first

2024-05-20 15:37:46 +03:00
commit 00b7dbd0b7
10404 changed files with 3285853 additions and 0 deletions
--- a/wp-content/plugins/query-monitor/collectors/cache.php
+++ b/wp-content/plugins/query-monitor/collectors/cache.php
@ -0,0 +1,130 @@
+<?php declare(strict_types = 1);
+/**
+ * Object cache collector.
+ *
+ * @package query-monitor
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
+
+/**
+ * @extends QM_DataCollector<QM_Data_Cache>
+ */
+class QM_Collector_Cache extends QM_DataCollector {
+
+	public $id = 'cache';
+
+	public function get_storage(): QM_Data {
+		return new QM_Data_Cache();
+	}
+
+	/**
+	 * @return void
+	 */
+	public function process() {
+		global $wp_object_cache;
+
+		$this->data->has_object_cache = (bool) wp_using_ext_object_cache();
+		$this->data->cache_hit_percentage = 0;
+
+		if ( is_object( $wp_object_cache ) ) {
+			$object_vars = get_object_vars( $wp_object_cache );
+
+			if ( array_key_exists( 'cache_hits', $object_vars ) ) {
+				$this->data->stats['cache_hits'] = (int) $object_vars['cache_hits'];
+			}
+
+			if ( array_key_exists( 'cache_misses', $object_vars ) ) {
+				$this->data->stats['cache_misses'] = (int) $object_vars['cache_misses'];
+			}
+
+			$stats = array();
+
+			if ( method_exists( $wp_object_cache, 'getStats' ) ) {
+				$stats = $wp_object_cache->getStats();
+			} elseif ( array_key_exists( 'stats', $object_vars ) && is_array( $object_vars['stats'] ) ) {
+				$stats = $object_vars['stats'];
+			} elseif ( function_exists( 'wp_cache_get_stats' ) ) {
+				$stats = wp_cache_get_stats();
+			}
+
+			if ( ! empty( $stats ) ) {
+				if ( is_array( $stats ) && ! isset( $stats['get_hits'] ) && 1 === count( $stats ) ) {
+					$first_server = reset( $stats );
+					if ( isset( $first_server['get_hits'] ) ) {
+						$stats = $first_server;
+					}
+				}
+
+				foreach ( $stats as $key => $value ) {
+					if ( ! is_scalar( $value ) ) {
+						continue;
+					}
+					if ( ! is_string( $key ) ) {
+						continue;
+					}
+					$this->data->stats[ $key ] = $value;
+				}
+			}
+
+			if ( ! isset( $this->data->stats['cache_hits'] ) ) {
+				if ( isset( $this->data->stats['get_hits'] ) ) {
+					$this->data->stats['cache_hits'] = (int) $this->data->stats['get_hits'];
+				}
+			}
+
+			if ( ! isset( $this->data->stats['cache_misses'] ) ) {
+				if ( isset( $this->data->stats['get_misses'] ) ) {
+					$this->data->stats['cache_misses'] = (int) $this->data->stats['get_misses'];
+				}
+			}
+		}
+
+		if ( ! empty( $this->data->stats['cache_hits'] ) ) {
+			$total = $this->data->stats['cache_hits'];
+
+			if ( ! empty( $this->data->stats['cache_misses'] ) ) {
+				$total += $this->data->stats['cache_misses'];
+			}
+
+			$this->data->cache_hit_percentage = ( 100 / $total ) * $this->data->stats['cache_hits'];
+		}
+
+		$this->data->display_hit_rate_warning = ( 100 === $this->data->cache_hit_percentage );
+
+		if ( function_exists( 'extension_loaded' ) ) {
+			$this->data->object_cache_extensions = array_map( 'extension_loaded', array(
+				'Afterburner' => 'afterburner',
+				'APCu' => 'apcu',
+				'Redis' => 'redis',
+				'Relay' => 'relay',
+				'Memcache' => 'memcache',
+				'Memcached' => 'memcached',
+			) );
+			$this->data->opcode_cache_extensions = array_map( 'extension_loaded', array(
+				'APC' => 'APC',
+				'Zend OPcache' => 'Zend OPcache',
+			) );
+		} else {
+			$this->data->object_cache_extensions = array();
+			$this->data->opcode_cache_extensions = array();
+		}
+
+		$this->data->has_opcode_cache = array_filter( $this->data->opcode_cache_extensions ) ? true : false;
+	}
+
+}
+
+/**
+ * @param array<string, QM_Collector> $collectors
+ * @param QueryMonitor $qm
+ * @return array<string, QM_Collector>
+ */
+function register_qm_collector_cache( array $collectors, QueryMonitor $qm ) {
+	$collectors['cache'] = new QM_Collector_Cache();
+	return $collectors;
+}
+
+add_filter( 'qm/collectors', 'register_qm_collector_cache', 20, 2 );