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#!/usr/bin/perl
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# check that the correct number or parameters are issued
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if (($#ARGV +1) != 3) {die "Usage: %./get_eml.pl <metacat_url> <login> <passwd>\n\n";}
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($url, $username, $password) = @ARGV; #get the input file and output file names
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use Metacat;
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use XML::DOM;
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my $metacat = Metacat->new();
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if ($metacat) {
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$metacat->set_options( metacatUrl => $url );
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} else {
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#print "Failed during metacat creation.";
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$error = 1;
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exit();
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}
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# Login to metacat
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# //print "Logging in to metacat..........\n";
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my $response1 = $metacat->login($username, $password);
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if (! $response1) {
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# //print $metacat->getMessage();
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# //print "Failed during login: metacat.\n";
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$error = 2;
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} else {
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# //print "Logged in.\n";
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}
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my $query = "<?xml version=\"1.0\" ?> <pathquery version=\"1.2\"> <querytitle>Untitled-Search-2</querytitle> <returndoctype>-//ecoinformatics.org//eml-dataset-2.0.0beta6//EN</returndoctype> <returndoctype>-//NCEAS//eml-dataset-2.0//EN</returndoctype> <returndoctype>eml://ecoinformatics.org/eml-2.0.0</returndoctype> <returnfield>dataset/title</returnfield> <returnfield>individualName/surName</returnfield> <returnfield>keyword</returnfield><returnfield>westBoundingCoordinate</returnfield><returnfield>eastBoundingCoordinate</returnfield><returnfield>northBoundingCoordinate</returnfield><returnfield>southBoundingCoordinate</returnfield><returnfield>westbc</returnfield><returnfield>eastbc</returnfield><returnfield>northbc</returnfield><returnfield>southbc</returnfield><querygroup operator=\"INTERSECT\"><querygroup operator=\"UNION\"><querygroup operator=\"UNION\"><queryterm searchmode=\"contains\" casesensitive=\"false\"><value>%25</value></queryterm></querygroup></querygroup></querygroup></pathquery>";
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my $response = $metacat->squery($query);
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my $mesg =$metacat->getMessage();
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#print "\n\ngetting the message ... \n";
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#print $mesg;
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if($mesg eq ""){
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# print ("Too much time is reply back from metacat...");
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exit();
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}
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my $parser = new XML::DOM::Parser;
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my $node;
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my $name;
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my $doc = $parser->parse($mesg);
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my $nodes = $doc->getElementsByTagName("docid");
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$numberNodes = $nodes->getLength;
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for (my $loop_index =0; $loop_index < $numberNodes; $loop_index++)
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{
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$node = $nodes->item($loop_index);
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$name = trimwhitespace($node->getFirstChild()->getNodeValue());
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$node = $node->getParentNode();
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my $tempnodes = $node->getElementsByTagName("param");
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my $tempnumberNodes = $tempnodes->getLength;
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my $title = "";
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my $keyword = "";
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my $cName = "";
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my $eBC = "";
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my $wBC = "";
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my $nBC = "";
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my $sBC = "";
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for (my $loop =0; $loop < $tempnumberNodes; $loop++)
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{
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my $tempnode = $tempnodes->item($loop);
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my $paramname = $tempnode->getAttributeNode("name")->getValue();
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if($paramname eq "dataset/title"){
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$title = trimwhitespace($tempnode->getFirstChild()->getNodeValue());
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}
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if($paramname eq "keyword"){
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$keyword = trimwhitespace($keyword.",".$tempnode->getFirstChild()->getNodeValue());
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}
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if($paramname eq "individualName/surName"){
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$cName = trimwhitespace($cName.",".$tempnode->getFirstChild()->getNodeValue());
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}
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if($paramname eq "eastBoundingCoordinate"){
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$eBC = trimwhitespace($tempnode->getFirstChild()->getNodeValue());
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}
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if($paramname eq "eastbc"){
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$eBC = trimwhitespace($tempnode->getFirstChild()->getNodeValue());
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}
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if($paramname eq "westBoundingCoordinate"){
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$wBC = trimwhitespace($tempnode->getFirstChild()->getNodeValue());
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}
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if($paramname eq "westbc"){
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$wBC = trimwhitespace($tempnode->getFirstChild()->getNodeValue());
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}
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if($paramname eq "northBoundingCoordinate"){
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$nBC = trimwhitespace($tempnode->getFirstChild()->getNodeValue());
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}
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if($paramname eq "northbc"){
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$nBC = trimwhitespace($tempnode->getFirstChild()->getNodeValue());
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}
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if($paramname eq "southBoundingCoordinate"){
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$sBC = trimwhitespace($tempnode->getFirstChild()->getNodeValue());
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}
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if($paramname eq "southbc"){
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$sBC = trimwhitespace($tempnode->getFirstChild()->getNodeValue());
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}
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}
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if($keyword ne "" ){
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$keyword = substr ($keyword, 1);
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}
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if($cName ne "" ){
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$cName = substr ($cName, 1);
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}
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# print "$name, $title, ($cName), ($keyword), ($eBC,$wBC,$nBC,$sBC), $url?action=read&docid=$name&qformat=knb, \n";
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# print trimwhitespace($eBC) + " \n";
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if ($eBC ne "" && $nBC ne "" && $eBC ne "0" && $nBC ne "0") {
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print "$name $wBC $eBC $sBC $nBC $url?action=read&docid=$name&qformat=knb \n";
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}
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}
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128
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# Remove whitespace from the start and end of the string
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sub trimwhitespace($)
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{
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my $string = shift;
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$string =~ s/^\s+//;
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$string =~ s/\s+$//;
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return $string;
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}
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#print $numberNodes;
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