* @param array $new_config_vars loaded config variables
*/
public function _assignConfigVars(&$config_vars, Smarty_Internal_Template $tpl, $new_config_vars)
{
// copy global config vars
foreach ($new_config_vars[ 'vars' ] as $variable => $value) {
if ($tpl->smarty->config_overwrite || !isset($config_vars[ $variable ])) {
$config_vars[ $variable ] = $value;
} else {
$config_vars[ $variable ] = array_merge((array)$config_vars[ $variable ], (array)$value);
}
}
// scan sections
$sections = $tpl->source->config_sections;
if (!empty($sections)) {
foreach ((array)$sections as $tpl_section) {
if (isset($new_config_vars[ 'sections' ][ $tpl_section ])) {
foreach ($new_config_vars[ 'sections' ][ $tpl_section ][ 'vars' ] as $variable => $value) {
if ($tpl->smarty->config_overwrite || !isset($config_vars[ $variable ])) {
$config_vars[ $variable ] = $value;
} else {
$config_vars[ $variable ] = array_merge((array)$config_vars[ $variable ], (array)$value);
}
}
}
}
}
}
/**
* Update config variables in template local variable stack
*
* @param \Smarty_Internal_Template $tpl
* @param array $config_vars
*/
public function _updateVarStack(Smarty_Internal_Template $tpl, $config_vars)
{
$i = 0;
while (isset($tpl->_cache[ 'varStack' ][ $i ])) {
$this->_assignConfigVars($tpl->_cache[ 'varStack' ][ $i ][ 'config' ], $tpl, $config_vars);
$i++;
}
}
/**
* gets a config variable value
*
* @param \Smarty|\Smarty_Internal_Data|\Smarty_Internal_Template $data
* @param string $varName the name of the config variable
* @param bool $errorEnable
*
* @return null|string the value of the config variable
*/
public function _getConfigVariable(Smarty_Internal_Data $data, $varName, $errorEnable = true)
{
$_ptr = $data;
while ($_ptr !== null) {
if (isset($_ptr->config_vars[ $varName ])) {
// found it, return it
return $_ptr->config_vars[ $varName ];
}
// not found, try at parent
$_ptr = $_ptr->parent;
}
if ($data->smarty->error_unassigned && $errorEnable) {
// force a notice
$x = $$varName;
}
return null;
}
}
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