original_string: public function get_next_page($nextpageid) {
          global $USER, $DB;
          $allpages = $this->load_all_pages();
          if ($this->properties->nextpagedefault) {
              // in Flash Card mode...first get number of retakes
              $nretakes = $DB->count_records("lesson_grades", array("lessonid" => $this->properties->id, "userid" => $USER->id));
              shuffle($allpages);
              $found = false;
              if ($this->properties->nextpagedefault == LESSON_UNSEENPAGE) {
                  foreach ($allpages as $nextpage) {
                      if (!$DB->count_records("lesson_attempts", array("pageid" => $nextpage->id, "userid" => $USER->id, "retry" => $nretakes))) {
                          $found = true;
                          break;
                      }
                  }
              } elseif ($this->properties->nextpagedefault == LESSON_UNANSWEREDPAGE) {
                  foreach ($allpages as $nextpage) {
                      if (!$DB->count_records("lesson_attempts", array('pageid' => $nextpage->id, 'userid' => $USER->id, 'correct' => 1, 'retry' => $nretakes))) {
                          $found = true;
                          break;
                      }
                  }
              }
              if ($found) {
                  if ($this->properties->maxpages) {
                      // check number of pages viewed (in the lesson)
                      if ($DB->count_records("lesson_attempts", array("lessonid" => $this->properties->id, "userid" => $USER->id, "retry" => $nretakes)) >= $this->properties->maxpages) {
                          return LESSON_EOL;
                      }
                  }
                  return $nextpage->id;
              }
          }
          // In a normal lesson mode
          foreach ($allpages as $nextpage) {
              if ((int)$nextpage->id === (int)$nextpageid) {
                  return $nextpage->id;
              }
          }
          return LESSON_EOL;
      }
code: public function get_next_page($nextpageid) {
          global $USER, $DB;
          $allpages = $this->load_all_pages();
          if ($this->properties->nextpagedefault) {
              // in Flash Card mode...first get number of retakes
              $nretakes = $DB->count_records("lesson_grades", array("lessonid" => $this->properties->id, "userid" => $USER->id));
              shuffle($allpages);
              $found = false;
              if ($this->properties->nextpagedefault == LESSON_UNSEENPAGE) {
                  foreach ($allpages as $nextpage) {
                      if (!$DB->count_records("lesson_attempts", array("pageid" => $nextpage->id, "userid" => $USER->id, "retry" => $nretakes))) {
                          $found = true;
                          break;
                      }
                  }
              } elseif ($this->properties->nextpagedefault == LESSON_UNANSWEREDPAGE) {
                  foreach ($allpages as $nextpage) {
                      if (!$DB->count_records("lesson_attempts", array('pageid' => $nextpage->id, 'userid' => $USER->id, 'correct' => 1, 'retry' => $nretakes))) {
                          $found = true;
                          break;
                      }
                  }
              }
              if ($found) {
                  if ($this->properties->maxpages) {
                      // check number of pages viewed (in the lesson)
                      if ($DB->count_records("lesson_attempts", array("lessonid" => $this->properties->id, "userid" => $USER->id, "retry" => $nretakes)) >= $this->properties->maxpages) {
                          return LESSON_EOL;
                      }
                  }
                  return $nextpage->id;
              }
          }
          // In a normal lesson mode
          foreach ($allpages as $nextpage) {
              if ((int)$nextpage->id === (int)$nextpageid) {
                  return $nextpage->id;
              }
          }
          return LESSON_EOL;
      }
code_tokens: public function get_next_page ( $ nextpageid ) { global $ USER , $ DB ; $ allpages = $ this -> load_all_pages ( ) ; if ( $ this -> properties -> nextpagedefault ) { // in Flash Card mode...first get number of retakes $ nretakes = $ DB -> count_records ( "lesson_grades" , array ( "lessonid" => $ this -> properties -> id , "userid" => $ USER -> id ) ) ; shuffle ( $ allpages ) ; $ found = false ; if ( $ this -> properties -> nextpagedefault == LESSON_UNSEENPAGE ) { foreach ( $ allpages as $ nextpage ) { if ( ! $ DB -> count_records ( "lesson_attempts" , array ( "pageid" => $ nextpage -> id , "userid" => $ USER -> id , "retry" => $ nretakes ) ) ) { $ found = true ; break ; } } } elseif ( $ this -> properties -> nextpagedefault == LESSON_UNANSWEREDPAGE ) { foreach ( $ allpages as $ nextpage ) { if ( ! $ DB -> count_records ( "lesson_attempts" , array ( 'pageid' => $ nextpage -> id , 'userid' => $ USER -> id , 'correct' => 1 , 'retry' => $ nretakes ) ) ) { $ found = true ; break ; } } } if ( $ found ) { if ( $ this -> properties -> maxpages ) { // check number of pages viewed (in the lesson) if ( $ DB -> count_records ( "lesson_attempts" , array ( "lessonid" => $ this -> properties -> id , "userid" => $ USER -> id , "retry" => $ nretakes ) ) >= $ this -> properties -> maxpages ) { return LESSON_EOL ; } } return $ nextpage -> id ; } } // In a normal lesson mode foreach ( $ allpages as $ nextpage ) { if ( ( int ) $ nextpage -> id === ( int ) $ nextpageid ) { return $ nextpage -> id ; } } return LESSON_EOL ; }
docstring: Gets the next page id to display after the one that is provided.
  @param int $nextpageid
  @return bool
docstring_tokens: Gets the next page id to display after the one that is provided .