60 lines
1.1 KiB
Perl
60 lines
1.1 KiB
Perl
use strict;
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use warnings;
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use XML::LibXML;
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use IO::File;
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# first instanciate the parser
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my $parser = XML::LibXML->new();
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# initialize the callbacks
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$parser->match_callback( \&match_uri );
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$parser->read_callback( \&read_uri );
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$parser->open_callback( \&open_uri );
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$parser->close_callback( \&close_uri );
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# include XIncludes on the fly
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$parser->expand_xinclude( 1 );
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# parse the file "text.xml" in the current directory
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my $dom = $parser->parse_file("test.xml");
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print $dom->toString() , "\n";
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# the callbacks follow
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# these callbacks are used for both the original parse AND the XInclude
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sub match_uri {
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my $uri = shift;
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return $uri !~ /:\/\// ? 1 : 0; # we handle only files
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}
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sub open_uri {
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my $uri = shift;
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my $handler = new IO::File;
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if ( not $handler->open( "<$uri" ) ){
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$handler = 0;
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}
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return $handler;
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}
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sub read_uri {
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my $handler = shift;
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my $length = shift;
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my $buffer = undef;
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if ( $handler ) {
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$handler->read( $buffer, $length );
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}
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return $buffer;
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}
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sub close_uri {
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my $handler = shift;
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if ( $handler ) {
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$handler->close();
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}
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return 1;
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}
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