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<?php |
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namespace Spatie\Sitemap; |
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use Closure; |
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use GuzzleHttp\Psr7\Uri; |
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use Spatie\Crawler\Crawler; |
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use Spatie\Sitemap\Tags\Url; |
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use Spatie\Crawler\CrawlProfile; |
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use Illuminate\Support\Collection; |
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use Psr\Http\Message\UriInterface; |
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use Spatie\Sitemap\Crawler\Profile; |
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use Spatie\Sitemap\Crawler\Observer; |
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use Psr\Http\Message\ResponseInterface; |
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class SitemapGenerator |
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{ |
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/** @var \Illuminate\Support\Collection */ |
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protected $sitemaps; |
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/** @var \GuzzleHttp\Psr7\Uri */ |
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protected $urlToBeCrawled = ''; |
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/** @var \Spatie\Crawler\Crawler */ |
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protected $crawler; |
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/** @var callable */ |
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protected $shouldCrawl; |
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/** @var callable */ |
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protected $hasCrawled; |
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/** @var int */ |
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protected $concurrency = 10; |
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/** @var bool|int $maximumTagsPerSitemap */ |
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protected $maximumTagsPerSitemap = false; |
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/** @var int|null */ |
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protected $maximumCrawlCount = null; |
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/** |
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* @param string $urlToBeCrawled |
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* |
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* @return static |
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*/ |
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public static function create(string $urlToBeCrawled) |
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{ |
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return app(static::class)->setUrl($urlToBeCrawled); |
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} |
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public function __construct(Crawler $crawler) |
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{ |
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$this->crawler = $crawler; |
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$this->sitemaps = new Collection([new Sitemap]); |
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$this->hasCrawled = function (Url $url, ResponseInterface $response = null) { |
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return $url; |
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}; |
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} |
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public function configureCrawler(Closure $closure): self |
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{ |
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call_user_func_array($closure, [$this->crawler]); |
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return $this; |
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} |
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public function setConcurrency(int $concurrency) |
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{ |
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$this->concurrency = $concurrency; |
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} |
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public function setMaximumCrawlCount(int $maximumCrawlCount) |
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{ |
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$this->maximumCrawlCount = $maximumCrawlCount; |
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} |
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public function maxTagsPerSitemap(int $maximumTagsPerSitemap = 50000): self |
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{ |
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$this->maximumTagsPerSitemap = $maximumTagsPerSitemap; |
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return $this; |
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} |
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public function setUrl(string $urlToBeCrawled) |
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{ |
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$this->urlToBeCrawled = new Uri($urlToBeCrawled); |
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if ($this->urlToBeCrawled->getPath() === '') { |
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$this->urlToBeCrawled = $this->urlToBeCrawled->withPath('/'); |
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} |
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return $this; |
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} |
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public function shouldCrawl(callable $shouldCrawl) |
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{ |
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$this->shouldCrawl = $shouldCrawl; |
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return $this; |
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} |
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public function hasCrawled(callable $hasCrawled) |
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{ |
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$this->hasCrawled = $hasCrawled; |
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return $this; |
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} |
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public function getSitemap(): Sitemap |
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{ |
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if (config('sitemap.execute_javascript')) { |
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$this->crawler->executeJavaScript(config('sitemap.chrome_binary_path')); |
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} |
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if (! is_null($this->maximumCrawlCount)) { |
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$this->crawler->setMaximumCrawlCount($this->maximumCrawlCount); |
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} |
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$this->crawler |
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->setCrawlProfile($this->getCrawlProfile()) |
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->setCrawlObserver($this->getCrawlObserver()) |
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->setConcurrency($this->concurrency) |
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->startCrawling($this->urlToBeCrawled); |
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return $this->sitemaps->first(); |
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} |
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/** |
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* @param string $path |
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* |
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* @return $this |
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*/ |
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public function writeToFile(string $path) |
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{ |
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$sitemap = $this->getSitemap(); |
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if ($this->maximumTagsPerSitemap) { |
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$sitemap = SitemapIndex::create(); |
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$format = str_replace('.xml', '_%d.xml', $path); |
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// Parses each sub-sitemaps, writes and pushs them into the sitemap |
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// index |
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$this->sitemaps->each(function (Sitemap $item, int $key) use ($sitemap, $format) { |
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$path = sprintf($format, $key); |
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$item->writeToFile(sprintf($format, $key)); |
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$sitemap->add(last(explode('public', $path))); |
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}); |
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} |
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$sitemap->writeToFile($path); |
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return $this; |
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} |
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protected function getCrawlProfile(): CrawlProfile |
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{ |
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$shouldCrawl = function (UriInterface $url) { |
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if ($url->getHost() !== $this->urlToBeCrawled->getHost()) { |
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return false; |
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} |
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if (! is_callable($this->shouldCrawl)) { |
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return true; |
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} |
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return ($this->shouldCrawl)($url); |
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}; |
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$profileClass = config('sitemap.crawl_profile', Profile::class); |
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$profile = new $profileClass($this->urlToBeCrawled); |
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if (method_exists($profile, 'shouldCrawlCallback')) { |
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$profile->shouldCrawlCallback($shouldCrawl); |
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} |
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return $profile; |
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} |
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protected function getCrawlObserver(): Observer |
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{ |
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$performAfterUrlHasBeenCrawled = function (UriInterface $crawlerUrl, ResponseInterface $response = null) { |
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$sitemapUrl = ($this->hasCrawled)(Url::create((string) $crawlerUrl), $response); |
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if ($this->shouldStartNewSitemapFile()) { |
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$this->sitemaps->push(new Sitemap); |
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} |
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if ($sitemapUrl) { |
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$this->sitemaps->last()->add($sitemapUrl); |
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} |
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}; |
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return new Observer($performAfterUrlHasBeenCrawled); |
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} |
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protected function shouldStartNewSitemapFile(): bool |
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{ |
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if (! $this->maximumTagsPerSitemap) { |
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return false; |
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} |
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$currentNumberOfTags = count($this->sitemaps->last()->getTags()); |
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return $currentNumberOfTags >= $this->maximumTagsPerSitemap; |
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} |
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} |
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spatie /
laravel-sitemap
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This check looks from parameters that have been defined for a function or method, but which are not used in the method body.