/**
* Retrieve all the OJS publication objects containing the
* data required to generate the given O4DOI schema.
*
* @param $object Issue|PublishedArticle|ArticleGalley The object to export.
*
* @return array An array with the required OJS objects.
*/
function &retrievePublicationObjects(&$object)
{
// Initialize local variables.
$nullVar = null;
$journal =& $this->getJournal();
$cache =& $this->getCache();
// Retrieve basic OJS objects.
$publicationObjects = parent::retrievePublicationObjects($object);
// Retrieve additional related objects.
// For articles and galleys: Retrieve all galleys of the article:
if (is_a($object, 'PublishedArticle') || is_a($object, 'ArticleGalley')) {
assert(isset($publicationObjects['article']));
$publicationObjects['galleysByArticle'] =& $this->retrieveGalleysByArticle($publicationObjects['article']);
}
// For issues: Retrieve all articles and galleys of the issue:
if (is_a($object, 'Issue')) {
// Articles by issue.
assert(isset($publicationObjects['issue']));
$issue =& $publicationObjects['issue'];
$publicationObjects['articlesByIssue'] =& $this->retrieveArticlesByIssue($issue);
// Galleys by issue.
$issueId = $issue->getId();
if (!$cache->isCached('galleysByIssue', $issueId)) {
foreach ($publicationObjects['articlesByIssue'] as $article) {
$this->retrieveGalleysByArticle($article);
unset($article);
}
$cache->markComplete('galleysByIssue', $issueId);
}
$publicationObjects['galleysByIssue'] =& $cache->get('galleysByIssue', $issueId);
}
return $publicationObjects;
}
/**
* @see DOIExportDom::getObjectLocalePrecedence()
* @param $suppFile SuppFile
*/
function getObjectLocalePrecedence(&$article, &$galley, &$suppFile)
{
$locales = array();
if (is_a($suppFile, 'SuppFile')) {
// Try to map the supp-file language to a PKP locale.
$suppFileLocale = $this->translateLanguageToLocale($suppFile->getLanguage());
if (!is_null($suppFileLocale)) {
$locales[] = $suppFileLocale;
}
}
// Retrieve further locales from the other objects.
$locales = array_merge($locales, parent::getObjectLocalePrecedence($article, $galley));
return $locales;
}
/**
* @see DOIExportDom::getObjectLocalePrecedence()
* @param $article Article
* @param $galley Galley
*/
function getObjectLocalePrecedence(&$article, &$galley)
{
// Retrieve further locales from the other objects.
return array_merge($locales, parent::getObjectLocalePrecedence($article, $galley));
}
/**
* @see DOIExportDom::retrievePublicationObjects()
*/
function &retrievePublicationObjects(&$object)
{
// Initialize local variables.
$nullVar = null;
$journal =& $this->getJournal();
$cache =& $this->getCache();
// Retrieve basic OJS objects.
$publicationObjects = parent::retrievePublicationObjects($object);
// Retrieve additional related objects.
// For articles: no additional objects needed for CrossRef:
// galleys are not considered and
// supp files will be retrieved when crating the XML
// Note: article issue is already retrieved by the parent method
if (is_a($object, 'PublishedArticle')) {
$article =& $publicationObjects['article'];
}
// For issues: Retrieve all articles of the issue:
if (is_a($object, 'Issue')) {
// Articles by issue.
assert(isset($publicationObjects['issue']));
$issue =& $publicationObjects['issue'];
$publicationObjects['articlesByIssue'] =& $this->retrieveArticlesByIssue($issue);
}
return $publicationObjects;
}
/**
* @see DOIExportDom::getPrimaryObjectLocale()
* @param $suppFile SuppFile
*/
function getPrimaryObjectLocale(&$article, &$galley, &$suppFile)
{
$primaryObjectLocale = null;
if (is_a($suppFile, 'SuppFile')) {
// Try to map the supp-file language to a PKP locale.
$suppFileLanguage = $suppFile->getLanguage();
if (strlen($suppFileLanguage) == 2) {
$suppFileLanguage = AppLocale::get3LetterFrom2LetterIsoLanguage($suppFileLanguage);
}
if (strlen($suppFileLanguage) == 3) {
$primaryObjectLocale = AppLocale::getLocaleFrom3LetterIso($suppFileLanguage);
}
}
// If mapping didn't work or we do not have a supp file then
// retrieve the locale from the other objects.
if (!AppLocale::isLocaleValid($primaryObjectLocale)) {
$primaryObjectLocale = parent::getPrimaryObjectLocale($article, $galley);
}
return $primaryObjectLocale;
}
