/**
* Return OAIIdentifier object from database row.
* @param $row array
* @return OAIIdentifier
*/
function &_returnIdentifierFromRow(&$row)
{
$oaiRecord = new OAIRecord();
$oaiRecord->identifier = $this->oai->recordIdToIdentifier($row['record_id']);
$oaiRecord->datestamp = OAIUtils::UTCDate(strtotime($this->datetimeFromDB($row['datestamp'])));
$oaiRecord->sets = array($row['archive_id']);
return $oaiRecord;
}
/**
* Return OAIIdentifier object from database row.
* @param $row array
* @return OAIIdentifier
*/
function &_returnIdentifierFromRow(&$row)
{
$record = new OAIRecord();
$conference =& $this->getConference($row['conference_id']);
$schedConf =& $this->getSchedConf($row['sched_conf_id']);
$track =& $this->getTrack($row['track_id']);
$record->identifier = $this->oai->paperIdToIdentifier($row['paper_id']);
$record->datestamp = OAIUtils::UTCDate(strtotime($this->datetimeFromDB($row['last_modified'])));
$record->sets = array($conference->getPath() . ':' . $track->getLocalizedAbbrev());
return $record;
}
/**
* Common operations for OAIRecord and OAIIdentifier object data set.
* @param $record OAIRecord/OAIIdentifier
* @param $row array
* @return OAIRecord/OAIIdentifier
*/
function _doCommonOAIFromRowOperations($record, $row)
{
$record->datestamp = OAIUtils::UTCDate(strtotime($this->datetimeFromDB($row['last_modified'])));
if (isset($row['tombstone_id'])) {
$record->identifier = $row['oai_identifier'];
$record->sets = array($row['set_spec']);
$record->status = OAIRECORD_STATUS_DELETED;
} else {
$record->status = OAIRECORD_STATUS_ALIVE;
$record = $this->setOAIData($record, $row, is_a($record, 'OAIRecord'));
}
return $record;
}
/**
* Return OAIIdentifier object from database row.
* @param $row array
* @return OAIIdentifier
*/
function &_returnIdentifierFromRow(&$row)
{
$journal =& $this->getJournal($row['journal_id']);
$section =& $this->getSection($row['section_id']);
$record = new OAIRecord();
$record->identifier = $this->oai->articleIdToIdentifier($row['article_id']);
$record->datestamp = OAIUtils::UTCDate(strtotime($this->datetimeFromDB($row['last_modified'])));
$record->sets = array($journal->getPath() . ':' . $section->getLocalizedAbbrev());
return $record;
}
/**
* Output OAI response.
* @param $response string text of response message.
* @param $printParams boolean display request parameters
*/
function response($response, $printParams = true)
{
header('Content-Type: text/xml');
echo "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" . "<?xml-stylesheet type=\"text/xsl\" href=\"" . PKPRequest::getBaseUrl() . "/lib/pkp/xml/oai2.xsl\" ?>\n" . "<OAI-PMH xmlns=\"http://www.openarchives.org/OAI/2.0/\"\n" . "\txmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"\n" . "\txsi:schemaLocation=\"http://www.openarchives.org/OAI/2.0/\n" . "\t\thttp://www.openarchives.org/OAI/2.0/OAI-PMH.xsd\">\n" . "\t<responseDate>" . OAIUtils::UTCDate() . "</responseDate>\n" . "\t<request";
// print request params, if applicable
if ($printParams) {
foreach ($this->params as $k => $v) {
echo " {$k}=\"" . OAIUtils::prepOutput($v) . "\"";
}
}
echo ">" . OAIUtils::prepOutput($this->config->baseUrl) . "</request>\n" . $response . "</OAI-PMH>\n";
}
