Create an upgrade routine for meta value (#32)

Author: obenland

upgrade.php

@@ -0,0 +1,44 @@
+<?php
+/**
+ * Upgrade routines.
+ *
+ * @package WP Approve User
+ */
+
+/**
+ * Upgrade routine.
+ */
+function wpau_upgrade_all() {
+	global $wpau_db_version;
+
+	$wpau_current_db_version = get_site_option( 'wpau_db_version', 0 );
+
+	if ( $wpau_current_db_version === $wpau_db_version ) {
+		return;
+	}
+
+	if ( $wpau_current_db_version < 12 ) {
+		wpau_upgrade_to_12();
+	}
+
+	update_site_option( 'wpau_db_version', $wpau_db_version );
+}
+add_action( 'admin_init', 'wpau_upgrade_all' );
+
+/**
+ * Updates all user meta values from true to 'approved'.
+ */
+function wpau_upgrade_to_12() {
+	global $wpdb;
+
+	// phpcs:disable WordPress.DB
+	$wpdb->update(
+		$wpdb->usermeta,
+		array( 'meta_value' => 'approved' ),
+		array(
+			'meta_key'   => 'wp-approve-user',
+			'meta_value' => true,
+		)
+	);
+	// phpcs:enable WordPress.DB
+}

wp-approve-user.php

@@ -18,12 +18,16 @@
 	return;
 }
 
+// Define the current version for upgrades.
+$wpau_db_version = 12;
+
 if ( ! class_exists( 'Obenland_Wp_Plugins_V5' ) ) {
 	require_once __DIR__ . '/class-obenland-wp-plugins-v5.php';
 }
 
 require_once __DIR__ . '/class-obenland-wp-approve-user.php';
 require_once __DIR__ . '/cron-events.php';
+require_once __DIR__ . '/upgrade.php';
 
 /**
  * Instantiates Obenland_Wp_Approve_User.