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<?php
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/**
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* @file plugins/gateways/resolver/ResolverPlugin.php
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*
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* Copyright (c) 2014-2021 Simon Fraser University
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* Copyright (c) 2003-2021 John Willinsky
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* Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
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*
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* @class ResolverPlugin
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*
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* @brief Simple resolver gateway plugin
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*/
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namespace APP\plugins\gateways\resolver;
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use APP\core\Application;
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use APP\facades\Repo;
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use APP\issue\Collector;
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use APP\journal\JournalDAO;
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use APP\template\TemplateManager;
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use PKP\core\PKPString;
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use PKP\db\DAORegistry;
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use PKP\plugins\GatewayPlugin;
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class ResolverPlugin extends GatewayPlugin
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{
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/**
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* @copydoc Plugin::register()
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*
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* @param null|mixed $mainContextId
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*/
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public function register($category, $path, $mainContextId = null)
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{
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$success = parent::register($category, $path, $mainContextId);
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$this->addLocaleData();
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return $success;
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}
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/**
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* Get the name of the settings file to be installed on new journal
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* creation.
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*
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* @return string
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*/
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public function getContextSpecificPluginSettingsFile()
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{
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return $this->getPluginPath() . '/settings.xml';
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}
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/**
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* Get the name of this plugin. The name must be unique within
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* its category.
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*
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* @return string name of plugin
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*/
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public function getName()
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{
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return 'ResolverPlugin';
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}
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public function getDisplayName()
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{
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return __('plugins.gateways.resolver.displayName');
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}
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public function getDescription()
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{
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return __('plugins.gateways.resolver.description');
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}
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/**
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* Handle fetch requests for this plugin.
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*/
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public function fetch($args, $request)
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{
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if (!$this->getEnabled()) {
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return false;
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}
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$scheme = array_shift($args);
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switch ($scheme) {
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case 'doi':
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$doi = implode('/', $args);
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$article = Repo::submission()->getByDoi($doi, $request->getJournal()->getId());
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if ($article) {
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$request->redirect(null, 'article', 'view', $article->getBestId());
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}
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break;
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case 'vnp': // Volume, number, page
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case 'ynp': // Volume, number, year, page
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// This can only be used from within a journal context
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$journal = $request->getJournal();
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if (!$journal) {
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break;
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}
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if ($scheme == 'vnp') {
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$volume = (int) array_shift($args);
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$year = null;
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} elseif ($scheme == 'ynp') {
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$year = (int) array_shift($args);
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$volume = null;
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} else {
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return; // Suppress scrutinizer warn
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}
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$number = array_shift($args);
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$page = (int) array_shift($args);
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$issueCollector = Repo::issue()->getCollector()
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->filterByContextIds([$journal->getId()]);
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if ($volume !== null) {
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$issueCollector->filterByVolumes([$volume]);
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}
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if ($number !== null) {
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$issueCollector->filterByNumbers([$number]);
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}
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if ($year !== null) {
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$issueCollector->filterByYears([$year]);
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}
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$issues = $issueCollector->getMany();
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// Ensure only one issue matched, and fetch it.
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if ($issues->count() != 1) {
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break;
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}
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$issue = $issues->first();
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unset($issues);
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$submissions = Repo::submission()
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->getCollector()
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->filterByContextIds([$issue->getJournalId()])
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->filterByIssueIds([$issue->getId()])
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->getMany();
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foreach ($submissions as $submission) {
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// Look for the correct page in the list of articles.
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$matches = null;
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if (PKPString::regexp_match_get('/^[Pp][Pp]?[.]?[ ]?(\d+)$/', $submission->getPages(), $matches)) {
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$matchedPage = $matches[1];
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if ($page == $matchedPage) {
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$request->redirect(null, 'article', 'view', $submission->getBestId());
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}
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}
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if (PKPString::regexp_match_get('/^[Pp][Pp]?[.]?[ ]?(\d+)[ ]?-[ ]?([Pp][Pp]?[.]?[ ]?)?(\d+)$/', $submission->getPages(), $matches)) {
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$matchedPageFrom = $matches[1];
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$matchedPageTo = $matches[3];
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if ($page >= $matchedPageFrom && ($page < $matchedPageTo || ($page == $matchedPageTo && $matchedPageFrom = $matchedPageTo))) {
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$request->redirect(null, 'article', 'view', $submission->getBestId());
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}
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}
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unset($submission);
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}
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break;
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}
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// Failure.
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header('HTTP/1.0 404 Not Found');
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$templateMgr = TemplateManager::getManager($request);
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$templateMgr->assign('message', 'plugins.gateways.resolver.errors.errorMessage');
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$templateMgr->display('frontend/pages/message.tpl');
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exit;
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}
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public function sanitize($string)
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{
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return str_replace("\t", ' ', strip_tags($string));
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}
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public function exportHoldings()
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{
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$journalDao = DAORegistry::getDAO('JournalDAO'); /** @var JournalDAO $journalDao */
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$journals = $journalDao->getAll(true);
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$request = Application::get()->getRequest();
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header('content-type: text/plain');
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header('content-disposition: attachment; filename=holdings.txt');
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echo "title\tissn\te_issn\tstart_date\tend_date\tembargo_months\tembargo_days\tjournal_url\tvol_start\tvol_end\tiss_start\tiss_end\n";
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while ($journal = $journals->next()) {
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$issues = Repo::issue()->getCollector()
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->filterByContextIds([$journal->getId()])
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->filterByPublished(true)
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->orderBy(Collector::ORDERBY_PUBLISHED_ISSUES)
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->getMany();
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$startDate = $endDate = null;
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$startNumber = $endNumber = null;
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$startVolume = $endVolume = null;
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foreach ($issues as $issue) {
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$datePublished = $issue->getDatePublished();
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if ($datePublished !== null) {
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$datePublished = strtotime($datePublished);
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}
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if ($startDate === null || $startDate > $datePublished) {
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$startDate = $datePublished;
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}
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if ($endDate === null || $endDate < $datePublished) {
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$endDate = $datePublished;
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}
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$volume = $issue->getVolume();
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if ($startVolume === null || $startVolume > $volume) {
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$startVolume = $volume;
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}
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if ($endVolume === null || $endVolume < $volume) {
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$endVolume = $volume;
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}
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$number = $issue->getNumber();
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if ($startNumber === null || $startNumber > $number) {
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$startNumber = $number;
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}
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if ($endNumber === null || $endNumber < $number) {
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$endNumber = $number;
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}
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}
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echo $this->sanitize($journal->getLocalizedName()) . "\t";
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echo $this->sanitize($journal->getData('printIssn')) . "\t";
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echo $this->sanitize($journal->getData('onlineIssn')) . "\t";
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echo $this->sanitize($startDate === null ? '' : date('Y-m-d', $startDate)) . "\t"; // start_date
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echo $this->sanitize($endDate === null ? '' : date('Y-m-d', $endDate)) . "\t"; // end_date
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echo $this->sanitize('') . "\t"; // embargo_months
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echo $this->sanitize('') . "\t"; // embargo_days
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echo $request->url($journal->getPath()) . "\t"; // journal_url
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echo $this->sanitize($startVolume) . "\t"; // vol_start
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echo $this->sanitize($endVolume) . "\t"; // vol_end
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echo $this->sanitize($startNumber) . "\t"; // iss_start
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echo $this->sanitize($endNumber) . "\n"; // iss_end
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}
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}
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}
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