public function getImages(array $users, Query $query, Images $model)
{
$images = [];
$qb = $this->getConnection()->createQueryBuilder();
$qb->select('*')->from($this->tableNames['imageinfo'], 'i');
// Filter on users
$expr = $qb->expr();
$composite = $expr->orX();
foreach ($users as $i => $user) {
$composite->add($expr->eq('i.user', ':user' . $i));
$qb->setParameter(':user' . $i, $user);
}
$qb->where($composite);
if ($sort = $query->sort()) {
// Fields valid for sorting
$validFields = ['size' => true, 'user' => true, 'imageIdentifier' => true, 'extension' => true, 'mime' => true, 'added' => true, 'updated' => true, 'width' => true, 'height' => true, 'checksum' => true, 'originalChecksum' => true];
foreach ($sort as $f) {
if (!isset($validFields[$f['field']])) {
throw new InvalidArgumentException('Invalid sort field: ' . $f['field'], 400);
}
$qb->addOrderBy($f['field'], $f['sort']);
}
} else {
$qb->orderBy('added', 'DESC');
}
$from = $query->from();
$to = $query->to();
if ($from || $to) {
if ($from !== null) {
$qb->andWhere('added >= :from')->setParameter(':from', $from);
}
if ($to !== null) {
$qb->andWhere('added <= :to')->setParameter(':to', $to);
}
}
if ($imageIdentifiers = $query->imageIdentifiers()) {
$expr = $qb->expr();
$composite = $expr->orX();
foreach ($imageIdentifiers as $i => $id) {
$composite->add($expr->eq('i.imageIdentifier', ':imageIdentifier' . $i));
$qb->setParameter(':imageIdentifier' . $i, $id);
}
$qb->andWhere($composite);
}
if ($checksums = $query->checksums()) {
$expr = $qb->expr();
$composite = $expr->orX();
foreach ($checksums as $i => $id) {
$composite->add($expr->eq('i.checksum', ':checksum' . $i));
$qb->setParameter(':checksum' . $i, $id);
}
$qb->andWhere($composite);
}
if ($originalChecksums = $query->originalChecksums()) {
$expr = $qb->expr();
$composite = $expr->orX();
foreach ($originalChecksums as $i => $id) {
$composite->add($expr->eq('i.originalChecksum', ':originalChecksum' . $i));
$qb->setParameter(':originalChecksum' . $i, $id);
}
$qb->andWhere($composite);
}
// Create a querybuilder that will be used to fetch the hits number, and update the model
$hitsQb = clone $qb;
$hitsQb->select('COUNT(i.id)');
$stmt = $hitsQb->execute();
$model->setHits((int) $stmt->fetchColumn());
if ($limit = $query->limit()) {
$qb->setMaxResults($limit);
}
if ($page = $query->page()) {
$offset = (int) $query->limit() * ($page - 1);
$qb->setFirstResult($offset);
}
$stmt = $qb->execute();
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
$returnMetadata = $query->returnMetadata();
foreach ($rows as $row) {
$image = ['extension' => $row['extension'], 'added' => new DateTime('@' . $row['added'], new DateTimeZone('UTC')), 'updated' => new DateTime('@' . $row['updated'], new DateTimeZone('UTC')), 'checksum' => $row['checksum'], 'originalChecksum' => isset($row['originalChecksum']) ? $row['originalChecksum'] : null, 'user' => $row['user'], 'imageIdentifier' => $row['imageIdentifier'], 'mime' => $row['mime'], 'size' => (int) $row['size'], 'width' => (int) $row['width'], 'height' => (int) $row['height']];
if ($returnMetadata) {
$image['metadata'] = $this->getMetadata($user, $row['imageIdentifier']);
}
$images[] = $image;
}
return $images;
}
