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SiteGround.php
92 lines
| 1 | <?php |
| 2 | |
| 3 | namespace NitroPack\Integration\Hosting; |
| 4 | |
| 5 | class SiteGround extends Hosting { |
| 6 | const STAGE = "very_early"; |
| 7 | |
| 8 | public static function detect() { |
| 9 | if (strpos(gethostname(), "siteground.eu") !== false) return true; |
| 10 | $configFilePath = nitropack_get_wpconfig_path(); |
| 11 | if (!$configFilePath) return false; |
| 12 | return strpos(file_get_contents($configFilePath), 'Added by SiteGround WordPress management system') !== false; |
| 13 | } |
| 14 | |
| 15 | public function init($stage) { |
| 16 | if ($this->getHosting() == "siteground") { |
| 17 | add_action('nitropack_execute_purge_url', [$this, 'purgeUrl']); |
| 18 | add_action('nitropack_execute_purge_all', [$this, 'purgeAll']); |
| 19 | add_action('nitropack_early_cache_headers', [$this, 'setCacheControl']); |
| 20 | add_action('nitropack_cacheable_cache_headers', [$this, 'allowProxyCache']); |
| 21 | add_action('nitropack_cachehit_cache_headers', [$this, 'allowProxyCache']); |
| 22 | } |
| 23 | } |
| 24 | |
| 25 | public function purgeUrl($url) { |
| 26 | $urlObj = new \NitroPack\Url\Url($url); |
| 27 | |
| 28 | $host = preg_replace("/^www\./", "", $urlObj->getHost()); |
| 29 | $path = $urlObj->getPath(); |
| 30 | |
| 31 | if ($urlObj->getQuery()) { |
| 32 | $path .= "(.*)"; |
| 33 | } |
| 34 | |
| 35 | try { |
| 36 | $sock_path = '/chroot/tmp/site-tools.sock'; |
| 37 | if ( ! file_exists( $sock_path ) ) { |
| 38 | return false; |
| 39 | } |
| 40 | |
| 41 | $sock = stream_socket_client( 'unix://' . $sock_path, $errno, $errstr, 5 ); |
| 42 | |
| 43 | if ( false === $sock ) { |
| 44 | return false; |
| 45 | } |
| 46 | |
| 47 | $req = array( |
| 48 | 'api' => 'domain-all', |
| 49 | 'cmd' => 'update', |
| 50 | 'settings' => array( 'json' => 1 ), |
| 51 | 'params' => array( |
| 52 | 'flush_cache' => '1', |
| 53 | 'id' => $host, |
| 54 | 'path' => $path, |
| 55 | ), |
| 56 | ); |
| 57 | |
| 58 | fwrite( $sock, json_encode( $req, JSON_FORCE_OBJECT ) . "\n" ); |
| 59 | $response = fgets( $sock, 32 * 1024 ); |
| 60 | fclose( $sock ); |
| 61 | $result = @json_decode( $response, true ); |
| 62 | if ( false === $result || isset( $result['err_code'] ) ) { |
| 63 | return false; |
| 64 | } |
| 65 | } catch (\Exception $e) {} |
| 66 | |
| 67 | return true; |
| 68 | } |
| 69 | |
| 70 | public function purgeAll() { |
| 71 | $siteConfig = nitropack_get_site_config(); |
| 72 | if ($siteConfig && !empty($siteConfig["home_url"])) { |
| 73 | return $this->purgeUrl(nitropack_trailingslashit($siteConfig["home_url"]) . "/(.*)"); |
| 74 | } |
| 75 | return false; |
| 76 | } |
| 77 | |
| 78 | public function setCacheControl() { |
| 79 | nitropack_header("Cache-Control: public, max-age=0, s-maxage=3600"); // needs to be like that instead of Cache-Control: no-cache in order to allow caching in the provided reverse proxy, but prevent the browsers from doing so |
| 80 | } |
| 81 | |
| 82 | public function allowProxyCache() { |
| 83 | if (!empty($_SERVER['HTTP_IF_MODIFIED_SINCE'])) { |
| 84 | nitropack_header('X-Cache-Enabled: False'); |
| 85 | return; |
| 86 | } |
| 87 | $this->setCacheControl(); |
| 88 | nitropack_header('X-Cache-Enabled: True'); |
| 89 | nitropack_header('Vary: User-Agent'); |
| 90 | } |
| 91 | } |
| 92 |