/**
* Import citations from a raw citation list to the object
* described by the given association type and id.
* @param $request Request
* @param $assocType int
* @param $assocId int
* @param $rawCitationList string
* @return integer the number of spawned citation checking processes
*/
function importCitations($request, $assocType, $assocId, $rawCitationList)
{
assert(is_numeric($assocType) && is_numeric($assocId));
$assocType = (int) $assocType;
$assocId = (int) $assocId;
// Remove existing citations.
$this->deleteObjectsByAssocId($assocType, $assocId);
// Tokenize raw citations
import('lib.pkp.classes.citation.CitationListTokenizerFilter');
$citationTokenizer = new CitationListTokenizerFilter();
$citationStrings = $citationTokenizer->execute($rawCitationList);
// Instantiate and persist citations
$citations = array();
if (is_array($citationStrings)) {
foreach ($citationStrings as $seq => $citationString) {
$citation = new Citation($citationString);
// Initialize the citation with the raw
// citation string.
$citation->setRawCitation($citationString);
// Set the object association
$citation->setAssocType($assocType);
$citation->setAssocId($assocId);
// Set the counter
$citation->setSequence($seq + 1);
$this->insertObject($citation);
$citations[$citation->getId()] = $citation;
}
}
// Check new citations in parallel.
$noOfProcesses = (int) Config::getVar('general', 'citation_checking_max_processes');
$processDao = DAORegistry::getDAO('ProcessDAO');
return $processDao->spawnProcesses($request, 'api.citation.CitationApiHandler', 'checkAllCitations', PROCESS_TYPE_CITATION_CHECKING, $noOfProcesses);
}