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83 lines
1.7 KiB
PHP
83 lines
1.7 KiB
PHP
<?php
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/**
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* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
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* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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namespace OC\Diagnostics;
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use OC\SystemConfig;
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use OCP\Cache\CappedMemoryCache;
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use OCP\Diagnostics\IQueryLogger;
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class QueryLogger implements IQueryLogger {
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protected int $index = 0;
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protected ?Query $activeQuery = null;
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/** @var CappedMemoryCache<Query> */
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protected CappedMemoryCache $queries;
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/**
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* QueryLogger constructor.
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*/
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public function __construct(SystemConfig $config) {
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if ($config->getValue('debug', false)) {
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// In debug mode, module is being activated by default
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$this->activate();
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}
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$this->queries = new CappedMemoryCache(1024);
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}
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/**
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* @var bool - Module needs to be activated by some app
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*/
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private $activated = false;
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/**
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* @inheritdoc
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*/
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#[\Override]
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public function startQuery($sql, ?array $params = null, ?array $types = null) {
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if ($this->activated) {
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$this->activeQuery = new Query($sql, $params, microtime(true), $this->getStack());
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}
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}
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private function getStack() {
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$stack = debug_backtrace();
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array_shift($stack);
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array_shift($stack);
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array_shift($stack);
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return $stack;
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}
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/**
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* @inheritdoc
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*/
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#[\Override]
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public function stopQuery() {
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if ($this->activated && $this->activeQuery) {
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$this->activeQuery->end(microtime(true));
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$this->queries[(string)$this->index] = $this->activeQuery;
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$this->index++;
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$this->activeQuery = null;
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}
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}
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/**
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* @inheritdoc
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*/
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#[\Override]
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public function getQueries() {
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return $this->queries->getData();
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}
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/**
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* @inheritdoc
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*/
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#[\Override]
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public function activate() {
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$this->activated = true;
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}
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}
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