From 9818ec417e50131425ee89444f32f3cef077b701 Mon Sep 17 00:00:00 2001
From: Michael Hughes <michaelhughes@strath.ac.uk>
Date: Thu, 26 Jan 2012 11:48:01 +0000
Subject: [PATCH] Implements grade item visiblity on activity edit form

---
 course/modedit.php        |   11 +++++++++++
 course/moodleform_mod.php |   11 +++++++++++
 2 files changed, 22 insertions(+), 0 deletions(-)

diff --git a/course/modedit.php b/course/modedit.php
index 5865e4a..4b8b01a 100644
--- a/course/modedit.php
+++ b/course/modedit.php
@@ -195,6 +195,7 @@ if (!empty($add)) {
 
         // set category if present
         $gradecat = false;
+        $gradehidden = false;
         foreach ($items as $item) {
             if ($gradecat === false) {
                 $gradecat = $item->categoryid;
@@ -205,11 +206,17 @@ if (!empty($add)) {
                 $gradecat = false;
                 break;
             }
+        	if ($gradehidden === false) {
+                	$gradehidden = $item->hidden;
+            }
         }
         if ($gradecat !== false) {
             // do not set if mixed categories present
             $data->gradecat = $gradecat;
         }
+        if ($gradehidden !== false) {
+        	$form->gradehidden = $gradehidden;
+        }
     }
 
     $sectionname = get_section_name($course, $cw);
@@ -518,6 +525,10 @@ if ($mform->is_cancelled()) {
             $grade_item->idnumber = $fromform->cmidnumber;
             $grade_item->update();
         }
+       	if (isset($fromform->gradehidden)) {
+        	$grade_item->hidden = $fromform->gradehidden;
+            $grade_item->update();
+		}
     }
 
     $items = grade_item::fetch_all(array('itemtype'=>'mod', 'itemmodule'=>$fromform->modulename,
diff --git a/course/moodleform_mod.php b/course/moodleform_mod.php
index 9fc6c50..724aeb9 100644
--- a/course/moodleform_mod.php
+++ b/course/moodleform_mod.php
@@ -121,6 +121,7 @@ abstract class moodleform_mod extends moodleform {
 
             if ($this->_features->gradecat) {
                 $gradecat = false;
+                $gradehidden = false;
                 if (!empty($CFG->enableoutcomes) and $this->_features->outcomes) {
                     $outcomes = grade_outcome::fetch_all_available($COURSE->id);
                     if (!empty($outcomes)) {
@@ -150,6 +151,8 @@ abstract class moodleform_mod extends moodleform {
                             $gradecat = false;
                             break;
                         }
+                        $gradehidden = $item->hidden;
+                        
                     }
                 }
 
@@ -164,6 +167,11 @@ abstract class moodleform_mod extends moodleform {
                         }
                     }
                 }
+            	if ($gradehidden === false){
+                	if ($mform->elementExists('gradehidden')){
+                		$mform->removeElement('gradehidden');
+                	}
+                }
             }
         }
 
@@ -739,6 +747,9 @@ abstract class moodleform_mod extends moodleform {
                         grade_get_categories_menu($COURSE->id, $this->_outcomesused));
                 $mform->addHelpButton('gradecat', 'gradecategoryonmodform', 'grades');
             }
+        	if($this->_features->gradecat){
+        		$mform->addElement('select','gradehidden','Embargo Grades',array(0=>"No",1=>"Yes"));
+        	}
         }
     }
 
-- 
1.7.3.1.msysgit.0