Merge pull request #139 from a8cteam51/add/delete-transients

Add delete transients

assets/js/safety-net-admin.js

@@ -5,6 +5,18 @@
 	const deactivatePluginsButton = document.getElementById( 'safety-net-deactivate-plugins' );
 	const deleteUsersButton = document.getElementById( 'safety-net-delete-users' );
 	const settingsTitle = document.getElementById( 'safety-net-settings-title' );
+	const deleteTransientsButton = document.getElementById( 'safety-net-delete-transients' );
+
+	function deleteTransients() {
+		if ( ! confirm( 'Are you sure you want to delete transients? This cannot be undone!') ) {
+			return;
+		}
+
+		ajax({
+			action: 'safety_net_delete_transients',
+			nonce: deleteTransientsButton.dataset.nonce,
+		});
+	}
 
 	function scrubOptions() {
 		if ( ! confirm( 'Are you sure you want to scrub options? This cannot be undone!') ) {
@@ -148,4 +160,9 @@
 	if (deleteUsersButton) {
 		deleteUsersButton.addEventListener('click', deleteUsers);
 	}
+
+	// If the delete transients button exists, add a click event listener.
+	if (deleteTransientsButton) {
+		deleteTransientsButton.addEventListener('click', deleteTransients);
+	}
 })(window, document, jQuery);

includes/admin.php

@@ -6,6 +6,7 @@
 use function SafetyNet\DeactivatePlugins\deactivate_plugins;
 use function SafetyNet\Delete\delete_users_and_orders;
 use function SafetyNet\Utilities\is_production;
+use function SafetyNet\DeleteTransients\delete_transients;
 
 add_filter( 'init', __NAMESPACE__ . '\add_admin_hooks' );
 
@@ -24,6 +25,7 @@ function add_admin_hooks() {
 		add_action( 'wp_ajax_safety_net_scrub_options', __NAMESPACE__ . '\handle_ajax_scrub_options' );
 		add_action( 'wp_ajax_safety_net_deactivate_plugins', __NAMESPACE__ . '\handle_ajax_deactivate_plugins' );
 		add_action( 'wp_ajax_safety_net_delete_users', __NAMESPACE__ . '\handle_ajax_delete_users' );
+		add_action( 'wp_ajax_safety_net_delete_transients', __NAMESPACE__ . '\handle_ajax_delete_transients' );
 		add_filter( 'plugin_action_links_' . SAFETY_NET_BASENAME, __NAMESPACE__ . '\add_action_links' );
 	}
 	add_action( 'action_scheduler_pre_init', __NAMESPACE__ . '\pause_renewal_actions' );
@@ -122,7 +124,7 @@ function settings_init() {
 
 	add_settings_field(
 		'safety_net_delete_users',
-		esc_html__( 'Delete All Users, Orders, and Subscriptions', 'safety-net' ),
+		esc_html__( 'Delete Users, Orders, and Subscriptions', 'safety-net' ),
 		__NAMESPACE__ . '\render_field',
 		'safety_net_options',
 		'safety_net_option',
@@ -134,6 +136,20 @@ function settings_init() {
 		)
 	);
 
+	add_settings_field(
+		'safety_net_delete_transients',
+		esc_html__( 'Delete Transients', 'safety-net' ),
+		__NAMESPACE__ . '\render_field',
+		'safety_net_options',
+		'safety_net_option',
+		array(
+			'type'        => 'button',
+			'id'          => 'safety-net-delete-transients',
+			'button_text' => esc_html__( 'Delete', 'safety-net' ),
+			'description' => esc_html__( 'Deletes all transients.', 'safety-net' ),
+		)
+	);
+
 	add_settings_field(
 		'safety_net_pause_renewal_actions_toggle',
 		esc_html__( 'Pause renewal actions', 'safety-net' ),
@@ -334,6 +350,30 @@ function handle_ajax_delete_users() {
 	die();
 }
 
+/**
+ * Handles the AJAX request for deleting transients.
+ *
+ * @return void
+ */
+function handle_ajax_delete_transients() {
+
+	// Permissions and security checks.
+	check_the_permissions();
+	check_the_nonce( $_POST['nonce'], 'safety-net-delete-transients' ); // phpcs:ignore WordPress.Security.NonceVerification
+
+	// Checks passed. Delete the transients.
+	delete_transients();
+
+	echo wp_json_encode(
+		array(
+			'success' => true,
+			'message' => esc_html__( 'Transients have been deleted.' ),
+		)
+	);
+
+	die();
+}
+
 /**
  * Checks if the user has the correct permissions, and sends the AJAX response if they don't.
  *

includes/bootstrap.php

@@ -12,7 +12,7 @@
 add_action( 'safety_net_loaded', __NAMESPACE__ . '\maybe_scrub_options' );
 add_action( 'safety_net_loaded', __NAMESPACE__ . '\maybe_deactivate_plugins' );
 add_action( 'safety_net_loaded', __NAMESPACE__ . '\maybe_delete_data' );
-
+add_action( 'safety_net_loaded', __NAMESPACE__ . '\maybe_delete_transients' );
 /**
  * Determines if we should set the 'Pause renewal actions' toggle when first loading the plugin.
  *
@@ -31,6 +31,25 @@ function maybe_pause_renewal_actions() {
 	update_option( 'safety_net_pause_renewal_actions_toggle', 'on' );
 }
 
+/**
+ * Determines if transients should be deleted.
+ *
+ * Transients will be deleted if we're on staging, development, or local AND they haven't already been deleted.
+ */
+function maybe_delete_transients() {
+	// If transients have already been deleted, skip.
+	if ( get_option( 'safety_net_transients_deleted' ) ) {
+		return;
+	}
+
+	// If we're not on staging, development, or a local environment, return.
+	if ( is_production() ) {
+		return;
+	}
+
+	do_action( 'safety_net_delete_transients' );
+}
+
 /**
  * Determines if options should be scrubbed.
  *

includes/classes/cli/class-safetynet-cli.php

@@ -1,6 +1,7 @@
 <?php
 
 use function SafetyNet\Delete\delete_users_and_orders;
+use function SafetyNet\DeleteTransients\delete_transients;
 
 /**
 * Anonymizer command line utilities.
@@ -21,6 +22,20 @@ public function delete() {
 		WP_CLI::success( __( 'Users and their data have been deleted' ) );
 	}
 
+	/**
+	 * Delete all transients
+	 *
+	 * ## EXAMPLES
+	 *
+	 * wp safety-net delete-transients
+	 *
+	 */
+	public function delete_transients() {
+		delete_transients();
+
+		WP_CLI::success( __( 'Transients have been deleted' ) );
+	}
+
 	/**
 	 * Clear options such as API keys so that plugins won't talk to 3rd parties
 	 *

includes/delete-transients.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace SafetyNet\DeleteTransients;
+
+add_action( 'safety_net_delete_transients', __NAMESPACE__ . '\delete_transients' );
+
+/**
+ * Deletes all transients.
+ *
+ * @return void
+ */
+function delete_transients() {
+
+	global $wpdb;
+
+	// Delete all transients
+	$wpdb->query( "DELETE FROM $wpdb->options WHERE option_name LIKE '_transient_%'" );
+
+	// Set option so this function doesn't run again.
+	update_option( 'safety_net_transients_deleted', true );
+
+	wp_cache_flush();
+}

safety-net.php

@@ -25,6 +25,7 @@
 require_once __DIR__ . '/includes/bootstrap.php';
 require_once __DIR__ . '/includes/common.php';
 require_once __DIR__ . '/includes/delete.php';
+require_once __DIR__ . '/includes/delete-transients.php';
 require_once __DIR__ . '/includes/utilities.php';
 require_once __DIR__ . '/includes/deactivate-plugins.php';
 require_once __DIR__ . '/includes/scrub-options.php';