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<?php
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// $Id: marksmarty.module,v 1.21 2008/01/22 22:25:27 weitzman Exp $
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/********************************************************************
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* Drupal Hooks
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********************************************************************/
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function marksmarty_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('Markdown with SmartyPants'));
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case 'description':
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return t('Allows content to be submitted using Markdown, a simple plain-text syntax that is filtered into valid XHTML, and converts plain ASCII characters to Unicode entities using SmartyPants.');
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case 'settings':
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return _marksmarty_settings($format);
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case 'process':
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return _marksmarty_process($text, $format);
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default:
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return $text;
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}
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}
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function marksmarty_block($op = 'list', $delta = 0, $edit = array()) {
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if ($op == 'list') {
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$blocks[0] = array('info' => t('Marksmarty Filter Tips'));
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return $blocks;
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}
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else if ($op == 'view') {
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switch($delta) {
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case 0:
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$block = array('subject' => t('Title of block #1'),
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'content' => marksmarty_display_block_1());
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break;
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}
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return $block;
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}
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}
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function marksmarty_display_block_1(){
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$content = <<<END_MARKSMARTY_BLOCK
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<pre>
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## Header 2 ##
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### Header 3 ###
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#### Header 4 ####
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##### Header 5 #####
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(Hashes on right are optional)
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Link [Drupal](http://drupal.org)
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Inline markup like _italics_,
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**bold**, and `code()`.
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> Blockquote. Like email replies
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>> And, they can be nested
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* Bullet lists are easy too
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- Another one
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+ Another one
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1. A numbered list
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2. Which is numbered
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3. With periods and a space
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And now some code:
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// Code is indented text
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is_easy() to_remember();
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</pre>
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END_MARKSMARTY_BLOCK;
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return $content;
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}
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function marksmarty_filter_tips($delta = 0, $format = -1, $long) {
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if ($long) {
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$the_output = t('Quick Tips:<ul>
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<li>Two or more spaces at a line\'s end = Line break</li>
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<li>Double returns = Paragraph</li>
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<li>*Single asterisks* or _single underscores_ = <em>Emphasis</em></li>
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<li>**Double** or __double__ = <strong>Strong</strong></li>
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<li>This is [a link](http://the.link.com "The optional title text")</li>
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</ul>For complete details on the Markdown syntax, see the <a href="http://daringfireball.net/projects/markdown/syntax">Markdown documentation</a> and <a href="http://michelf.com/projects/php-markdown/extra/">Markdown Extra documentation</a> for tables, footnotes, and more.');
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}
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else {
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$the_output = t('You can use !link to format and style the text. Also see and <a href="http://michelf.com/projects/php-markdown/extra/">Markdown Extra</a> for tables, footnotes, and more.', array('!link' => l(t('Markdown syntax'), 'filter/tips')));
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}
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return $the_output;
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}
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function marksmarty_help($path = 'admin/help#marksmarty', $arg) {
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switch ($path) {
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case 'admin/settings/modules#description':
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$the_output = t('Allows content to be submitted using Markdown, a simple plain-text syntax that is transformed into valid XHTML, and/or using SmartyPants, a filter for auto-translating plain ASCII characters to Unicode characters.');
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break;
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case 'admin/help#marksmarty':
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$the_output = t('<p>The Markdown with SmartyPants module allows you to enter content using <a href="http://daringfireball.net/projects/markdown">Markdown</a>, a simple plain-text syntax that is transformed into valid XHTML, and will automatically convert plain ASCII characters to their proper Unicode entities in context ("curly quotes," et al.) using <a href="http://daringfireball.net/projects/smartypants">SmartyPants</a>.</p>');
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break;
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}
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if (isset($the_output)) {
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return $the_output;
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}
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}
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/********************************************************************
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* Module Functions
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********************************************************************/
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function _marksmarty_process($text, $format) {
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if (!empty($text) && variable_get("marksmarty_is_markdown_on_$format", 1) == 1) {
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require_once(dirname(__FILE__) .'/markdown.php');
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$text = Markdown($text);
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}
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if (!empty($text) && variable_get("marksmarty_is_smarty_on_$format", 1) == 1) {
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global $smartypants_attr;
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require_once(dirname(__FILE__) .'/smartypants.php');
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$smartypants_attr = variable_get("marksmarty_smarty_hyphens_$format", 0) + 1;
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$text = SmartyPants($text);
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}
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return $text;
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}
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function _marksmarty_settings($format) {
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require_once(dirname(__FILE__) .'/markdown.php');
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require_once(dirname(__FILE__) .'/smartypants.php');
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$form['markdown_settings'] = array(
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'#type' => 'fieldset',
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'#title' => t('Markdown with SmartyPants'),
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'#collapsible' => TRUE,
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'#collapsed' => TRUE,
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);
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$form['markdown_settings']['help'] = array(
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'#type' => 'markup',
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'#value' => '<p>Please read the <a href="http://daringfireball.net/projects/markdown/syntax">Markdown documentation</a> for full details on its formatting syntax.</p>',
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);
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$form['markdown_settings']["marksmarty_is_markdown_on_$format"] = array(
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'#type' => 'select',
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'#title' => t('Enable Markdown?'),
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'#default_value' => variable_get("marksmarty_is_markdown_on_$format", 1),
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'#options' => array(0 => t('No'), 1 => t('Yes')),
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);
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$form['markdown_settings']["marksmarty_is_smarty_on_$format"] = array(
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'#type' => 'select',
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'#title' => t('Enable SmartyPants?'),
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'#default_value' => variable_get("marksmarty_is_smarty_on_$format", 1),
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'#options' => array(0 => t('No'), 1 => t('Yes')),
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);
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$form['markdown_settings']["marksmarty_smarty_hyphens_$format"] = array(
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'#type' => 'select',
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'#title' => t('Hyphenation settings for SmartyPants'),
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'#default_value' => variable_get("marksmarty_smarty_hyphens_$format", 0),
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'#options' => array(0 => t('"--" for em-dashes; no en-dash support'), 1 => t('"---" for em-dashes; "--" for en-dashes'), 2 => t('"--" for em-dashes; "---" for en-dashes')),
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);
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$links[] = 'Markdown PHP Version: <a href="http://www.michelf.com/projects/php-markdown/">'. MARKDOWN_VERSION .'</a>';
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$links[] .= 'Markdown Extra Version: '. MARKDOWNEXTRA_VERSION;
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$links[] .= 'SmartyPants PHP Version: <a href="http://www.michelf.com/projects/php-smartypants/">'. $GLOBALS['SmartyPantsPHPVersion'] .'</a>';
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$links[] .= 'SmartyPants Syntax Version: '. $GLOBALS['SmartyPantsSyntaxVersion'];
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$form['markdown_settings']['markdown_status'] = array(
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'#title' => t('Versions'),
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'#type' => 'item',
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'#value' => theme('item_list', $links),
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);
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return $form;
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}
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