simple-oai-pmh/getrecord.php

81 lines
2.4 KiB
PHP

<?php
/**
* \file
* \brief Response to Verb GetRecord
*
* Retrieve a record based its identifier.
*
* Local variables <B>$metadataPrefix</B> and <B>$identifier</B> need to be provided through global array variable <B>$args</B>
* by their indexes 'metadataPrefix' and 'identifier'.
* The reset of information will be extracted from database based those two parameters.
*/
debug_message("\nI am debuging". __FILE__) ;
$metadataPrefix = $args['metadataPrefix'];
// myhandler is a php file which will be included to generate metadata node.
// $inc_record = $METADATAFORMATS[$metadataPrefix]['myhandler'];
if (is_array($METADATAFORMATS[$metadataPrefix])
&& isset($METADATAFORMATS[$metadataPrefix]['myhandler'])) {
$inc_record = $METADATAFORMATS[$metadataPrefix]['myhandler'];
} else {
$errors[] = oai_error('cannotDisseminateFormat', 'metadataPrefix', $metadataPrefix);
}
$identifier = $args['identifier'];
$query = selectallQuery($metadataPrefix, $identifier);
debug_message("Query: $query") ;
$res = $db->query($query);
if ($res===false) {
if (SHOW_QUERY_ERROR) {
echo __FILE__.','.__LINE__."<br />";
echo "Query: $query<br />\n";
die($db->errorInfo());
} else {
$errors[] = oai_error('idDoesNotExist', '', $identifier);
}
} elseif (!$res->rowCount()) { // based on PHP manual, it might only work for some DBs
$errors[] = oai_error('idDoesNotExist', '', $identifier);
}
if (!empty($errors)) {
oai_exit();
}
$record = $res->fetch(PDO::FETCH_ASSOC);
if ($record===false) {
if (SHOW_QUERY_ERROR) {
echo __FILE__.','.__LINE__."<br />";
echo "Query: $query<br />\n";
}
$errors[] = oai_error('idDoesNotExist', '', $identifier);
}
$identifier = $record[$SQL['identifier']];;
$datestamp = formatDatestamp($record[$SQL['datestamp']]);
if (isset($record[$SQL['deleted']]) && ($record[$SQL['deleted']] == 'true') &&
($deletedRecord == 'transient' || $deletedRecord == 'persistent')) {
$status_deleted = TRUE;
} else {
$status_deleted = FALSE;
}
$outputObj = new ANDS_Response_XML($args);
$cur_record = $outputObj->create_record();
$cur_header = $outputObj->create_header($identifier, $datestamp,$record[$SQL['set']],$cur_record);
// return the metadata record itself
if (!$status_deleted) {
include($inc_record); // where the metadata node is generated.
create_metadata($outputObj, $cur_record, $identifier, $record[$SQL['set']], $db);
} else {
$cur_header->setAttribute("status","deleted");
}
?>