Ui\Index class replaces html_index()

inc/Action/Index.php

@@ -2,24 +2,28 @@
 
 namespace dokuwiki\Action;
 
+use dokuwiki\Ui;
+
 /**
  * Class Index
  *
  * Show the human readable sitemap. Do not confuse with Sitemap
  *
  * @package dokuwiki\Action
  */
-class Index extends AbstractAction {
-
+class Index extends AbstractAction
+{
     /** @inheritdoc */
-    public function minimumPermission() {
+    public function minimumPermission()
+    {
         return AUTH_NONE;
     }
 
     /** @inheritdoc */
-    public function tplContent() {
+    public function tplContent()
+    {
         global $IDX;
-        html_index($IDX);
+        (new Ui\Index)->show($IDX);
     }
 
 }

inc/Ui/Index.php

@@ -0,0 +1,114 @@
+<?php
+
+namespace dokuwiki\Ui;
+
+use dokuwiki\Extension\Event;
+use dokuwiki\Form\Form;
+
+/**
+ * DokuWiki Index Insterface
+ *
+ * @package dokuwiki\Ui
+ */
+class Index extends Ui
+{
+    /**
+     * Display page index
+     *
+     * @author   Andreas Gohr <andi@splitbrain.org>
+     *
+     * @param string $ns
+     * @return void
+     */
+        public function show($ns = '')
+        {
+        global $conf;
+        global $ID;
+
+        $ns  = cleanID($ns);
+        if (empty($ns)){
+            $ns = getNS($ID);
+            if ($ns === false) $ns = '';
+        }
+        $ns  = utf8_encodeFN(str_replace(':', '/', $ns));
+
+        // print intro
+        print p_locale_xhtml('index');
+
+        print '<div id="index__tree" class="index__tree">';
+
+        $data = array();
+        search($data, $conf['datadir'], 'search_index', array('ns' => $ns));
+        print html_buildlist($data, 'idx', [$this,'html_list_index'], [$this,'html_li_index']);
+
+        print '</div>'.DOKU_LF;
+    }
+
+    /**
+     * Index item formatter
+     *
+     * User function for html_buildlist()
+     *
+     * @author Andreas Gohr <andi@splitbrain.org>
+     *
+     * @param array $item
+     * @return string
+     */
+    public function html_list_index($item)
+    {
+        global $ID, $conf;
+
+        // prevent searchbots needlessly following links
+        $nofollow = ($ID != $conf['start'] || $conf['sitemap']) ? 'rel="nofollow"' : '';
+
+        $html = '';
+        $base = ':'.$item['id'];
+        $base = substr($base, strrpos($base,':') +1);
+        if ($item['type'] == 'd') {
+            // FS#2766, no need for search bots to follow namespace links in the index
+            $link = wl($ID, 'idx='. rawurlencode($item['id']));
+            $html .= '<a href="'. $link .'" title="'. $item['id'] .'" class="idx_dir"' . $nofollow .'><strong>';
+            $html .= $base;
+            $html .= '</strong></a>';
+        } else {
+            // default is noNSorNS($id), but we want noNS($id) when useheading is off FS#2605
+            $html .= html_wikilink(':'.$item['id'], useHeading('navigation') ? null : noNS($item['id']));
+        }
+        return $html;
+    }
+
+    /**
+     * Index List item
+     *
+     * This user function is used in html_buildlist to build the
+     * <li> tags for namespaces when displaying the page index
+     * it gives different classes to opened or closed "folders"
+     *
+     * @author Andreas Gohr <andi@splitbrain.org>
+     *
+     * @param array $item
+     * @return string html
+     */
+    public function html_li_index($item)
+    {
+        global $INFO;
+        global $ACT;
+
+        $class = '';
+        $id = '';
+
+        if ($item['type'] == 'f') {
+            // scroll to the current item
+            if (isset($INFO) && $item['id'] == $INFO['id'] && $ACT == 'index') {
+                $id = ' id="scroll__here"';
+                $class = ' bounce';
+            }
+            return '<li class="level'.$item['level'].$class.'" '.$id.'>';
+        } elseif ($item['open']) {
+            return '<li class="open">';
+        } else {
+            return '<li class="closed">';
+        }
+    }
+
+}