Store grouptype data in the db

htdocs/lib/db/install.xml

@@ -293,6 +293,26 @@
                 <KEY NAME="artefactfk" TYPE="foreign" FIELDS="artefact" REFTABLE="artefact" REFFIELDS="id" />
             </KEYS>
         </TABLE>
+        <TABLE NAME="grouptype">
+            <FIELDS>
+                <FIELD NAME="name" TYPE="char" LENGTH="20" NOTNULL="true" />
+                <FIELD NAME="usercancreate" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="1" />
+                <FIELD NAME="takesviewsubmissions" TYPE="int" LENGTH="1" NOTNULL="true" DEFAULT="0" />
+            </FIELDS>
+            <KEYS>
+                <KEY NAME="primary" TYPE="primary" FIELDS="name" />
+            </KEYS>
+        </TABLE>
+        <TABLE NAME="grouptype_roles">
+            <FIELDS>
+                <FIELD NAME="grouptype" TYPE="char" LENGTH="20" NOTNULL="true" />
+                <FIELD NAME="role" TYPE="text" NOTNULL="true" />
+            </FIELDS>
+            <KEYS>
+                <KEY NAME="primary" TYPE="primary" FIELDS="grouptype,role" />
+                <KEY NAME="grouptypefk" TYPE="foreign" FIELDS="grouptype" REFTABLE="grouptype" REFFIELDS="name" />
+            </KEYS>
+        </TABLE>
         <TABLE NAME="group">
             <FIELDS>
                 <FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true" />
@@ -307,6 +327,7 @@
             <KEYS>
                 <KEY NAME="primary" TYPE="primary" FIELDS="id" />
                 <KEY NAME="nameuk" TYPE="unique" FIELDS="name" />
+                <KEY NAME="grouptypefk" TYPE="foreign" FIELDS="grouptype" REFTABLE="grouptype" REFFIELDS="name" />
             </KEYS>
         </TABLE>
         <TABLE NAME="group_member">

htdocs/lib/db/upgrade.php

@@ -1085,6 +1085,29 @@ function xmldb_core_upgrade($oldversion=0) {
         );');
     }
 
+    if ($oldversion < 2008062302) {
+        execute_sql('CREATE TABLE {grouptype} (
+            name VARCHAR(20) PRIMARY KEY,
+            usercancreate SMALLINT NOT NULL,
+            submittableto SMALLINT NOT NULL
+        );');
+        execute_sql("INSERT INTO {grouptype} (name,usercancreate,submittableto) VALUES ('standard',1,0)");
+        execute_sql("INSERT INTO {grouptype} (name,usercancreate,submittableto) VALUES ('course',0,1)");
+        execute_sql('CREATE TABLE {grouptype_roles} (
+            grouptype VARCHAR(20) NOT NULL REFERENCES {grouptype}(name),
+            role TEXT NOT NULL
+        );');
+        execute_sql("INSERT INTO {grouptype_roles} (grouptype,role) VALUES ('standard','admin')");
+        execute_sql("INSERT INTO {grouptype_roles} (grouptype,role) VALUES ('standard','member')");
+        execute_sql("INSERT INTO {grouptype_roles} (grouptype,role) VALUES ('course','admin')");
+        execute_sql("INSERT INTO {grouptype_roles} (grouptype,role) VALUES ('course','tutor')");
+        execute_sql("INSERT INTO {grouptype_roles} (grouptype,role) VALUES ('course','member')");
+        $table = new XMLDBTable('group');
+        $key = new XMLDBKey('grouptypefk');
+        $key->setAttributes(XMLDB_KEY_FOREIGN, array('grouptype'), 'grouptype', array('name'));
+        add_key($table, $key);
+    }
+
     return $status;
 
 }

htdocs/lib/group.php

@@ -527,6 +527,26 @@ function group_get_membersearch_data($group, $query, $offset, $limit) {
  */
 abstract class GroupType {
 
+    public function install() {
+        $classname = get_class($this);
+        $type = strtolower(substr($classname, strlen('GroupType')));
+        insert_record('grouptype', (object) array(
+            'name' => $type,
+            'usercancreate' => $this->can_be_created_by_user(),
+            'submittableto' => $this->takes_view_submissions(),
+        ));
+        $roles = $this->get_roles();
+        if (!in_array($roles, 'admin')) {
+            $roles[] = 'admin';
+        }
+        foreach ($roles as $r) {
+            insert_record('grouptype_roles', (object) array(
+                'grouptype' => $type,
+                'role' => $r,
+            ));
+        }
+    }
+
     public static abstract function allowed_join_types();
 
     /**
@@ -542,6 +562,10 @@ abstract class GroupType {
      */
     public static abstract function get_roles();
 
+    public static function takes_view_submissions() {
+        return false;
+    }
+
 }
 
 /**

htdocs/lib/grouptype/course.php

@@ -44,6 +44,10 @@ class GroupTypeCourse extends GroupType {
         return array('member', 'tutor', 'admin');
     }
 
+    public static function takes_view_submissions() {
+        return true;
+    }
+
 }
 
 ?>

htdocs/lib/upgrade.php

@@ -585,6 +585,14 @@ function core_install_lastcoredata_defaults() {
         insert_record('usr', $user);
     }
 
+    // add standard and course group types
+    require_once(get_config('docroot') . 'lib/grouptype/standard.php');
+    $gt = new GroupTypeStandard;
+    $gt->install();
+    require_once(get_config('docroot') . 'lib/grouptype/course.php');
+    $gt = new GroupTypeCourse;
+    $gt->install();
+
     // Insert the admin user
     $user = new StdClass;
     $user->username = 'admin';

htdocs/lib/version.php

@@ -27,7 +27,7 @@
 defined('INTERNAL') || die();
 
 $config = new StdClass;
-$config->version = 2008062301;
+$config->version = 2008062302;
 $config->release = '1.1.0alpha';
 $config->minupgradefrom = 2007080700;
 $config->minupgraderelease = '0.8.0 (release tag 0.8.0_RELEASE)';