db/upgrade.php and db/access.php fixes

db/access.php

@@ -31,13 +31,13 @@
 // For the core capabilities, the variable is $moodle_capabilities.
 
 
-$mod_attforblock_capabilities = array(
+$capabilities = array(
 
     'mod/attforblock:view' => array(
 
         'captype' => 'read',
         'contextlevel' => CONTEXT_MODULE,
-        'legacy' => array(
+        'archetypes' => array(
             'student' => CAP_ALLOW,
             'teacher' => CAP_ALLOW,
             'editingteacher' => CAP_ALLOW
@@ -50,7 +50,7 @@ $mod_attforblock_capabilities = array(
 
         'captype' => 'read',
         'contextlevel' => CONTEXT_MODULE,
-        'legacy' => array(
+        'archetypes' => array(
             'teacher' => CAP_ALLOW,
             'editingteacher' => CAP_ALLOW
         )
@@ -62,7 +62,7 @@ $mod_attforblock_capabilities = array(
     	
         'captype' => 'write',
         'contextlevel' => CONTEXT_MODULE,
-        'legacy' => array(
+        'archetypes' => array(
             'teacher' => CAP_ALLOW,
             'editingteacher' => CAP_ALLOW
         )
@@ -74,7 +74,7 @@ $mod_attforblock_capabilities = array(
     	
         'captype' => 'write',
         'contextlevel' => CONTEXT_MODULE,
-        'legacy' => array(
+        'archetypes' => array(
             'teacher' => CAP_ALLOW,
             'editingteacher' => CAP_ALLOW
         )
@@ -86,7 +86,7 @@ $mod_attforblock_capabilities = array(
 
         'captype' => 'write',
         'contextlevel' => CONTEXT_MODULE,
-        'legacy' => array(
+        'archetypes' => array(
             'editingteacher' => CAP_ALLOW
         )
     ),
@@ -97,7 +97,7 @@ $mod_attforblock_capabilities = array(
 
         'captype' => 'write',
         'contextlevel' => CONTEXT_MODULE,
-        'legacy' => array(
+        'archetypes' => array(
             'editingteacher' => CAP_ALLOW
         )
     ),
@@ -108,7 +108,7 @@ $mod_attforblock_capabilities = array(
 
         'captype' => 'read',
         'contextlevel' => CONTEXT_MODULE,
-        'legacy' => array(
+        'archetypes' => array(
             'editingteacher' => CAP_ALLOW
         )
     ),
@@ -120,7 +120,7 @@ $mod_attforblock_capabilities = array(
 
         'captype' => 'read',
         'contextlevel' => CONTEXT_MODULE,
-        'legacy' => array(
+        'archetypes' => array(
             'student' => CAP_ALLOW
         )
     )

db/upgrade.php

@@ -228,11 +228,16 @@ function xmldb_attforblock_upgrade($oldversion=0) {
 
         $field = new xmldb_field('groupid');
         $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'courseid');
-        $dbman->add_field($table, $field);
+        if (!$dbman->field_exists($table, $field)) {
+            $dbman->add_field($table, $field);
+        }
 
         $index = new xmldb_index('groupid');
         $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('groupid'));
-        $dbman->add_index($table, $index);
+        if (!$dbman->index_exists($table, $index)) {
+            $dbman->add_index($table, $index);
+        }
+        
         upgrade_mod_savepoint(true, 2010070900, 'attforblock');
     }
 
@@ -242,26 +247,36 @@ function xmldb_attforblock_upgrade($oldversion=0) {
 
         $field = new xmldb_field('attendanceid');
         $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'groupid');
-        $dbman->add_field($table, $field);
+        if (!$dbman->field_exists($table, $field)) {
+            $dbman->add_field($table, $field);
+        }
 
-        $index = new xmldb_table('attendanceid');
+        $index = new xmldb_index('attendanceid');
         $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('attendanceid'));
-        $dbman->add_index($table, $index);
+        if (!$dbman->index_exists($table, $index)) {
+            $dbman->add_index($table, $index);
+        }
 
         $sql = "UPDATE {attendance_sessions} AS ses,{attforblock} AS att SET ses.attendanceid=att.id WHERE att.course=ses.courseid";
-        $dbman->execute($sql);
+        $DB->execute($sql);
 
         $table = new xmldb_table('attendance_statuses');
 
         $field = new xmldb_field('attendanceid');
         $field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'courseid');
-        $dbman->add_field($table, $field);
+        if (!$dbman->field_exists($table, $field)) {
+            $dbman->add_field($table, $field);
+        }
         $index = new xmldb_index('attendanceid');
         $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('attendanceid'));
-        $dbman->add_index($table, $index);
+        if (!$dbman->index_exists($table, $index)) {
+            $dbman->add_index($table, $index);
+        }
 
         $sql = "UPDATE {attendance_statuses} AS sta,{attforblock} AS att SET sta.attendanceid=att.id WHERE att.course=sta.courseid";
-        execute($sql);
+        $DB->execute($sql);
+
+        upgrade_mod_savepoint(true, 2010123003, 'attforblock');
     }
     return $result;
 }