original_string: public function init($selfitemisempty = false) {
          global $DB;
  
          if (!$selfitemisempty) {
              $validusers = $this->load_users();
              if (!isset($validusers[$this->itemid])) {
                  // If the passed user id is not valid, show the first user from the list instead.
                  $this->item = reset($validusers);
                  $this->itemid = $this->item->id;
              } else {
                  $this->item = $validusers[$this->itemid];
              }
          }
  
          $params = array('courseid' => $this->courseid);
  
          $seq = new grade_seq($this->courseid, true);
  
          $this->items = array();
          foreach ($seq->items as $itemid => $item) {
              if (grade::filter($item)) {
                  $this->items[$itemid] = $item;
              }
          }
  
          $this->requirespaging = count($this->items) > $this->perpage;
  
          $this->setup_structure();
  
          $this->definition = array(
              'finalgrade', 'feedback', 'override', 'exclude'
          );
          $this->set_headers($this->original_headers());
      }
code: public function init($selfitemisempty = false) {
          global $DB;
  
          if (!$selfitemisempty) {
              $validusers = $this->load_users();
              if (!isset($validusers[$this->itemid])) {
                  // If the passed user id is not valid, show the first user from the list instead.
                  $this->item = reset($validusers);
                  $this->itemid = $this->item->id;
              } else {
                  $this->item = $validusers[$this->itemid];
              }
          }
  
          $params = array('courseid' => $this->courseid);
  
          $seq = new grade_seq($this->courseid, true);
  
          $this->items = array();
          foreach ($seq->items as $itemid => $item) {
              if (grade::filter($item)) {
                  $this->items[$itemid] = $item;
              }
          }
  
          $this->requirespaging = count($this->items) > $this->perpage;
  
          $this->setup_structure();
  
          $this->definition = array(
              'finalgrade', 'feedback', 'override', 'exclude'
          );
          $this->set_headers($this->original_headers());
      }
code_tokens: public function init ( $ selfitemisempty = false ) { global $ DB ; if ( ! $ selfitemisempty ) { $ validusers = $ this -> load_users ( ) ; if ( ! isset ( $ validusers [ $ this -> itemid ] ) ) { // If the passed user id is not valid, show the first user from the list instead. $ this -> item = reset ( $ validusers ) ; $ this -> itemid = $ this -> item -> id ; } else { $ this -> item = $ validusers [ $ this -> itemid ] ; } } $ params = array ( 'courseid' => $ this -> courseid ) ; $ seq = new grade_seq ( $ this -> courseid , true ) ; $ this -> items = array ( ) ; foreach ( $ seq -> items as $ itemid => $ item ) { if ( grade :: filter ( $ item ) ) { $ this -> items [ $ itemid ] = $ item ; } } $ this -> requirespaging = count ( $ this -> items ) > $ this -> perpage ; $ this -> setup_structure ( ) ; $ this -> definition = array ( 'finalgrade' , 'feedback' , 'override' , 'exclude' ) ; $ this -> set_headers ( $ this -> original_headers ( ) ) ; }
docstring: Init the screen
  
  @param bool $selfitemisempty Have we selected an item yet?
docstring_tokens: Init the screen