Merge pull request #29 from eai04191/feature-FantiaResolver

FantiaResolverを追加

app/MetadataResolver/FantiaResolver.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace App\MetadataResolver;
+
+use Illuminate\Support\Facades\Log;
+
+class FantiaResolver implements Resolver
+{
+    public function resolve(string $url): Metadata
+    {
+        preg_match("~\d+~", $url, $match);
+        $postId = $match[0];
+
+        $client = new \GuzzleHttp\Client();
+        $res = $client->get($url);
+        if ($res->getStatusCode() === 200) {
+            $ogpResolver = new OGPResolver();
+            $metadata = $ogpResolver->parse($res->getBody());
+
+            $dom = new \DOMDocument();
+            @$dom->loadHTML(mb_convert_encoding($res->getBody(), 'HTML-ENTITIES', 'UTF-8'));
+            $xpath = new \DOMXPath($dom);
+
+            $node = $xpath->query("//meta[@property='twitter:image']")->item(0);
+            $ogpUrl = $node->getAttribute('content');
+
+            // 投稿に画像がない場合（ogp.jpgでない場合）のみ大きい画像に変換する
+            if($ogpUrl != "http://fantia.jp/images/ogp.jpg"){
+                preg_match("~https://fantia\.s3\.amazonaws\.com/uploads/post/file/{$postId}/ogp_(.*?)\.(jpg|png)~", $ogpUrl, $match);
+                $uuid = $match[1];
+                $extension = $match[2];
+
+                // 大きい画像に変換
+                $metadata->image = "https://c.fantia.jp/uploads/post/file/{$postId}/main_{$uuid}.{$extension}";
+            }
+
+            return $metadata;
+        } else {
+            throw new \RuntimeException("{$res->getStatusCode()}: $url");
+        }
+    }
+}

app/MetadataResolver/MetadataResolver.php

@@ -13,6 +13,7 @@ class MetadataResolver implements Resolver
         '~iwara\.tv/videos/.*~' => IwaraResolver::class,
         '~www\.dlsite\.com/.*/work/=/product_id/..\d+\.html~' => DLsiteResolver::class,
         '~www\.pixiv\.net/member_illust\.php\?illust_id=\d+~' => PixivResolver::class,
+        '~fantia\.jp/posts/\d+~' => FantiaResolver::class,
         '/.*/' => OGPResolver::class
     ];