base(); $pages = (int) ceil(Opportunity::published()->count() / self::PAGE_SIZE); $locations = (static function () use ($base, $pages): Generator { yield $base.'/sitemap/pages.xml'; for ($page = 1; $page <= $pages; $page++) { yield $base.'/sitemap/opportunities/'.$page.'.xml'; } })(); return $this->response($xml, $locations, true); } public function pages(PublicSitemapXml $xml): StreamedResponse { $base = $this->base(); $paths = ['/', '/oportunidades', '/sectores', '/como-investir', '/documentos', '/apoio', '/simulador-fiscal', '/politica-de-privacidade', '/termos-de-uso']; return $this->response($xml, array_map(fn ($path) => $base.$path, $paths)); } public function opportunities(string $page, PublicSitemapXml $xml): StreamedResponse { $number = filter_var($page, FILTER_VALIDATE_INT, ['options' => ['min_range' => 1, 'max_range' => 1000000]]); abort_if($number === false, 404); $base = $this->base(); $records = Opportunity::published()->orderBy('id')->offset(($number - 1) * self::PAGE_SIZE)->limit(self::PAGE_SIZE)->get(['slug']); abort_if($records->isEmpty(), 404); return $this->response($xml, $records->map(fn ($record) => $base.'/oportunidades/'.rawurlencode($record->slug))); } private function base(): string { $url = rtrim((string) config('app.url'), '/'); $parts = parse_url($url); abort_unless(filter_var($url, FILTER_VALIDATE_URL) && is_array($parts) && in_array($parts['scheme'] ?? null, ['http', 'https'], true) && ! isset($parts['query']) && ! isset($parts['fragment']) && ! isset($parts['user']) && ! isset($parts['pass']), 503); return $url; } /** @param iterable $locations */ private function response(PublicSitemapXml $xml, iterable $locations, bool $index = false): StreamedResponse { return response()->stream(static function () use ($xml, $locations, $index): void { foreach ($xml->chunks($locations, $index) as $chunk) { echo $chunk; } }, 200, ['Content-Type' => 'application/xml; charset=UTF-8', 'Cache-Control' => 'no-store', 'X-Content-Type-Options' => 'nosniff']); } }