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Refactor functions out of Library

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This commit is contained in:
Alex Cabal 2024-11-10 22:59:57 -06:00
parent 1449148989
commit b7b63a4be5
24 changed files with 419 additions and 444 deletions
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155
lib/Ebook.php
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@ -1,5 +1,4 @@
<?
use Safe\DateTimeImmutable;
use function Safe\file_get_contents;
@ -1853,4 +1852,158 @@ class Ebook{
return $result[0];
}
/**
* @return array<Ebook>
*/
public static function GetAll(): array{
// Get all ebooks, unsorted.
return Db::Query('
SELECT *
from Ebooks
', [], Ebook::class);
}
/**
* @return array<Ebook>
*/
public static function GetAllByAuthor(string $urlPath): array{
if(mb_strpos($urlPath, '_') === false){
// Single author
return Db::Query('
SELECT e.*
from Ebooks e
inner join Contributors con using (EbookId)
where con.MarcRole = "aut"
and con.UrlName = ?
order by e.EbookCreated desc
', [$urlPath], Ebook::class);
}
else{
// Multiple authors, e.g., `karl-marx_friedrich-engels`.
$authors = explode('_', $urlPath);
$params = $authors;
$params[] = sizeof($authors); // The number of authors in the URL must match the number of `Contributor` records.
return Db::Query('
SELECT e.*
from Ebooks e
inner join Contributors con using (EbookId)
where con.MarcRole = "aut"
and con.UrlName in ' . Db::CreateSetSql($authors) . '
group by e.EbookId
having count(distinct con.UrlName) = ?
order by e.EbookCreated desc
', $params, Ebook::class);
}
}
/**
* @return array<Ebook>
*/
public static function GetAllByCollection(string $collection): array{
$ebooks = Db::Query('
SELECT e.*
from Ebooks e
inner join CollectionEbooks ce using (EbookId)
inner join Collections c using (CollectionId)
where c.UrlName = ?
order by ce.SequenceNumber, e.EbookCreated desc
', [$collection], Ebook::class);
return $ebooks;
}
/**
* @return array<Ebook>
*/
public static function GetAllByRelated(Ebook $ebook, int $count, ?EbookTag $relatedTag): array{
if($relatedTag !== null){
$relatedEbooks = Db::Query('
SELECT e.*
from Ebooks e
inner join EbookTags et using (EbookId)
where et.TagId = ?
and et.EbookId != ?
order by RAND()
limit ?
', [$relatedTag->TagId, $ebook->EbookId, $count], Ebook::class);
}
else{
$relatedEbooks = Db::Query('
SELECT *
from Ebooks
where EbookId != ?
order by RAND()
limit ?
', [$ebook->EbookId, $count], Ebook::class);
}
return $relatedEbooks;
}
/**
* @param array<string> $tags
*
* @return array{ebooks: array<Ebook>, ebooksCount: int}
*/
public static function GetAllByFilter(string $query = null, array $tags = [], Enums\EbookSortType $sort = null, int $page = 1, int $perPage = EBOOKS_PER_PAGE): array{
$limit = $perPage;
$offset = (($page - 1) * $perPage);
$joinContributors = '';
$joinTags = '';
$params = [];
$whereCondition = 'where true';
$orderBy = 'e.EbookCreated desc';
if($sort == Enums\EbookSortType::AuthorAlpha){
$joinContributors = 'inner join Contributors con using (EbookId)';
$whereCondition .= ' AND con.MarcRole = "aut"';
$orderBy = 'con.SortName, e.EbookCreated desc';
}
elseif($sort == Enums\EbookSortType::ReadingEase){
$orderBy = 'e.ReadingEase desc';
}
elseif($sort == Enums\EbookSortType::Length){
$orderBy = 'e.WordCount';
}
if(sizeof($tags) > 0 && !in_array('all', $tags)){ // 0 tags means "all ebooks"
$joinTags = 'inner join EbookTags et using (EbookId)
inner join Tags t using (TagId)';
$whereCondition .= ' AND t.UrlName in ' . Db::CreateSetSql($tags) . ' ';
$params = $tags;
}
if($query !== null && $query != ''){
$query = trim(preg_replace('|[^a-zA-Z0-9 ]|ius', ' ', Formatter::RemoveDiacritics($query)));
$query = sprintf('"%s"', $query); // Require an exact match via double quotes.
$whereCondition .= ' AND match(e.IndexableText) against(? IN BOOLEAN MODE) ';
$params[] = $query;
}
$ebooksCount = Db::QueryInt('
SELECT count(distinct e.EbookId)
from Ebooks e
' . $joinContributors . '
' . $joinTags . '
' . $whereCondition . '
', $params);
$params[] = $limit;
$params[] = $offset;
$ebooks = Db::Query('
SELECT distinct e.*
from Ebooks e
' . $joinContributors . '
' . $joinTags . '
' . $whereCondition . '
order by ' . $orderBy . '
limit ?
offset ?', $params, Ebook::class);
return ['ebooks' => $ebooks, 'ebooksCount' => $ebooksCount];
}
}