template_class example

    protected function getTemplateUid(Smarty $smarty, $resource_name, $cache_id, $compile_id)
    {
        $uid = '';
        if (isset($resource_name)) {
            $tpl = new $smarty->template_class($resource_name, $smarty);
            if ($tpl->source->exists) {
                $uid = $tpl->source->uid;
            }
            
            // remove from template cache             if ($smarty->allow_ambiguous_resources) {
                $_templateId = $tpl->source->unique_resource . $tpl->cache_id . $tpl->compile_id;
            } else {
                $_templateId = $smarty->joined_template_dir . '#' . $resource_name . $tpl->cache_id . $tpl->compile_id;
            }
            if (isset($_templateId[150])) {
                

if (isset($_templateId[150])) {
            $_templateId = sha1($_templateId);
        }
// if (isset($this->smarty->template_objects[$_templateId])) { // // clone cached template object because of possible recursive call // $tpl = clone $this->smarty->template_objects[$_templateId]; // $tpl->parent = $this; // $tpl->caching = $caching; // $tpl->cache_lifetime = $cache_lifetime; // } else {             $tpl = new $this->smarty->template_class($template, $this->smarty, $this, $cache_id, $compile_id, $caching, $cache_lifetime);
// }         // get variables from calling scope         if ($parent_scope == Smarty::SCOPE_LOCAL) {
            $tpl->tpl_vars = $this->tpl_vars;
            $tpl->tpl_vars['smarty'] = clone $this->tpl_vars['smarty'];
        } elseif ($parent_scope == Smarty::SCOPE_PARENT) {
            $tpl->tpl_vars = &$this->tpl_vars;
        } elseif ($parent_scope == Smarty::SCOPE_GLOBAL) {
            $tpl->tpl_vars = &Smarty::$global_tpl_vars;
        } elseif (($scope_ptr = $this->getScopePointer($parent_scope)) == null) {
            $tpl->tpl_vars = &$this->tpl_vars;
        }

    public static function clearCompiledTemplate($resource_name, $compile_id, $exp_time, Smarty $smarty)
    {
        $_compile_dir = $smarty->getCompileDir();
        $_compile_id = isset($compile_id) ? preg_replace('![^\w\|]+!', '_', $compile_id) : null;
        $_dir_sep = $smarty->use_sub_dirs ? DS : '^';
        if (isset($resource_name)) {
            $_save_stat = $smarty->caching;
            $smarty->caching = false;
            $tpl = new $smarty->template_class($resource_name, $smarty);
            $smarty->caching = $_save_stat;

            // remove from template cache             $tpl->source; // have the template registered before unset()             if ($smarty->allow_ambiguous_resources) {
                $_templateId = $tpl->source->unique_resource . $tpl->cache_id . $tpl->compile_id;
            } else {
                $_templateId = $smarty->joined_template_dir . '#' . $resource_name . $tpl->cache_id . $tpl->compile_id;
            }
            if (isset($_templateId[150])) {
                $_templateId = sha1($_templateId);
            }

/** * Check if a template resource exists * * @param string $resource_name template name * @return boolean status */
    public function templateExists($resource_name)
    {
        // create template object         $save = $this->template_objects;
        $tpl = new $this->template_class($resource_name, $this);
        // check if it does exists         $result = $tpl->source->exists;
        $this->template_objects = $save;
        return $result;
    }

    /** * Returns a single or all global variables * * @param object $smarty * @param string $varname variable name or null * @return string variable value or or array of variables */

$_cache_id_parts = explode('|', $_cache_id);
            $_cache_id_parts_count = count($_cache_id_parts);
            if ($smarty->use_sub_dirs) {
                foreach ($_cache_id_parts as $id_part) {
                    $_dir .= $id_part . DS;
                }
            }
        }
        if (isset($resource_name)) {
            $_save_stat = $smarty->caching;
            $smarty->caching = true;
            $tpl = new $smarty->template_class($resource_name, $smarty);
            $smarty->caching = $_save_stat;

            // remove from template cache             $tpl->source; // have the template registered before unset()             if ($smarty->allow_ambiguous_resources) {
                $_templateId = $tpl->source->unique_resource . $tpl->cache_id . $tpl->compile_id;
            } else {
                $_templateId = $smarty->joined_template_dir . '#' . $resource_name . $tpl->cache_id . $tpl->compile_id;
            }
            if (isset($_templateId[150])) {
                $_templateId = sha1($_templateId);
            }

        $has_compiled_template = false;
        if (($compiler->smarty->merge_compiled_includes || $_attr['inline'] === true) && !$compiler->template->source->recompiled
            && !($compiler->template->caching && ($compiler->tag_nocache || $compiler->nocache)) && $_caching != Smarty::CACHING_LIFETIME_CURRENT) {
            // check if compiled code can be merged (contains no variable part)             if (!$compiler->has_variable_string && (substr_count($include_file, '"') == 2 or substr_count($include_file, "'") == 2)
               and substr_count($include_file, '(') == 0 and substr_count($include_file, '$_smarty_tpl->') == 0) {
                $tpl_name = null;
                eval("\$tpl_name = $include_file;");
                if (!isset($compiler->smarty->merged_templates_func[$tpl_name]) || $compiler->inheritance) {
                    $tpl = new $compiler->smarty->template_class ($tpl_name, $compiler->smarty, $compiler->template, $compiler->template->cache_id, $compiler->template->compile_id);
                    // save unique function name                     $compiler->smarty->merged_templates_func[$tpl_name]['func'] = $tpl->properties['unifunc'] = 'content_'. str_replace('.', '_', uniqid('', true));
                    // use current nocache hash for inlined code                     $compiler->smarty->merged_templates_func[$tpl_name]['nocache_hash'] = $tpl->properties['nocache_hash'] = $compiler->template->properties['nocache_hash'];
                    if ($compiler->template->caching) {
                        // needs code for cached page but no cache file                         $tpl->caching = self::CACHING_NOCACHE_CODE;
                    }
                    // make sure whole chain gest compiled                     $tpl->mustCompile = true;
                    if (!($tpl->source->uncompiled) && $tpl->source->exists) {
                        

if ($_attr['nocache'] === true) {
            $compiler->trigger_template_error('nocache option not allowed', $compiler->lex->taglineno);
        }

        $_smarty_tpl = $compiler->template;
        $include_file = null;
        if (strpos($_attr['file'], '$_tmp') !== false) {
            $compiler->trigger_template_error('illegal value for file attribute', $compiler->lex->taglineno);
        }
        eval('$include_file = ' . $_attr['file'] . ';');
        // create template object         $_template = new $compiler->smarty->template_class($include_file, $compiler->smarty, $compiler->template);
        // save file dependency         if (isset($_is_stringy[$_template->source->type])) {
            $template_sha1 = sha1($include_file);
        } else {
            $template_sha1 = sha1($_template->source->filepath);
        }
        if (isset($compiler->template->properties['file_dependency'][$template_sha1])) {
            $compiler->trigger_template_error("illegal recursive call of \"{$include_file}\"", $compiler->lex->line - 1);
        }
        $compiler->template->properties['file_dependency'][$template_sha1] = array($_template->source->filepath, $_template->source->timestamp, $_template->source->type);
        $_content = ($this->mbstring_overload ? mb_substr($compiler->template->source->content, $compiler->lex->counter - 1, 20000000, 'latin1') : substr($compiler->template->source->content, $compiler->lex->counter - 1));