diff --git a/index.php b/index.php index 6daf747..d18b4c2 100644 --- a/index.php +++ b/index.php @@ -1,13 +1,13 @@ load_plugins(); - $this->run_hooks('plugins_loaded'); - - // Load the settings - $settings = $this->get_config(); - $this->run_hooks('config_loaded', array(&$settings)); - - // Get request url and script url - $url = ''; - $request_url = (isset($_SERVER['REQUEST_URI'])) ? $_SERVER['REQUEST_URI'] : ''; - $script_url = (isset($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : ''; - - // Get our url path and trim the / of the left and the right - if($request_url != $script_url) $url = trim(preg_replace('/'. str_replace('/', '\/', str_replace('index.php', '', $script_url)) .'/', '', $request_url, 1), '/'); - $url = preg_replace('/\?.*/', '', $url); // Strip query string - $this->run_hooks('request_url', array(&$url)); - - // Get the file path - if($url) $file = $settings['content_dir'] . $url; - else $file = $settings['content_dir'] .'index'; - - // Load the file - if(is_dir($file)) $file = $settings['content_dir'] . $url .'/index'. CONTENT_EXT; - else $file .= CONTENT_EXT; - - $this->run_hooks('before_load_content', array(&$file)); - if(file_exists($file)){ - $content = file_get_contents($file); - } else { - $this->run_hooks('before_404_load_content', array(&$file)); - $content = file_get_contents($settings['content_dir'] .'404'. CONTENT_EXT); - header($_SERVER['SERVER_PROTOCOL'].' 404 Not Found'); - $this->run_hooks('after_404_load_content', array(&$file, &$content)); - } - $this->run_hooks('after_load_content', array(&$file, &$content)); - - $meta = $this->read_file_meta($content); - $this->run_hooks('file_meta', array(&$meta)); - - $this->run_hooks('before_parse_content', array(&$content)); - $content = $this->parse_content($content); - $this->run_hooks('after_parse_content', array(&$content)); - $this->run_hooks('content_parsed', array(&$content)); // Depreciated @ v0.8 - - // Get all the pages - $pages = $this->get_pages($settings['base_url'], $settings['pages_order_by'], $settings['pages_order'], $settings['excerpt_length']); - $prev_page = array(); - $current_page = array(); - $next_page = array(); - while($current_page = current($pages)){ - if((isset($meta['title'])) && ($meta['title'] == $current_page['title'])){ - break; - } - next($pages); - } - $prev_page = next($pages); - prev($pages); - $next_page = prev($pages); - $this->run_hooks('get_pages', array(&$pages, &$current_page, &$prev_page, &$next_page)); - - // Load the theme - $this->run_hooks('before_twig_register'); - Twig_Autoloader::register(); - $loader = new Twig_Loader_Filesystem(THEMES_DIR . $settings['theme']); - $twig = new Twig_Environment($loader, $settings['twig_config']); - $twig->addExtension(new Twig_Extension_Debug()); - $twig_vars = array( - 'config' => $settings, - 'base_dir' => rtrim(ROOT_DIR, '/'), - 'base_url' => $settings['base_url'], - 'theme_dir' => THEMES_DIR . $settings['theme'], - 'theme_url' => $settings['base_url'] .'/'. basename(THEMES_DIR) .'/'. $settings['theme'], - 'site_title' => $settings['site_title'], - 'meta' => $meta, - 'content' => $content, - 'pages' => $pages, - 'prev_page' => $prev_page, - 'current_page' => $current_page, - 'next_page' => $next_page, - 'is_front_page' => $url ? false : true, - ); - - $template = (isset($meta['template']) && $meta['template']) ? $meta['template'] : 'index'; - $this->run_hooks('before_render', array(&$twig_vars, &$twig, &$template)); - $output = $twig->render($template .'.html', $twig_vars); - $this->run_hooks('after_render', array(&$output)); - echo $output; - } - - /** - * Load any plugins - */ - protected function load_plugins() - { - $this->plugins = array(); - $plugins = $this->get_files(PLUGINS_DIR, '.php'); - if(!empty($plugins)){ - foreach($plugins as $plugin){ - include_once($plugin); - $plugin_name = preg_replace("/\\.[^.\\s]{3}$/", '', basename($plugin)); - if(class_exists($plugin_name)){ - $obj = new $plugin_name; - $this->plugins[] = $obj; - } - } - } - } - - /** - * Parses the content using Parsedown-extra - * - * @param string $content the raw txt content - * @return string $content the Markdown formatted content - */ - protected function parse_content($content) - { - $content = preg_replace('#/\*.+?\*/#s', '', $content, 1); // Remove first comment (with meta) - $content = str_replace('%base_url%', $this->base_url(), $content); - $content = (new ParsedownExtra())->text($content); - - return $content; - } - - /** - * Parses the file meta from the txt file header - * - * @param string $content the raw txt content - * @return array $headers an array of meta values - */ - protected function read_file_meta($content) - { - $config = $this->config; - - $headers = array( - 'title' => 'Title', - 'description' => 'Description', - 'author' => 'Author', - 'date' => 'Date', - 'robots' => 'Robots', - 'template' => 'Template' - ); - - // Add support for custom headers by hooking into the headers array - $this->run_hooks('before_read_file_meta', array(&$headers)); - - foreach ($headers as $field => $regex){ - if (preg_match('/^[ \t\/*#@]*' . preg_quote($regex, '/') . ':(.*)$/mi', $content, $match) && $match[1]){ - $headers[ $field ] = trim(preg_replace("/\s*(?:\*\/|\?>).*/", '', $match[1])); - } else { - $headers[ $field ] = ''; - } - } - - if(isset($headers['date'])) $headers['date_formatted'] = utf8_encode(strftime($config['date_format'], strtotime($headers['date']))); - - return $headers; - } - - /** - * Loads the config - * - * @return array $config an array of config values - */ - protected function get_config() - { - - $this->config = @include_once(ROOT_DIR .'config.php'); - - $defaults = array( - 'site_title' => 'Pico', - 'base_url' => $this->base_url(), - 'theme' => 'default', - 'date_format' => '%D %T', - 'twig_config' => array('cache' => false, 'autoescape' => false, 'debug' => false), - 'pages_order_by' => 'alpha', - 'pages_order' => 'asc', - 'excerpt_length' => 50, +class Pico +{ + + private $config; + private $plugins; + + /** + * The constructor carries out all the processing in Pico. + * Does URL routing, Markdown processing and Twig processing. + */ + public function __construct() + { + // Load plugins + $this->load_plugins(); + $this->run_hooks('plugins_loaded'); + + // Load the settings + $settings = $this->get_config(); + $this->run_hooks('config_loaded', array(&$settings)); + + // Get request url and script url + $url = ''; + $request_url = (isset($_SERVER['REQUEST_URI'])) ? $_SERVER['REQUEST_URI'] : ''; + $script_url = (isset($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : ''; + + // Get our url path and trim the / of the left and the right + if ($request_url != $script_url) { + $url = trim(preg_replace('/' . str_replace('/', '\/', str_replace('index.php', '', $script_url)) . '/', '', + $request_url, 1), '/'); + } + $url = preg_replace('/\?.*/', '', $url); // Strip query string + $this->run_hooks('request_url', array(&$url)); + + // Get the file path + if ($url) { + $file = $settings['content_dir'] . $url; + } else { + $file = $settings['content_dir'] . 'index'; + } + + // Load the file + if (is_dir($file)) { + $file = $settings['content_dir'] . $url . '/index' . CONTENT_EXT; + } else { + $file .= CONTENT_EXT; + } + + $this->run_hooks('before_load_content', array(&$file)); + if (file_exists($file)) { + $content = file_get_contents($file); + } else { + $this->run_hooks('before_404_load_content', array(&$file)); + $content = file_get_contents($settings['content_dir'] . '404' . CONTENT_EXT); + header($_SERVER['SERVER_PROTOCOL'] . ' 404 Not Found'); + $this->run_hooks('after_404_load_content', array(&$file, &$content)); + } + $this->run_hooks('after_load_content', array(&$file, &$content)); + + $meta = $this->read_file_meta($content); + $this->run_hooks('file_meta', array(&$meta)); + + $this->run_hooks('before_parse_content', array(&$content)); + $content = $this->parse_content($content); + $this->run_hooks('after_parse_content', array(&$content)); + $this->run_hooks('content_parsed', array(&$content)); // Depreciated @ v0.8 + + // Get all the pages + $pages = $this->get_pages($settings['base_url'], $settings['pages_order_by'], $settings['pages_order'], + $settings['excerpt_length']); + $prev_page = array(); + $current_page = array(); + $next_page = array(); + while ($current_page = current($pages)) { + if ((isset($meta['title'])) && ($meta['title'] == $current_page['title'])) { + break; + } + next($pages); + } + $prev_page = next($pages); + prev($pages); + $next_page = prev($pages); + $this->run_hooks('get_pages', array(&$pages, &$current_page, &$prev_page, &$next_page)); + + // Load the theme + $this->run_hooks('before_twig_register'); + Twig_Autoloader::register(); + $loader = new Twig_Loader_Filesystem(THEMES_DIR . $settings['theme']); + $twig = new Twig_Environment($loader, $settings['twig_config']); + $twig->addExtension(new Twig_Extension_Debug()); + $twig_vars = array( + 'config' => $settings, + 'base_dir' => rtrim(ROOT_DIR, '/'), + 'base_url' => $settings['base_url'], + 'theme_dir' => THEMES_DIR . $settings['theme'], + 'theme_url' => $settings['base_url'] . '/' . basename(THEMES_DIR) . '/' . $settings['theme'], + 'site_title' => $settings['site_title'], + 'meta' => $meta, + 'content' => $content, + 'pages' => $pages, + 'prev_page' => $prev_page, + 'current_page' => $current_page, + 'next_page' => $next_page, + 'is_front_page' => $url ? false : true, + ); + + $template = (isset($meta['template']) && $meta['template']) ? $meta['template'] : 'index'; + $this->run_hooks('before_render', array(&$twig_vars, &$twig, &$template)); + $output = $twig->render($template . '.html', $twig_vars); + $this->run_hooks('after_render', array(&$output)); + echo $output; + } + + /** + * Load any plugins + */ + protected function load_plugins() + { + $this->plugins = array(); + $plugins = $this->get_files(PLUGINS_DIR, '.php'); + if (!empty($plugins)) { + foreach ($plugins as $plugin) { + include_once($plugin); + $plugin_name = preg_replace("/\\.[^.\\s]{3}$/", '', basename($plugin)); + if (class_exists($plugin_name)) { + $obj = new $plugin_name; + $this->plugins[] = $obj; + } + } + } + } + + /** + * Parses the content using Parsedown-extra + * + * @param string $content the raw txt content + * @return string $content the Markdown formatted content + */ + protected function parse_content($content) + { + $content = preg_replace('#/\*.+?\*/#s', '', $content, 1); // Remove first comment (with meta) + $content = str_replace('%base_url%', $this->base_url(), $content); + $content = (new ParsedownExtra())->text($content); + + return $content; + } + + /** + * Parses the file meta from the txt file header + * + * @param string $content the raw txt content + * @return array $headers an array of meta values + */ + protected function read_file_meta($content) + { + $config = $this->config; + + $headers = array( + 'title' => 'Title', + 'description' => 'Description', + 'author' => 'Author', + 'date' => 'Date', + 'robots' => 'Robots', + 'template' => 'Template' + ); + + // Add support for custom headers by hooking into the headers array + $this->run_hooks('before_read_file_meta', array(&$headers)); + + foreach ($headers as $field => $regex) { + if (preg_match('/^[ \t\/*#@]*' . preg_quote($regex, '/') . ':(.*)$/mi', $content, $match) && $match[1]) { + $headers[$field] = trim(preg_replace("/\s*(?:\*\/|\?>).*/", '', $match[1])); + } else { + $headers[$field] = ''; + } + } + + if (isset($headers['date'])) { + $headers['date_formatted'] = utf8_encode(strftime($config['date_format'], strtotime($headers['date']))); + } + + return $headers; + } + + /** + * Loads the config + * + * @return array $config an array of config values + */ + protected function get_config() + { + + $this->config = @include_once(ROOT_DIR . 'config.php'); + + $defaults = array( + 'site_title' => 'Pico', + 'base_url' => $this->base_url(), + 'theme' => 'default', + 'date_format' => '%D %T', + 'twig_config' => array('cache' => false, 'autoescape' => false, 'debug' => false), + 'pages_order_by' => 'alpha', + 'pages_order' => 'asc', + 'excerpt_length' => 50, 'content_dir' => 'content-sample/', - ); - - if(is_array($this->config)) $this->config = array_merge($defaults, $this->config); - else $this->config = $defaults; - - return $this->config; - } - - /** - * Get a list of pages - * - * @param string $base_url the base URL of the site - * @param string $order_by order by "alpha" or "date" - * @param string $order order "asc" or "desc" - * @return array $sorted_pages an array of pages - */ - protected function get_pages($base_url, $order_by = 'alpha', $order = 'asc', $excerpt_length = 50) - { - $config = $this->config; - - $pages = $this->get_files($config['content_dir'], CONTENT_EXT); - $sorted_pages = array(); - $date_id = 0; - foreach($pages as $key=>$page){ - // Skip 404 - if(basename($page) == '404'. CONTENT_EXT){ - unset($pages[$key]); - continue; - } - - // Ignore Emacs (and Nano) temp files - if (in_array(substr($page, -1), array('~','#'))) { - unset($pages[$key]); - continue; - } - // Get title and format $page - $page_content = file_get_contents($page); - $page_meta = $this->read_file_meta($page_content); - $page_content = $this->parse_content($page_content); - $url = str_replace($config['content_dir'], $base_url .'/', $page); - $url = str_replace('index'. CONTENT_EXT, '', $url); - $url = str_replace(CONTENT_EXT, '', $url); - $data = array( - 'title' => isset($page_meta['title']) ? $page_meta['title'] : '', - 'url' => $url, - 'author' => isset($page_meta['author']) ? $page_meta['author'] : '', - 'date' => isset($page_meta['date']) ? $page_meta['date'] : '', - 'date_formatted' => isset($page_meta['date']) ? utf8_encode(strftime($config['date_format'], strtotime($page_meta['date']))) : '', - 'content' => $page_content, - 'excerpt' => $this->limit_words(strip_tags($page_content), $excerpt_length), - //this addition allows the 'description' meta to be picked up in content areas... specifically to replace 'excerpt' - 'description' => isset($page_meta['description']) ? $page_meta['description'] : '', - - ); - - // Extend the data provided with each page by hooking into the data array - $this->run_hooks('get_page_data', array(&$data, $page_meta)); - - if($order_by == 'date' && isset($page_meta['date'])){ - $sorted_pages[$page_meta['date'].$date_id] = $data; - $date_id++; - } - else $sorted_pages[$page] = $data; - } - - if($order == 'desc') krsort($sorted_pages); - else ksort($sorted_pages); - - return $sorted_pages; - } - - /** - * Processes any hooks and runs them - * - * @param string $hook_id the ID of the hook - * @param array $args optional arguments - */ - protected function run_hooks($hook_id, $args = array()) - { - if(!empty($this->plugins)){ - foreach($this->plugins as $plugin){ - if(is_callable(array($plugin, $hook_id))){ - call_user_func_array(array($plugin, $hook_id), $args); - } - } - } - } - - /** - * Helper function to work out the base URL - * - * @return string the base url - */ - protected function base_url() - { - $config = $this->config; - - if(isset($config['base_url']) && $config['base_url']) return $config['base_url']; - - $url = ''; - $request_url = (isset($_SERVER['REQUEST_URI'])) ? $_SERVER['REQUEST_URI'] : ''; - $script_url = (isset($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : ''; - if($request_url != $script_url) $url = trim(preg_replace('/'. str_replace('/', '\/', str_replace('index.php', '', $script_url)) .'/', '', $request_url, 1), '/'); - - $protocol = $this->get_protocol(); - return rtrim(str_replace($url, '', $protocol . "://" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']), '/'); - } - - /** - * Tries to guess the server protocol. Used in base_url() - * - * @return string the current protocol - */ - protected function get_protocol() - { - $protocol = 'http'; - if(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off' && $_SERVER['HTTPS'] != ''){ - $protocol = 'https'; - } - return $protocol; - } - - /** - * Helper function to recusively get all files in a directory - * - * @param string $directory start directory - * @param string $ext optional limit to file extensions - * @return array the matched files - */ - protected function get_files($directory, $ext = '') - { - $array_items = array(); - if($handle = opendir($directory)){ - while(false !== ($file = readdir($handle))){ - if(in_array(substr($file, -1), array('~', '#'))){ - continue; - } - if(preg_match("/^(^\.)/", $file) === 0){ - if(is_dir($directory. "/" . $file)){ - $array_items = array_merge($array_items, $this->get_files($directory. "/" . $file, $ext)); - } else { - $file = $directory . "/" . $file; - if(!$ext || strstr($file, $ext)) $array_items[] = preg_replace("/\/\//si", "/", $file); - } - } - } - closedir($handle); - } - return $array_items; - } - - /** - * Helper function to limit the words in a string - * - * @param string $string the given string - * @param int $word_limit the number of words to limit to - * @return string the limited string - */ - protected function limit_words($string, $word_limit) - { - $words = explode(' ',$string); - $excerpt = trim(implode(' ', array_splice($words, 0, $word_limit))); - if(count($words) > $word_limit) $excerpt .= '…'; - return $excerpt; - } + ); + + if (is_array($this->config)) { + $this->config = array_merge($defaults, $this->config); + } else { + $this->config = $defaults; + } + + return $this->config; + } + + /** + * Get a list of pages + * + * @param string $base_url the base URL of the site + * @param string $order_by order by "alpha" or "date" + * @param string $order order "asc" or "desc" + * @return array $sorted_pages an array of pages + */ + protected function get_pages($base_url, $order_by = 'alpha', $order = 'asc', $excerpt_length = 50) + { + $config = $this->config; + + $pages = $this->get_files($config['content_dir'], CONTENT_EXT); + $sorted_pages = array(); + $date_id = 0; + foreach ($pages as $key => $page) { + // Skip 404 + if (basename($page) == '404' . CONTENT_EXT) { + unset($pages[$key]); + continue; + } + + // Ignore Emacs (and Nano) temp files + if (in_array(substr($page, -1), array('~', '#'))) { + unset($pages[$key]); + continue; + } + // Get title and format $page + $page_content = file_get_contents($page); + $page_meta = $this->read_file_meta($page_content); + $page_content = $this->parse_content($page_content); + $url = str_replace($config['content_dir'], $base_url . '/', $page); + $url = str_replace('index' . CONTENT_EXT, '', $url); + $url = str_replace(CONTENT_EXT, '', $url); + $data = array( + 'title' => isset($page_meta['title']) ? $page_meta['title'] : '', + 'url' => $url, + 'author' => isset($page_meta['author']) ? $page_meta['author'] : '', + 'date' => isset($page_meta['date']) ? $page_meta['date'] : '', + 'date_formatted' => isset($page_meta['date']) ? utf8_encode(strftime($config['date_format'], + strtotime($page_meta['date']))) : '', + 'content' => $page_content, + 'excerpt' => $this->limit_words(strip_tags($page_content), $excerpt_length), + //this addition allows the 'description' meta to be picked up in content areas... specifically to replace 'excerpt' + 'description' => isset($page_meta['description']) ? $page_meta['description'] : '', + + ); + + // Extend the data provided with each page by hooking into the data array + $this->run_hooks('get_page_data', array(&$data, $page_meta)); + + if ($order_by == 'date' && isset($page_meta['date'])) { + $sorted_pages[$page_meta['date'] . $date_id] = $data; + $date_id++; + } else { + $sorted_pages[$page] = $data; + } + } + + if ($order == 'desc') { + krsort($sorted_pages); + } else { + ksort($sorted_pages); + } + + return $sorted_pages; + } + + /** + * Processes any hooks and runs them + * + * @param string $hook_id the ID of the hook + * @param array $args optional arguments + */ + protected function run_hooks($hook_id, $args = array()) + { + if (!empty($this->plugins)) { + foreach ($this->plugins as $plugin) { + if (is_callable(array($plugin, $hook_id))) { + call_user_func_array(array($plugin, $hook_id), $args); + } + } + } + } + + /** + * Helper function to work out the base URL + * + * @return string the base url + */ + protected function base_url() + { + $config = $this->config; + + if (isset($config['base_url']) && $config['base_url']) { + return $config['base_url']; + } + + $url = ''; + $request_url = (isset($_SERVER['REQUEST_URI'])) ? $_SERVER['REQUEST_URI'] : ''; + $script_url = (isset($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : ''; + if ($request_url != $script_url) { + $url = trim(preg_replace('/' . str_replace('/', '\/', str_replace('index.php', '', $script_url)) . '/', '', + $request_url, 1), '/'); + } + + $protocol = $this->get_protocol(); + + return rtrim(str_replace($url, '', $protocol . "://" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']), '/'); + } + + /** + * Tries to guess the server protocol. Used in base_url() + * + * @return string the current protocol + */ + protected function get_protocol() + { + $protocol = 'http'; + if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off' && $_SERVER['HTTPS'] != '') { + $protocol = 'https'; + } + + return $protocol; + } + + /** + * Helper function to recusively get all files in a directory + * + * @param string $directory start directory + * @param string $ext optional limit to file extensions + * @return array the matched files + */ + protected function get_files($directory, $ext = '') + { + $array_items = array(); + if ($handle = opendir($directory)) { + while (false !== ($file = readdir($handle))) { + if (in_array(substr($file, -1), array('~', '#'))) { + continue; + } + if (preg_match("/^(^\.)/", $file) === 0) { + if (is_dir($directory . "/" . $file)) { + $array_items = array_merge($array_items, $this->get_files($directory . "/" . $file, $ext)); + } else { + $file = $directory . "/" . $file; + if (!$ext || strstr($file, $ext)) { + $array_items[] = preg_replace("/\/\//si", "/", $file); + } + } + } + } + closedir($handle); + } + + return $array_items; + } + + /** + * Helper function to limit the words in a string + * + * @param string $string the given string + * @param int $word_limit the number of words to limit to + * @return string the limited string + */ + protected function limit_words($string, $word_limit) + { + $words = explode(' ', $string); + $excerpt = trim(implode(' ', array_splice($words, 0, $word_limit))); + if (count($words) > $word_limit) { + $excerpt .= '…'; + } + + return $excerpt; + } } diff --git a/plugins/pico_plugin.php b/plugins/pico_plugin.php index 1f38239..236b12e 100644 --- a/plugins/pico_plugin.php +++ b/plugins/pico_plugin.php @@ -7,88 +7,89 @@ * @link http://picocms.org * @license http://opensource.org/licenses/MIT */ -class Pico_Plugin { - - public function plugins_loaded() - { - - } - - public function config_loaded(&$settings) - { - - } - - public function request_url(&$url) - { - - } - - public function before_load_content(&$file) - { - - } - - public function after_load_content(&$file, &$content) - { - - } - - public function before_404_load_content(&$file) - { - - } - - public function after_404_load_content(&$file, &$content) - { - - } - - public function before_read_file_meta(&$headers) - { - - } - - public function file_meta(&$meta) - { - - } - - public function before_parse_content(&$content) - { - - } - - public function after_parse_content(&$content) - { - - } - - public function get_page_data(&$data, $page_meta) - { - - } - - public function get_pages(&$pages, &$current_page, &$prev_page, &$next_page) - { - - } - - public function before_twig_register() - { - - } - - public function before_render(&$twig_vars, &$twig, &$template) - { - - } - - public function after_render(&$output) - { - - } - +class Pico_Plugin +{ + + public function plugins_loaded() + { + + } + + public function config_loaded(&$settings) + { + + } + + public function request_url(&$url) + { + + } + + public function before_load_content(&$file) + { + + } + + public function after_load_content(&$file, &$content) + { + + } + + public function before_404_load_content(&$file) + { + + } + + public function after_404_load_content(&$file, &$content) + { + + } + + public function before_read_file_meta(&$headers) + { + + } + + public function file_meta(&$meta) + { + + } + + public function before_parse_content(&$content) + { + + } + + public function after_parse_content(&$content) + { + + } + + public function get_page_data(&$data, $page_meta) + { + + } + + public function get_pages(&$pages, &$current_page, &$prev_page, &$next_page) + { + + } + + public function before_twig_register() + { + + } + + public function before_render(&$twig_vars, &$twig, &$template) + { + + } + + public function after_render(&$output) + { + + } + } ?>