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## ------------------------------------------------------------------------ |
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## $Id: Simple.pm,v 1.3 2002/12/27 16:06:55 joko Exp $ |
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## ------------------------------------------------------------------------ |
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## $Log: Simple.pm,v $ |
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## Revision 1.3 2002/12/27 16:06:55 joko |
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## + sub _checkRequired |
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## + sub getPossibleOptionKeys |
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## + sub get |
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## |
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## Revision 1.2 2002/12/23 04:27:03 joko |
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## + refactored, more oo-style now |
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## |
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## Revision 1.1 2002/12/22 14:16:23 joko |
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## + initial check-in |
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## |
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## ------------------------------------------------------------------------ |
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|
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|
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package Getopt::Simple; |
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|
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use strict; |
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use warnings; |
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|
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|
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use Data::Dumper; |
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use Getopt::Long; |
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|
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my $opt; |
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|
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sub _cb_readOption { |
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|
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#my $self = shift; |
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|
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#print Dumper(@_); |
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#return; |
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|
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my $opt_name = shift; |
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my $opt_value = shift; |
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$opt_value ||= 1; |
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$opt->{$opt_name} = $opt_value; |
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#$self->{$opt_name} = $opt_value; |
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} |
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|
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sub new { |
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my $invocant = shift; |
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my $class = ref($invocant) || $invocant; |
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my $self = {}; |
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bless $self, $class; |
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|
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#my $fields = shift; |
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my @fields; |
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foreach (@_) { |
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#print ref $_, "\n"; |
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if (ref $_ eq 'HASH') { |
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$self->{__metadata} = $_; |
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} else { |
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push @fields, $_; |
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} |
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} |
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|
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# build mapping (hash with argument as key and callback (CODEref) as value) |
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$self->{__possible} = []; |
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$self->{__available} = []; |
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$self->{__result} = {}; |
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$self->{__getopt_mapping} = []; |
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#foreach (@$fields) { |
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foreach (@fields) { |
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|
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my $key = $_; |
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$key =~ s/=.*$//; |
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push @{$self->{__possible}}, $key; |
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|
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|
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#$option_mapping->{$_} = \&readOption; |
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push @{$self->{__getopt_mapping}}, $_; |
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push @{$self->{__getopt_mapping}}, \&_cb_readOption; |
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} |
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|
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GetOptions(@{$self->{__getopt_mapping}}); |
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#Getopt::Long::Configure("permute"); |
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#GetOptions("<>" => \&_cb_readOption); |
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|
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foreach my $key (keys %{$opt}) { |
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push @{$self->{__available}}, $key; |
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$self->{__result}->{$key} = $opt->{$key}; |
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# for convenience: store inside object itself, too |
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$self->{$key} = $opt->{$key}; |
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} |
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|
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$self->_checkRequired(); |
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|
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return $self; |
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} |
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|
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sub _checkRequired { |
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my $self = shift; |
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foreach my $entry (@{$self->{__metadata}->{required}}) { |
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my $optionkey = $entry->[0]; |
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my $coderef = $entry->[1]; |
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if (!$self->{__result}->{$optionkey}) { |
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#$self->{__metadata}->{required}->{$_}->($self); |
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$coderef->($self); |
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} |
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} |
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} |
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|
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sub getOptions { |
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my $self = shift; |
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return $self->{__result}; |
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} |
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|
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sub getPossibleOptionKeys { |
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my $self = shift; |
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return $self->{__possible}; |
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} |
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|
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sub get { |
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my $self = shift; |
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my $key = shift; |
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return $self->{$key}; |
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} |
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|
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1; |
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