Kitodo\Dlf\Controller\CollectionController::listAction()

Complexity

Conditions	13
Paths	73

Size

Total Lines	73
Code Lines	42

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
    public function listAction()
    {
        $solr = Solr::getInstance($this->settings['solrcore']);

        if (!$solr->ready) {
            $this->logger->error('Apache Solr not available');
            return;
        }
        // We only care about the UID and partOf in the results and want them sorted
        $params['fields'] = 'uid,partof';
        $params['sort'] = ['uid' => 'asc'];
        $collections = [];

        // Sort collections according to order in plugin flexform configuration
        if ($this->settings['collections']) {
            $sortedCollections = [];
            foreach (GeneralUtility::intExplode(',', $this->settings['collections']) as $uid) {
                $sortedCollections[$uid] = $this->collectionRepository->findByUid($uid);
            }
            $collections = $sortedCollections;
        } else {
            $collections = $this->collectionRepository->findAll();
        }

        if (count($collections) == 1 && empty($this->settings['dont_show_single']) && is_array($collections)) {
            $this->forward('show', null, null, ['collection' => array_pop($collections)]);
        }

        $processedCollections = [];

        // Process results.
        foreach ($collections as $collection) {
            $solr_query = '';
            if ($collection->getIndexSearch() != '') {
                $solr_query .= '(' . $collection->getIndexSearch() . ')';
            } else {
                $solr_query .= 'collection:("' . Solr::escapeQuery($collection->getIndexName()) . '")';
            }
            $params['query'] = $solr_query . ' AND partof:0 AND toplevel:true';
            $partOfNothing = $solr->search_raw($params);

            $params['query'] = $solr_query . ' AND NOT partof:0 AND toplevel:true';
            $partOfSomething = $solr->search_raw($params);
            // Titles are all documents that are "root" elements i.e. partof == 0
            $collectionInfo['titles'] = [];
            foreach ($partOfNothing as $doc) {
                $collectionInfo['titles'][$doc->uid] = $doc->uid;
            }
            // Volumes are documents that are both
            // a) "leaf" elements i.e. partof != 0
            // b) "root" elements that are not referenced by other documents ("root" elements that have no descendants)
            $collectionInfo['volumes'] = $collectionInfo['titles'];
            foreach ($partOfSomething as $doc) {
                $collectionInfo['volumes'][$doc->uid] = $doc->uid;
                // If a document is referenced via partof, it’s not a volume anymore.
                unset($collectionInfo['volumes'][$doc->partof]);
            }

            // Generate random but unique array key taking priority into account.
            do {
                $_key = ($collectionInfo['priority'] * 1000) + mt_rand(0, 1000);
            } while (!empty($processedCollections[$_key]));

            $processedCollections[$_key]['collection'] = $collection;
            $processedCollections[$_key]['info'] = $collectionInfo;
        }

        // Randomize sorting?
        if (!empty($this->settings['randomize'])) {
            ksort($processedCollections, SORT_NUMERIC);
        }

        $this->view->assign('collections', $processedCollections);
    }