update smarty library - seems to bring some performance improvement

1 files changed, 557 insertions, 860 deletions

diff --git a/library/Smarty/libs/sysplugins/smarty_internal_templatebase.php b/library/Smarty/libs/sysplugins/smarty_internal_templatebase.php
index f8f1c9e1e..68fd4be2e 100644
--- a/library/Smarty/libs/sysplugins/smarty_internal_templatebase.php
+++ b/library/Smarty/libs/sysplugins/smarty_internal_templatebase.php
@@ -1,860 +1,557 @@
-<?php

-/**

- * Smarty Internal Plugin Smarty Template  Base

- * This file contains the basic shared methods for template handling

- *

- * @package    Smarty

- * @subpackage Template

- * @author     Uwe Tews

- */

-

-/**

- * Class with shared template methods

- *

- * @package    Smarty

- * @subpackage Template

- */

-abstract class Smarty_Internal_TemplateBase extends Smarty_Internal_Data

-{

-    /**

-     * fetches a rendered Smarty template

-     *

-     * @param  string $template         the resource handle of the template file or template object

-     * @param  mixed  $cache_id         cache id to be used with this template

-     * @param  mixed  $compile_id       compile id to be used with this template

-     * @param  object $parent           next higher level of Smarty variables

-     * @param  bool   $display          true: display, false: fetch

-     * @param  bool   $merge_tpl_vars   if true parent template variables merged in to local scope

-     * @param  bool   $no_output_filter if true do not run output filter

-     *

-     * @throws Exception

-     * @throws SmartyException

-     * @return string rendered template output

-     */

-    public function fetch($template = null, $cache_id = null, $compile_id = null, $parent = null, $display = false, $merge_tpl_vars = true, $no_output_filter = false)

-    {

-        if ($template === null && $this instanceof $this->template_class) {

-            $template = $this;

-        }

-        if ($cache_id !== null && is_object($cache_id)) {

-            $parent = $cache_id;

-            $cache_id = null;

-        }

-        if ($parent === null && ($this instanceof Smarty || is_string($template))) {

-            $parent = $this;

-        }

-        // create template object if necessary

-        $_template = ($template instanceof $this->template_class)

-            ? $template

-            : $this->smarty->createTemplate($template, $cache_id, $compile_id, $parent, false);

-        // if called by Smarty object make sure we use current caching status

-        if ($this instanceof Smarty) {

-            $_template->caching = $this->caching;

-        }

-        // merge all variable scopes into template

-        if ($merge_tpl_vars) {

-            // save local variables

-            $save_tpl_vars = $_template->tpl_vars;

-            $save_config_vars = $_template->config_vars;

-            $ptr_array = array($_template);

-            $ptr = $_template;

-            while (isset($ptr->parent)) {

-                $ptr_array[] = $ptr = $ptr->parent;

-            }

-            $ptr_array = array_reverse($ptr_array);

-            $parent_ptr = reset($ptr_array);

-            $tpl_vars = $parent_ptr->tpl_vars;

-            $config_vars = $parent_ptr->config_vars;

-            while ($parent_ptr = next($ptr_array)) {

-                if (!empty($parent_ptr->tpl_vars)) {

-                    $tpl_vars = array_merge($tpl_vars, $parent_ptr->tpl_vars);

-                }

-                if (!empty($parent_ptr->config_vars)) {

-                    $config_vars = array_merge($config_vars, $parent_ptr->config_vars);

-                }

-            }

-            if (!empty(Smarty::$global_tpl_vars)) {

-                $tpl_vars = array_merge(Smarty::$global_tpl_vars, $tpl_vars);

-            }

-            $_template->tpl_vars = $tpl_vars;

-            $_template->config_vars = $config_vars;

-        }

-        // dummy local smarty variable

-        if (!isset($_template->tpl_vars['smarty'])) {

-            $_template->tpl_vars['smarty'] = new Smarty_Variable;

-        }

-        if (isset($this->smarty->error_reporting)) {

-            $_smarty_old_error_level = error_reporting($this->smarty->error_reporting);

-        }

-        // check URL debugging control

-        if (!$this->smarty->debugging && $this->smarty->debugging_ctrl == 'URL') {

-            if (isset($_SERVER['QUERY_STRING'])) {

-                $_query_string = $_SERVER['QUERY_STRING'];

-            } else {

-                $_query_string = '';

-            }

-            if (false !== strpos($_query_string, $this->smarty->smarty_debug_id)) {

-                if (false !== strpos($_query_string, $this->smarty->smarty_debug_id . '=on')) {

-                    // enable debugging for this browser session

-                    setcookie('SMARTY_DEBUG', true);

-                    $this->smarty->debugging = true;

-                } elseif (false !== strpos($_query_string, $this->smarty->smarty_debug_id . '=off')) {

-                    // disable debugging for this browser session

-                    setcookie('SMARTY_DEBUG', false);

-                    $this->smarty->debugging = false;

-                } else {

-                    // enable debugging for this page

-                    $this->smarty->debugging = true;

-                }

-            } else {

-                if (isset($_COOKIE['SMARTY_DEBUG'])) {

-                    $this->smarty->debugging = true;

-                }

-            }

-        }

-        // must reset merge template date

-        $_template->smarty->merged_templates_func = array();

-        // get rendered template

-        // disable caching for evaluated code

-        if ($_template->source->recompiled) {

-            $_template->caching = false;

-        }

-        // checks if template exists

-        if (!$_template->source->exists) {

-            if ($_template->parent instanceof Smarty_Internal_Template) {

-                $parent_resource = " in '{$_template->parent->template_resource}'";

-            } else {

-                $parent_resource = '';

-            }

-            throw new SmartyException("Unable to load template {$_template->source->type} '{$_template->source->name}'{$parent_resource}");

-        }

-        // read from cache or render

-        if (!($_template->caching == Smarty::CACHING_LIFETIME_CURRENT || $_template->caching == Smarty::CACHING_LIFETIME_SAVED) || !$_template->cached->valid) {

-            // render template (not loaded and not in cache)

-            if (!$_template->source->uncompiled) {

-                /** @var Smarty_Internal_Template $_smarty_tpl

-                 * used in evaluated code

-                 */

-                $_smarty_tpl = $_template;

-                if ($_template->source->recompiled) {

-                    $code = $_template->compiler->compileTemplate($_template);

-                    if ($this->smarty->debugging) {

-                        Smarty_Internal_Debug::start_render($_template);

-                    }

-                    try {

-                        ob_start();

-                        eval("?>" . $code);

-                        unset($code);

-                    }

-                    catch (Exception $e) {

-                        ob_get_clean();

-                        throw $e;

-                    }

-                } else {

-                    if (!$_template->compiled->exists || ($_template->smarty->force_compile && !$_template->compiled->isCompiled)) {

-                        $_template->compileTemplateSource();

-                        $code = file_get_contents($_template->compiled->filepath);

-                        eval("?>" . $code);

-                        unset($code);

-                        $_template->compiled->loaded = true;

-                        $_template->compiled->isCompiled = true;

-                    }

-                    if ($this->smarty->debugging) {

-                        Smarty_Internal_Debug::start_render($_template);

-                    }

-                    if (!$_template->compiled->loaded) {

-                        include($_template->compiled->filepath);

-                        if ($_template->mustCompile) {

-                            // recompile and load again

-                            $_template->compileTemplateSource();

-                            $code = file_get_contents($_template->compiled->filepath);

-                            eval("?>" . $code);

-                            unset($code);

-                            $_template->compiled->isCompiled = true;

-                        }

-                        $_template->compiled->loaded = true;

-                    } else {

-                        $_template->decodeProperties($_template->compiled->_properties, false);

-                    }

-                    try {

-                        ob_start();

-                        if (empty($_template->properties['unifunc']) || !is_callable($_template->properties['unifunc'])) {

-                            throw new SmartyException("Invalid compiled template for '{$_template->template_resource}'");

-                        }

-                        array_unshift($_template->_capture_stack, array());

-                        //

-                        // render compiled template

-                        //

-                        $_template->properties['unifunc']($_template);

-                        // any unclosed {capture} tags ?

-                        if (isset($_template->_capture_stack[0][0])) {

-                            $_template->capture_error();

-                        }

-                        array_shift($_template->_capture_stack);

-                    }

-                    catch (Exception $e) {

-                        ob_get_clean();

-                        throw $e;

-                    }

-                }

-            } else {

-                if ($_template->source->uncompiled) {

-                    if ($this->smarty->debugging) {

-                        Smarty_Internal_Debug::start_render($_template);

-                    }

-                    try {

-                        ob_start();

-                        $_template->source->renderUncompiled($_template);

-                    }

-                    catch (Exception $e) {

-                        ob_get_clean();

-                        throw $e;

-                    }

-                } else {

-                    throw new SmartyException("Resource '$_template->source->type' must have 'renderUncompiled' method");

-                }

-            }

-            $_output = ob_get_clean();

-            if (!$_template->source->recompiled && empty($_template->properties['file_dependency'][$_template->source->uid])) {

-                $_template->properties['file_dependency'][$_template->source->uid] = array($_template->source->filepath, $_template->source->timestamp, $_template->source->type);

-            }

-            if ($_template->parent instanceof Smarty_Internal_Template) {

-                $_template->parent->properties['file_dependency'] = array_merge($_template->parent->properties['file_dependency'], $_template->properties['file_dependency']);

-                foreach ($_template->required_plugins as $code => $tmp1) {

-                    foreach ($tmp1 as $name => $tmp) {

-                        foreach ($tmp as $type => $data) {

-                            $_template->parent->required_plugins[$code][$name][$type] = $data;

-                        }

-                    }

-                }

-            }

-            if ($this->smarty->debugging) {

-                Smarty_Internal_Debug::end_render($_template);

-            }

-            // write to cache when nessecary

-            if (!$_template->source->recompiled && ($_template->caching == Smarty::CACHING_LIFETIME_SAVED || $_template->caching == Smarty::CACHING_LIFETIME_CURRENT)) {

-                if ($this->smarty->debugging) {

-                    Smarty_Internal_Debug::start_cache($_template);

-                }

-                $_template->properties['has_nocache_code'] = false;

-                // get text between non-cached items

-                $cache_split = preg_split("!/\*%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*\/(.+?)/\*/%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*/!s", $_output);

-                // get non-cached items

-                preg_match_all("!/\*%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*\/(.+?)/\*/%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*/!s", $_output, $cache_parts);

-                $output = '';

-                // loop over items, stitch back together

-                foreach ($cache_split as $curr_idx => $curr_split) {

-                    // escape PHP tags in template content

-                    $output .= preg_replace('/(<%|%>|<\?php|<\?|\?>|<script\s+language\s*=\s*[\"\']?\s*php\s*[\"\']?\s*>)/', "<?php echo '\$1'; ?>\n", $curr_split);

-                    if (isset($cache_parts[0][$curr_idx])) {

-                        $_template->properties['has_nocache_code'] = true;

-                        // remove nocache tags from cache output

-                        $output .= preg_replace("!/\*/?%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*/!", '', $cache_parts[0][$curr_idx]);

-                    }

-                }

-                if (!$no_output_filter && !$_template->has_nocache_code && (isset($this->smarty->autoload_filters['output']) || isset($this->smarty->registered_filters['output']))) {

-                    $output = Smarty_Internal_Filter_Handler::runFilter('output', $output, $_template);

-                }

-                // rendering (must be done before writing cache file because of {function} nocache handling)

-                /** @var Smarty_Internal_Template $_smarty_tpl

-                 * used in evaluated code

-                 */

-                $_smarty_tpl = $_template;

-                try {

-                    ob_start();

-                    eval("?>" . $output);

-                    $_output = ob_get_clean();

-                }

-                catch (Exception $e) {

-                    ob_get_clean();

-                    throw $e;

-                }

-                // write cache file content

-                $_template->writeCachedContent($output);

-                if ($this->smarty->debugging) {

-                    Smarty_Internal_Debug::end_cache($_template);

-                }

-            } else {

-                // var_dump('renderTemplate', $_template->has_nocache_code, $_template->template_resource, $_template->properties['nocache_hash'], $_template->parent->properties['nocache_hash'], $_output);

-                if (!empty($_template->properties['nocache_hash']) && !empty($_template->parent->properties['nocache_hash'])) {

-                    // replace nocache_hash

-                    $_output = str_replace("{$_template->properties['nocache_hash']}", $_template->parent->properties['nocache_hash'], $_output);

-                    $_template->parent->has_nocache_code = $_template->parent->has_nocache_code || $_template->has_nocache_code;

-                }

-            }

-        } else {

-            if ($this->smarty->debugging) {

-                Smarty_Internal_Debug::start_cache($_template);

-            }

-            try {

-                ob_start();

-                array_unshift($_template->_capture_stack, array());

-                //

-                // render cached template

-                //

-                $_template->properties['unifunc']($_template);

-                // any unclosed {capture} tags ?

-                if (isset($_template->_capture_stack[0][0])) {

-                    $_template->capture_error();

-                }

-                array_shift($_template->_capture_stack);

-                $_output = ob_get_clean();

-            }

-            catch (Exception $e) {

-                ob_get_clean();

-                throw $e;

-            }

-            if ($this->smarty->debugging) {

-                Smarty_Internal_Debug::end_cache($_template);

-            }

-        }

-        if ((!$this->caching || $_template->has_nocache_code || $_template->source->recompiled) && !$no_output_filter && (isset($this->smarty->autoload_filters['output']) || isset($this->smarty->registered_filters['output']))) {

-            $_output = Smarty_Internal_Filter_Handler::runFilter('output', $_output, $_template);

-        }

-        if (isset($this->error_reporting)) {

-            error_reporting($_smarty_old_error_level);

-        }

-        // display or fetch

-        if ($display) {

-            if ($this->caching && $this->cache_modified_check) {

-                $_isCached = $_template->isCached() && !$_template->has_nocache_code;

-                $_last_modified_date = @substr($_SERVER['HTTP_IF_MODIFIED_SINCE'], 0, strpos($_SERVER['HTTP_IF_MODIFIED_SINCE'], 'GMT') + 3);

-                if ($_isCached && $_template->cached->timestamp <= strtotime($_last_modified_date)) {

-                    switch (PHP_SAPI) {

-                        case 'cgi': // php-cgi < 5.3

-                        case 'cgi-fcgi': // php-cgi >= 5.3

-                        case 'fpm-fcgi': // php-fpm >= 5.3.3

-                            header('Status: 304 Not Modified');

-                            break;

-

-                        case 'cli':

-                            if ( /* ^phpunit */

-                            !empty($_SERVER['SMARTY_PHPUNIT_DISABLE_HEADERS']) /* phpunit$ */

-                            ) {

-                                $_SERVER['SMARTY_PHPUNIT_HEADERS'][] = '304 Not Modified';

-                            }

-                            break;

-

-                        default:

-                            header($_SERVER['SERVER_PROTOCOL'] . ' 304 Not Modified');

-                            break;

-                    }

-                } else {

-                    switch (PHP_SAPI) {

-                        case 'cli':

-                            if ( /* ^phpunit */

-                            !empty($_SERVER['SMARTY_PHPUNIT_DISABLE_HEADERS']) /* phpunit$ */

-                            ) {

-                                $_SERVER['SMARTY_PHPUNIT_HEADERS'][] = 'Last-Modified: ' . gmdate('D, d M Y H:i:s', $_template->cached->timestamp) . ' GMT';

-                            }

-                            break;

-

-                        default:

-                            header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $_template->cached->timestamp) . ' GMT');

-                            break;

-                    }

-                    echo $_output;

-                }

-            } else {

-                echo $_output;

-            }

-            // debug output

-            if ($this->smarty->debugging) {

-                Smarty_Internal_Debug::display_debug($_template);

-            }

-            if ($merge_tpl_vars) {

-                // restore local variables

-                $_template->tpl_vars = $save_tpl_vars;

-                $_template->config_vars = $save_config_vars;

-            }

-

-            return;

-        } else {

-            if ($merge_tpl_vars) {

-                // restore local variables

-                $_template->tpl_vars = $save_tpl_vars;

-                $_template->config_vars = $save_config_vars;

-            }

-            // return fetched content

-            return $_output;

-        }

-    }

-

-    /**

-     * displays a Smarty template

-     *

-     * @param string $template   the resource handle of the template file or template object

-     * @param mixed  $cache_id   cache id to be used with this template

-     * @param mixed  $compile_id compile id to be used with this template

-     * @param object $parent     next higher level of Smarty variables

-     */

-    public function display($template = null, $cache_id = null, $compile_id = null, $parent = null)

-    {

-        // display template

-        $this->fetch($template, $cache_id, $compile_id, $parent, true);

-    }

-

-    /**

-     * test if cache is valid

-     *

-     * @param  string|object $template   the resource handle of the template file or template object

-     * @param  mixed         $cache_id   cache id to be used with this template

-     * @param  mixed         $compile_id compile id to be used with this template

-     * @param  object        $parent     next higher level of Smarty variables

-     *

-     * @return boolean       cache status

-     */

-    public function isCached($template = null, $cache_id = null, $compile_id = null, $parent = null)

-    {

-        if ($template === null && $this instanceof $this->template_class) {

-            return $this->cached->valid;

-        }

-        if (!($template instanceof $this->template_class)) {

-            if ($parent === null) {

-                $parent = $this;

-            }

-            $template = $this->smarty->createTemplate($template, $cache_id, $compile_id, $parent, false);

-        }

-        // return cache status of template

-        return $template->cached->valid;

-    }

-

-    /**

-     * creates a data object

-     *

-     * @param object $parent next higher level of Smarty variables

-     *

-     * @returns Smarty_Data data object

-     */

-    public function createData($parent = null)

-    {

-        return new Smarty_Data($parent, $this);

-    }

-

-    /**

-     * Registers plugin to be used in templates

-     *

-     * @param  string   $type       plugin type

-     * @param  string   $tag        name of template tag

-     * @param  callback $callback   PHP callback to register

-     * @param  boolean  $cacheable  if true (default) this fuction is cachable

-     * @param  array    $cache_attr caching attributes if any

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     * @throws SmartyException              when the plugin tag is invalid

-     */

-    public function registerPlugin($type, $tag, $callback, $cacheable = true, $cache_attr = null)

-    {

-        if (isset($this->smarty->registered_plugins[$type][$tag])) {

-            throw new SmartyException("Plugin tag \"{$tag}\" already registered");

-        } elseif (!is_callable($callback)) {

-            throw new SmartyException("Plugin \"{$tag}\" not callable");

-        } else {

-            $this->smarty->registered_plugins[$type][$tag] = array($callback, (bool) $cacheable, (array) $cache_attr);

-        }

-

-        return $this;

-    }

-

-    /**

-     * Unregister Plugin

-     *

-     * @param  string $type of plugin

-     * @param  string $tag  name of plugin

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function unregisterPlugin($type, $tag)

-    {

-        if (isset($this->smarty->registered_plugins[$type][$tag])) {

-            unset($this->smarty->registered_plugins[$type][$tag]);

-        }

-

-        return $this;

-    }

-

-    /**

-     * Registers a resource to fetch a template

-     *

-     * @param  string                $type     name of resource type

-     * @param  Smarty_Resource|array $callback or instance of Smarty_Resource, or array of callbacks to handle resource (deprecated)

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function registerResource($type, $callback)

-    {

-        $this->smarty->registered_resources[$type] = $callback instanceof Smarty_Resource ? $callback : array($callback, false);

-

-        return $this;

-    }

-

-    /**

-     * Unregisters a resource

-     *

-     * @param  string $type name of resource type

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function unregisterResource($type)

-    {

-        if (isset($this->smarty->registered_resources[$type])) {

-            unset($this->smarty->registered_resources[$type]);

-        }

-

-        return $this;

-    }

-

-    /**

-     * Registers a cache resource to cache a template's output

-     *

-     * @param  string               $type     name of cache resource type

-     * @param  Smarty_CacheResource $callback instance of Smarty_CacheResource to handle output caching

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function registerCacheResource($type, Smarty_CacheResource $callback)

-    {

-        $this->smarty->registered_cache_resources[$type] = $callback;

-

-        return $this;

-    }

-

-    /**

-     * Unregisters a cache resource

-     *

-     * @param  string $type name of cache resource type

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function unregisterCacheResource($type)

-    {

-        if (isset($this->smarty->registered_cache_resources[$type])) {

-            unset($this->smarty->registered_cache_resources[$type]);

-        }

-

-        return $this;

-    }

-

-    /**

-     * Registers object to be used in templates

-     *

-     * @param          $object_name

-     * @param  object  $object_impl   the referenced PHP object to register

-     * @param  array   $allowed       list of allowed methods (empty = all)

-     * @param  boolean $smarty_args   smarty argument format, else traditional

-     * @param  array   $block_methods list of block-methods

-     *

-     * @throws SmartyException

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function registerObject($object_name, $object_impl, $allowed = array(), $smarty_args = true, $block_methods = array())

-    {

-        // test if allowed methods callable

-        if (!empty($allowed)) {

-            foreach ((array) $allowed as $method) {

-                if (!is_callable(array($object_impl, $method)) && !property_exists($object_impl, $method)) {

-                    throw new SmartyException("Undefined method or property '$method' in registered object");

-                }

-            }

-        }

-        // test if block methods callable

-        if (!empty($block_methods)) {

-            foreach ((array) $block_methods as $method) {

-                if (!is_callable(array($object_impl, $method))) {

-                    throw new SmartyException("Undefined method '$method' in registered object");

-                }

-            }

-        }

-        // register the object

-        $this->smarty->registered_objects[$object_name] =

-            array($object_impl, (array) $allowed, (boolean) $smarty_args, (array) $block_methods);

-

-        return $this;

-    }

-

-    /**

-     * return a reference to a registered object

-     *

-     * @param  string $name object name

-     *

-     * @return object

-     * @throws SmartyException if no such object is found

-     */

-    public function getRegisteredObject($name)

-    {

-        if (!isset($this->smarty->registered_objects[$name])) {

-            throw new SmartyException("'$name' is not a registered object");

-        }

-        if (!is_object($this->smarty->registered_objects[$name][0])) {

-            throw new SmartyException("registered '$name' is not an object");

-        }

-

-        return $this->smarty->registered_objects[$name][0];

-    }

-

-    /**

-     * unregister an object

-     *

-     * @param  string $name object name

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function unregisterObject($name)

-    {

-        if (isset($this->smarty->registered_objects[$name])) {

-            unset($this->smarty->registered_objects[$name]);

-        }

-

-        return $this;

-    }

-

-    /**

-     * Registers static classes to be used in templates

-     *

-     * @param         $class_name

-     * @param  string $class_impl the referenced PHP class to register

-     *

-     * @throws SmartyException

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function registerClass($class_name, $class_impl)

-    {

-        // test if exists

-        if (!class_exists($class_impl)) {

-            throw new SmartyException("Undefined class '$class_impl' in register template class");

-        }

-        // register the class

-        $this->smarty->registered_classes[$class_name] = $class_impl;

-

-        return $this;

-    }

-

-    /**

-     * Registers a default plugin handler

-     *

-     * @param  callable $callback class/method name

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     * @throws SmartyException              if $callback is not callable

-     */

-    public function registerDefaultPluginHandler($callback)

-    {

-        if (is_callable($callback)) {

-            $this->smarty->default_plugin_handler_func = $callback;

-        } else {

-            throw new SmartyException("Default plugin handler '$callback' not callable");

-        }

-

-        return $this;

-    }

-

-    /**

-     * Registers a default template handler

-     *

-     * @param  callable $callback class/method name

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     * @throws SmartyException              if $callback is not callable

-     */

-    public function registerDefaultTemplateHandler($callback)

-    {

-        if (is_callable($callback)) {

-            $this->smarty->default_template_handler_func = $callback;

-        } else {

-            throw new SmartyException("Default template handler '$callback' not callable");

-        }

-

-        return $this;

-    }

-

-    /**

-     * Registers a default template handler

-     *

-     * @param  callable $callback class/method name

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     * @throws SmartyException              if $callback is not callable

-     */

-    public function registerDefaultConfigHandler($callback)

-    {

-        if (is_callable($callback)) {

-            $this->smarty->default_config_handler_func = $callback;

-        } else {

-            throw new SmartyException("Default config handler '$callback' not callable");

-        }

-

-        return $this;

-    }

-

-    /**

-     * Registers a filter function

-     *

-     * @param  string   $type filter type

-     * @param  callback $callback

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function registerFilter($type, $callback)

-    {

-        $this->smarty->registered_filters[$type][$this->_get_filter_name($callback)] = $callback;

-

-        return $this;

-    }

-

-    /**

-     * Unregisters a filter function

-     *

-     * @param  string   $type filter type

-     * @param  callback $callback

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function unregisterFilter($type, $callback)

-    {

-        $name = $this->_get_filter_name($callback);

-        if (isset($this->smarty->registered_filters[$type][$name])) {

-            unset($this->smarty->registered_filters[$type][$name]);

-        }

-

-        return $this;

-    }

-

-    /**

-     * Return internal filter name

-     *

-     * @param  callback $function_name

-     *

-     * @return string   internal filter name

-     */

-    public function _get_filter_name($function_name)

-    {

-        if (is_array($function_name)) {

-            $_class_name = (is_object($function_name[0]) ?

-                get_class($function_name[0]) : $function_name[0]);

-

-            return $_class_name . '_' . $function_name[1];

-        } else {

-            return $function_name;

-        }

-    }

-

-    /**

-     * load a filter of specified type and name

-     *

-     * @param  string $type filter type

-     * @param  string $name filter name

-     *

-     * @throws SmartyException if filter could not be loaded

-     */

-    public function loadFilter($type, $name)

-    {

-        $_plugin = "smarty_{$type}filter_{$name}";

-        $_filter_name = $_plugin;

-        if ($this->smarty->loadPlugin($_plugin)) {

-            if (class_exists($_plugin, false)) {

-                $_plugin = array($_plugin, 'execute');

-            }

-            if (is_callable($_plugin)) {

-                $this->smarty->registered_filters[$type][$_filter_name] = $_plugin;

-

-                return true;

-            }

-        }

-        throw new SmartyException("{$type}filter \"{$name}\" not callable");

-    }

-

-    /**

-     * unload a filter of specified type and name

-     *

-     * @param  string $type filter type

-     * @param  string $name filter name

-     *

-     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining

-     */

-    public function unloadFilter($type, $name)

-    {

-        $_filter_name = "smarty_{$type}filter_{$name}";

-        if (isset($this->smarty->registered_filters[$type][$_filter_name])) {

-            unset ($this->smarty->registered_filters[$type][$_filter_name]);

-        }

-

-        return $this;

-    }

-

-    /**

-     * preg_replace callback to convert camelcase getter/setter to underscore property names

-     *

-     * @param  string $match match string

-     *

-     * @return string replacemant

-     */

-    private function replaceCamelcase($match)

-    {

-        return "_" . strtolower($match[1]);

-    }

-

-    /**

-     * Handle unknown class methods

-     *

-     * @param string $name unknown method-name

-     * @param array  $args argument array

-     *

-     * @throws SmartyException

-     */

-    public function __call($name, $args)

-    {

-        static $_prefixes = array('set' => true, 'get' => true);

-        static $_resolved_property_name = array();

-        static $_resolved_property_source = array();

-

-        // method of Smarty object?

-        if (method_exists($this->smarty, $name)) {

-            return call_user_func_array(array($this->smarty, $name), $args);

-        }

-        // see if this is a set/get for a property

-        $first3 = strtolower(substr($name, 0, 3));

-        if (isset($_prefixes[$first3]) && isset($name[3]) && $name[3] !== '_') {

-            if (isset($_resolved_property_name[$name])) {

-                $property_name = $_resolved_property_name[$name];

-            } else {

-                // try to keep case correct for future PHP 6.0 case-sensitive class methods

-                // lcfirst() not available < PHP 5.3.0, so improvise

-                $property_name = strtolower(substr($name, 3, 1)) . substr($name, 4);

-                // convert camel case to underscored name

-                $property_name = preg_replace_callback('/([A-Z])/', array($this, 'replaceCamelcase'), $property_name);

-                $_resolved_property_name[$name] = $property_name;

-            }

-            if (isset($_resolved_property_source[$property_name])) {

-                $_is_this = $_resolved_property_source[$property_name];

-            } else {

-                $_is_this = null;

-                if (property_exists($this, $property_name)) {

-                    $_is_this = true;

-                } elseif (property_exists($this->smarty, $property_name)) {

-                    $_is_this = false;

-                }

-                $_resolved_property_source[$property_name] = $_is_this;

-            }

-            if ($_is_this) {

-                if ($first3 == 'get') {

-                    return $this->$property_name;

-                } else {

-                    return $this->$property_name = $args[0];

-                }

-            } elseif ($_is_this === false) {

-                if ($first3 == 'get') {

-                    return $this->smarty->$property_name;

-                } else {

-                    return $this->smarty->$property_name = $args[0];

-                }

-            } else {

-                throw new SmartyException("property '$property_name' does not exist.");

-           }

-        }

-        if ($name == 'Smarty') {

-            throw new SmartyException("PHP5 requires you to call __construct() instead of Smarty()");

-        }

-        // must be unknown

-        throw new SmartyException("Call of unknown method '$name'.");

-    }

-}

+<?php
+/**
+ * Smarty Internal Plugin Smarty Template  Base
+ * This file contains the basic shared methods for template handling
+ *
+ * @package    Smarty
+ * @subpackage Template
+ * @author     Uwe Tews
+ */
+
+/**
+ * Class with shared template methods
+ *
+ * @package    Smarty
+ * @subpackage Template
+ */
+abstract class Smarty_Internal_TemplateBase extends Smarty_Internal_Data
+{
+    /**
+     * Set this if you want different sets of cache files for the same
+     * templates.
+     *
+     * @var string
+     */
+    public $cache_id = null;
+    /**
+     * Set this if you want different sets of compiled files for the same
+     * templates.
+     *
+     * @var string
+     */
+    public $compile_id = null;
+    /**
+     * caching enabled
+     *
+     * @var boolean
+     */
+    public $caching = false;
+    /**
+     * cache lifetime in seconds
+     *
+     * @var integer
+     */
+    public $cache_lifetime = 3600;
+
+    /**
+     * test if cache is valid
+     *
+     * @param  string|object $template   the resource handle of the template file or template object
+     * @param  mixed         $cache_id   cache id to be used with this template
+     * @param  mixed         $compile_id compile id to be used with this template
+     * @param  object        $parent     next higher level of Smarty variables
+     *
+     * @return boolean       cache status
+     */
+    public function isCached($template = null, $cache_id = null, $compile_id = null, $parent = null)
+    {
+        if ($template === null && $this instanceof $this->template_class) {
+            $template = $this;
+        } else {
+            if (!($template instanceof $this->template_class)) {
+                if ($parent === null) {
+                    $parent = $this;
+                }
+                $smarty = isset($this->smarty) ? $this->smarty : $this;
+                $template = $smarty->createTemplate($template, $cache_id, $compile_id, $parent, false);
+            }
+        }
+        // return cache status of template
+        if (!isset($template->cached)) {
+            $template->loadCached();
+        }
+        return $template->cached->isCached($template);
+    }
+
+    /**
+     * creates a data object
+     *
+     * @param object $parent next higher level of Smarty variables
+     * @param string $name   optional data block name
+     *
+     * @returns Smarty_Data data object
+     */
+    public function createData($parent = null, $name = null)
+    {
+        $dataObj = new Smarty_Data($parent, $this, $name);
+        if ($this->debugging) {
+            Smarty_Internal_Debug::register_data($dataObj);
+        }
+        return $dataObj;
+    }
+
+    /**
+     * Get unique template id
+     *
+     * @param string     $template_name
+     * @param null|mixed $cache_id
+     * @param null|mixed $compile_id
+     *
+     * @return string
+     */
+    public function getTemplateId($template_name, $cache_id = null, $compile_id = null)
+    {
+        $cache_id = isset($cache_id) ? $cache_id : $this->cache_id;
+        $compile_id = isset($compile_id) ? $compile_id : $this->compile_id;
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        if ($smarty->allow_ambiguous_resources) {
+            $_templateId = Smarty_Resource::getUniqueTemplateName($this, $template_name) . "#{$cache_id}#{$compile_id}";
+        } else {
+            $_templateId = $smarty->joined_template_dir . "#{$template_name}#{$cache_id}#{$compile_id}";
+        }
+        if (isset($_templateId[150])) {
+            $_templateId = sha1($_templateId);
+        }
+        return $_templateId;
+    }
+
+    /**
+     * Registers plugin to be used in templates
+     *
+     * @param  string   $type       plugin type
+     * @param  string   $tag        name of template tag
+     * @param  callback $callback   PHP callback to register
+     * @param  boolean  $cacheable  if true (default) this fuction is cachable
+     * @param  array    $cache_attr caching attributes if any
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     * @throws SmartyException              when the plugin tag is invalid
+     */
+    public function registerPlugin($type, $tag, $callback, $cacheable = true, $cache_attr = null)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        if (isset($smarty->registered_plugins[$type][$tag])) {
+            throw new SmartyException("Plugin tag \"{$tag}\" already registered");
+        } elseif (!is_callable($callback)) {
+            throw new SmartyException("Plugin \"{$tag}\" not callable");
+        } else {
+            $smarty->registered_plugins[$type][$tag] = array($callback, (bool) $cacheable, (array) $cache_attr);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Unregister Plugin
+     *
+     * @param  string $type of plugin
+     * @param  string $tag  name of plugin
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function unregisterPlugin($type, $tag)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        if (isset($smarty->registered_plugins[$type][$tag])) {
+            unset($smarty->registered_plugins[$type][$tag]);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Registers a resource to fetch a template
+     *
+     * @param  string                $type     name of resource type
+     * @param  Smarty_Resource|array $callback or instance of Smarty_Resource, or array of callbacks to handle resource
+     *                                         (deprecated)
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function registerResource($type, $callback)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        $smarty->registered_resources[$type] = $callback instanceof Smarty_Resource ? $callback : array($callback, false);
+
+        return $this;
+    }
+
+    /**
+     * Unregisters a resource
+     *
+     * @param  string $type name of resource type
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function unregisterResource($type)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        if (isset($smarty->registered_resources[$type])) {
+            unset($smarty->registered_resources[$type]);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Registers a cache resource to cache a template's output
+     *
+     * @param  string               $type     name of cache resource type
+     * @param  Smarty_CacheResource $callback instance of Smarty_CacheResource to handle output caching
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function registerCacheResource($type, Smarty_CacheResource $callback)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        $smarty->registered_cache_resources[$type] = $callback;
+
+        return $this;
+    }
+
+    /**
+     * Unregisters a cache resource
+     *
+     * @param  string $type name of cache resource type
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function unregisterCacheResource($type)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        if (isset($smarty->registered_cache_resources[$type])) {
+            unset($smarty->registered_cache_resources[$type]);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Registers object to be used in templates
+     *
+     * @param          $object_name
+     * @param  object  $object_impl   the referenced PHP object to register
+     * @param  array   $allowed       list of allowed methods (empty = all)
+     * @param  boolean $smarty_args   smarty argument format, else traditional
+     * @param  array   $block_methods list of block-methods
+     *
+     * @throws SmartyException
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function registerObject($object_name, $object_impl, $allowed = array(), $smarty_args = true, $block_methods = array())
+    {
+        // test if allowed methods callable
+        if (!empty($allowed)) {
+            foreach ((array) $allowed as $method) {
+                if (!is_callable(array($object_impl, $method)) && !property_exists($object_impl, $method)) {
+                    throw new SmartyException("Undefined method or property '$method' in registered object");
+                }
+            }
+        }
+        // test if block methods callable
+        if (!empty($block_methods)) {
+            foreach ((array) $block_methods as $method) {
+                if (!is_callable(array($object_impl, $method))) {
+                    throw new SmartyException("Undefined method '$method' in registered object");
+                }
+            }
+        }
+        // register the object
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        $smarty->registered_objects[$object_name] =
+            array($object_impl, (array) $allowed, (boolean) $smarty_args, (array) $block_methods);
+
+        return $this;
+    }
+
+    /**
+     * return a reference to a registered object
+     *
+     * @param  string $name object name
+     *
+     * @return object
+     * @throws SmartyException if no such object is found
+     */
+    public function getRegisteredObject($name)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        if (!isset($smarty->registered_objects[$name])) {
+            throw new SmartyException("'$name' is not a registered object");
+        }
+        if (!is_object($smarty->registered_objects[$name][0])) {
+            throw new SmartyException("registered '$name' is not an object");
+        }
+
+        return $smarty->registered_objects[$name][0];
+    }
+
+    /**
+     * unregister an object
+     *
+     * @param  string $name object name
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function unregisterObject($name)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        if (isset($smarty->registered_objects[$name])) {
+            unset($smarty->registered_objects[$name]);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Registers static classes to be used in templates
+     *
+     * @param         $class_name
+     * @param  string $class_impl the referenced PHP class to register
+     *
+     * @throws SmartyException
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function registerClass($class_name, $class_impl)
+    {
+        // test if exists
+        if (!class_exists($class_impl)) {
+            throw new SmartyException("Undefined class '$class_impl' in register template class");
+        }
+        // register the class
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        $smarty->registered_classes[$class_name] = $class_impl;
+
+        return $this;
+    }
+
+    /**
+     * Registers a default plugin handler
+     *
+     * @param  callable $callback class/method name
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     * @throws SmartyException              if $callback is not callable
+     */
+    public function registerDefaultPluginHandler($callback)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        if (is_callable($callback)) {
+            $smarty->default_plugin_handler_func = $callback;
+        } else {
+            throw new SmartyException("Default plugin handler '$callback' not callable");
+        }
+
+        return $this;
+    }
+
+    /**
+     * Registers a default template handler
+     *
+     * @param  callable $callback class/method name
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     * @throws SmartyException              if $callback is not callable
+     */
+    public function registerDefaultTemplateHandler($callback)
+    {
+        Smarty_Internal_Extension_DefaultTemplateHandler::registerDefaultTemplateHandler($this, $callback);
+        return $this;
+    }
+
+    /**
+     * Registers a default template handler
+     *
+     * @param  callable $callback class/method name
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     * @throws SmartyException              if $callback is not callable
+     */
+    public function registerDefaultConfigHandler($callback)
+    {
+        Smarty_Internal_Extension_DefaultTemplateHandler::registerDefaultConfigHandler($this, $callback);
+        return $this;
+    }
+
+    /**
+     * Registers a filter function
+     *
+     * @param  string   $type filter type
+     * @param  callback $callback
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function registerFilter($type, $callback)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        $smarty->registered_filters[$type][$this->_get_filter_name($callback)] = $callback;
+
+        return $this;
+    }
+
+    /**
+     * Unregisters a filter function
+     *
+     * @param  string   $type filter type
+     * @param  callback $callback
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function unregisterFilter($type, $callback)
+    {
+        $name = $this->_get_filter_name($callback);
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        if (isset($smarty->registered_filters[$type][$name])) {
+            unset($smarty->registered_filters[$type][$name]);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Return internal filter name
+     *
+     * @param  callback $function_name
+     *
+     * @return string   internal filter name
+     */
+    public function _get_filter_name($function_name)
+    {
+        if (is_array($function_name)) {
+            $_class_name = (is_object($function_name[0]) ?
+                get_class($function_name[0]) : $function_name[0]);
+
+            return $_class_name . '_' . $function_name[1];
+        } else {
+            return $function_name;
+        }
+    }
+
+    /**
+     * load a filter of specified type and name
+     *
+     * @param  string $type filter type
+     * @param  string $name filter name
+     *
+     * @throws SmartyException if filter could not be loaded
+     */
+    public function loadFilter($type, $name)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        $_plugin = "smarty_{$type}filter_{$name}";
+        $_filter_name = $_plugin;
+        if ($smarty->loadPlugin($_plugin)) {
+            if (class_exists($_plugin, false)) {
+                $_plugin = array($_plugin, 'execute');
+            }
+            if (is_callable($_plugin)) {
+                $smarty->registered_filters[$type][$_filter_name] = $_plugin;
+
+                return true;
+            }
+        }
+        throw new SmartyException("{$type}filter \"{$name}\" not callable");
+    }
+
+    /**
+     * unload a filter of specified type and name
+     *
+     * @param  string $type filter type
+     * @param  string $name filter name
+     *
+     * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or
+     *                                      Smarty_Internal_Template) instance for chaining
+     */
+    public function unloadFilter($type, $name)
+    {
+        $smarty = isset($this->smarty) ? $this->smarty : $this;
+        $_filter_name = "smarty_{$type}filter_{$name}";
+        if (isset($smarty->registered_filters[$type][$_filter_name])) {
+            unset ($smarty->registered_filters[$type][$_filter_name]);
+        }
+
+        return $this;
+    }
+
+    /**
+     * preg_replace callback to convert camelcase getter/setter to underscore property names
+     *
+     * @param  string $match match string
+     *
+     * @return string replacemant
+     */
+    private function replaceCamelcase($match)
+    {
+        return "_" . strtolower($match[1]);
+    }
+
+    /**
+     * Handle unknown class methods
+     *
+     * @param string $name unknown method-name
+     * @param array  $args argument array
+     *
+     * @throws SmartyException
+     */
+    public function __call($name, $args)
+    {
+        static $_prefixes = array('set' => true, 'get' => true);
+        static $_resolved_property_name = array();
+        static $_resolved_property_source = array();
+
+        // see if this is a set/get for a property
+        $first3 = strtolower(substr($name, 0, 3));
+        if (isset($_prefixes[$first3]) && isset($name[3]) && $name[3] !== '_') {
+            if (isset($_resolved_property_name[$name])) {
+                $property_name = $_resolved_property_name[$name];
+            } else {
+                // try to keep case correct for future PHP 6.0 case-sensitive class methods
+                // lcfirst() not available < PHP 5.3.0, so improvise
+                $property_name = strtolower(substr($name, 3, 1)) . substr($name, 4);
+                // convert camel case to underscored name
+                $property_name = preg_replace_callback('/([A-Z])/', array($this, 'replaceCamelcase'), $property_name);
+                $_resolved_property_name[$name] = $property_name;
+            }
+            if (isset($_resolved_property_source[$property_name])) {
+                $status = $_resolved_property_source[$property_name];
+            } else {
+                $status = null;
+                if (property_exists($this, $property_name)) {
+                    $status = true;
+                } elseif (property_exists($this->smarty, $property_name)) {
+                    $status = false;
+                }
+                $_resolved_property_source[$property_name] = $status;
+            }
+            $smarty = null;
+            if ($status === true) {
+                $smarty = $this;
+            } elseif ($status === false) {
+                $smarty = $this->smarty;
+            }
+            if ($smarty) {
+                if ($first3 == 'get') {
+                    return $smarty->$property_name;
+                } else {
+                    return $smarty->$property_name = $args[0];
+                }
+            }
+            throw new SmartyException("property '$property_name' does not exist.");
+        }
+        throw new SmartyException("Call of unknown method '$name'.");
+    }
+}
+