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package Business::Shipping::Util; |
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=head1 NAME |
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Business::Shipping::Util - Miscellaneous functions |
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=head1 DESCRIPTION |
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Misc functions. |
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=head1 METHODS |
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=cut |
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use strict; |
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541
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use warnings; |
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426
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use base ('Exporter'); |
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2024
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38250
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use Data::Dumper; |
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109602
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1091
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use Business::Shipping::Logging; |
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1677
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use Carp; |
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776
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use File::Find; |
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997
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15299
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use File::Copy; |
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44068
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1085
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use Fcntl ':flock'; |
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2072
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32707
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use English; |
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38836
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use version; our $VERSION = qv('400'); |
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1281
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use vars qw(@EXPORT_OK); |
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6491
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@EXPORT_OK = qw( looks_like_number unique ); |
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=head2 * currency( $opt, $amount ) |
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Formats a number for display as currency in the current locale (currently, the |
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only locale supported is USD). |
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=cut |
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sub currency { |
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my ($opt, $amount) = @_; |
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return unless $amount; |
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$amount = sprintf("%.2f", $amount); |
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$amount = "\$$amount" unless $opt->{no_format}; |
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return $amount; |
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} |
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=head2 * unique( @ary ) |
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Removes duplicates (but leaves at least one). |
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=cut |
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sub unique { |
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my (@ary) = @_; |
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my %seen; |
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my @unique; |
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foreach my $item (@ary) { |
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push(@unique, $item) unless $seen{$item}++; |
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} |
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return @unique; |
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} |
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=head2 * looks_like_number( $scalar ) |
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Shamelessly stolen from Scalar::Util 1.10 in order to reduce dependancies. |
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Not part of the normal copyright. |
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70
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=cut |
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72
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sub looks_like_number { |
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local $_ = shift; |
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# checks from perlfaq4 |
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return $] < 5.009002 unless defined; |
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return 1 if (/^[+-]?\d+$/); # is a +/- integer |
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return 1 |
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if (/^([+-]?)(?=\d|\.\d)\d*(\.\d*)?([Ee]([+-]?\d+))?$/); # a C float |
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return 1 |
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if ($] >= 5.008 and /^(Inf(inity)?|NaN)$/i) |
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or ($] >= 5.006001 and /^Inf$/i); |
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0
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0; |
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} |
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87
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=head2 uneval |
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89
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Takes any built-in object and returns the perl representation of it as a string |
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of text. It was copied from Interchange L, written |
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by Mike Heins EFE. |
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93
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=cut |
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95
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sub uneval { |
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my ($self, $o) = @_; # recursive |
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my ($r, $s, $key, $value); |
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0
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local ($^W) = 0; |
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no warnings; #supress 'use of unitialized values' |
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30
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3328
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101
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102
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0
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$r = ref $o; |
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0
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0
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if (!$r) { |
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$o =~ s/([\\"\$@])/\\$1/g; |
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$s = '"' . $o . '"'; |
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} |
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elsif ($r eq 'ARRAY') { |
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$s = "["; |
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for my $i (0 .. $#$o) { |
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$s .= uneval($o->[$i]) . ","; |
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} |
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$s .= "]"; |
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} |
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elsif ($r eq 'HASH') { |
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$s = "{"; |
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0
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while (($key, $value) = each %$o) { |
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$s .= "'$key' => " . uneval($value) . ","; |
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} |
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0
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$s .= "}"; |
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} |
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else { |
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0
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$s = "'something else'"; |
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} |
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125
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0
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$s; |
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} |
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128
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1; |
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130
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__END__ |