' . t('The Textile module allows users to enter content using Textile, a simple, plain text syntax that is filtered into valid XHTML. The filter tips page provides syntax descriptions and examples.', array('@tips_url' => url('filter/tips'))) . '

'; } } /** * Textile filter. Provides filtering of Textile tags into XHTML. */ function _textile_process($text, $format) { if (variable_get("textile_tags_$format", 0)) { return preg_replace_callback( '{\[textile\](.*?)(\[/textile\]|$)}is', '_textile_process_match', $text ); } else { return _textile_process_match(array(NULL, $text)); } } /** * Helper function for preg_replace_callback(). */ function _textile_process_match($matches) { static $textile = NULL; if (empty($textile)) { module_load_include('php', 'textile', 'classTextile'); $textile = new Textile(); //$textile->hu is the string that preceeds all relative URLs. $textile->hu = url(NULL); } return $textile->TextileThis($matches[1]); } /** * Settings callback for the Textile filter. */ function _textile_settings($format) { $form = array(); $form['textile_settings'] = array( '#type' => 'fieldset', '#title' => t('Textile filter'), '#collapsible' => TRUE ); $form['textile_settings']["textile_tags_$format"] = array( '#type' => 'checkbox', '#title' => t('Use tags'), '#default_value' => variable_get("textile_tags_$format", 0), '#description' => t('If enabled, only text between [textile] and optional [/textile] tags will be processed; otherwise, all text will be processed as Textile markup.') ); return $form; }