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package WebPAC::Validate; |
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|
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use warnings; |
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use strict; |
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|
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use blib; |
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|
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use base 'WebPAC::Common'; |
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use File::Slurp; |
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use Data::Dumper; |
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|
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=head1 NAME |
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|
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WebPAC::Validate - provide simple validation for records |
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|
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=head1 VERSION |
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|
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Version 0.01 |
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|
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=cut |
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|
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our $VERSION = '0.01'; |
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|
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=head1 SYNOPSIS |
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|
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This module provide a simple way to validate your file against a simple |
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configuration file in following format: |
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|
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# field 10 doesn't have any subfields |
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10 |
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# same with 101 |
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101 |
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# field 200 have valid subfields a-g |
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200 a b c d e f g |
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# field 205 can have only subfield a |
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205 a |
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# while 210 can have a c or d |
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210 a c d |
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|
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=head1 FUNCTIONS |
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|
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=head2 new |
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|
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Create new validation object |
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|
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my $validate = new WebPAC::Validate( |
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path => '/path/to/input/validate_file', |
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); |
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|
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=cut |
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|
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sub new { |
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my $class = shift; |
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my $self = {@_}; |
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bless($self, $class); |
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|
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my $log = $self->_get_logger(); |
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|
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foreach my $p (qw/path/) { |
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$log->logconfess("need $p") unless ($self->{$p}); |
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} |
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|
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my $v_file = read_file( $self->{path} ) || |
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$log->logdie("can't open validate path $self->{path}: $!"); |
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|
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my $v; |
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my $curr_line = 1; |
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|
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foreach my $l (split(/[\n\r]+/, $v_file)) { |
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$curr_line++; |
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# skip comments |
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next if ($l =~ m/^#/); |
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|
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$l =~ s/^\s+//; |
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$l =~ s/\s+$//; |
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|
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my @d = split(/\s+/, $l); |
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|
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my $fld = shift @d || $log->logdie("need field name in line $curr_line: $l"); |
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|
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if (@d) { |
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$v->{$fld}->{ref} = 'ARRAY'; |
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$v->{$fld}->{sf} = \@d; |
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} else { |
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$v->{$fld}->{ref} = ''; |
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} |
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|
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} |
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|
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$log->debug("current validation rules: ", Dumper($v)); |
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$self->{rules} = $v; |
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|
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$self ? return $self : return undef; |
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} |
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|
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=head1 AUTHOR |
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|
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Dobrica Pavlinusic, C<< <dpavlin@rot13.org> >> |
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|
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=head1 COPYRIGHT & LICENSE |
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|
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Copyright 2006 Dobrica Pavlinusic, All Rights Reserved. |
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This program is free software; you can redistribute it and/or modify it |
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under the same terms as Perl itself. |
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|
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=cut |
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|
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1; # End of WebPAC::Validate |
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