/**
* Return a Horde_Tree representation of the permissions tree.
*
* @return string The html showing the permissions as a Horde_Tree.
* @throws Horde_Perms_Exception
*/
public function renderTree($current = Horde_Perms::ROOT)
{
/* Get the perms tree. */
$nodes = $this->_perms->getTree();
$perms_node = array('icon' => Horde_Themes::img('perms.png'));
$add = Horde::url('admin/perms/addchild.php');
$add_img = Horde_Themes_Image::tag('plus.png', array('alt' => Horde_Core_Translation::t("Add Permission")));
$edit = Horde::url('admin/perms/edit.php');
$delete = Horde::url('admin/perms/delete.php');
$edit_img = Horde_Themes_Image::tag('edit.png', array('alt' => Horde_Core_Translation::t("Edit Permission")));
$delete_img = Horde_Themes_Image::tag('delete.png', array('alt' => Horde_Core_Translation::t("Delete Permission")));
$blank_img = Horde_Themes_Image::tag('blank.gif', array('attr' => array('width' => 16, 'height' => 16)));
/* Set up the tree. */
$tree = $GLOBALS['injector']->getInstance('Horde_Core_Factory_Tree')->create('perms_ui', 'Javascript', array('alternate' => true, 'hideHeaders' => true));
$tree->setHeader(array(array('class' => 'horde-tree-spacer')));
foreach ($nodes as $perm_id => $node) {
$node_class = $current == $perm_id ? array('class' => 'selected') : array();
if ($perm_id == Horde_Perms::ROOT) {
$add_link = $add->add('perm_id', $perm_id)->link(array('class' => 'permsAdd', 'title' => Horde_Core_Translation::t("Add New Permission"))) . $add_img . '</a>';
$base_node_params = array('icon' => Horde_Themes::img('administration.png'));
$tree->addNode(array('id' => $perm_id, 'label' => Horde_Core_Translation::t("All Permissions"), 'expanded' => true, 'params' => $base_node_params + $node_class, 'right' => array($add_link)));
} else {
$parent_id = $this->_perms->getParent($node);
$perms_extra = array();
$parents = explode(':', $node);
if (!in_array($parents[0], $GLOBALS['registry']->listApps(array('notoolbar', 'active', 'hidden')))) {
// This backend has permissions for an application that is
// not installed. Perhaps the application has been removed
// or the backend is shared with other Horde installations.
// Skip this app and do not include it in the tree.
continue;
}
try {
$app_perms = $this->_corePerms->getApplicationPermissions($parents[0]);
} catch (Horde_Perms_Exception $e) {
$GLOBALS['notification']->push($e);
continue;
}
if (isset($app_perms['tree']) && is_array(Horde_Array::getElement($app_perms['tree'], $parents))) {
$add_link = $add->add('perm_id', $perm_id)->link(array('class' => 'permsAdd', 'title' => Horde_Core_Translation::t("Add Child Permission"))) . $add_img . '</a>';
$perms_extra[] = $add_link;
} else {
$perms_extra[] = $blank_img;
}
$edit_link = $edit->add('perm_id', $perm_id)->link(array('class' => 'permsEdit', 'title' => Horde_Core_Translation::t("Edit Permission"))) . $edit_img . '</a>';
$perms_extra[] = $edit_link;
$delete_link = $delete->add('perm_id', $perm_id)->link(array('class' => 'permsDelete', 'title' => Horde_Core_Translation::t("Delete Permission"))) . $delete_img . '</a>';
$perms_extra[] = $delete_link;
$name = $this->_corePerms->getTitle($node);
$expanded = isset($nodes[$current]) && strpos($nodes[$current], $node) === 0 && $nodes[$current] != $node;
$tree->addNode(array('id' => $perm_id, 'parent' => $parent_id, 'label' => $name, 'expanded' => $expanded, 'params' => $perms_node + $node_class, 'right' => $perms_extra));
}
}
$tree->sort('label');
return $tree->renderTree();
}
