add_action('template_redirect','check_upload_course_complete',1);
function check_upload_course_complete(){
  global $post;
  $course_id = $post->ID;
  if(isset($_POST['submit_course']) && isset($_POST['review']) && wp_verify_nonce($_POST['review'],get_the_ID())){
    if(!empty($course_id)){
      $upload_course = get_post_meta($course_id,'vibe_course_package',true);

      if(!empty($upload_course)) {
          add_filter('bp_get_course_check_course_complete_stop', function ($flag,$x,$y){
            return 1;
          },10,3);

          add_action('bp_get_course_check_course_complete',function($course_id,$user_id){


            $id = $course_id;


            $course_curriculum = array();
            $flag = apply_filters('wplms_finish_course_check_upload_course',$flag,$course_curriculum);

            if(!$flag){

              $course_id = $id;
              $auto_eval = get_post_meta($id,'vibe_course_auto_eval',true);


              if(vibe_validate($auto_eval)){

                // AUTO EVALUATION


                do_action('wplms_submit_course',$post->ID,$user_id);
                // Apply Filters on Auto Evaluation
                $student_marks=apply_filters('wplms_course_student_marks',100,$id,$user_id);
                $total_marks=apply_filters('wplms_course_maximum_marks',100,$id,$user_id);

                if(!$total_marks){$total_marks=$student_marks=1; }// Avoid the Division by Zero Error

                $marks = round(($student_marks*100)/$total_marks);

                $return .='<div class="message" class="updated"><p>'.__('COURSE EVALUATED ','vibe').'</p></div>';

                $badge_per = get_post_meta($id,'vibe_course_badge_percentage',true);

                $passing_cert = get_post_meta($id,'vibe_course_certificate',true); // Certificate Enable
                $passing_per = get_post_meta($id,'vibe_course_passing_percentage',true); // Certificate Passing Percentage

                //finish bit for student 1.8.4
                update_user_meta($user_id,'course_status'.$id,3);
                //end finish bit

                  do_action('wplms_evaluate_course',$id,$marks,$user_id,1);

                  $badge_filter = 0;
                if(isset($badge_per) && $badge_per && $marks >= $badge_per)
                    $badge_filter = 1;

                  $badge_filter = apply_filters('wplms_course_student_badge_check',$badge_filter,$course_id,$user_id,$marks,$badge_per);
                  if($badge_filter){
                      $badges = array();
                      $badges= vibe_sanitize(get_user_meta($user_id,'badges',false));

                      if(isset($badges) && is_array($badges)){
                        if(!in_array($id,$badges)){
                          $badges[]=$id;
                        }
                      }else{
                        $badges=array($id);
                      }

                      update_user_meta($user_id,'badges',$badges);

                      $b=bp_get_course_badge($id);
                        $badge=wp_get_attachment_info($b);
                        $size = apply_filters('bp_course_badge_thumbnail_size','thumbnail');
                        $badge_url=wp_get_attachment_image_src($b,$size);
                        if(isset($badge) && is_numeric($b))
                        $return .='<div class="congrats_badge">'.__('Congratulations ! You\'ve earned the ','vibe').' <strong>'.get_post_meta($id,'vibe_course_badge_title',true).'</strong> '.__('Badge','vibe').'<a class="tip ajax-badge" data-course="'.get_the_title($id).'" title="'.get_post_meta($id,'vibe_course_badge_title',true).'"><img src="'.$badge_url[0].'" title="'.$badge['title'].'"/></a></div>';


                      do_action('wplms_badge_earned',$id,$badges,$user_id,$badge_filter);
                  }
                  $passing_filter =0;
                  if(vibe_validate($passing_cert) && isset($passing_per) && $passing_per && $marks >= $passing_per)
                    $passing_filter = 1;

                  $passing_filter = apply_filters('wplms_course_student_certificate_check',$passing_filter,$course_id,$user_id,$marks,$passing_per);

                  if($passing_filter){
                      $pass = array();
                      $pass=vibe_sanitize(get_user_meta($user_id,'certificates',false));

                      if(isset($pass) && is_array($pass)){
                        if(!in_array($id,$pass)){
                          $pass[]=$id;
                        }
                      }else{
                        $pass=array($id);
                      }

                      update_user_meta($user_id,'certificates',$pass);
                      $return .='<div class="congrats_certificate">'.__('Congratulations ! You\'ve successfully passed the course and earned the Course Completion Certificate !','vibe').'<a href="'.bp_get_course_certificate(array('user_id'=>$user_id,'course_id'=>$id)).'" class="ajax-certificate right '.apply_filters('bp_course_certificate_class','',array('course_id'=>$id,'user_id'=>$user_id)).'" data-user="'.$user_id.'" data-course="'.$id.'"><span>'.__('View Certificate','vibe').'</span></a></div>';
                      do_action('wplms_certificate_earned',$id,$pass,$user_id,$passing_filter);
                  }

                  update_post_meta( $id,$user_id,$marks);

                  $course_end_status = apply_filters('wplms_course_status',4);
                update_user_meta( $user_id,'course_status'.$id,$course_end_status);//EXCEPTION

                  $message = sprintf(__('You\'ve obtained %s in course %s ','vibe'),apply_filters('wplms_course_marks',$marks.'/100',$course_id),' <a href="'.get_permalink($id).'">'.get_the_title($id).'</a>');
                  $return .='<div class="congrats_message">'.$message.'</div>';



              }else{
                $return .='<div class="message" class="updated"><p>'.__('COURSE SUBMITTED FOR EVALUATION','vibe').'</p></div>';
                bp_course_update_user_course_status($user_id,$id,2);// 2 determines Course is Complete
                do_action('wplms_submit_course',$post->ID,$user_id);
              }

              // Show the Generic Course Submission
              $content=get_post_meta($id,'vibe_course_message',true);
              $return .=apply_filters('the_content',$content);
              $return = apply_filters('wplms_course_finished',$return);
            }else{
              $type=bp_course_get_post_type($flag);
              switch($type){
                case 'unit':
                $type= __('UNIT','vibe');
                break;
                case 'assignment':
                $type= __('ASSIGNMENT','vibe');
                break;
                case 'quiz':
                $type= __('QUIZ','vibe');
                break;
              }//Default for other customized options
              $message = __('PLEASE COMPLETE THE ','vibe').$type.' : '.get_the_title($flag);
              $return .='<div class="message"><p>'.apply_filters('wplms_unfinished_unit_quiz_message',$message,$flag).'</p></div>';
            }
            echo $return;
          },10,2);
      }
    }
  }
}