61 lines
1.8 KiB
PHP
61 lines
1.8 KiB
PHP
<?php
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declare(strict_types=1);
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class VarnishPurger extends Extension
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{
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public function onInitExt(InitExtEvent $event)
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{
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global $config;
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$config->set_default_string('varnish_host', '127.0.0.1');
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$config->set_default_int('varnish_port', 80);
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$config->set_default_string('varnish_protocol', 'http');
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}
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private function curl_purge($path)
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{
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// waiting for curl timeout adds ~5 minutes to unit tests
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if (defined("UNITTEST")) {
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return;
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}
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global $config;
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$host = $config->get_string('varnish_host');
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$port = $config->get_int('varnish_port');
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$protocol = $config->get_string('varnish_protocol');
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$url = $protocol . '://'. $host . '/' . $path;
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $url);
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curl_setopt($ch, CURLOPT_PORT, $port);
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curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "PURGE");
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curl_setopt($ch, CURLOPT_TIMEOUT, 5);
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$result = curl_exec($ch);
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$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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if ($httpCode != 200) {
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throw new SCoreException('PURGE ' . $url . ' unsuccessful (HTTP '. $httpCode . ')');
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}
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curl_close($ch);
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assert(!is_null($result) && !is_null($httpCode));
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//return $result;
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}
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public function onCommentPosting(CommentPostingEvent $event)
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{
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$this->curl_purge("post/view/{$event->image_id}");
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}
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public function onImageInfoSet(ImageInfoSetEvent $event)
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{
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$this->curl_purge("post/view/{$event->image->id}");
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}
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public function onImageDeletion(ImageDeletionEvent $event)
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{
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$this->curl_purge("post/view/{$event->image->id}");
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}
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public function get_priority(): int
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{
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return 99;
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}
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}
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