[29195] | 1 | # $Id: Objects.pm,v 1.1 2003-08-18 20:20:51 matt Exp $
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| 2 |
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| 3 | package XML::Parser::Style::Objects;
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| 4 | use strict;
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| 5 |
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| 6 | sub Init {
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| 7 | my $expat = shift;
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| 8 | $expat->{Lists} = [];
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| 9 | $expat->{Curlist} = $expat->{Tree} = [];
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| 10 | }
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| 11 |
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| 12 | sub Start {
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| 13 | my $expat = shift;
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| 14 | my $tag = shift;
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| 15 | my $newlist = [ ];
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| 16 | my $class = "${$expat}{Pkg}::$tag";
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| 17 | my $newobj = bless { @_, Kids => $newlist }, $class;
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| 18 | push @{ $expat->{Lists} }, $expat->{Curlist};
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| 19 | push @{ $expat->{Curlist} }, $newobj;
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| 20 | $expat->{Curlist} = $newlist;
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| 21 | }
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| 22 |
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| 23 | sub End {
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| 24 | my $expat = shift;
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| 25 | my $tag = shift;
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| 26 | $expat->{Curlist} = pop @{ $expat->{Lists} };
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| 27 | }
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| 28 |
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| 29 | sub Char {
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| 30 | my $expat = shift;
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| 31 | my $text = shift;
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| 32 | my $class = "${$expat}{Pkg}::Characters";
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| 33 | my $clist = $expat->{Curlist};
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| 34 | my $pos = $#$clist;
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| 35 |
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| 36 | if ($pos >= 0 and ref($clist->[$pos]) eq $class) {
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| 37 | $clist->[$pos]->{Text} .= $text;
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| 38 | } else {
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| 39 | push @$clist, bless { Text => $text }, $class;
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| 40 | }
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| 41 | }
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| 42 |
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| 43 | sub Final {
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| 44 | my $expat = shift;
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| 45 | delete $expat->{Curlist};
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| 46 | delete $expat->{Lists};
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| 47 | $expat->{Tree};
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| 48 | }
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| 49 |
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| 50 | 1;
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| 51 | __END__
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| 52 |
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| 53 | =head1 NAME
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| 54 |
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| 55 | XML::Parser::Style::Objects
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| 56 |
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| 57 | =head1 SYNOPSIS
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| 58 |
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| 59 | use XML::Parser;
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| 60 | my $p = XML::Parser->new(Style => 'Objects', Pkg => 'MyNode');
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| 61 | my $tree = $p->parsefile('foo.xml');
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| 62 |
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| 63 | =head1 DESCRIPTION
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| 64 |
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| 65 | This module implements XML::Parser's Objects style parser.
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| 66 |
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| 67 | This is similar to the Tree style, except that a hash object is created for
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| 68 | each element. The corresponding object will be in the class whose name
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| 69 | is created by appending "::" and the element name to the package set with
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| 70 | the Pkg option. Non-markup text will be in the ::Characters class. The
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| 71 | contents of the corresponding object will be in an anonymous array that
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| 72 | is the value of the Kids property for that object.
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| 73 |
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| 74 | =head1 SEE ALSO
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| 75 |
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| 76 | L<XML::Parser::Style::Tree>
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| 77 |
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| 78 | =cut |
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