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

Complexity

Conditions	20
Paths	5184

Size

Total Lines	147
Code Lines	88

Duplication

Lines	0
Ratio	0 %

Importance

Changes	2
Bugs	0	Features	0

<?php
    protected function showCollectionList()
    {
        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)
            ->getQueryBuilderForTable('tx_dlf_collections');

        $selectedCollections = $queryBuilder->expr()->neq('tx_dlf_collections.uid', 0);
        $orderBy = 'tx_dlf_collections.label';
        $showUserDefinedColls = '';
        // Handle collections set by configuration.
        if ($this->settings['collections']) {
            if (
                count(explode(',', $this->settings['collections'])) == 1
                && empty($this->settings['dont_show_single'])
            ) {
                $this->showSingleCollection(intval(trim($this->settings['collections'], ' ,')));
            }
            $selectedCollections = $queryBuilder->expr()->in('tx_dlf_collections.uid', implode(',', GeneralUtility::intExplode(',', $this->settings['collections'])));
        }

        // Should user-defined collections be shown?
        if (empty($this->settings['show_userdefined'])) {
            $showUserDefinedColls = $queryBuilder->expr()->eq('tx_dlf_collections.fe_cruser_id', 0);
        } elseif ($this->settings['show_userdefined'] > 0) {
            if (!empty($GLOBALS['TSFE']->fe_user->user['uid'])) {
                $showUserDefinedColls = $queryBuilder->expr()->eq('tx_dlf_collections.fe_cruser_id', intval($GLOBALS['TSFE']->fe_user->user['uid']));
            } else {
                $showUserDefinedColls = $queryBuilder->expr()->neq('tx_dlf_collections.fe_cruser_id', 0);
            }
        }

        // Get collections.
        $queryBuilder
            ->select(
                'tx_dlf_collections.uid AS uid', // required by getRecordOverlay()
                'tx_dlf_collections.pid AS pid', // required by getRecordOverlay()
                'tx_dlf_collections.sys_language_uid AS sys_language_uid', // required by getRecordOverlay()
                'tx_dlf_collections.index_name AS index_name',
                'tx_dlf_collections.index_search as index_query',
                'tx_dlf_collections.label AS label',
                'tx_dlf_collections.thumbnail AS thumbnail',
                'tx_dlf_collections.description AS description',
                'tx_dlf_collections.priority AS priority'
            )
            ->from('tx_dlf_collections')
            ->where(
                $selectedCollections,
                $showUserDefinedColls,
                $queryBuilder->expr()->eq('tx_dlf_collections.pid', intval($this->settings['pages'])),
                $queryBuilder->expr()->andX(
                    $queryBuilder->expr()->orX(
                        $queryBuilder->expr()->in('tx_dlf_collections.sys_language_uid', [-1, 0]),
                        $queryBuilder->expr()->eq('tx_dlf_collections.sys_language_uid', $GLOBALS['TSFE']->sys_language_uid)
                    ),
                    $queryBuilder->expr()->eq('tx_dlf_collections.l18n_parent', 0)
                )
            )
            ->orderBy($orderBy);

        $result = $queryBuilder->execute();
        $count = $queryBuilder->count('uid')->execute()->fetchColumn(0);

        if ($count == 1 && empty($this->settings['dont_show_single'])) {
            $resArray = $result->fetch();
            $this->showSingleCollection(intval($resArray['uid']));
        }
        $solr = Solr::getInstance($this->settings['solrcore']);
        if (!$solr->ready) {
            $this->logger->error('Apache Solr not available');
            //return $content;
        }
        // We only care about the UID and partOf in the results and want them sorted
        $params['fields'] = 'uid,partof';
        $params['sort'] = ['uid' => 'asc'];
        $collections = [];

        // Get language overlay if on alterative website language.
        $pageRepository = GeneralUtility::makeInstance(PageRepository::class);
        while ($collectionData = $result->fetch()) {
            if ($collectionData['sys_language_uid'] != $GLOBALS['TSFE']->sys_language_content) {
                $collections[$collectionData['uid']] = $pageRepository->getRecordOverlay('tx_dlf_collections', $collectionData, $GLOBALS['TSFE']->sys_language_content, $GLOBALS['TSFE']->sys_language_contentOL);
                // keep the index_name of the default language
                $collections[$collectionData['uid']]['index_name'] = $collectionData['index_name'];
            } else {
                $collections[$collectionData['uid']] = $collectionData;
            }
        }
        // Sort collections according to flexform configuration
        if ($this->settings['collections']) {
            $sortedCollections = [];
            foreach (GeneralUtility::intExplode(',', $this->settings['collections']) as $uid) {
                $sortedCollections[$uid] = $collections[$uid];
            }
            $collections = $sortedCollections;
        }

        $processedCollections = [];

        // Process results.
        foreach ($collections as $collection) {
            $solr_query = '';
            if ($collection['index_query'] != '') {
                $solr_query .= '(' . $collection['index_query'] . ')';
            } else {
                $solr_query .= 'collection:("' . $collection['index_name'] . '")';
            }
            $partOfNothing = $solr->search_raw($solr_query . ' AND partof:0 AND toplevel:true', $params);
            $partOfSomething = $solr->search_raw($solr_query . ' AND NOT partof:0 AND toplevel:true', $params);
            // Titles are all documents that are "root" elements i.e. partof == 0
            $collection['titles'] = [];
            foreach ($partOfNothing as $doc) {
                $collection['titles'][$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)
            $collection['volumes'] = $collection['titles'];
            foreach ($partOfSomething as $doc) {
                $collection['volumes'][$doc->uid] = $doc->uid;
                // If a document is referenced via partof, it’s not a volume anymore.
                unset($collection['volumes'][$doc->partof]);
            }

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

            $collection['countTitles'] = count($collection['titles']);
            $collection['countVolumes'] = count($collection['volumes']);

            $processedCollections[$_key] = $collection;
        }

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

        // TODO: Hook for getting custom collection hierarchies/subentries (requested by SBB).
        /*    foreach ($this->hookObjects as $hookObj) {
                if (method_exists($hookObj, 'showCollectionList_getCustomCollectionList')) {
                    $hookObj->showCollectionList_getCustomCollectionList($this, $this->settings['templateFile'], $content, $markerArray);
                }
            }
        */

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