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add code of template functions called in nocache mode dynamically to cache file

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This commit is contained in:
Uwe Tews
2014-11-08 17:19:53 +01:00
parent 845c4184b2
commit 8f8d462b8a
1 changed files with 35 additions and 19 deletions
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54
libs/sysplugins/smarty_internal_function_call_handler.php
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@@ -8,7 +8,10 @@
*/
/**
* This class does call function defined with the {function} tag
* This class does handles template functions defined with the {function} tag missing in cache file.
* It can happen when the template function was called with the nocache option or within a nocache section.
* The template function will be loaded from it's compiled template file, executed and added to the cache file
* for later use.
*
* @package Smarty
* @subpackage PluginsInternal
@@ -21,7 +24,7 @@ class Smarty_Internal_Function_Call_Handler
*
* @param string $_name template function name
* @param Smarty_Internal_Template $_smarty_tpl
* @param $_function
* @param string $_function PHP function name
* @param array $_params Smarty variables passed as call parameter
* @param bool $_nocache nocache flag
*
@@ -30,24 +33,37 @@ class Smarty_Internal_Function_Call_Handler
public static function call($_name, Smarty_Internal_Template $_smarty_tpl, $_function, $_params, $_nocache)
{
$funcParam = $_smarty_tpl->properties['tpl_function']['param'][$_name];
$code = file_get_contents($funcParam['compiled_filepath']);
if (preg_match("/\/\* {$_function} \*\/([\S\s]*?)\/\*\/ {$_function} \*\//", $code, $match)) {
$output = "\n";
$output .= $match[0];
$output .= "?>\n";
}
unset($code, $match);
eval($output);
if (function_exists($_function)) {
$_function ($_smarty_tpl, $_params);
$tplPtr = $_smarty_tpl;
while (isset($tplPtr->parent) && !isset($tplPtr->parent->cached)) {
$tplPtr = $tplPtr->parent;
if (is_file($funcParam['compiled_filepath'])) {
// read compiled file
$code = file_get_contents($funcParam['compiled_filepath']);
// grab template function
if (preg_match("/\/\* {$_function} \*\/([\S\s]*?)\/\*\/ {$_function} \*\//", $code, $match)) {
$code = "\n";
$code .= $match[0];
$code .= "?>\n";
unset($match);
$output = '';
// make PHP function known
eval($code);
if (function_exists($_function)) {
// call template function
$_function ($_smarty_tpl, $_params);
// search cache file template
$tplPtr = $_smarty_tpl;
while (!isset($tplPtr->cached) && isset($tplPtr->parent)) {
$tplPtr = $tplPtr->parent;
}
// add template function code to cache file
if (isset($tplPtr->cached)) {
$cache = $tplPtr->cached;
$content = $cache->read($tplPtr);
if ($content) {
$cache->write($tplPtr, $content . "<?php " . $code);
}
}
return true;
}
}
if (isset($tplPtr->parent->cached)) {
$cached = $tplPtr->parent->cached;
}
return true;
}
return false;
}