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wp-content/plugins/query-monitor/classes/Activation.php

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+<?php declare(strict_types = 1);
+/**
+ * Plugin activation handler.
+ *
+ * @package query-monitor
+ */
+
+class QM_Activation extends QM_Plugin {
+
+	/**
+	 * @param string $file
+	 */
+	protected function __construct( $file ) {
+		# Filters
+		add_filter( 'pre_update_option_active_plugins', array( $this, 'filter_active_plugins' ) );
+		add_filter( 'pre_update_site_option_active_sitewide_plugins', array( $this, 'filter_active_sitewide_plugins' ) );
+
+		# Activation and deactivation
+		register_activation_hook( $file, array( $this, 'activate' ) );
+		register_deactivation_hook( $file, array( $this, 'deactivate' ) );
+
+		# Parent setup:
+		parent::__construct( $file );
+
+	}
+
+	/**
+	 * @param bool $sitewide
+	 * @return void
+	 */
+	public function activate( $sitewide = false ) {
+		$db = WP_CONTENT_DIR . '/db.php';
+		$create_symlink = defined( 'QM_DB_SYMLINK' ) ? QM_DB_SYMLINK : true;
+
+		if ( $create_symlink && ! file_exists( $db ) && function_exists( 'symlink' ) ) {
+			@symlink( $this->plugin_path( 'wp-content/db.php' ), $db ); // phpcs:ignore
+		}
+
+		if ( $sitewide ) {
+			update_site_option( 'active_sitewide_plugins', get_site_option( 'active_sitewide_plugins' ) );
+		} else {
+			update_option( 'active_plugins', get_option( 'active_plugins' ) );
+		}
+
+	}
+
+	/**
+	 * @return void
+	 */
+	public function deactivate() {
+		$admins = QM_Util::get_admins();
+
+		// Remove legacy capability handling:
+		if ( $admins ) {
+			$admins->remove_cap( 'view_query_monitor' );
+		}
+
+		# Only delete db.php if it belongs to Query Monitor
+		if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && class_exists( 'QM_DB', false ) ) {
+			unlink( WP_CONTENT_DIR . '/db.php' ); // phpcs:ignore
+		}
+
+	}
+
+	/**
+	 * @param array<int, string> $plugins
+	 * @return array<int, string>
+	 */
+	public function filter_active_plugins( $plugins ) {
+
+		// this needs to run on the cli too
+
+		if ( empty( $plugins ) ) {
+			return $plugins;
+		}
+
+		$f = preg_quote( basename( $this->plugin_base() ), '/' );
+		$qm = preg_grep( '/' . $f . '$/', $plugins );
+		$notqm = preg_grep( '/' . $f . '$/', $plugins, PREG_GREP_INVERT );
+
+		if ( false === $qm || false === $notqm ) {
+			return $plugins;
+		}
+
+		return array_merge(
+			$qm,
+			$notqm
+		);
+
+	}
+
+	/**
+	 * @param array<string, int> $plugins
+	 * @return array<string, int>
+	 */
+	public function filter_active_sitewide_plugins( $plugins ) {
+
+		if ( empty( $plugins ) ) {
+			return $plugins;
+		}
+
+		$f = $this->plugin_base();
+
+		if ( isset( $plugins[ $f ] ) ) {
+
+			unset( $plugins[ $f ] );
+
+			return array_merge( array(
+				$f => time(),
+			), $plugins );
+
+		} else {
+			return $plugins;
+		}
+
+	}
+
+	/**
+	 * @param string $file
+	 * @return self
+	 */
+	public static function init( $file ) {
+
+		static $instance = null;
+
+		if ( ! $instance ) {
+			$instance = new QM_Activation( $file );
+		}
+
+		return $instance;
+
+	}
+
+}