From 130e26983aedac1e4bb9f26d6a82c629248075e8 Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Wed, 17 Dec 2008 17:40:45 +0000
Subject: Add initialization to the user module to put the user and group_ids
 into the session, for easy access.  This cuts down the number of queries when
 we're loading images through file_proxy.php

---
 modules/user/helpers/user.php       | 38 ++++++++++++++++++++++++++++++++-----
 modules/user/helpers/user_event.php | 27 ++++++++++++++++++++++++++
 2 files changed, 60 insertions(+), 5 deletions(-)
 create mode 100644 modules/user/helpers/user_event.php

(limited to 'modules/user/helpers')

diff --git a/modules/user/helpers/user.php b/modules/user/helpers/user.php
index a04542d3..1667afd1 100644
--- a/modules/user/helpers/user.php
+++ b/modules/user/helpers/user.php
@@ -56,12 +56,39 @@ class user_Core {
     return $form;
   }
 
+  /**
+   * Make sure that we have a session and group_ids cached in the session.
+   */
+  public static function load_user() {
+    $session = Session::instance();
+    if (!($user = $session->get("user"))) {
+      $session->set("user", $user = user::guest());
+    }
+
+    if (!$session->get("group_ids")) {
+      $ids = array();
+      foreach ($user->groups as $group) {
+        $ids[] = $group->id;
+      }
+      $session->set("group_ids", $ids);
+    }
+  }
+
+  /**
+   * Return the array of group ids this user belongs to
+   *
+   * @return array
+   */
+  public static function group_ids() {
+    return Session::instance()->get("group_ids", array(1));
+  }
+
   /**
    * Return the active user.  If there's no active user, return the guest user.
    *
    * @return User_Model
    */
-  static function active() {
+  public static function active() {
     return Session::instance()->get("user", self::guest());
   }
 
@@ -72,7 +99,7 @@ class user_Core {
    *
    * @return User_Model
    */
-  static function guest() {
+  public static function guest() {
     return model_cache::get("user", 1);
   }
 
@@ -81,8 +108,9 @@ class user_Core {
    *
    * @return User_Model
    */
-  static function set_active($user) {
-    return Session::instance()->set("user", $user);
+  public static function set_active($user) {
+    Session::instance()->set("user", $user);
+    self::load_user();
   }
 
   /**
@@ -93,7 +121,7 @@ class user_Core {
    * @param string  $password
    * @return User_Model
    */
-  static function create($name, $display_name, $password) {
+  public static function create($name, $display_name, $password) {
     $user = ORM::factory("user")->where("name", $name)->find();
     if ($user->loaded) {
       throw new Exception("@todo USER_ALREADY_EXISTS $name");
diff --git a/modules/user/helpers/user_event.php b/modules/user/helpers/user_event.php
new file mode 100644
index 00000000..2d1ce171
--- /dev/null
+++ b/modules/user/helpers/user_event.php
@@ -0,0 +1,27 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2008 Bharat Mediratta
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+class user_event_Core {
+  /**
+   * Initialization.
+   */
+  public static function gallery_ready() {
+    user::load_user();
+  }
+}
-- 
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