Initial commit

wordpress_plugins/query-monitor/classes/Activation.php

@@ -0,0 +1,130 @@
+<?php
+/**
+ * Plugin activation handler.
+ *
+ * @package query-monitor
+ */
+
+class QM_Activation extends QM_Plugin {
+
+	protected function __construct( $file ) {
+
+		# PHP version handling
+		if ( ! self::php_version_met() ) {
+			add_action( 'all_admin_notices', array( $this, 'php_notice' ) );
+			return;
+		}
+
+		# 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 );
+
+	}
+
+	public function activate( $sitewide = false ) {
+		$db = WP_CONTENT_DIR . '/db.php';
+
+		if ( ! 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' ) );
+		}
+
+	}
+
+	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' ) ) {
+			unlink( WP_CONTENT_DIR . '/db.php' ); // phpcs:ignore
+		}
+
+	}
+
+	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() ), '/' );
+
+		return array_merge(
+			preg_grep( '/' . $f . '$/', $plugins ),
+			preg_grep( '/' . $f . '$/', $plugins, PREG_GREP_INVERT )
+		);
+
+	}
+
+	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 $plugins;
+		}
+
+	}
+
+	public function php_notice() {
+		?>
+		<div id="qm_php_notice" class="error">
+			<p>
+				<span class="dashicons dashicons-warning" style="color:#dd3232" aria-hidden="true"></span>
+				<?php
+				echo esc_html( sprintf(
+					/* Translators: 1: Minimum required PHP version, 2: Current PHP version. */
+					__( 'The Query Monitor plugin requires PHP version %1$s or higher. This site is running version %2$s.', 'query-monitor' ),
+					self::$minimum_php_version,
+					PHP_VERSION
+				) );
+				?>
+			</p>
+		</div>
+		<?php
+	}
+
+	public static function init( $file = null ) {
+
+		static $instance = null;
+
+		if ( ! $instance ) {
+			$instance = new QM_Activation( $file );
+		}
+
+		return $instance;
+
+	}
+
+}