From: mjollnir_ <mjollnir_>
Date: Mon, 22 Nov 2004 05:22:20 +0000 (+0000)
Subject: Merged from MOODLE_14_STABLE: Recent course/scale optimisations
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=ed040b1f2df79744e40892742fe7faa72a0b466a;p=moodle.git

Merged from MOODLE_14_STABLE: Recent course/scale optimisations
---

diff --git a/course/scales.php b/course/scales.php
index e4c2a90d2c..88ff5c2129 100644
--- a/course/scales.php
+++ b/course/scales.php
@@ -39,6 +39,9 @@
     $stroptions = get_string("action");
     $strtype = get_string("group");
 
+    /// init this here so we can pass it by reference to every call to site_scale_used to avoid getting the courses out of the db over and over again
+    $courses = array();
+
     /// If scale data is being submitted, then save it and continue
 
     $errors = NULL;
@@ -98,8 +101,8 @@
             error("Scale ID was incorrect");
         }
 
-        $scales_course_uses = course_scale_used($course->id,$scale->id);
-        $scales_site_uses = site_scale_used($scale->id);
+        //        $scales_course_uses = course_scale_used($course->id,$scale->id);
+        //        $scales_site_uses = site_scale_used($scale->id,$courses);
         $scalemenu = make_menu_from_list($scale->scale);
 
         print_header("$course->shortname: $strscales", "$course->fullname",
@@ -146,7 +149,7 @@
             
         //Calculate the uses
         if ($scale->courseid == 0) {
-            $scale_uses = site_scale_used($scale->id);
+            $scale_uses = site_scale_used($scale->id,$courses);
         } else {
             $scale_uses = course_scale_used($course->id,$scale->id);
         }
@@ -246,7 +249,7 @@
 
         //Calculate the uses
         if ($scale->courseid == 0) {
-            $scale_uses = site_scale_used($scale->id);
+            $scale_uses = site_scale_used($scale->id,$courses);
         } else {
             $scale_uses = course_scale_used($course->id,$scale->id);
         }
@@ -279,7 +282,7 @@
 
         //Calculate the uses
         if ($scale->courseid == 0) {
-            $scale_uses = site_scale_used($scale->id);
+            $scale_uses = site_scale_used($scale->id,$courses);
         } else {
             $scale_uses = course_scale_used($course->id,$scale->id);
         }
@@ -440,7 +443,7 @@
             if (!empty($scale->courseid)) {
                 $scales_uses = course_scale_used($course->id,$scale->id);
             } else {
-                $scales_uses = site_scale_used($scale->id);
+                $scales_uses = site_scale_used($scale->id,$courses);
             }
             $line[] = $scales_uses;
             if ($incustom) {
diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index 2d43ecfdaa..fc0218d83e 100644
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -4185,14 +4185,18 @@ function course_scale_used($courseid, $scaleid) {
  * @return int
  * @todo Finish documenting this function. Is return type correct?
  */
-function site_scale_used($scaleid) {
+function site_scale_used($scaleid,&$courses) {
 
     global $CFG;
 
     $return = 0;
 
+    if (!is_array($courses) || count($courses) == 0) {
+        $courses = get_courses("all",false,"c.id,c.shortname");
+    }
+
     if (!empty($scaleid)) {
-        if ($courses = get_courses()) {
+        if (is_array($courses) && count($courses) > 0) {
             foreach ($courses as $course) {
                 $return += course_scale_used($course->id,$scaleid);
             }