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package Data::Phrasebook::Plain; |
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use strict; |
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use warnings FATAL => 'all'; |
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use base qw( Data::Phrasebook::Generic Data::Phrasebook::Debug ); |
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use Carp qw( croak ); |
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use vars qw($VERSION); |
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$VERSION = '0.35'; |
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=head1 NAME |
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Data::Phrasebook::Plain - The Simple Phrasebook Model. |
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=head1 SYNOPSIS |
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use Data::Phrasebook; |
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my $q = Data::Phrasebook->new( |
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class => 'Plain', |
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loader => 'Text', |
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file => 'phrases.txt', |
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); |
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my $r = Data::Phrasebook->new( file => 'phrases.txt' ); |
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# simple keyword to phrase mapping |
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my $phrase = $q->fetch($keyword); |
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# keyword to phrase mapping with parameters |
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$q->delimiters( qr{ \[% \s* (\w+) \s* %\] }x ); |
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my $phrase = $q->fetch($keyword,{this => 'that'}); |
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=head1 DESCRIPTION |
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This module is the fallback or default phrasebook class. It doesn't do much |
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except act as a very simple templating facility. |
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=head1 METHODS |
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=head2 fetch |
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Retrieves the specified C and substitutes any C for |
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C. |
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Thus, given: |
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47
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hello=Hello [% where %]! |
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49
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And code: |
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51
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my $text = $q->fetch( 'hello', { |
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where => 'world' |
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} ); |
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Return value is: |
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57
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Hello world! |
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The delimiters are deliberately taken from L Toolkit. |
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61
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=cut |
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63
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sub fetch { |
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1
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1563
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my $self = shift; |
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18
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my ($id, $args) = @_; |
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67
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18
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100
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$self->store(3,"->fetch IN - @_") if($self->debug); |
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69
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18
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my $map = $self->data($id); |
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16
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100
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croak "No mapping for '$id'" unless($map); |
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15
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my $delim_RE = $self->delimiters; |
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15
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50
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croak "Mapping for '$id' not a string." if ref $map; |
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74
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100
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if($self->debug) { |
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2
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$self->store(4,"->fetch delimiters=[$delim_RE]"); |
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2
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$self->store(4,"->fetch args=[".$self->dumper($args)."]"); |
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} |
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79
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15
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$map =~ s{$delim_RE}[ |
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9
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316
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defined $args->{$1} ? $args->{$1} : |
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100
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81
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$self->{blank_args} ? '' : croak "No value given for '$1'"; |
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]egx; |
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84
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return $map; |
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} |
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87
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1; |
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89
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__END__ |