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<?php
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// $Id: smartypants.module,v 1.6.2.1 2007/02/15 17:39:56 jhriggs Exp $
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/**
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* The smartypants filter module uses SmartyPants-PHP
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* (http://monauraljerk.org/smartypants-php/) to translate plain ASCII
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* punctuation characters into "smart" typographic punctuation HTML
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* entities.
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*
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* @version $Id: smartypants.module,v 1.6.2.1 2007/02/15 17:39:56 jhriggs Exp $
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* @copyright Copyright (c) 2003-2007 Jim Riggs. All rights reserved.
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* @author Jim Riggs <drupal at jimandlissa dot com>
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*/
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/********************************************************************
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* Drupal Hooks
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********************************************************************/
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/**
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* Implementation of hook_filter().
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*/
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function smartypants_filter($op, $delta = 0, $format = -1, $text = '') {
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switch ($op) {
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case 'list':
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return array(t("SmartyPants"));
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case 'description':
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return t('Translates plain ASCII punctuation characters into “smart” typographic punctuation HTML entities.');
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case 'settings':
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require_once(dirname(__FILE__) . '/smartypants-php/SmartyPants-PHP.inc');
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$form = array();
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$form['smartypants'] = array(
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'#type' => 'fieldset',
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'#title' => t('SmartyPants filter'),
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'#collapsible' => TRUE
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);
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$form['smartypants']['smartypants_dashes'] = array(
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'#type' => 'fieldset',
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'#title' => t('Dash conversion'),
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'#collapsible' => TRUE
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);
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$form['smartypants']['smartypants_dashes']["smartypants_dashes_$format"] = array(
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'#type' => 'radios',
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'#default_value' => variable_get("smartypants_dashes_$format", DO_DASHES),
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'#options' => array(
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0 => t('None'),
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DO_DASHES => t('Convert -- to em-dash (—)'),
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DO_OLDSCHOOL_DASHES => t('Convert -- to en-dash (–) and --- to em-dash (—)'),
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DO_INVERTED_OLDSCHOOL_DASHES => t('Convert -- to em-dash (—) and --- to en-dash (–)'))
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);
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$form['smartypants']['smartypants_backticks'] = array(
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'#type' => 'fieldset',
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'#title' => t('Backtick conversion'),
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'#collapsible' => TRUE
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);
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$form['smartypants']['smartypants_backticks']["smartypants_backticks_$format"] = array(
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'#type' => 'radios',
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'#default_value' => variable_get("smartypants_backticks_$format", DO_BACKTICKS_DOUBLE),
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'#options' => array(
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0 => t('None'),
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DO_BACKTICKS_DOUBLE => t('Convert ``text\'\' to “text”'),
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DO_BACKTICKS_ALL => t('Convert ``text\'\' to “text” and `text\' to ‘text’'))
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);
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$form['smartypants']["smartypants_ellipses_$format"] = array(
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'#type' => 'checkbox',
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'#title' => t('Convert ellipses'),
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'#default_value' => variable_get("smartypants_ellipses_$format", DO_ELLIPSES),
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'#return_value' => DO_ELLIPSES,
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'#description' => t('Converts ... and . . . to ellipses (…).')
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);
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$form['smartypants']["smartypants_quotes_$format"] = array(
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'#type' => 'checkbox',
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'#title' => t('Convert quotation marks'),
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'#default_value' => variable_get("smartypants_quotes_$format", DO_QUOTES),
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'#return_value' => DO_QUOTES,
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'#description' => t('Converts "text" to “text” and \'text\' to ‘text’.')
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);
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return $form;
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case 'process':
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require_once(dirname(__FILE__) . '/smartypants-php/SmartyPants-PHP.inc');
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static $settings = array();
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if (!isset($settings[$format])) {
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$settings[$format] = (
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intval(variable_get("smartypants_quotes_$format", DO_QUOTES))
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| intval(variable_get("smartypants_backticks_$format", DO_BACKTICKS_DOUBLE))
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| intval(variable_get("smartypants_dashes_$format", DO_DASHES))
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| intval(variable_get("smartypants_ellipses_$format", DO_ELLIPSES))
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);
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}
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return SmartyPants($text, $settings[$format]);
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default:
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return $text;
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}
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}
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/**
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* Implementation of hook_filter_tips().
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*/
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function smartypants_filter_tips($delta, $format, $long = FALSE) {
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if ($long) {
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return t('
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<h1>Smartypants Help</h1>
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<p>
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SmartyPants will translate plain ASCII punctuation characters into
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“smart” typographic punctuation HTML entities. It performs the
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following transformations:
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</p>
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<ul>
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<li>Straight quotes ( " and ' ) into “curly”
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quote HTML entities</li>
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<li>Backticks-style quotes (``like this\'\') into “curly”
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quote HTML entities</li>
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<li>Dashes (“--” and “---”) into en- and
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em-dash entities</li>
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<li>Three consecutive dots (“...”) into an ellipsis
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entity</li>
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</ul>
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');
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}
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else {
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return t('SmartyPants will translate ASCII punctuation characters into “smart” typographic punctuation HTML entities.');
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}
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}
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/**
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* Implementation of hook_help().
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*/
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function smartypants_help($section = 'admin/help#smartypants') {
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switch ($section) {
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case 'admin/help#smartypants':
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return smartypants_filter_tips(NULL, NULL, TRUE);
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}
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}
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?>
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