Enable the expand/collapse of branches by clicking on the plus/minus

icons.  Branches with no albums, will not have an icon.

1 files changed, 38 insertions, 21 deletions

diff --git a/modules/organize/controllers/organize.php b/modules/organize/controllers/organize.php
index d7854c53..e10e33b5 100644
--- a/modules/organize/controllers/organize.php
+++ b/modules/organize/controllers/organize.php
@@ -50,6 +50,27 @@ class Organize_Controller extends Controller {
     print $v->__toString();
   }
 
+  function children($item_id) {
+    $item = ORM::factory("item", $item_id);
+    access::required("view", $item);
+    access::required("edit", $item);
+
+    $albums = $item->children(null, 0, "album", array("title" => "ASC"));
+
+    $children = "";
+    foreach ($albums as $album) {
+      $v = new View("organize_tree.html");
+      $v->album = $album;
+      $v->selected = false;
+      $v->children = array();
+      $v->album_icon = $album->children_count("album") ? "ui-icon-plus" : "gBranchEmpty";
+
+      $children .= $v->__toString();
+    }
+
+    print $children;
+  }
+
   private function _get_micro_thumb_grid($item, $offset=0) {
     $v = new View("organize_thumb_grid.html");
     $v->item_id = $item->id;
@@ -60,34 +81,30 @@ class Organize_Controller extends Controller {
     return $v;
   }
 
-  private function _tree($item, $parent, $selected=false) {
-    access::required("view", $item);
-    access::required("edit", $item);
-
-    $albums = ORM::factory("item")
-      ->where(array("parent_id" => $parent->id, "type" => "album"))
-      ->orderby(array("title" => "ASC"))
-      ->find_all();
+  private function _tree($item, $parent, $depth=0) {
+    $albums = $parent->children(null, 0, "album", array("title" => "ASC"));
 
     $v = new View("organize_tree.html");
     $v->album = $parent;
 
-    $v->selected = false;
-    $v->children = "";
-    $v->album_icon = "ui-icon-plus";
-    if (!$selected) {
-      $v->selected = $parent->id == $item->id;
+    if ($parent->id == $item->id) {
+      $v->selected = true;
+      $depth = 1;
+    } else {
+      $v->selected = false;
+    }
+    $v->children = array();
+    $v->album_icon = "gBranchEmpty";
+    if ($albums->count()) {
+      $v->album_icon = "ui-icon-plus";
 
-      if ($albums->count() && ($parent->id == 1 || $v->selected) ) {
+      if ($depth <= 1) {
         $v->album_icon = "ui-icon-minus";
-      }
-
-      foreach ($albums as $album) {
-        $v->children .= $this->_tree($item, $album, $v->selected);
+        foreach ($albums as $album) {
+          $v->children[] = $this->_tree($item, $album, ++$depth);
+        }
       }
     }
-    return $v->__toString();
+    return $v;
   }
-
-
 }