Bluesky does not hydrate link cards server-side, so build the app.bsky.embed.external embed at publish time: detect the first URL, scrape its OpenGraph metadata, and re-upload the og:image as the card thumb. Works for web, API and MCP. Adds a posts/link-preview endpoint so the editor renders the card live. The thumb download is SSRF-guarded and does not follow redirects.
25 lines
422 B
PHP
25 lines
422 B
PHP
<?php
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declare(strict_types=1);
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namespace App\Http\Requests\App\Post;
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use Illuminate\Foundation\Http\FormRequest;
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class LinkPreviewRequest extends FormRequest
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{
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public function authorize(): bool
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{
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return true;
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}
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/**
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* @return array<string, mixed>
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*/
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public function rules(): array
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{
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return [
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'url' => ['required', 'string', 'max:2048'],
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];
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}
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}
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