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#=====================================================================
# SQL-Ledger ERP
# Copyright (C) 2006
#
# Author: DWS Systems Inc.
# Web: http://www.sql-ledger.com
#
#=====================================================================
#
# this is the default code for the Check package
#
#=====================================================================
sub init {
my $self = shift;
%{ $self->{numbername} } =
(0 => 'Zero',
1 => 'One',
2 => 'Two',
3 => 'Three',
4 => 'Four',
5 => 'Five',
6 => 'Six',
7 => 'Seven',
8 => 'Eight',
9 => 'Nine',
10 => 'Ten',
11 => 'Eleven',
12 => 'Twelve',
13 => 'Thirteen',
14 => 'Fourteen',
15 => 'Fifteen',
16 => 'Sixteen',
17 => 'Seventeen',
18 => 'Eighteen',
19 => 'Nineteen',
20 => 'Twenty',
30 => 'Thirty',
40 => 'Forty',
50 => 'Fifty',
60 => 'Sixty',
70 => 'Seventy',
80 => 'Eighty',
90 => 'Ninety',
10**2 => 'Hundred',
10**3 => 'Thousand',
10**6 => 'Million',
10**9 => 'Billion',
10**12 => 'Trillion',
);
}
sub num2text {
my ($self, $amount) = @_;
return $self->{numbername}{0} unless $amount;
my @textnumber = ();
# split amount into chunks of 3
my @num = reverse split //, abs($amount);
my @numblock = ();
my @a;
my $i;
while (@num) {
@a = ();
for (1 .. 3) {
push @a, shift @num;
}
push @numblock, join / /, reverse @a;
}
while (@numblock) {
$i = $#numblock;
@num = split //, $numblock[$i];
if ($numblock[$i] == 0) {
pop @numblock;
next;
}
if ($numblock[$i] > 99) {
# the one from hundreds
push @textnumber, $self->{numbername}{$num[0]};
# add hundred designation
push @textnumber, $self->{numbername}{10**2};
# reduce numblock
$numblock[$i] -= $num[0] * 100;
}
$numblock[$i] *= 1;
if ($numblock[$i] > 9) {
# tens
push @textnumber, $self->format_ten($numblock[$i]);
} elsif ($numblock[$i] > 0) {
# ones
push @textnumber, $self->{numbername}{$numblock[$i]};
}
# add thousand, million
if ($i) {
$num = 10**($i * 3);
push @textnumber, $self->{numbername}{$num};
}
pop @numblock;
}
join ' ', @textnumber;
}
sub format_ten {
my ($self, $amount) = @_;
my $textnumber = "";
my @num = split //, $amount;
if ($amount > 20) {
$textnumber = $self->{numbername}{$num[0]*10};
$amount = $num[1];
} else {
$textnumber = $self->{numbername}{$amount};
$amount = 0;
}
$textnumber .= " ".$self->{numbername}{$amount} if $amount;
$textnumber;
}
1;
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