website_jukni/dokuwiki/lib/plugins/include/syntax/header.php
2017-12-29 15:51:59 +01:00

97 lines
3.2 KiB
PHP

<?php
/**
* Include plugin (permalink header component)
*
* Provides a header instruction which renders a permalink to the included page
*
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author Gina Haeussge <osd@foosel.net>
* @author Michael Klier <chi@chimeric.de>
*/
if (!defined('DOKU_INC'))
define('DOKU_INC', realpath(dirname(__FILE__) . '/../../') . '/');
if (!defined('DOKU_PLUGIN'))
define('DOKU_PLUGIN', DOKU_INC . 'lib/plugins/');
require_once (DOKU_PLUGIN . 'syntax.php');
class syntax_plugin_include_header extends DokuWiki_Syntax_Plugin {
function getType() {
return 'formatting';
}
function getSort() {
return 50;
}
function handle($match, $state, $pos, Doku_Handler $handler) {
// this is a syntax plugin that doesn't offer any syntax, so there's nothing to handle by the parser
}
/**
* Renders a permalink header.
*
* Code heavily copied from the header renderer from inc/parser/xhtml.php, just
* added an href parameter to the anchor tag linking to the wikilink.
*/
function render($mode, Doku_Renderer $renderer, $data) {
global $conf;
list($headline, $lvl, $pos, $page, $sect, $flags) = $data;
if ($mode == 'xhtml') {
/** @var Doku_Renderer_xhtml $renderer */
$hid = $renderer->_headerToLink($headline, true);
$renderer->toc_additem($hid, $headline, $lvl);
$url = ($sect) ? wl($page) . '#' . $sect : wl($page);
$renderer->doc .= DOKU_LF.'<h' . $lvl;
$classes = array();
if($flags['taglogos']) {
$tag = $this->_get_firsttag($page);
if($tag) {
$classes[] = 'include_firsttag__' . $tag;
}
}
// the include header instruction is always at the beginning of the first section edit inside the include
// wrap so there is no need to close a previous section edit.
if ($lvl <= $conf['maxseclevel']) {
$classes[] = $renderer->startSectionEdit($pos, 'section', $headline);
}
if ($classes) {
$renderer->doc .= ' class="'. implode(' ', $classes) . '"';
}
$headline = $renderer->_xmlEntities($headline);
$renderer->doc .= ' id="'.$hid.'"><a href="' . $url . '" title="' . $headline . '">';
$renderer->doc .= $headline;
$renderer->doc .= '</a></h' . $lvl . '>' . DOKU_LF;
return true;
} else {
$renderer->header($headline, $lvl, $pos);
}
return false;
}
/**
* Optionally add a CSS class for the first tag
*
* @author Michael Klier <chi@chimeric.de>
*/
function _get_firsttag($page) {
if(plugin_isdisabled('tag') || (!$taghelper =& plugin_load('helper', 'tag'))) {
return false;
}
$subject = p_get_metadata($page, 'subject');
if (is_array($subject)) {
$tag = $subject[0];
} else {
list($tag, $rest) = explode(' ', $subject, 2);
}
if($tag) {
return $tag;
} else {
return false;
}
}
}
// vim:ts=4:sw=4:et: