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