compileTemplate example

if ($this->smarty->debugging) {
            Smarty_Internal_Debug::start_compile($this);
        }
        // compile locking         if ($this->smarty->compile_locking && !$this->source->recompiled) {
            if ($saved_timestamp = $this->compiled->timestamp) {
                touch($this->compiled->filepath);
            }
        }
        // call compiler         try {
            $code = $this->compiler->compileTemplate($this);
        } catch (Exception $e) {
            // restore old timestamp in case of error             if ($this->smarty->compile_locking && !$this->source->recompiled && $saved_timestamp) {
                touch($this->compiled->filepath, $saved_timestamp);
            }
            throw $e;
        }
        // compiling succeded         if (!$this->source->recompiled && $this->compiler->write_compiled_code) {
            // write compiled template             $_filepath = $this->compiled->filepath;
            

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) {
                $_smarty_tpl = $_template;
                if ($_template->source->recompiled) {
                    if ($this->smarty->debugging) {
                        Smarty_Internal_Debug::start_compile($_template);
                    }
                    $code = $_template->compiler->compileTemplate($_template);
                    if ($this->smarty->debugging) {
                        Smarty_Internal_Debug::end_compile($_template);
                    }
                    if ($this->smarty->debugging) {
                        Smarty_Internal_Debug::start_render($_template);
                    }
                    try {
                        ob_start();
                        eval("?>" . $code);
                        unset($code);
                    } catch (Exception $e) {
                        

$_tpl->source->filepath = $compiler->template->block_data[$_name]['file'];
        $_tpl->allow_relative_path = true;
        if ($compiler->nocache) {
            $_tpl->compiler->forceNocache = 2;
        } else {
            $_tpl->compiler->forceNocache = 1;
        }
        $_tpl->compiler->suppressHeader = true;
        $_tpl->compiler->suppressTemplatePropertyHeader = true;
        $_tpl->compiler->suppressMergedTemplates = true;
        if (strpos($compiler->template->block_data[$_name]['source'], '%%%%SMARTY_PARENT%%%%') !== false) {
            $_output = str_replace('%%%%SMARTY_PARENT%%%%', $compiler->parser->current_buffer->to_smarty_php(), $_tpl->compiler->compileTemplate($_tpl));
        } elseif ($compiler->template->block_data[$_name]['mode'] == 'prepend') {
            $_output = $_tpl->compiler->compileTemplate($_tpl) . $compiler->parser->current_buffer->to_smarty_php();
        } elseif ($compiler->template->block_data[$_name]['mode'] == 'append') {
            $_output = $compiler->parser->current_buffer->to_smarty_php() . $_tpl->compiler->compileTemplate($_tpl);
        } elseif (!empty($compiler->template->block_data[$_name])) {
            $_output = $_tpl->compiler->compileTemplate($_tpl);
        }
        $compiler->template->properties['file_dependency'] = array_merge($compiler->template->properties['file_dependency'], $_tpl->properties['file_dependency']);
        $compiler->template->properties['function'] = array_merge($compiler->template->properties['function'], $_tpl->properties['function']);
        $compiler->merged_templates = array_merge($compiler->merged_templates, $_tpl->compiler->merged_templates);
        $compiler->template->variable_filters = $_tpl->variable_filters;
        

                    $compiler->smarty->merged_templates_func[$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) {
                        // get compiled code                         $compiled_code = $tpl->compiler->compileTemplate($tpl);
                        // release compiler object to free memory                         unset($tpl->compiler);
                        // merge compiled code for {function} tags                         $compiler->template->properties['function'] = array_merge($compiler->template->properties['function'], $tpl->properties['function']);
                        // merge filedependency                         $tpl->properties['file_dependency'][$tpl->source->uid] = array($tpl->source->filepath, $tpl->source->timestamp,$tpl->source->type);
                        $compiler->template->properties['file_dependency'] = array_merge($compiler->template->properties['file_dependency'], $tpl->properties['file_dependency']);
                        // remove header code                         $compiled_code = preg_replace("/(<\?php \/\*%%SmartyHeaderCode:{$tpl->properties['nocache_hash']}%%\*\/(.+?)\/\*\/%%SmartyHeaderCode%%\*\/\?>\n)/s", '', $compiled_code);
                        if ($tpl->has_nocache_code) {
                            // replace nocache_hash

// populate the template name of all node children         $this->setSourceContext($source);
    }

    public function setIndex($index)
    {
        $this->setAttribute('index', $index);
    }

    public function compile(Compiler $compiler): void
    {
        $this->compileTemplate($compiler);

        foreach ($this->getAttribute('embedded_templates') as $template) {
            $compiler->subcompile($template);
        }
    }

    protected function compileTemplate(Compiler $compiler)
    {
        if (!$this->getAttribute('index')) {
            $compiler->write('<?php');
        }