+ /* Handle missing weeks at the start of the range. */
+ $dbh = Propel::getConnection();
+ $sth = $dbh->prepare("select yearweek(:from)");
+ $sth->execute(array(':from' => $from));
+ list($first_week) = $sth->fetch();
+ $year_offset = substr($first_week, 0, 4);
+ $week_offset = substr($first_week, 4, 2) - 1;
+