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# vim: sts=3 sw=3 et |
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package Parse::CPAN::Whois; |
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use strict; |
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use warnings; |
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our $VERSION='0.02'; |
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=head1 NAME |
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Parse::CPAN::Whois - Parse CPAN's authors/00whois.xml file |
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=head1 DESCRIPTION |
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CPAN has two author indices, "01mailrc.txt.gz", which L parses for you, and "00whois.xml", which is handled by this module. |
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It tries to be API-compatible with L, while providing |
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access to the extra information "00whois.xml" has over "01mailrc.txt.gz". |
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=cut |
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use XML::SAX::ParserFactory; |
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use Parse::CPAN::Whois::Author; |
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use base qw(XML::SAX::Base); |
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=head1 METHODS |
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=head2 new FILENAME|DATA |
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new() takes either a path or a scalar containing the data to parse |
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as an argument. It parses the data, and then returns an object you |
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can query for PAUSE ids. |
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=cut |
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sub new { |
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my $class = shift; |
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my $file = shift; |
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$file = '00whois.xml' unless (defined $file); |
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my $handler = $class->SUPER::new; |
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my $p = XML::SAX::ParserFactory->parser(Handler => $handler); |
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if (substr ($file, 0, 1) eq '<') { |
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$p->parse_string ($file); |
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} else { |
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$p->parse_file($file); |
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} |
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return delete $handler->{list}; |
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} |
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=head2 author PAUSEID |
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returns the L object that corresponds to |
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the PAUSE id. |
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=cut |
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sub author { |
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my $self = shift; |
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my $cpanid = shift; |
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return $self->{uc($cpanid)} |
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} |
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=head2 authors |
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returns a list of L objects. |
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=cut |
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sub authors { |
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my $self = shift; |
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return values %$self; |
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} |
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# below are the SAX2 methods used. |
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sub start_element { |
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my $self = shift; |
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my $elem = shift; |
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if ($elem->{LocalName} eq 'cpan-whois') { |
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$self->{list} = bless {}, 'Parse::CPAN::Whois'; |
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} elsif ($elem->{LocalName} eq 'cpanid') { |
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$self->{tmp} = bless {}, 'Parse::CPAN::Whois::Author'; |
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} else { |
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$self->{key} = $elem->{LocalName}; |
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$self->{value} = ''; |
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} |
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} |
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sub characters { |
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my $self = shift; |
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my $data = shift; |
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if (defined $self->{value}) { |
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$self->{value} .= $data->{Data}; |
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} |
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} |
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sub end_element { |
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my $self = shift; |
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my $elem = shift; |
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if ($elem->{LocalName} eq 'cpan-whois') { |
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} elsif ($elem->{LocalName} eq 'cpanid') { |
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my $id = $self->{tmp}->{id}; |
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my $foo = delete $self->{tmp}; |
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if ($foo->{type} eq 'author') { |
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$self->{list}->{$id} = $foo; |
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} |
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} else { |
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$self->{tmp}->{delete $self->{key}} = delete $self->{value}; |
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} |
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} |
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1; |
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__END__ |