path: root/LedgerSMB/Num2text.pm

#=====================================================================
# LedgerSMB 
# Small Medium Business Accounting software
# http://www.ledgersmb.org/
# 
# Copyright (C) 2006
# This work contains copyrighted information from a number of sources all used
# with permission.
#
# This file contains source code included with or based on SQL-Ledger which
# is Copyright Dieter Simader and DWS Systems Inc. 2000-2005 and licensed
# under the GNU General Public License version 2 or, at your option, any later
# version.  For a full list including contact information of contributors,
# maintainers, and copyright holders, see the CONTRIBUTORS file.
#
# Original Copyright Notice from SQL-Ledger 2.6.17 (before the fork):
# Copyright (C) 2002
#
#  Author: DWS Systems Inc.
#     Web: http://www.sql-ledger.org
#
#  Contributors: 
#
#======================================================================
#
# This file has undergone whitespace cleanup.
#
#======================================================================
#
# this is the default code for the Check package
#
#=====================================================================

# The conversion routines can be tested with for example:
# perl <<EOF
#   use LedgerSMB::CP; 
#   my $c = CP->new('da'); 
#   $c->init; 
#   for(0 .. 202, 999 .. 1002, 1999 .. 2002, 999999 .. 1000002, 999999999 .. 1000000002) 
#     {print $_.":".$c->num2text($_)."\n";};'
# EOF

sub init {
    my $self = shift;
    my $locale = $self->{'locale'};
    my $langtag = substr($locale->language_tag, 0, 2);
    $self->{'numrules'} = 'en';
    $self->{'numrules'} = $langtag if 
        grep {/$langtag/} (qw/ca de es et fr hu it nl ru da/);
    $self->{'numrules'} = 'es' if $self->{'numrules'} eq 'ca';
    $self->{'numrules'} = 'de' if $self->{'numrules'} eq 'ru';

    %{ $self->{numbername} } =
                   (0 => $locale->text('Zero'),
                    1 => $locale->text('One'),
             '1o' => $locale->text('One-o'),
                    2 => $locale->text('Two'),
                3 => $locale->text('Three'),
            4 => $locale->text('Four'),
            5 => $locale->text('Five'),
            6 => $locale->text('Six'),
            7 => $locale->text('Seven'),
            8 => $locale->text('Eight'),
            9 => $locale->text('Nine'),
           10 => $locale->text('Ten'),
           11 => $locale->text('Eleven'),
            '11o' => $locale->text('Eleven-o'),
           12 => $locale->text('Twelve'),
           13 => $locale->text('Thirteen'),
           14 => $locale->text('Fourteen'),
           15 => $locale->text('Fifteen'),
           16 => $locale->text('Sixteen'),
           17 => $locale->text('Seventeen'),
           18 => $locale->text('Eighteen'),
           19 => $locale->text('Nineteen'),
           20 => $locale->text('Twenty'),
           21 => $locale->text('Twenty One'),
            '21o' => $locale->text('Twenty One-o'),
           22 => $locale->text('Twenty Two'),
           23 => $locale->text('Twenty Three'),
           24 => $locale->text('Twenty Four'),
           25 => $locale->text('Twenty Five'),
           26 => $locale->text('Twenty Six'),
           27 => $locale->text('Twenty Seven'),
           28 => $locale->text('Twenty Eight'),
           29 => $locale->text('Twenty Nine'),
           30 => $locale->text('Thirty'),
           40 => $locale->text('Forty'),
           50 => $locale->text('Fifty'),
           60 => $locale->text('Sixty'),
           70 => $locale->text('Seventy'),
           80 => $locale->text('Eighty'),
           90 => $locale->text('Ninety'),
                10**2 => $locale->text('Hundred'),
          500 => $locale->text('Five Hundred'),
          700 => $locale->text('Seven Hundred'),
          900 => $locale->text('Nine Hundred'),
                10**3 => $locale->text('Thousand'),
        10**6 => $locale->text('Million'),
        10**9 => $locale->text('Billion'),
           10**12 => $locale->text('Trillion'),
        );

}


sub num2text {
    my ($self, $amount) = @_;

    return $self->num2text_de($amount) if $self->{'numrules'} eq 'de';
    return $self->num2text_es($amount) if $self->{'numrules'} eq 'es';
    return $self->num2text_nl($amount) if $self->{'numrules'} eq 'nl';
    return $self->num2text_hu($amount) if $self->{'numrules'} eq 'hu';
    return $self->num2text_et($amount) if $self->{'numrules'} eq 'et';
    return $self->num2text_fr($amount) if $self->{'numrules'} eq 'fr';
    return $self->num2text_it($amount) if $self->{'numrules'} eq 'it';
    return $self->num2text_da($amount) if $self->{'numrules'} eq 'da';
    return $self->num2text_en($amount);
}


sub num2text_en {
    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, $self->format_ten_en($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_en {
    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;
  
}


sub num2text_de {
    my ($self, $amount) = @_;

    return $self->{numbername}{0} unless $amount;

    my @textnumber = ();

    # split amount into chunks of 3
    my @num = reverse split //, abs($amount);
    my @numblock = ();
    my ($i, $appendn);
    my @a = ();

    while (@num) {
        @a = ();
        for (1 .. 3) {
            push @a, shift @num;
        }
        push @numblock, join / /, reverse @a;
    }
    
    my $belowhundred = !$#numblock;
    
    while (@numblock) {

        $i = $#numblock;
        @num = split //, $numblock[$i];
        $appendn = "";
        
        $numblock[$i] *= 1;
        
        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;
        }
        
        $appendn = 'en' if ($i == 2);
        $appendn = 'n' if ($i > 2);

        if ($numblock[$i] > 9) {
            # tens
            push @textnumber, $self->format_ten_de($numblock[$i], $belowhundred);
        } elsif ($numblock[$i] > 1) {
            # ones
            push @textnumber, $self->{numbername}{$numblock[$i]};
        } elsif ($numblock[$i] == 1) {
            if ($i == 0) {
                push @textnumber, $self->{numbername}{$numblock[$i]}.'s';
            } else {
                if ($i >= 2) {
                    push @textnumber, $self->{numbername}{$numblock[$i]}.'e';
                } else {
                    push @textnumber, $self->{numbername}{$numblock[$i]};
                }
            }
            $appendn = "";
        }
        
        # add thousand, million
        if ($i) {
            $amount = 10**($i * 3);
            push @textnumber, $self->{numbername}{$amount}.$appendn;
        }
        
        pop @numblock;
        
    }

    join '', @textnumber;

}


sub format_ten_de {
    my ($self, $amount, $belowhundred) = @_;
    
    my $textnumber = "";
    my @num = split //, $amount;

    if ($amount > 20) {
        if ($num[1] == 0) { 
            $textnumber = $self->{numbername}{$amount}; 
        } else {
            if ($belowhundred) {
                $amount = $num[0] * 10;
                $textnumber = $self->{numbername}{$num[1]}.'und'.$self->{numbername}{$amount};
            } else {
                $amount = $num[0] * 10;
                $textnumber = $self->{numbername}{$amount}.$self->{numbername}{$num[1]};
                $textnumber .= 's' if ($num[1] == 1);
            }
        }
    } else {
        $textnumber = $self->{numbername}{$amount};
    }
    
    $textnumber;
    
}


sub num2text_et {
    my ($self, $amount) = @_;

    return $self->{numbername}{0} unless $amount;

    my @textnumber = ();

    # split amount into chunks of 3
    my @num = reverse split //, abs($amount);
    my @numblock = ();
    my ($i, $appendit);
    my @a = ();

    while (@num) {
        @a = ();
        for (1 .. 3) {
            push @a, shift @num;
        }
        push @numblock, join / /, reverse @a;
    }
    
    while (@numblock) {

        $i = $#numblock;
        $numblock[$i] *= 1;
        @num = split //, $numblock[$i];
        
        $appendit = "it";
        $hundred = 0;
        
        if ($numblock[$i] == 0) {
            pop @numblock;
            next;
        }
     
        if ($numblock[$i] > 99) {
            # the one from hundreds
            push @textnumber, "$self->{numbername}{$num[0]}$self->{numbername}{10**2}";
            # reduce numblock
            $numblock[$i] -= $num[0] * 100;
            @num = split //, $numblock[$i];
            $hundred = 1;
        }
        
        if ($numblock[$i] > 19) {
            # 20 - 99
            push @textnumber, "$self->{numbername}{$num[0]}kümmend";
            @num = split //, $numblock[$i];
            push @textnumber, $self->{numbername}{$num[1]} if $num[1] > 0;
            
        } elsif ($numblock[$i] > 10) {
            # 11 - 19
            if ($hundred) {
                @num = split //, $numblock[$i];
            }
            $num = $num[1];
    
            push @textnumber, "$self->{numbername}{$num}teist";
            
        } elsif ($numblock[$i] > 1) {
            # ones
            push @textnumber, $self->{numbername}{$numblock[$i]};
            
        } elsif ($numblock[$i] == 1) {
            push @textnumber, $self->{numbername}{$num[0]};
            $appendit = "";
            
        }
        
        # add thousand, million
        if ($i) {
            $amount = 10**($i * 3);
            $appendit = ($i == 1) ? "" : $appendit;
            push @textnumber, "$self->{numbername}{$amount}$appendit";
        }
        
        pop @numblock;
        
    }

    join ' ', @textnumber;

}


sub num2text_es {
    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 $stripun = 0;
    my @a = ();
    my $i;

    while (@num) {
        @a = ();
        for (1 .. 3) {
            push @a, shift @num;
        }
        push @numblock, join / /, reverse @a;
    }
    
    # special case for 1000
    if ($numblock[1] eq '1' && $numblock[0] gt '000') {
        # remove first array element from textnumber
        $stripun = 1;
    }

    while (@numblock) {

        $i = $#numblock;
        @num = split //, $numblock[$i];
        
        $numblock[$i] *= 1;

        if ($numblock[$i] == 0) {
            pop @numblock;
            next;
        }
        
        if ($numblock[$i] > 99) {
            if ($num[0] == 1) {
                push @textnumber, $self->{numbername}{10**2};
            } else {
                # special case for 500, 700, 900
                if (grep /$num[0]/, (5,7,9)) {
                    push @textnumber, $self->{numbername}{"${num[0]}00"};
        
                } else {
    
                    # the one from hundreds, append cientos
                    push @textnumber, $self->{numbername}{$num[0]}.$self->{numbername}{10**2}.'s';
        
                }
            }
         
            # reduce numblock
            $numblock[$i] -= $num[0] * 100;
        }
        
        if ($numblock[$i] > 9) {
            # tens
            push @textnumber, $self->format_ten_es($numblock[$i], $i);
        } elsif ($numblock[$i] > 0) {
            # ones
            $num = $numblock[$i];
            $num .= 'o' if ($num == 1 && $i == 0);
            push @textnumber, $self->{numbername}{$num};
        }
        
        # add thousand, million
        if ($i) {
            $num = 10**($i * 3);
            if ($numblock[$i] > 1) {
                if ($i == 2 || $i == 4) {
                    $a = $self->{numbername}{$num}."es";
                    $a =~ s/ó/o/;
                    push @textnumber, $a;
                } elsif ($i == 3) {
                    $num = 10**($i * 2);
                    $a = "$self->{10**3} $self->{numbername}{$num}"."es";
                    $a =~ s/ó/o/;
                    push @textnumber, $a;
                } else {
                    if ($i == 1) {
                        push @textnumber, $self->{numbername}{$num};
                    } else {
                        push @textnumber, $self->{numbername}{$num}.'s';
                    }
                }
            } else {
                push @textnumber, $self->{numbername}{$num};
            }
        }
            
        pop @numblock;
        
    }

    shift @textnumber if $stripun;

    join ' ', @textnumber;

}


sub format_ten_es {
    my ($self, $amount, $i) = @_;
    
    my $textnumber = "";
    my @num = split //, $amount;

    if ($amount > 30) {
        $textnumber = $self->{numbername}{$num[0]*10};
        $amount = $num[1];
    } else {
        $amount .= 'o' if ($num[1] == 1 && $i == 0);
        $textnumber = $self->{numbername}{$amount};
        $amount = 0;
    }

    $textnumber .= " y ".$self->{numbername}{$amount} if $amount;

    $textnumber;
    
}


sub num2text_fr {
    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;
    }
        
    my $cent=0;

    while (@numblock) {

        $i = $#numblock;
        @num = split //, $numblock[$i];
        
        if ($numblock[$i] == 0) {
            pop @numblock;
            next;
        }
     
        if ($numblock[$i] > 99) {
            $cent=1;

            # the one from hundreds

            if ($num[0] > 1) {
                push @textnumber, $self->{numbername}{$num[0]};
            }
         
            # reduce numblock
            $numblock[$i] -= $num[0] * 100;

            # add hundred designation
            if ($num[0] > 1) {
                if($numblock[$i] > 0) {
                    push @textnumber, $self->{numbername}{10**2};
                } else {
                    push @textnumber, "$self->{numbername}{10**2}s";
                }
            } else {
                push @textnumber, $self->{numbername}{10**2};
            }
            
        }
        
        $numblock[$i] *= 1;
        
        if ($numblock[$i] > 9) {
            # tens
            push @textnumber, $self->format_ten_fr($numblock[$i]);
        } elsif ($numblock[$i] > 0) {
            # ones
            if ($i == 1) {
                if ($cent == 1) {
                    push @textnumber, $self->{numbername}{$numblock[$i]};
                } 
                $cent = 0;
            } else {
                push @textnumber, $self->{numbername}{$numblock[$i]};
            }
        }
        
        # add thousand, million
        if ($i) {
            $num = 10**($i * 3);
            if ($i == 1) {
                push @textnumber, $self->{numbername}{$num};
            } elsif ($numblock[$i] > 1) {
                push @textnumber, "$self->{numbername}{$num}s";
            } else {
                push @textnumber, "$self->{numbername}{$num}";
            }
        }
            
        pop @numblock;
        
    }

    join ' ', @textnumber;

}


sub format_ten_fr {
    my ($self, $amount) = @_;
    
    my $textnumber = "";
    my @num = split //, $amount;

    if ($amount > 20) {
        if ($num[0] == 8) {
            if ($num[1] > 0) {
                $textnumber = $self->{numbername}{$num[0]*10};
            } else {
                $textnumber = "$self->{numbername}{$num[0]*10}s";
            }
            $amount = $num[1];
        } elsif ($num[0] == 7 || $num[0] == 9) {
            if ($num[1] > 0) {
                $textnumber = $self->{numbername}{($num[0]-1)*10};

                $textnumber .= " et" if ($num[1] == 1 && $num[0] == 7);

                $amount -= ($num[0]-1)*10;
            } else {
                $textnumber = $self->{numbername}{$num[0]*10};
                $amount = $num[1];
            }
        } else {
            $textnumber = $self->{numbername}{$num[0]*10};
            $textnumber .= " et" if ($num[1] == 1);
            $amount = $num[1];
        }
    } else {
        $textnumber = "$self->{numbername}{$amount}";
        $amount = 0;
    }

    $textnumber .= " ".$self->{numbername}{$amount} if $amount;

    $textnumber;
    
}


sub num2text_hu {
    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;
    my $res;
    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) {
            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, $self->format_ten_hu($numblock[$i]);
        } elsif ($numblock[$i] > 0) {
            # ones
            push @textnumber, $self->{numbername}{$numblock[$i]};
        }

        # add thousand, million
        if ($i) {
            if ($i==1 && $amount < 2000){

                $num = 10**($i * 3);
                push @textnumber, $self->{numbername}{$num};
            } else  {

                    $num = 10**($i * 3);
                    push @textnumber, $self->{numbername}{$num}."-";
            }
        }

        pop @numblock;

    }
    $res=ucfirst join '', @textnumber;
    $res=~s/(\-)$//;
    return $res;
}


sub format_ten_hu {
    my ($self, $amount) = @_;

    my $textnumber = "";
    my @num = split //, $amount;
    if ($amount > 30) {
        $textnumber = $self->{numbername}{$num[0]*10};
        $amount = $num[1];
    } else {
        $textnumber = $self->{numbername}{$amount};
        $amount = 0;
    }

    $textnumber .= "".$self->{numbername}{$amount} if $amount;

    $textnumber;

}


sub num2text_nl {
    my ($self, $amount) = @_;

    return $self->{numbername}{0} unless $amount;

    my @textnumber = ('**');

    # split amount into chunks of 3
    my @num = reverse split //, abs($amount);
    my @numblock = ();
    my ($i, $appendn);
    my @a = ();

    while (@num) {
        @a = ();
        for (1 .. 3) {
            push @a, shift @num;
        }
        push @numblock, join / /, reverse @a;
    }
    
    
    while (@numblock) {

        $i = $#numblock;
        @num = split //, $numblock[$i];
        
        $numblock[$i] *= 1;
        
        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;
        }
        
        if ($numblock[$i] > 9) {
            # tens
            push @textnumber, $self->format_ten_nl($numblock[$i]);
        } else {
            # ones
            push @textnumber, $self->{numbername}{$numblock[$i]};
        }
        
        # add thousand, million
        if ($i) {
            $amount = 10**($i * 3);
            push @textnumber, $self->{numbername}{$amount};
        }
        
        pop @numblock;
        
    }

    push @textnumber, '**';
    join '', @textnumber;

}


sub format_ten_nl {
    my ($self, $amount) = @_;
    
    my $textnumber = "";
    my @num = split //, $amount;

    if ($amount > 20) {
        # reverse one and ten and glue together with 'en'
        $amount = $num[0] * 10;
        $textnumber = $self->{numbername}{$num[1]}.'en'.$self->{numbername}{$amount}; 
    } else {
        $textnumber = $self->{numbername}{$amount};
    }
    
    $textnumber;
    
}


sub num2text_it {
    my ($self, $amount) = @_;

    return $self->{numbername}{0} unless $amount;

    my @textnumber = ();

    # split amount into chunks of 3
    my @num = reverse split //, abs($amount);
    my @numblock = ();
    my ($i, $appendn);
    my @a = ();

    while (@num) {
        @a = ();
        for (1 .. 3) {
            push @a, shift @num;
        }
        push @numblock, join / /, reverse @a;
    }
    
    while (@numblock) {

        $i = $#numblock;
        @num = split //, $numblock[$i];
        
        $numblock[$i] *= 1;
        
        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;
        }
        
        if ($numblock[$i] > 9) {
            # tens
            push @textnumber, $self->format_ten_it($numblock[$i]);
        } elsif ($numblock[$i] > 1) {
            # ones
            push @textnumber, $self->{numbername}{$numblock[$i]};
        }
        
        # add thousand, million
        if ($i) {
            $amount = 10**($i * 3);
            push @textnumber, $self->{numbername}{$amount};
        }
        
        pop @numblock;
        
    }

    join '', @textnumber;

}


sub format_ten_it {
    my ($self, $amount) = @_;
    
    my $textnumber = "";
    my @num = split //, $amount;

    if ($amount > 20) {
        if ($num[1] == 0) { 
            $textnumber = $self->{numbername}{$amount}; 
        } else {
            $amount = $num[0] * 10;
            $textnumber = $self->{numbername}{$amount}.$self->{numbername}{$num[1]};
        }
    } else {
        $textnumber = $self->{numbername}{$amount};
    }
    
    $textnumber;
    
}


# A special (swedish-like) spelling of danish check numbers
sub num2text_da {
    my ($self, $amount) = @_;

    # Handle 0
    return $self->{numbername}{0} unless $amount;

    # List of collected digits
    my @textnumber = ();

    # split amount into chunks of 3
    my @num = reverse split //, abs($amount);
    my @numblock = ();
    my @a = ();
    while (@num) {
        @a = ();
        for (1 .. 3) {
            push @a, shift @num;
        }
        push @numblock, join / /, reverse @a;
    }
    
    my $i;
    my $bigplural;
    while (@numblock) {
        $i = $#numblock;
        $numblock[$i] *= 1;
        
        if ($numblock[$i] == 0) {
            pop @numblock;
            next;
        }

        # Plural suffix "er" for million and up, not for tusinde
        $bigpluralsuffix = "";
        $bigpluralsuffix = "er" if ($i > 1 && $numblock[$i] > 1);
     
        if ($numblock[$i] > 99) {
                @num = split //, $numblock[$i];

            # the one from hundreds
                push @textnumber, $self->{numbername}{$num[0]};
         
            # add hundred designation
            push @textnumber, $self->{numbername}{100};

            # reduce numblock
            $numblock[$i] -= $num[0] * 100;
        }

        if ($numblock[$i] > 9) {
                @num = split //, $numblock[$i];

            # the one from tens
            push @textnumber, $self->{numbername}{$num[0]};
         
            # add ten designation
            push @textnumber, $self->{numbername}{10};

            # reduce numblock
            $numblock[$i] -= $num[0] * 10;
        }
        
        if ($numblock[$i] > 0) {
            # the ones left in the block
                if($numblock[$i] == 1 && $i != 1) {
                push @textnumber, $self->{numbername}{'1o'}; # Special case for "Et" tusinde
            } else {
                push @textnumber, $self->{numbername}{$numblock[$i]};
            }
        }
        
        # add thousand, million, etc
        if ($i) {
            $amount = 10**($i * 3);
            push @textnumber, $self->{numbername}{$amount}.$bigpluralsuffix;
        }
        
        pop @numblock;
    }

    join '', @textnumber;

}

1;