/**
* Download a published monograph publication format file.
* @param $args array
* @param $request PKPRequest
* @param $view boolean True iff inline viewer should be used, if available
*/
function download($args, $request, $view = false)
{
$dispatcher = $request->getDispatcher();
$publishedMonograph = $this->getAuthorizedContextObject(ASSOC_TYPE_PUBLISHED_MONOGRAPH);
$this->setupTemplate($request, $publishedMonograph);
$press = $request->getPress();
$monographId = array_shift($args);
// Validated thru auth
$representationId = array_shift($args);
$bestFileId = array_shift($args);
$publicationFormatDao = DAORegistry::getDAO('PublicationFormatDAO');
$publicationFormat = $publicationFormatDao->getByBestId($representationId, $publishedMonograph->getId());
if (!$publicationFormat || !$publicationFormat->getIsApproved() || !$publicationFormat->getIsAvailable() || ($remoteURL = $publicationFormat->getRemoteURL())) {
fatalError('Invalid publication format specified.');
}
$submissionFileDao = DAORegistry::getDAO('SubmissionFileDAO');
import('lib.pkp.classes.submission.SubmissionFile');
// File constants
$submissionFile = $submissionFileDao->getByBestId($bestFileId, $publishedMonograph->getId());
if (!$submissionFile) {
$dispatcher->handle404();
}
$fileIdAndRevision = $submissionFile->getFileIdAndRevision();
list($fileId, $revision) = array_map(create_function('$a', 'return (int) $a;'), preg_split('/-/', $fileIdAndRevision));
import('lib.pkp.classes.file.SubmissionFileManager');
$monographFileManager = new SubmissionFileManager($publishedMonograph->getContextId(), $publishedMonograph->getId());
switch ($submissionFile->getAssocType()) {
case ASSOC_TYPE_PUBLICATION_FORMAT:
// Publication format file
if ($submissionFile->getAssocId() != $publicationFormat->getId() || $submissionFile->getDirectSalesPrice() === null) {
fatalError('Invalid monograph file specified!');
}
break;
case ASSOC_TYPE_SUBMISSION_FILE:
// Dependent file
$genreDao = DAORegistry::getDAO('GenreDAO');
$genre = $genreDao->getById($submissionFile->getGenreId());
if (!$genre->getDependent()) {
fatalError('Invalid monograph file specified!');
}
return $monographFileManager->downloadFile($fileId, $revision);
break;
default:
fatalError('Invalid monograph file specified!');
}
$ompCompletedPaymentDao = DAORegistry::getDAO('OMPCompletedPaymentDAO');
$user = $request->getUser();
if ($submissionFile->getDirectSalesPrice() === '0' || $user && $ompCompletedPaymentDao->hasPaidPurchaseFile($user->getId(), $fileIdAndRevision)) {
// Paid purchase or open access.
if (!$user && $press->getSetting('restrictMonographAccess')) {
// User needs to register first.
Validation::redirectLogin();
}
// If inline viewing is requested, permit plugins to
// handle the document.
PluginRegistry::loadCategory('viewableFiles', true);
if ($view) {
if (HookRegistry::call('CatalogBookHandler::view', array(&$this, &$publishedMonograph, &$publicationFormat, &$submissionFile))) {
// If the plugin handled the hook, prevent further default activity.
exit;
}
}
// Inline viewer not available, or viewing not wanted.
// Download or show the file.
$inline = $request->getUserVar('inline') ? true : false;
if (!HookRegistry::call('CatalogBookHandler::download', array(&$this, &$publishedMonograph, &$publicationFormat, &$submissionFile, &$inline))) {
return $monographFileManager->downloadFile($fileId, $revision, $inline);
}
}
// Fall-through: user needs to pay for purchase.
// Users that are not logged in need to register/login first.
if (!$user) {
return $request->redirect(null, 'login', null, null, array('source' => $request->url(null, null, null, array($monographId, $representationId, $bestFileId))));
}
// They're logged in but need to pay to view.
import('classes.payment.omp.OMPPaymentManager');
$ompPaymentManager = new OMPPaymentManager($request);
if (!$ompPaymentManager->isConfigured()) {
$request->redirect(null, 'catalog');
}
$queuedPayment = $ompPaymentManager->createQueuedPayment($press->getId(), PAYMENT_TYPE_PURCHASE_FILE, $user->getId(), $fileIdAndRevision, $submissionFile->getDirectSalesPrice(), $press->getSetting('currency'));
$ompPaymentManager->displayPaymentForm($ompPaymentManager->queuePayment($queuedPayment), $queuedPayment);
}
