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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * The XML Sitemap Service |
| 5 | * |
| 6 | * This Source Code Form is subject to the terms of the Mozilla Public License, |
| 7 | * v. 2.0. If a copy of the MPL was not distributed with this file, You can |
| 8 | * obtain one at https://mozilla.org/MPL/2.0/. |
| 9 | * |
| 10 | * @package phpMyFAQ |
| 11 | * @author Thorsten Rinne <thorsten@phpmyfaq.de> |
| 12 | * @copyright 2026 phpMyFAQ Team |
| 13 | * @license https://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0 |
| 14 | * @link https://www.phpmyfaq.de |
| 15 | * @since 2026-02-23 |
| 16 | */ |
| 17 | |
| 18 | declare(strict_types=1); |
| 19 | |
| 20 | namespace phpMyFAQ\Seo; |
| 21 | |
| 22 | use phpMyFAQ\Configuration; |
| 23 | use phpMyFAQ\Core\Exception; |
| 24 | use phpMyFAQ\CustomPage; |
| 25 | use phpMyFAQ\Faq\Statistics as FaqStatistics; |
| 26 | use phpMyFAQ\Twig\TwigWrapper; |
| 27 | |
| 28 | class SitemapXmlService |
| 29 | { |
| 30 | private const int PMF_SITEMAP_GOOGLE_MAX_URLS = 50_000; |
| 31 | |
| 32 | public function __construct( |
| 33 | private readonly Configuration $configuration, |
| 34 | private readonly FaqStatistics $faqStatistics, |
| 35 | private readonly CustomPage $customPage, |
| 36 | ) { |
| 37 | } |
| 38 | |
| 39 | public function isEnabled(): bool |
| 40 | { |
| 41 | return (bool) $this->configuration->get(item: 'seo.enableXMLSitemap'); |
| 42 | } |
| 43 | |
| 44 | /** |
| 45 | * Collects all URLs for the sitemap from FAQs and active custom pages. |
| 46 | * |
| 47 | * @return array<int, array{loc: string, lastmod: string, priority: string}> |
| 48 | */ |
| 49 | public function collectUrls(): array |
| 50 | { |
| 51 | $items = $this->faqStatistics->getTopTenData(self::PMF_SITEMAP_GOOGLE_MAX_URLS - 1); |
| 52 | |
| 53 | $urls = []; |
| 54 | foreach ($items as $item) { |
| 55 | $urls[] = [ |
| 56 | 'loc' => $item['url'], |
| 57 | 'lastmod' => $item['date'], |
| 58 | 'priority' => '1.00', |
| 59 | ]; |
| 60 | } |
| 61 | |
| 62 | $pages = $this->customPage->getAllPages(); |
| 63 | |
| 64 | foreach ($pages as $page) { |
| 65 | if ($page['active'] !== 'y') { |
| 66 | continue; |
| 67 | } |
| 68 | |
| 69 | $urls[] = [ |
| 70 | 'loc' => $this->configuration->getDefaultUrl() . 'page/' . (string) $page['slug'] . '.html', |
| 71 | 'lastmod' => (string) ($page['updated'] ?? $page['created']), |
| 72 | 'priority' => '0.80', |
| 73 | ]; |
| 74 | } |
| 75 | |
| 76 | return $urls; |
| 77 | } |
| 78 | |
| 79 | /** |
| 80 | * Generates the sitemap XML content. |
| 81 | * |
| 82 | * @throws Exception|\Exception |
| 83 | * @return string|null Returns XML content or null if sitemap is disabled |
| 84 | */ |
| 85 | public function generateXml(): ?string |
| 86 | { |
| 87 | if (!$this->isEnabled()) { |
| 88 | return null; |
| 89 | } |
| 90 | |
| 91 | $urls = $this->collectUrls(); |
| 92 | |
| 93 | $twigWrapper = new TwigWrapper( |
| 94 | (string) PMF_ROOT_DIR . '/assets/templates', |
| 95 | false, |
| 96 | $this->configuration->getTemplateSet(), |
| 97 | ); |
| 98 | |
| 99 | $template = $twigWrapper->loadTemplate('./sitemap.xml.twig'); |
| 100 | |
| 101 | return $template->render(['urls' => $urls]); |
| 102 | } |
| 103 | } |