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75 lines
2.6 KiB
PHP
75 lines
2.6 KiB
PHP
<?php
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/**
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* Runtime Extension updateScope
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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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**/
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class Smarty_Internal_Runtime_UpdateScope
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{
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/**
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* Update new assigned template variable in other effected scopes
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*
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* @param \Smarty_Internal_Data $tpl data object
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* @param string $varName variable name
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* @param int $scope scope to which bubble up variable value
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*/
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public function updateScope(Smarty_Internal_Data $tpl, $varName, $scope = Smarty::SCOPE_LOCAL)
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{
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$scopes = array();
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if ($scope) {
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$scopes[] = $scope;
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}
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if ($tpl->scope) {
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$scopes[] = $tpl->scope;
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}
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if (empty($scopes)) {
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return;
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}
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/* @var Smarty_Internal_Data $ptr */
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$ptr = null;
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foreach ($scopes as $s) {
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$s = ($bubble_up = $s >= Smarty::SCOPE_BUBBLE_UP) ? $s - Smarty::SCOPE_BUBBLE_UP : $s;
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if ($bubble_up && $s) {
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$oldGlobal = null;
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if ($s == Smarty::SCOPE_GLOBAL) {
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$oldGlobal =
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isset(Smarty::$global_tpl_vars[ $varName ]) ? Smarty::$global_tpl_vars[ $varName ] : null;
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Smarty::$global_tpl_vars[ $varName ] = $tpl->tpl_vars[ $varName ];
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}
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if (isset($tpl->parent) && $tpl->parent->_objType == 2) {
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$ptr = $tpl->parent;
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if ($s == Smarty::SCOPE_GLOBAL && isset($oldGlobal) && isset($ptr->tpl_vars[ $varName ]) &&
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$ptr->tpl_vars[ $varName ] !== $oldGlobal
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) {
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continue;
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}
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$ptr->tpl_vars[ $varName ] = $tpl->tpl_vars[ $varName ];
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if (isset($ptr->parent)) {
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$ptr = $ptr->parent;
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}
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} elseif (isset($tpl->parent)) {
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$ptr = $tpl->parent;
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}
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if ($s == Smarty::SCOPE_PARENT) {
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continue;
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}
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while (isset($ptr) && $ptr->_objType == 2) {
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$ptr->tpl_vars[ $varName ] = $tpl->tpl_vars[ $varName ];
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$ptr = $ptr->parent;
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}
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if ($s == Smarty::SCOPE_TPL_ROOT) {
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continue;
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}
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while (isset($ptr) && $s != Smarty::SCOPE_GLOBAL) {
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$ptr->tpl_vars[ $varName ] = $tpl->tpl_vars[ $varName ];
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$ptr = isset($ptr->parent) ? $ptr->parent : null;
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}
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}
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}
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}
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}
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