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<?php
/**
* Simple Tree Navigation Plugin
* @author Yves Fischer <yvesf-git@xapek.org>
*/
if(!defined('DOKU_INC')) die();
if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
require_once DOKU_PLUGIN.'action.php';
/**
* search_namespaces1
*
* like search_namespaces but with limited depth to 1
*/
function treenav_search_namespaces(&$data,$base,$file,$type,$lvl,$opts){
$opts['listdirs'] = true;
$opts['depth'] = 1;
return search_universal($data,$base,$file,$type,$lvl,$opts);
}
/**
* Helper class to list Pages and Namespaces
*/
class treenav_NamespaceNode {
public $name;
public $level;
public function __construct($name, $level) {
$this->name = $name;
$this->level = $level;
}
public function getPages() {
global $conf;
$data = array();
search($data,$conf['datadir'], 'search_list', array(), str_replace(':','/', $this->name));
return $data;
}
public function getChildren() {
global $conf;
$data = array();
$childs = array();
search($data,$conf['datadir'], 'treenav_search_namespaces', array(), str_replace(':', '/', $this->name));
foreach ($data as $ns) {
$childs[] = new treenav_NamespaceNode($ns['id'], $this->level+1);
}
return $childs;
}
}
/**
* DokuWiki Action Plugin. Inserts Tree Navigation in div "page" and wraps
* actual page in div "inner__page"
*/
class action_plugin_treenav extends DokuWiki_Action_Plugin {
function register(&$controller) {
$controller->register_hook('TPL_ACT_RENDER', 'BEFORE', $this,
'hook_beforePage');
$controller->register_hook('TPL_ACT_RENDER', 'AFTER', $this,
'hook_afterPage');
}
function hook_beforePage(&$event, $param) {
global $ID;
$deps = p_get_metadata($id, 'treenav_deps', true);
$cache = new cache(cleanID($ID), 'plugin_treenav');
if (count($deps)>0 && $cache->useCache($deps)) {
$doc = $cache->retrieveCache(false);
} else {
$deps = array('files' => array());
$root = new treenav_NamespaceNode('',0);
$renderer =& p_get_renderer('xhtml');
$renderer->listu_open();
$this->_print($root, $renderer, $deps);
$renderer->listu_close();
$doc = $renderer->doc;
$cache->storeCache($doc);
p_set_metadata($id, array('treenav_deps' => $deps));
}
echo '<div class="treenav">' . DOKU_LF . $doc . DOKU_LF . '</div>';
echo '<div class="page__inner">' . DOKU_LF;
tpl_flush();
}
function hook_afterPage(&$event, $param) {
echo '</div>' . DOKU_LF;
}
function _print($node, &$renderer, &$deps) {
global $ID;
foreach ($node->getChildren() as $child) {
foreach ($child->getPages() as $page) {
if (noNS($page['id']) === 'start') {
$renderer->listitem_open();
$deps['files'][] = wikiFN($page['id']); // Add page file to dependencies
$this->_renderPagelink($page['id'], $renderer);
if (strpos(getNS($ID), $child->name) === 0) {
// Recursive Call with Sub-Namespace that contains
// current Page ($ID)
$renderer->listu_open();
$this->_print($child, $renderer, $deps);
$renderer->listu_close();
}
$renderer->listitem_close();
}
}
}
foreach ($node->getPages() as $page) {
if (noNS($page['id']) == 'start' && getNS($page['id']) != '')
continue;
$renderer->listitem_open();
$deps['files'][] = wikiFN($page['id']); // Add page file to dependencies
$this->_renderPagelink($page['id'], $renderer);
$renderer->listitem_close();
}
}
function _renderPagelink($id, &$renderer) {
global $conf;
$id = ':' . cleanID($id);
$options = p_get_metadata($id, 'treenav');
// Icon
$iconID = $options['icon'];
if ($iconID) {
resolve_mediaid(getNS($id), $iconID, $exists);
}
if ($iconID && $exists) {
$link = ml($iconID, array('h'=>16, 'cache'=>NULL));
} else {
if (noNS($id) === $conf['start'] && getNS($id) !== '') {
$link = DOKU_REL . 'lib/plugins/treenav/images/zoom-in-symbolic.png';
} else {
$link = DOKU_REL . 'lib/plugins/treenav/images/go-next-symbolic.png';
}
}
$renderer->doc .= '<img height="16" src="'.$link.'" class="media" />' . DOKU_LF;
if ($options['title']) {
$title = $options['title'];
} else {
$title = p_get_first_heading($id);
}
$renderer->internallink($id, $title);
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
/* Local Variables: */
/* tab-width: 4 */
/* indent-tabs-mode: nil */
/* c-basic-offset: 4 */
/* End: */
|
