MDL-15498: Completion system

2008-07-28 12:31:29 +00:00
parent b3abd2c692
commit 4e781c7b50
51 changed files with 3313 additions and 150 deletions
@@ -0,0 +1,57 @@
+<?php
+// Toggles the manual completion flag for a particular activity and the current
+// user.
+
+require_once('../config.php');
+require_once($CFG->libdir.'/completionlib.php');
+
+// Parameters
+$cmid=required_param('id',PARAM_INT);
+$targetstate=required_param('completionstate',PARAM_INT);
+switch($targetstate) {
+    case COMPLETION_COMPLETE:
+    case COMPLETION_INCOMPLETE:
+        break;
+    default:
+        error('Unsupported completion state');
+}
+$fromajax=optional_param('fromajax',0,PARAM_INT);
+
+function error_or_ajax($message) {
+    global $fromajax;
+    if($fromajax) {
+        print $message;
+        exit;
+    } else {
+        error($message);
+    }
+}
+
+// Get course-modules entry
+if(!($cm=$DB->get_record('course_modules',array('id'=>$cmid)))) {
+    error_or_ajax('Activity ID unknown');
+}
+
+if(!($course=$DB->get_record('course',array('id'=>$cm->course)))) {
+    error_or_ajax('Missing course (database corrupt?)');
+}
+
+// Check user is logged in
+require_login($course);
+
+// Check completion state is manual
+if($cm->completion!=COMPLETION_TRACKING_MANUAL) {
+    error_or_ajax('Activity does not provide manual completion tracking');
+}
+
+// Now change state
+$completion=new completion_info($course);
+$completion->update_state($cm,$targetstate);
+
+// And redirect back to course
+if($fromajax) {
+    print 'OK';
+} else {
+    redirect('view.php?id='.$course->id);
+}
+?>