my $count = $ref->{amount};
my $firstrun = 1;
+
+ # if the amount of a booking in a group is smaller than 0.02, any tax
+ # amounts will likely be smaller than 1 cent, so go into subcent mode
my $subcent = abs($count) < 0.02;
+ # records from acc_trans are ordered by trans_id and acc_trans_id
+ # first check for unbalanced ledger inside one trans_id
+ # there may be several groups inside a trans_id, e.g. the original booking and the payment
+ # each group individually should be exactly balanced and each group
+ # individually needs its own datev lines
+
+ # keep fetching new acc_trans lines until the end of a balanced group is reached
while (abs($count) > 0.01 || $firstrun || ($subcent && abs($count) > 0.005)) {
my $ref2 = $sth->fetchrow_hashref("NAME_lc");
last unless ($ref2);
+ # check if trans_id of current acc_trans line is still the same as the
+ # trans_id of the first line in group
+
if ($ref2->{trans_id} != $trans->[0]->{trans_id}) {
$self->add_error("Unbalanced ledger! old trans_id " . $trans->[0]->{trans_id} . " new trans_id " . $ref2->{trans_id} . " count $count");
return;
next;
}
+ # determine at which array position the reference value (called absumsatz) is
+ # and which amount it has
+
for my $j (0 .. (scalar(@{$trans}) - 1)) {
+
+ # Three cases:
+ # 1: gl transaction (Dialogbuchung), invoice is false, no double split booking allowed
+
+ # 2: sales or vendor invoice (Verkaufs- und Einkaufsrechnung): invoice is
+ # true, instead of absumsatz use link AR/AP (there should only be one
+ # entry)
+
+ # 3. AR/AP transaction (Kreditoren- und Debitorenbuchung): invoice is false,
+ # instead of absumsatz use link AR/AP (there should only be one, so jump
+ # out of search as soon as you find it )
+
+ # case 1 and 2
# for gl-bookings no split is allowed and there is no AR/AP account, so we always use the maximum value as a reference
# for ap/ar bookings we can always search for AR/AP in link and use that
if ( ( not $trans->[$j]->{'invoice'} and abs($trans->[$j]->{'amount'}) > abs($absumsatz) )
$absumsatz = $trans->[$j]->{'amount'};
$notsplitindex = $j;
}
+
+ # case 3
+ # Problem: we can't distinguish between AR and AP and normal invoices via boolean "invoice"
+ # for AR and AP transaction exit the loop as soon as an AR or AP account is found
+ # there must be only one AR or AP chart in the booking
+ if ( $trans->[$j]->{'link'} eq 'AR' or $trans->[$j]->{'link'} eq 'AP') {
+ $notsplitindex = $j; # position in booking with highest amount
+ $absumsatz = $trans->[$j]->{'amount'};
+ last;
+ };
}
my $ml = ($trans->[0]->{'umsatz'} > 0) ? 1 : -1;
my $rounding_error = 0;
my @taxed;
+ # go through each line and determine if it is a tax booking or not
+ # skip all tax lines and notsplitindex line
+ # push all other accounts (e.g. income or expense) with corresponding taxkey
+
for my $j (0 .. (scalar(@{$trans}) - 1)) {
if ( ($j != $notsplitindex)
&& !$trans->[$j]->{is_tax}