public function scopeFromWeeksAgo(Builder $query, $ago, $endDateTime = null)
 {
     return $this->scopeFromDateTimeRange(DateTime::getWeeksAgo($ago, $endDateTime));
 }
 public function findFromWeeksAgo($key, $value, $ago, $endDateTime = null)
 {
     return $this->findWhereDateTimeBetween($key, $value, 'created_at', DateTime::getWeeksAgo($ago, $endDateTime));
 }
 public function fromWeeksAgo($ago, $endDateTime = null)
 {
     return $this->fromDateTimeRange(DateTime::getWeeksAgo($ago, $endDateTime));
 }