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<?php
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/**
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* {make_nocache} Runtime Methods save(), store()
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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_Runtime_Make_Nocache
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{
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/**
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* Save current variable value while rendering compiled template and inject nocache code to
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* assign variable value in cahed template
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*
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* @param \Smarty_Internal_Template $tpl
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* @param string $var variable name
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*
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* @throws \SmartyException
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*/
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public function save(Smarty_Internal_Template $tpl, $var)
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{
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if (isset($tpl->tpl_vars[ $var ])) {
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$export =
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preg_replace('/^Smarty_Variable::__set_state[(]|[)]$/', '', var_export($tpl->tpl_vars[ $var ], true));
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if (preg_match('/(\w+)::__set_state/', $export, $match)) {
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throw new SmartyException("{make_nocache \${$var}} in template '{$tpl->source->name}': variable does contain object '{$match[1]}' not implementing method '__set_state'");
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}
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echo "/*%%SmartyNocache:{$tpl->compiled->nocache_hash}%%*/<?php " .
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addcslashes("\$_smarty_tpl->smarty->ext->_make_nocache->store(\$_smarty_tpl, '{$var}', ", '\\') .
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$export . ");?>\n/*/%%SmartyNocache:{$tpl->compiled->nocache_hash}%%*/";
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}
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}
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/**
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* Store variable value saved while rendering compiled template in cached template context
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*
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* @param \Smarty_Internal_Template $tpl
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* @param string $var variable name
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* @param array $properties
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*/
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public function store(Smarty_Internal_Template $tpl, $var, $properties)
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{
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// do not overwrite existing nocache variables
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if (!isset($tpl->tpl_vars[ $var ]) || !$tpl->tpl_vars[ $var ]->nocache) {
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$newVar = new Smarty_Variable();
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unset($properties[ 'nocache' ]);
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foreach ($properties as $k => $v) {
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$newVar->$k = $v;
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}
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$tpl->tpl_vars[ $var ] = $newVar;
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}
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}
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}
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