+ my $username;
+ if ( $part_export->exporttype eq 'sqlradius' ) {
+ $username = $svc_x->username;
+ } elsif ( $part_export->exporttype eq 'sqlradius_withdomain' ) {
+ $username = $svc_x->email;
+ } else {
+ die 'unknown exporttype '. $part_export->exporttype;
+ }
+
+ my $query;
+
+ #find closed sessions completely within the given range
+ my $sth = $dbh->prepare("SELECT SUM(acctsessiontime)
+ FROM radacct
+ WHERE UserName = ?
+ AND $str2time AcctStartTime) >= ?
+ AND $str2time AcctStopTime ) < ?
+ AND $str2time AcctStopTime ) > 0
+ AND AcctStopTime IS NOT NULL"
+ ) or die $dbh->errstr;
+ $sth->execute($username, $start, $end) or die $sth->errstr;
+ my $regular = $sth->fetchrow_arrayref->[0];
+
+ #find open sessions which start in the range, count session start->range end
+ $query = "SELECT SUM( ? - $str2time AcctStartTime ) )
+ FROM radacct
+ WHERE UserName = ?
+ AND $str2time AcctStartTime ) >= ?
+ AND $str2time AcctStartTime ) < ?
+ AND ( ? - $str2time AcctStartTime ) ) < 86400
+ AND ( $str2time AcctStopTime ) = 0
+ OR AcctStopTime IS NULL )";
+ $sth = $dbh->prepare($query) or die $dbh->errstr;
+ $sth->execute($end, $username, $start, $end, $end)
+ or die $sth->errstr. " executing query $query";
+ my $start_during = $sth->fetchrow_arrayref->[0];
+
+ #find closed sessions which start before the range but stop during,
+ #count range start->session end
+ $sth = $dbh->prepare("SELECT SUM( $str2time AcctStopTime ) - ? )
+ FROM radacct
+ WHERE UserName = ?
+ AND $str2time AcctStartTime ) < ?
+ AND $str2time AcctStopTime ) >= ?
+ AND $str2time AcctStopTime ) < ?
+ AND $str2time AcctStopTime ) > 0
+ AND AcctStopTime IS NOT NULL"
+ ) or die $dbh->errstr;
+ $sth->execute($start, $username, $start, $start, $end ) or die $sth->errstr;
+ my $end_during = $sth->fetchrow_arrayref->[0];
+
+ #find closed (not anymore - or open) sessions which start before the range
+ # but stop after, or are still open, count range start->range end
+ # don't count open sessions (probably missing stop record)
+ $sth = $dbh->prepare("SELECT COUNT(*)
+ FROM radacct
+ WHERE UserName = ?
+ AND $str2time AcctStartTime ) < ?
+ AND ( $str2time AcctStopTime ) >= ?
+ )"
+ # OR AcctStopTime = 0
+ # OR AcctStopTime IS NULL )"
+ ) or die $dbh->errstr;
+ $sth->execute($username, $start, $end ) or die $sth->errstr;
+ my $entire_range = ($end-$start) * $sth->fetchrow_arrayref->[0];
+
+ $seconds += $regular + $end_during + $start_during + $entire_range;