From 961b4e7a874cea8b0984cd53775f7467ba199b80 Mon Sep 17 00:00:00 2001
From: Silvio <silvio@socioambiental.org>
Date: Mon, 19 Oct 2009 12:33:32 -0200
Subject: Checking for child terms

---
 jquery_drawer.info   |  3 ++-
 jquery_drawer.module | 76 +++++++++++++---------------------------------------
 2 files changed, 21 insertions(+), 58 deletions(-)

diff --git a/jquery_drawer.info b/jquery_drawer.info
index 964b777..9713ed5 100644
--- a/jquery_drawer.info
+++ b/jquery_drawer.info
@@ -3,4 +3,5 @@ name = jQuery Drawer
 description = Show menu with jQuery.drawer functionality.
 core = 6.x
 version = "6.x-0.1"
-dependencies[] = menu taxonomy_node_tree
+dependencies[] = menu
+dependencies[] = taxonomy_node_tree
diff --git a/jquery_drawer.module b/jquery_drawer.module
index 4a49162..7dad139 100644
--- a/jquery_drawer.module
+++ b/jquery_drawer.module
@@ -121,21 +121,22 @@ function theme_jquery_drawer($menu) {
 
 /**
  * Menu callback.
+ *
+ * @TODO: split themeable output from logic.
  */
 function jquery_drawer_page($tid = NULL) {
-  // First render all nodes whose parent is $term
+  $output  = '';
+  $nodes   = taxonomy_select_nodes(array($tid));
+  $output .= '<ul id="drw_item" class="hidden">';
 
-  $output = '';
-  $nodes  = taxonomy_select_nodes(array($tid));
-  
+  // First render all nodes whose parent is $term
   while ($node = db_fetch_object($nodes)) {
     $link['title']  = $node->title;
     $link['href']   = 'node/'. $node->nid;
     $output        .= theme('jquery_drawer_link', $link);
   }
 
-  // Then render all nodes whose terms are children of $term
-  
+  // Check for child terms 
   $vid   = variable_get('jquery_drawer', '1');
   $terms = taxonomy_node_tree_taxonomy_get_tree($vid, $tid);
 
@@ -143,18 +144,21 @@ function jquery_drawer_page($tid = NULL) {
     $filter[] = $term->tid;
   }
 
-  $query  = 'SELECT node.nid, node.title, term_node.tid FROM {node} LEFT JOIN 
-             {term_node} ON term_node.nid = node.nid WHERE term_node.tid IN (%s)
-             AND node.status = "1"';
+  if (isset($filter) && !empty($filter)) {
+    // Then render all nodes whose terms are children of $term
+    $query  = 'SELECT node.nid, node.title, term_node.tid FROM {node} LEFT JOIN 
+               {term_node} ON term_node.nid = node.nid WHERE term_node.tid IN (%s)
+               AND node.status = "1"';
 
-  $nodes = db_query(db_rewrite_sql($query), implode(',', $filter));
-  $tree  = taxonomy_node_tree_build($nodes, $terms);
+    $nodes = db_query(db_rewrite_sql($query), implode(',', $filter));
+    $tree  = taxonomy_node_tree_build($nodes, $terms);
 
-  // format output
-  $output .= '<ul id="drw_item" class="hidden">';
-  foreach ($tree as $term) {
-    $output .= jquery_drawer_menu_build($term);
+    // format output
+    foreach ($tree as $term) {
+      $output .= taxonomy_node_tree_list($term, 'jquery_drawer', 'hidden', 'node');
+    }
   }
+
   $output .= '</ul></li>';
 
   // Display output
@@ -164,48 +168,6 @@ function jquery_drawer_page($tid = NULL) {
   exit();
 }
 
-/**
- * Recursively build the menu.
- *
- * @ingroup themeable
- * @TODO: integrate with taxonomy_node_tree
- */
-function jquery_drawer_menu_build($term) {
-
-  global $_jquery_drawer_id;
-
-  if ($_jquery_drawer_id == NULL) {
-    $_jquery_drawer_id = 0;
-  }
-
-  $_jquery_drawer_id++;
-
-  if (isset($term->tid)) {
-    $output .= '<li>';
-    $output .= $term->name;
-    if (isset($term->below)) {
-      $output .= '<ul id="jquery_drawer[ul]['. $_jquery_drawer_id .']" class="hidden">';
-      foreach ($term->below as $child) {
-        $output .= jquery_drawer_menu_build($child);
-      }
-      $output .= '</ul>';
-    }
-    else if (isset($term->nodes)) {
-      $output .= '<ul id="jquery_drawer[ul]['. $_jquery_drawer_id .']" class="hidden">';
-      foreach ($term->nodes as $node) {
-        $output .= '<li>';
-        $output .= '<a href="'. $GLOBALS['base_url'] .'/node/'. $node->nid .'">'. $node->title .'</a>';
-      }
-      $output .= '</ul>';
-      $output .= '</li>';
-    }
-    $output .= '</li>';
-  }
-
-  return $output;
-
-}
-
 /**
  * jQuery Drawer Javascript theme function.
  *
-- 
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