From 3356091b65eea9fc5902e2b9b41b3adbda991f94 Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Sat, 7 Mar 2009 04:44:16 +0000
Subject: Add in-request caching of vars that we've already looked up.  We're
 still doing too many database queries, but this cuts down some dupes.

---
 core/helpers/module.php | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'core/helpers/module.php')

diff --git a/core/helpers/module.php b/core/helpers/module.php
index 0d43c248..190cec73 100644
--- a/core/helpers/module.php
+++ b/core/helpers/module.php
@@ -26,6 +26,7 @@
 class module_Core {
   public static $module_names = array();
   public static $modules = array();
+  public static $var_cache = array();
 
   static function get_version($module_name) {
     return ORM::factory("module")->where("name", $module_name)->find()->version;
@@ -217,11 +218,17 @@ class module_Core {
    * @return the value
    */
   static function get_var($module_name, $name, $default_value=null) {
+    if (isset(self::$var_cache[$module_name][$name])) {
+      return self::$var_cache[$module_name][$name];
+    }
+
     $var = ORM::factory("var")
       ->where("module_name", $module_name)
       ->where("name", $name)
       ->find();
-    return $var->loaded ? $var->value : $default_value;
+
+    self::$var_cache[$module_name][$name] = $var->loaded ? $var->value : $default_value;
+    return self::$var_cache[$module_name][$name];
   }
 
   /**
-- 
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