From 8ead7b59831728e430b98cad1a465ca984e217cf Mon Sep 17 00:00:00 2001
From: skodak <skodak>
Date: Mon, 4 May 2009 20:23:20 +0000
Subject: [PATCH] MDL-19009 cleanup - there is no CONTEXT_GROUP and pinned
 block context

---
 admin/roles/tabs.php |  3 ---
 lib/accesslib.php    | 42 ++----------------------------------------
 2 files changed, 2 insertions(+), 43 deletions(-)

diff --git a/admin/roles/tabs.php b/admin/roles/tabs.php
index 86194b87e1e..e2921311909 100755
--- a/admin/roles/tabs.php
+++ b/admin/roles/tabs.php
@@ -99,9 +99,6 @@ if ($currenttab != 'update') {
             }
             break;
 
-        case CONTEXT_GROUP:
-            break;
-
         case CONTEXT_MODULE:
             if (!$cm = get_coursemodule_from_id('', $context->instanceid)) {
                 print_error('invalidcoursemodule', 'error');
diff --git a/lib/accesslib.php b/lib/accesslib.php
index 21125fa9328..2ded5fb2b6e 100755
--- a/lib/accesslib.php
+++ b/lib/accesslib.php
@@ -142,7 +142,6 @@ define('CONTEXT_SYSTEM', 10);
 define('CONTEXT_USER', 30);
 define('CONTEXT_COURSECAT', 40);
 define('CONTEXT_COURSE', 50);
-define('CONTEXT_GROUP', 60);
 define('CONTEXT_MODULE', 70);
 define('CONTEXT_BLOCK', 80);
 
@@ -2363,13 +2362,6 @@ function cleanup_contexts() {
                 LEFT OUTER JOIN {block_instance} t
                      ON c.instanceid = t.id
                WHERE t.id IS NULL AND c.contextlevel = ".CONTEXT_BLOCK."
-            UNION
-              SELECT c.contextlevel,
-                     c.instanceid
-                FROM {context} c
-                LEFT OUTER JOIN {groups} t
-                     ON c.instanceid = t.id
-               WHERE t.id IS NULL AND c.contextlevel = ".CONTEXT_GROUP."
            ";
     if ($rs = $DB->get_recordset_sql($sql)) {
         $DB->begin_sql();
@@ -2446,7 +2438,7 @@ function preload_course_contexts($courseid) {
 function get_context_instance($contextlevel, $instance=0) {
 
     global $DB, $ACCESSLIB_PRIVATE;
-    static $allowed_contexts = array(CONTEXT_SYSTEM, CONTEXT_USER, CONTEXT_COURSECAT, CONTEXT_COURSE, CONTEXT_GROUP, CONTEXT_MODULE, CONTEXT_BLOCK);
+    static $allowed_contexts = array(CONTEXT_SYSTEM, CONTEXT_USER, CONTEXT_COURSECAT, CONTEXT_COURSE, CONTEXT_MODULE, CONTEXT_BLOCK);
 
     if ($contextlevel === 'clearcache') {
         // TODO: Remove for v2.0
@@ -3422,14 +3414,6 @@ function print_context_name($context, $withprefix = true, $short = false) {
             }
             break;
 
-        case CONTEXT_GROUP: // 1 to 1 to course
-            if ($name = groups_get_group_name($context->instanceid)) {
-                if ($withprefix){
-                    $name = get_string('group').': '. $name;
-                }
-            }
-            break;
-
         case CONTEXT_MODULE: // 1 to 1 to course
             if ($cm = $DB->get_record_sql('SELECT cm.*, md.name AS modname FROM {course_modules} cm ' .
                     'JOIN {modules} md ON md.id = cm.module WHERE cm.id = ?', array($context->instanceid))) {
@@ -3508,7 +3492,6 @@ function get_context_url($context) {
             break;
 
         case CONTEXT_SYSTEM:
-        case CONTEXT_GROUP:
         case CONTEXT_BLOCK:
         default:
             $url = '';
@@ -3814,31 +3797,14 @@ function get_child_contexts($context) {
             return array();
         break;
 
-        case CONTEXT_GROUP:
-            // No children.
-            return array();
-        break;
-
         case CONTEXT_COURSE:
             // Find
             // - module instances - easy
-            // - groups
             // - blocks assigned to the course-view page explicitly - easy
-            // - blocks pinned (note! we get all of them here, regardless of vis)
             $sql = " SELECT ctx.*
                        FROM {context} ctx
                       WHERE ctx.path LIKE ?
-                            AND ctx.contextlevel IN (".CONTEXT_MODULE.",".CONTEXT_BLOCK.")
-                    UNION
-                     SELECT ctx.*
-                       FROM {context} ctx
-                       JOIN {groups}  g ON (ctx.instanceid=g.id AND ctx.contextlevel=".CONTEXT_GROUP.")
-                      WHERE g.courseid=?
-                    UNION
-                     SELECT ctx.*
-                       FROM {context}      ctx
-                       JOIN {block_pinned} b ON (ctx.instanceid=b.blockid AND ctx.contextlevel=".CONTEXT_BLOCK.")
-                      WHERE b.pagetype='course-view'";
+                            AND ctx.contextlevel IN (".CONTEXT_MODULE.",".CONTEXT_BLOCK.")";
             $params = array("{$context->path}/%", $context->instanceid);
             $records = $DB->get_recordset_sql($sql, $params);
             foreach ($records as $rec) {
@@ -4034,10 +4000,6 @@ function get_component_string($component, $contextlevel) {
             }
         break;
 
-        case CONTEXT_GROUP:
-            $string = get_string('group');
-        break;
-
         case CONTEXT_MODULE:
             if (preg_match('|^quizreport/([a-z_]*)|', $component, $matches)){
                 $langname = 'quiz_'.$matches[1];