0ad323c063
Undo replacing of ">" (by ">"), done by serendipity_event_unstrip_tags, at the beginning of the line in comments to make blockquotes possible. Signed-off-by: Thomas Hochstein <thh@inter.net>
314 lines
12 KiB
PHP
314 lines
12 KiB
PHP
<?php #
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use \Michelf\Markdown, \Michelf\MarkdownExtra, \Michelf\SmartyPants, \Michelf\SmartyPantsTypographer;
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if (IN_serendipity !== true) {
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die ("Don't hack!");
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}
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// Probe for a language include with constants. Still include defines later on, if some constants were missing
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$probelang = dirname(__FILE__) . '/' . $serendipity['charset'] . 'lang_' . $serendipity['lang'] . '.inc.php';
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if (file_exists($probelang)) {
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include $probelang;
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}
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include_once dirname(__FILE__) . '/lang_en.inc.php';
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class serendipity_event_markdown extends serendipity_event
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{
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var $title = PLUGIN_EVENT_MARKDOWN_NAME;
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function introspect(&$propbag)
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{
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global $serendipity;
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$propbag->add('name', PLUGIN_EVENT_MARKDOWN_NAME);
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$propbag->add('description', PLUGIN_EVENT_MARKDOWN_DESC);
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$propbag->add('stackable', false);
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$propbag->add('author', 'Serendipity Team, Jan Lehnardt and Thomas Hochstein');
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$propbag->add('requirements', array(
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'serendipity' => '0.7',
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'smarty' => '2.6.7',
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'php' => '5.3.0'
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));
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$propbag->add('version', '1.27');
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$propbag->add('cachable_events', array('frontend_display' => true));
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$propbag->add('event_hooks', array(
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'frontend_display' => true,
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'frontend_comment' => true,
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'css' => true
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));
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$propbag->add('groups', array('MARKUP'));
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$this->markup_elements = array(
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array(
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'name' => 'ENTRY_BODY',
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'element' => 'body',
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),
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array(
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'name' => 'EXTENDED_BODY',
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'element' => 'extended',
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),
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array(
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'name' => 'COMMENT',
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'element' => 'comment',
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),
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array(
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'name' => 'HTML_NUGGET',
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'element' => 'html_nugget',
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)
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);
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$conf_array = array();
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foreach($this->markup_elements as $element) {
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$conf_array[] = $element['name'];
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}
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$conf_array[] = 'MARKDOWN_EXTRA';
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$conf_array[] = 'MARKDOWN_VERSION';
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$conf_array[] = 'MARKDOWN_SMARTYPANTS';
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$propbag->add('configuration', $conf_array);
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}
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function install() {
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serendipity_plugin_api::hook_event('backend_cache_entries', $this->title);
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}
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function uninstall(&$propbag) {
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serendipity_plugin_api::hook_event('backend_cache_purge', $this->title);
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serendipity_plugin_api::hook_event('backend_cache_entries', $this->title);
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}
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function generate_content(&$title) {
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$title = $this->title;
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}
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function introspect_config_item($name, &$propbag)
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{
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switch($name) {
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case 'ENTRY_BODY':
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case 'EXTENDED_BODY':
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case 'COMMENT':
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case 'HTML_NUGGET':
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$propbag->add('type', 'boolean');
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$propbag->add('name', constant($name));
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$propbag->add('description', sprintf(APPLY_MARKUP_TO, constant($name)));
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$propbag->add('default', 'true');
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return true;
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break;
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case 'MARKDOWN_EXTRA':
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$propbag->add('type', 'boolean');
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$propbag->add('name', PLUGIN_EVENT_MARKDOWN_EXTRA_NAME);
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$propbag->add('description', PLUGIN_EVENT_MARKDOWN_EXTRA_DESC);
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$propbag->add('default', false);
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return true;
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break;
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case 'MARKDOWN_SMARTYPANTS':
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$propbag->add('type', 'radio');
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$propbag->add('name', PLUGIN_EVENT_MARKDOWN_SMARTYPANTS_NAME);
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$propbag->add('description', PLUGIN_EVENT_MARKDOWN_SMARTYPANTS_DESC);
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$propbag->add('radio', array(
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'value' => array(1, 2, 0),
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'desc' => array(PLUGIN_EVENT_MARKDOWN_SMARTYPANTS, PLUGIN_EVENT_MARKDOWN_SMARTYPANTS_EXTENDED, PLUGIN_EVENT_MARKDOWN_SMARTYPANTS_NEVER)
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));
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$propbag->add('default', 0);
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return true;
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break;
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case 'MARKDOWN_VERSION':
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$propbag->add('type', 'radio');
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$propbag->add('name', PLUGIN_EVENT_MARKDOWN_VERSION);
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$propbag->add('description', PLUGIN_EVENT_MARKDOWN_VERSION_BLABLAH);
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$propbag->add('radio', array(
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'value' => array(1, 2),
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'desc' => array('classic', 'lib'),
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));
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$propbag->add('default', 2);
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return true;
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break;
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}
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}
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function event_hook($event, &$bag, &$eventData, $addData = null) {
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global $serendipity;
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$mdsp = $this->get_config('MARKDOWN_SMARTYPANTS');
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$mdv = $this->get_config('MARKDOWN_VERSION');
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$mde = serendipity_db_bool($this->get_config('MARKDOWN_EXTRA', false));
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switch($mdv) {
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case 2:
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if ($mde) {
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require_once dirname(__FILE__) . '/lib/Michelf/MarkdownExtra.inc.php';
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} else {
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require_once dirname(__FILE__) . '/lib/Michelf/Markdown.inc.php';
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}
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if ($mdsp > 0) {
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require_once dirname(__FILE__) . '/lib/Michelf/SmartyPants.php';
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}
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if ($mdsp == 2) {
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require_once dirname(__FILE__) . '/lib/Michelf/SmartyPantsTypographer.php';
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}
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break;
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case 1:
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if ($mde) {
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include_once dirname(__FILE__) . '/markdown_extra.php';
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} else {
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include_once dirname(__FILE__) . '/markdown.php';
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}
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break;
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}
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$hooks = &$bag->get('event_hooks');
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if (isset($hooks[$event])) {
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switch($event) {
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case 'frontend_display':
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foreach ($this->markup_elements as $temp) {
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if (serendipity_db_bool($this->get_config($temp['name'], true)) && !empty($eventData[$temp['element']]) &&
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!$eventData['properties']['ep_disable_markup_' . $this->instance] &&
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!isset($serendipity['POST']['properties']['disable_markup_' . $this->instance])) {
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$element = $temp['element'];
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# HTML special chars like ">" in comments may have been replaced by entities (">")
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# by serendipity_event_unstrip_tags; we have to - partially - undo that, as ">" is
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# used for blockquotes in Markdown.
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# The regexp will only match ">" preceded by the start of the line or another ">",
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# both optionally followed by whitespace.-
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if ($element == 'comment') {
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$eventData[$element] = preg_replace('/(^|(?<=>))\s*>/m', '>', $eventData[$element]);
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}
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if ($mdv == 2) {
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if ($mde) {
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$parser = new MarkdownExtra;
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$parser->fn_id_prefix = $eventData['id'] . '_';
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$eventData[$element] = str_replace('javascript:', '', $parser->transform($eventData[$element]));
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} else {
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$eventData[$element] = str_replace('javascript:', '', Markdown::defaultTransform($eventData[$element]));
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}
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if ($mdsp == 1) $eventData[$element] = SmartyPants::defaultTransform($eventData[$element]);
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if ($mdsp == 2) $eventData[$element] = SmartyPantsTypographer::defaultTransform($eventData[$element]);
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} else {
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$eventData[$element] = str_replace('javascript:', '', Markdown($eventData[$element]));
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}
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}
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}
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$this->setPlaintextBody($eventData, $mde, $mdv, $mdsp);
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return true;
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break;
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case 'frontend_comment':
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if (serendipity_db_bool($this->get_config('COMMENT', true))) {
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echo '<div class="serendipity_commentDirection serendipity_comment_markdown">' . PLUGIN_EVENT_MARKDOWN_TRANSFORM . '</div>';
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}
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return true;
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break;
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case 'css':
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// if (strpos($eventData, '.footnotes')) {
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// return true;
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// }
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$this->addToCSS($eventData);
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return true;
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break;
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default:
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return false;
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}
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} else {
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return false;
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}
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}
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/**
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* Sets a GLOBAL plaintext body by first transforming the body to HTML, then stripping HTML tags from the body
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* @see http://board.s9y.org/viewtopic.php?f=11&t=18351 Discussion of this feature in the S9y forum.
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*
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* @param array $eventData
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* @param bool $extra Markdown Extra default FALSE
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* @param int $version Markdown Classic or Lib default 2
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* @param int $pants SmartyPants option default 0
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*/
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function setPlaintextBody(array $eventData, $extra=FALSE, $version=2, $pants=0)
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{
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if (isset($GLOBALS['entry'][0]['plaintext_body'])) {
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$plaintext_body = $GLOBALS['entry'][0]['plaintext_body'];
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} else {
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$plaintext_body = html_entity_decode($eventData['body'], ENT_COMPAT, LANG_CHARSET);
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}
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if ($mde) {
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$html = ($version == 2) ? MarkdownExtra::defaultTransform($plaintext_body) : Markdown($plaintext_body);
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} else {
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$html = ($version == 2) ? Markdown::defaultTransform($plaintext_body) : Markdown($plaintext_body);
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}
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if ($pants > 0) $html = ($pants == 2) ? SmartyPantsTypographer::defaultTransform($html) : SmartyPants::defaultTransform($html);
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$GLOBALS['entry'][0]['plaintext_body'] = trim(strip_tags(str_replace('javascript:', '', $html)));
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}
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/* disabled, probably used in later versions
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function _markdown_markup($text) {
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return Markdown($text);
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}
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*/
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function addToCSS(&$eventData) {
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$eventData .= '
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/* Footnotes (generated by serendipity_event_markdown) */
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footnote-ref:after {
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content: ")";
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}
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.footnotes hr {
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border-top: dashed #ccc;
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border-width: 1px;
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}
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/* mostly taken from http://www.456bereastreet.com/archive/201105/styling_ordered_list_numbers/ */
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.footnotes ol {
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counter-reset: li;
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margin-top: .2em;
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margin-left: 1.5em;
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padding-left: 0;
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}
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.footnotes ol > li {
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list-style: none;
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position: relative;
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padding-left: .5em;
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font-size: 90%;
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}
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.footnotes ol > li:before {
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content: counter(li)")";
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counter-increment: li;
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position: absolute;
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left: -2em;
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top: -.1em;
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width: 2em;
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text-align: right;
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font-size: 80%;
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font-weight: bold;
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}
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/* --- end of Footnotes */
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';
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}
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}
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/* vim: set sts=4 ts=4 expandtab :
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* indent-tabs-mode: nil
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* End:
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*/
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?>
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