54 lines
1.0 KiB
Perl
54 lines
1.0 KiB
Perl
#!/usr/bin/perl
|
|
|
|
# $Id$
|
|
|
|
use XML::LibXML;
|
|
|
|
use strict;
|
|
use warnings;
|
|
|
|
my $parser = XML::LibXML->new();
|
|
my $xpath = shift @ARGV;
|
|
|
|
if ( scalar @ARGV ) {
|
|
foreach ( @ARGV ) {
|
|
my $doc = $parser->parse_file( $_ );
|
|
my $result = $doc->find( $xpath );
|
|
handle_result( $result );
|
|
undef $doc;
|
|
}
|
|
}
|
|
else {
|
|
# read from std in
|
|
my @doc = <STDIN>;
|
|
my $string = join "", @doc;
|
|
my $doc = $parser->parse_string( $string );
|
|
my $result = $doc->find( $xpath );
|
|
exit handle_result( $result );
|
|
}
|
|
|
|
sub handle_result {
|
|
my $result = shift;
|
|
|
|
return 1 unless defined $result;
|
|
|
|
if ( $result->isa( 'XML::LibXML::NodeList' ) ) {
|
|
foreach ( @$result ) {
|
|
print $_->toString(1) , "\n";
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
if ( $result->isa( 'XML::LibXML::Literal' ) ) {
|
|
print $result->value , "\n";
|
|
return 0;
|
|
}
|
|
|
|
if ( $result->isa( 'XML::LibXML::Boolean' ) ){
|
|
print $result->to_literal , "\n";
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|