243 lines
9.7 KiB
PHP
Executable file
243 lines
9.7 KiB
PHP
Executable file
<?php #
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if (IN_serendipity !== true) {
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die ("Don't hack!");
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}
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@serendipity_plugin_api::load_language(dirname(__FILE__));
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class serendipity_event_entrysplit extends serendipity_event
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{
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var $title = PLUGIN_ENTRYSPLIT_NAME;
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var $toc_count;
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var $toc;
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var $split_index;
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var $header_order;
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function introspect(&$propbag)
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{
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global $serendipity;
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$propbag->add('name', PLUGIN_ENTRYSPLIT_NAME);
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$propbag->add('description', PLUGIN_ENTRYSPLIT_BLAHBLAH);
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$propbag->add('stackable', false);
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$propbag->add('author', 'Garvin Hicking, Tadashi Jokagi, Thomas Werner');
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$propbag->add('version', '1.5.7');
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$propbag->add('requirements', array(
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'serendipity' => '0.8',
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'smarty' => '2.6.7',
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'php' => '4.1.0'
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));
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$propbag->add('event_hooks', array('entry_display' => true));
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$propbag->add('scrambles_true_content', true);
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$propbag->add('groups', array('BACKEND_EDITOR'));
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$propbag->add('configuration', array('split_char', 'split_length', 'showbody'));
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}
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function introspect_config_item($name, &$propbag)
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{
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switch($name) {
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case 'split_char':
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$propbag->add('type', 'string');
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$propbag->add('name', PLUGIN_ENTRYSPLIT_CHAR);
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$propbag->add('description', PLUGIN_ENTRYSPLIT_CHAR_DESC);
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$propbag->add('default', '<!--nextpage-->');
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break;
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case 'split_length':
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$propbag->add('type', 'string');
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$propbag->add('name', PLUGIN_ENTRYSPLIT_LENGTH);
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$propbag->add('description', PLUGIN_ENTRYSPLIT_LENGTH_DESC);
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$propbag->add('default', '20000');
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break;
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case 'showbody':
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$propbag->add('type', 'boolean');
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$propbag->add('name', PLUGIN_ENTRYSPLIT_SHOWBODY);
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$propbag->add('description', '');
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$propbag->add('default', 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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return true;
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}
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function generate_content(&$title)
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{
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$title = $this->title;
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}
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function event_hook($event, &$bag, &$eventData, $addData = null) {
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$hooks = &$bag->get('event_hooks');
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if (isset($hooks[$event])) {
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switch($event) {
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case 'entry_display':
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$evtCount = count($eventData);
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for ($entryIdx = 0; $entryIdx < $evtCount; ++$entryIdx) {
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$this->toc_count = 0;
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$current_page = $this->get_userselected_page();
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if (!isset($eventData[$entryIdx])) continue;
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// Check whether the cache plugin is used. If so, we need to append our karma-voting output
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// to the cached version, since that one is used instead of the 'extended' key later on.
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$text = &$this->getFieldReference('extended', $eventData[$entryIdx]);
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$body_text = &$this->getFieldReference('body', $eventData[$entryIdx]);
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if(!$addData['extended']) {
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// The entry url needs to be specified more precisely if the system isn't currently
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// displaying the current entry.
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$url = $this->get_entrysplit_url($eventData[$entryIdx]['id'], $eventData[$entryIdx]['title']);
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} else {
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// Otherwise the current user-specified URL already contains entry id and title.
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$url = $this->get_entrysplit_url();
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}
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$split_char = $this->get_config('split_char');
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if (strpos($text, $split_char) === false) {
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$split_char = '<!--s9y_next_page-->';
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$text = wordwrap($text, $this->get_config('split_length'), '<!--s9y_next_page-->');
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}
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$parts = explode($split_char, $text);
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$parts_count = count($parts);
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// Create table of contents if a quick search for a [TOCx]-tag is successful
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if ((strpos($text, '[TOC') !== false) ||
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(strpos($body_text, '[TOC') !== false)) {
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// Create table of contents
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$this->toc_count = 0;
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for ($this->header_order = 3; $this->header_order <= 6; ++$this->header_order) {
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$this->toc = '';
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for ($this->split_index = 0; $this->split_index < $parts_count; ++$this->split_index) {
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$this->add_to_toc($parts[$this->split_index]);
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}
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$this->toc .= '</ul></div>';
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for ($i = 0; $i < $parts_count; ++$i) {
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$parts[$i] = str_replace('[TOC'.$this->header_order.']', $this->toc, $parts[$i]);
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$body_text = str_replace('[TOC'.$this->header_order.']', $this->toc, $body_text);
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}
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}
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}
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if (!$addData['extended']) {
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continue;
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}
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if ($current_page != 'all') {
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$text = $parts[$current_page - 1];
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}
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$parts_count++;
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if ($parts_count <= 2) {
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return true;
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}
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if ($current_page > 1 && !serendipity_db_bool($this->get_config('showbody'))) {
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$eventData[$entryIdx]['body'] = '';
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$eventData[$entryIdx]['properties']['ep_cache_body'] = '';
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}
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$pagination = '<div style="width: 70%; margin-top: 1em; margin-left: auto; margin-right: auto; text-align: center" id="entry_pagination">' . PLUGIN_ENTRYSPLIT_PAGES . ': ';
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if ( $current_page - 1 < 1) {
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$pagination .= PLUGIN_ENTRYSPLIT_PAGES_PREV . ' | ';
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} else {
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$pagination .= '<a href="' . $url . ( $current_page - 1) . '">' . PLUGIN_ENTRYSPLIT_PAGES_PREV . '</a> | ';
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$text = '<a href="' . $url . ( $current_page - 1) . '">[' . PLUGIN_ENTRYSPLIT_PAGES_PREV . '...] </a> '.$text;
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}
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for ($page = 1; $page < $parts_count; $page++) {
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$pagination .= '<a href="' . $url . $page . '">'
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. ($page == $current_page ? '<strong>' : '')
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. ($page)
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. ($page == $current_page ? '</strong>' : '')
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. '</a> | ';
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}
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if ( $current_page != 'all' && $current_page + 1 < $parts_count) {
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$pagination .= '<a href="' . $url . ( $current_page + 1) . '">' . PLUGIN_ENTRYSPLIT_PAGES_NEXT . '</a> | ';
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$text .= '<a href="' . $url . ( $current_page + 1) . '"> [...' . PLUGIN_ENTRYSPLIT_PAGES_NEXT . ']</a> ';
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} else {
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$pagination .= PLUGIN_ENTRYSPLIT_PAGES_NEXT . ' | ';
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}
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$pagination .= '<a href="' . $url . 'all">' . PLUGIN_ENTRYSPLIT_PAGES_ALL . '</a></div>';
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$eventData[0]['exflag'] = 1;
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$text .= $pagination;
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}
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return true;
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break;
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default:
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return false;
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}
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} else {
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return false;
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}
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}
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function modify_header_tag($match) {
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$order = $match[1];
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$label = $match[2];
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if($order == $this->header_order) {
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$url = $this->get_entrysplit_url().($this->split_index + 1);
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$this->toc .= '<li class="articletoc"><a class="articletoc" href="'.$url.'#artoc'.($this->toc_count).'">'.$label.'</a></li>';
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return '<a name="artoc'.($this->toc_count++).'"></a>'.$match[0];
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}
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return $match[0];
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}
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function add_to_toc(&$txt) {
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if(!$this->toc) {
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$this->toc = '<div class="articletoc">'.PLUGIN_ENTRYSPLIT_TOC.'<ul class="articletoc">';
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}
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$txt = preg_replace_callback('#<h(\d)[^>]*?>(.*)?</h[^>]*?>#i', array($this, 'modify_header_tag'), $txt);
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}
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function get_entrysplit_url($id = false, $title = false) {
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static $url;
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if ($url === null || $id !== false) {
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if ($id !== false) {
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$url = serendipity_archiveURL($id, $title);
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} else {
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$url = serendipity_currentURL();
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}
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$url = preg_replace('@(\&serendipity\[entrypage\]=[^\&]*)@i', '', $url);
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$url .= '&serendipity[entrypage]=';
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}
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return $url;
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}
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function get_userselected_page() {
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global $serendipity;
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static $current_page;
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if ($current_page === null) {
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if (isset($serendipity['GET']['entrypage'])) {
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$current_page = (int)$serendipity['GET']['entrypage'];
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} else {
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$current_page = 1;
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}
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}
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return $current_page;
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}
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}
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/* vim: set sts=4 ts=4 expandtab : */
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