tissue/app/MetadataResolver/PixivResolver.php

86 lines
2.7 KiB
PHP
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<?php
namespace App\MetadataResolver;
use GuzzleHttp\Client;
class PixivResolver implements Resolver
{
/**
* @var Client
*/
private $client;
/**
* @var OGPResolver
*/
private $ogpResolver;
public function __construct(Client $client, OGPResolver $ogpResolver)
{
$this->client = $client;
$this->ogpResolver = $ogpResolver;
}
/**
* 直リン可能な pixiv.cat のプロキシ URL に変換する
* HUGE THANKS TO PIXIV.CAT!
*
* @param string $pixivUrl i.pximg URL
*
* @return string i.pixiv.cat URL
*/
public function proxize(string $pixivUrl): string
{
return str_replace('i.pximg.net', 'i.pixiv.cat', $pixivUrl);
}
public function resolve(string $url): Metadata
{
if (preg_match('~www\.pixiv\.net/user/\d+/series/\d+~', $url, $matches)) {
$res = $this->client->get($url);
$metadata = $this->ogpResolver->parse($res->getBody());
$metadata->image = $this->proxize($metadata->image);
return $metadata;
}
$page = 0;
if (preg_match('~www\.pixiv\.net/(en/)?artworks/(?P<illustId>\d+)~', $url, $matches)) {
$illustId = $matches['illustId'];
} else {
parse_str(parse_url($url, PHP_URL_QUERY), $params);
$illustId = $params['illust_id'];
// 漫画ページページ数はmanga_bigならあるかも
if ($params['mode'] === 'manga_big' || $params['mode'] === 'manga') {
$page = $params['page'] ?? 0;
}
}
$res = $this->client->get('https://www.pixiv.net/ajax/illust/' . $illustId);
$json = json_decode($res->getBody()->getContents(), true);
$metadata = new Metadata();
$metadata->title = $json['body']['illustTitle'] ?? '';
$metadata->description = '投稿者: ' . $json['body']['userName'] . PHP_EOL . strip_tags(str_replace('<br />', PHP_EOL, $json['body']['illustComment'] ?? ''));
$metadata->image = $this->proxize($json['body']['urls']['regular'] ?? '');
// ページ数の指定がある場合は画像URLをそのページにする
if ($page != 0) {
$metadata->image = str_replace('_p0', '_p' . $page, $metadata->image);
}
// タグ
if (!empty($json['body']['tags']['tags'])) {
foreach ($json['body']['tags']['tags'] as $tag) {
// 一部の固定キーワードは無視
if (array_search($tag['tag'], ['R-18', 'イラスト', 'pixiv', 'ピクシブ'], true) === false) {
$metadata->tags[] = preg_replace('/\s/', '_', $tag['tag']);
}
}
}
return $metadata;
}
}