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## ---------------------------------------------------------------------- |
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## $Id: Ref.pm,v 1.1 2003/01/22 17:59:22 root Exp $ |
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## ---------------------------------------------------------------------- |
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## $Log: Ref.pm,v $ |
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## ---------------------------------------------------------------------- |
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|
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|
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package Data::Rap::Metadata; |
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|
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use strict; |
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use warnings; |
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|
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|
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use Data::Dumper; |
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use XML::Parser; |
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use XML::Parser::EasyTree; |
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use XML::XPath; |
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#$XML::Parser::Easytree::Noempty=0; |
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#use XML::Simple; |
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|
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|
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sub getTargetMetadata { |
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my $self = shift; |
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my $target = shift; |
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#my $result = $self->queryXml("*/target[\@name=\"$target\"]", keyattr => [qw( name )], forcearray => 1); |
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my $keyattr = { |
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topic => 'name', |
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taskdef => 'name', |
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target => 'name', |
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}; |
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#my $result = $self->queryXml("*/target[\@name=\"$target\"]", keyattr => $keyattr, forcearray => 1); |
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$self->queryXml("*/target[\@name=\"$target\"]"); |
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#return $self->_queryXml($self->{filename}, "target"); |
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#print Dumper($result); |
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#return $result->{target}; |
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#return $result->{target}->{$target}; |
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#return $result; |
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$self->xml2easytree(); |
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return $self->{payload}; |
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} |
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|
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sub readXmlOverview { |
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my $self = shift; |
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|
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$self->log( "Reading Job Database from XML.", 'notice' ); |
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|
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#$self->{payload} = XMLin($self->{filename}); |
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#my $result = $self->queryXml("*/target", forcearray => 1); |
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#my $result = $self->queryXml("*/target", keyattr =>[]); |
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$self->queryXml("*/target", keyattr => [qw( name )] ); |
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$self->xml2simplehash(); |
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#return $result; |
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|
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} |
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|
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sub queryXml { |
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my $self = shift; |
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my $xpq = shift; |
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my $options = shift; |
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|
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$self->log( "_queryXml( xpq='$xpq' ) ", 'info' ); |
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|
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my $file = $self->{filename}; |
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|
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if (! -e $file) { |
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$self->log("file not found: '$file'", 'error'); |
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return; |
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} |
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|
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#print "file: $file", "\n"; |
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#print "xpq: $xpq", "\n"; |
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|
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# filter nodes by xpath-query |
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my $xp = XML::XPath->new( filename => $file ); |
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my $nodeset = $xp->find($xpq); |
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|
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# build result xml |
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my $buffer; |
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foreach my $node ($nodeset->get_nodelist) { |
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$buffer .= XML::XPath::XMLParser::as_string($node) . "\n\n"; |
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} |
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#$buffer .= ''; |
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#$buffer = "<result>$buffer</result>"; |
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|
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# trace |
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#print $buffer, "\n"; |
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|
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$self->{buffer} = $buffer; |
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|
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} |
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|
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|
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sub xml2easytree { |
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my $self = shift; |
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# convert xml data to native perl data structure |
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my $parser = XML::Parser->new( Style => 'EasyTree', Handlers => { Char => sub {} } ); |
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my $data = $parser->parse($self->{buffer}); |
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|
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my $hash = $data->[0]; |
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|
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# trace |
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#print Dumper($hash); |
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#exit; |
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|
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$self->{payload} = $hash; |
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} |
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|
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sub xml2simplehash { |
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my $self = shift; |
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$self->{payload} = XMLin($self->{buffer}); |
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} |
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|
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1; |
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__END__ |