89 lines
2.8 KiB
PHP
89 lines
2.8 KiB
PHP
<?php
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declare(strict_types=1);
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namespace OCA\Memories\Db;
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use OCP\DB\QueryBuilder\IQueryBuilder;
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use OCP\IDBConnection;
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trait TimelineQueryPlaces
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{
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protected IDBConnection $connection;
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public function transformPlaceFilter(IQueryBuilder &$query, string $userId, int $locationId)
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{
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$query->innerJoin('m', 'memories_places', 'mp', $query->expr()->andX(
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$query->expr()->eq('mp.fileid', 'm.fileid'),
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$query->expr()->eq('mp.osm_id', $query->createNamedParameter($locationId)),
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));
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}
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public function getPlaces(TimelineRoot &$root)
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{
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$query = $this->connection->getQueryBuilder();
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// SELECT location name and count of photos
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$count = $query->func()->count($query->createFunction('DISTINCT m.fileid'), 'count');
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$query->select('e.osm_id', 'e.name', $count)->from('memories_planet', 'e');
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// WHERE there are items with this osm_id
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$query->innerJoin('e', 'memories_places', 'mp', $query->expr()->eq('mp.osm_id', 'e.osm_id'));
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// WHERE these items are memories indexed photos
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$query->innerJoin('mp', 'memories', 'm', $query->expr()->eq('m.fileid', 'mp.fileid'));
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// WHERE these photos are in the user's requested folder recursively
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$query = $this->joinFilecache($query, $root, true, false);
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// GROUP and ORDER by tag name
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$query->groupBy('e.osm_id', 'e.name');
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$query->orderBy($query->createFunction('LOWER(e.name)'), 'ASC');
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$query->addOrderBy('e.osm_id'); // tie-breaker
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// FETCH all tags
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$cursor = $this->executeQueryWithCTEs($query);
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$places = $cursor->fetchAll();
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// Post process
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foreach ($places as &$row) {
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$row['osm_id'] = (int) $row['osm_id'];
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$row['count'] = (int) $row['count'];
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}
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return $places;
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}
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public function getPlaceFiles(int $id, TimelineRoot $root, ?int $limit)
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{
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$query = $this->connection->getQueryBuilder();
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// SELECT all photos with this tag
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$query->select('f.fileid', 'f.etag')->from('memories_places', 'mp')
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->where($query->expr()->eq('mp.osm_id', $query->createNamedParameter($id)))
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;
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// WHERE these items are memories indexed photos
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$query->innerJoin('mp', 'memories', 'm', $query->expr()->eq('m.fileid', 'mp.fileid'));
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// WHERE these photos are in the user's requested folder recursively
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$query = $this->joinFilecache($query, $root, true, false);
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// MAX number of files
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if (null !== $limit) {
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$query->setMaxResults($limit);
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}
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// FETCH tag previews
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$cursor = $this->executeQueryWithCTEs($query);
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$ans = $cursor->fetchAll();
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// Post-process
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foreach ($ans as &$row) {
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$row['fileid'] = (int) $row['fileid'];
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}
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return $ans;
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}
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}
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