357 lines
10 KiB
PHP
357 lines
10 KiB
PHP
<?php
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namespace App\Database\Queries;
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use App\Database\DB;
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use League\Flysystem\FileNotFoundException;
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use League\Flysystem\Filesystem;
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use League\Flysystem\Plugin\ListWith;
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class MediaQuery
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{
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const PER_PAGE = 21;
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const PER_PAGE_ADMIN = 27;
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const ORDER_TIME = 0;
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const ORDER_NAME = 1;
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const ORDER_SIZE = 2;
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/** @var DB */
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protected $db;
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/** @var bool */
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protected $isAdmin;
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protected $userId;
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/** @var int */
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protected $orderBy;
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/** @var string */
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protected $orderMode;
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/** @var string */
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protected $text;
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/** @var Filesystem */
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protected $storage;
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private $pages;
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private $media;
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/**
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* @var int
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*/
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private $tagId;
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/**
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* MediaQuery constructor.
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*
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* @param DB $db
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* @param bool $isAdmin
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* @param Filesystem $storage
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*/
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public function __construct(DB $db, Filesystem $storage, bool $isAdmin)
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{
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$this->db = $db;
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$this->isAdmin = $isAdmin;
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$this->storage = $storage;
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}
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/**
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* @param DB $db
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* @param bool $isAdmin
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* @param Filesystem $storage
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* @return MediaQuery
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*/
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public static function make(DB $db, Filesystem $storage, bool $isAdmin)
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{
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return new self($db, $storage, $isAdmin);
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}
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/**
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* @param $id
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*
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* @return $this
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*/
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public function withUserId($id)
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{
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$this->userId = $id;
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return $this;
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}
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/**
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* @param string|null $type
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* @param string $mode
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*
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* @return $this
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*/
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public function orderBy(string $type = null, $mode = 'ASC')
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{
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$this->orderBy = ($type === null) ? self::ORDER_TIME : $type;
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$this->orderMode = (strtoupper($mode) === 'ASC') ? 'ASC' : 'DESC';
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return $this;
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}
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/**
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* @param string $text
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*
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* @return $this
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*/
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public function search(?string $text)
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{
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$this->text = $text;
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return $this;
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}
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public function filterByTag($tagId)
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{
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if ($tagId !== null) {
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$this->tagId = (int) $tagId;
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}
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return $this;
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}
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public function run(int $page)
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{
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if ($this->orderBy == self::ORDER_SIZE) {
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$this->runWithFileSort($page);
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} else {
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$this->runWithDbSort($page);
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}
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return $this;
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}
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public function runWithDbSort(int $page)
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{
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$params = [];
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if ($this->isAdmin) {
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[$queryMedia, $queryPages] = $this->buildAdminQueries();
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$constPage = self::PER_PAGE_ADMIN;
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} else {
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[$queryMedia, $queryPages] = $this->buildUserQueries();
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$params[] = $this->userId;
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$constPage = self::PER_PAGE;
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}
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if ($this->text !== null) {
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$params[] = '%'.htmlentities($this->text).'%';
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}
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$queryMedia .= $this->buildOrderBy().' LIMIT ? OFFSET ?';
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$this->media = $this->db->query($queryMedia, array_merge($params, [$constPage, $page * $constPage]))->fetchAll();
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$this->pages = $this->db->query($queryPages, $params)->fetch()->count / $constPage;
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$tags = $this->getTags(array_column($this->media, 'id'));
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foreach ($this->media as $media) {
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try {
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$media->size = humanFileSize($this->storage->getSize($media->storage_path));
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$media->mimetype = $this->storage->getMimetype($media->storage_path);
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} catch (FileNotFoundException $e) {
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$media->size = null;
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$media->mimetype = null;
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}
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$media->extension = pathinfo($media->filename, PATHINFO_EXTENSION);
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if (array_key_exists($media->id, $tags)) {
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$media->tags = $tags[$media->id];
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} else {
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$media->tags = [];
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}
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}
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return $this;
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}
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public function runWithFileSort(int $page)
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{
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$this->storage->addPlugin(new ListWith());
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if ($this->isAdmin) {
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$files = $this->storage->listWith(['size', 'mimetype'], '/', true);
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$offset = $page * self::PER_PAGE_ADMIN;
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$limit = self::PER_PAGE_ADMIN;
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} else {
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$userCode = $this->db->query('SELECT `user_code` FROM `users` WHERE `id` = ?', $this->userId)->fetch()->user_code;
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$files = $this->storage->listWith(['size', 'mimetype'], $userCode);
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$offset = $page * self::PER_PAGE;
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$limit = self::PER_PAGE;
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}
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$files = array_filter($files, function ($file) {
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return $file['type'] !== 'dir';
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});
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array_multisort(array_column($files, 'size'), $this->buildOrderBy(), SORT_NUMERIC, $files);
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$params = [];
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if ($this->text !== null) {
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if ($this->isAdmin) {
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[$queryMedia,] = $this->buildAdminQueries();
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} else {
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[$queryMedia,] = $this->buildUserQueries();
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$params[] = $this->userId;
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}
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$params[] = '%'.htmlentities($this->text).'%';
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$paths = array_column($files, 'path');
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} else {
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if ($this->tagId !== null) {
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$paths = array_column($files, 'path');
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$ids = $this->getMediaIdsByTagId($this->tagId);
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$queryMedia = 'SELECT `uploads`.*, `users`.`user_code`, `users`.`username` FROM `uploads` LEFT JOIN `users` ON `uploads`.`user_id` = `users`.`id` WHERE `uploads`.`storage_path` IN ("'.implode('","', $paths).'") AND `uploads`.`id` IN ('.implode(',', $ids).')';
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} else {
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$files = array_slice($files, $offset, $limit, true);
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$paths = array_column($files, 'path');
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$queryMedia = 'SELECT `uploads`.*, `users`.`user_code`, `users`.`username` FROM `uploads` LEFT JOIN `users` ON `uploads`.`user_id` = `users`.`id` WHERE `uploads`.`storage_path` IN ("'.implode('","', $paths).'")';
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}
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}
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$medias = $this->db->query($queryMedia, $params)->fetchAll();
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$paths = array_flip($paths);
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foreach ($medias as $media) {
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$paths[$media->storage_path] = $media;
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}
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$tags = $this->getTags(array_column($medias, 'id'));
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$this->media = [];
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foreach ($files as $file) {
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$media = $paths[$file['path']];
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if (is_object($media)) {
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$media->size = humanFileSize($file['size']);
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$media->extension = $file['extension'];
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$media->mimetype = $file['mimetype'];
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$this->media[] = $media;
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if (array_key_exists($media->id, $tags)) {
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$media->tags = $tags[$media->id];
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} else {
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$media->tags = [];
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}
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}
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}
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$this->pages = count($this->media) / $limit;
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if ($this->text !== null || $this->tagId !== null) {
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$this->media = array_slice($this->media, $offset, $limit, true);
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}
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return $this;
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}
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protected function buildAdminQueries()
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{
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$queryPages = 'SELECT COUNT(*) AS `count` FROM `uploads`';
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$queryMedia = 'SELECT `uploads`.*, `users`.`user_code`, `users`.`username` FROM `uploads` LEFT JOIN `users` ON `uploads`.`user_id` = `users`.`id`';
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if ($this->text !== null || $this->tagId !== null) {
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$queryMedia .= ' WHERE';
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$queryPages .= ' WHERE';
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}
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if ($this->text !== null) {
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$queryMedia .= ' `uploads`.`filename` LIKE ?';
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$queryPages .= ' `filename` LIKE ?';
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}
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if ($this->tagId !== null) {
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if ($this->text !== null) {
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$queryMedia .= ' AND';
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$queryPages .= ' AND';
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}
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$ids = $this->getMediaIdsByTagId($this->tagId);
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$queryMedia .= ' `uploads`.`id` IN ('.implode(',', $ids).')';
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$queryPages .= ' `uploads`.`id` IN ('.implode(',', $ids).')';
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}
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return [$queryMedia, $queryPages];
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}
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protected function buildUserQueries()
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{
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$queryPages = 'SELECT COUNT(*) AS `count` FROM `uploads` WHERE `user_id` = ?';
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$queryMedia = 'SELECT `uploads`.*,`users`.`user_code`, `users`.`username` FROM `uploads` INNER JOIN `users` ON `uploads`.`user_id` = `users`.`id` WHERE `user_id` = ?';
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if ($this->text !== null) {
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$queryMedia .= ' AND `uploads`.`filename` LIKE ? ';
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$queryPages .= ' AND `filename` LIKE ?';
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}
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if ($this->tagId !== null) {
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$ids = $this->getMediaIdsByTagId($this->tagId);
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$queryMedia .= ' AND `uploads`.`id` IN ('.implode(',', $ids).')';
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$queryPages .= ' AND `uploads`.`id` IN ('.implode(',', $ids).')';
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}
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return [$queryMedia, $queryPages];
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}
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protected function buildOrderBy()
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{
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switch ($this->orderBy) {
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case self::ORDER_NAME:
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return ' ORDER BY `filename` '.$this->orderMode;
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case self::ORDER_TIME:
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return ' ORDER BY `timestamp` '.$this->orderMode;
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case self::ORDER_SIZE:
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return ($this->orderMode === 'ASC') ? SORT_ASC : SORT_DESC;
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default:
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return '';
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}
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}
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/**
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* @param array $mediaIds
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* @return array
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*/
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protected function getTags(array $mediaIds)
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{
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$allTags = $this->db->query('SELECT `uploads_tags`.`upload_id`,`tags`.`id`, `tags`.`name` FROM `uploads_tags` INNER JOIN `tags` ON `uploads_tags`.`tag_id` = `tags`.`id` WHERE `uploads_tags`.`upload_id` IN ("'.implode('","', $mediaIds).'") ORDER BY `tags`.`timestamp`')->fetchAll();
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$tags = [];
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foreach ($allTags as $tag) {
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$tags[$tag->upload_id][$tag->id] = $tag->name;
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}
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return $tags;
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}
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/**
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* @param $tagId
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* @return array
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*/
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protected function getMediaIdsByTagId($tagId)
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{
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$mediaIds = $this->db->query('SELECT `upload_id` FROM `uploads_tags` WHERE `tag_id` = ?', $tagId)->fetchAll();
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$ids = [];
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foreach ($mediaIds as $pivot) {
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$ids[] = $pivot->upload_id;
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}
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return $ids;
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}
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/**
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* @return mixed
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*/
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public function getMedia()
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{
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return $this->media;
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}
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/**
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* @return mixed
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*/
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public function getPages()
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{
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return $this->pages;
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}
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}
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