Files
2018-06-25 00:00:37 +02:00

106 lines
2.9 KiB
PHP

<?php
class WPMDB_Utils {
/**
* Test to see if executing an AJAX call specific to the WP Migrate DB family of plugins.
*
* @return bool
*/
public static function is_ajax() {
// must be doing AJAX the WordPress way
if ( ! defined( 'DOING_AJAX' ) || ! DOING_AJAX ) {
return false;
}
// must be one of our actions -- e.g. core plugin (wpmdb_*), media files (wpmdbmf_*)
if ( ! isset( $_POST['action'] ) || 0 !== strpos( $_POST['action'], 'wpmdb' ) ) {
return false;
}
// must be on blog #1 (first site) if multisite
if ( is_multisite() && 1 != get_current_site()->id ) {
return false;
}
return true;
}
/**
* Checks if another version of WPMDB(Pro) is active and deactivates it.
* To be hooked on `activated_plugin` so other plugin is deactivated when current plugin is activated.
*
* @param string $plugin
*
*/
public static function deactivate_other_instances( $plugin ) {
if ( ! in_array( basename( $plugin ), array( 'wp-migrate-db-pro.php', 'wp-migrate-db.php' ) ) ) {
return;
}
$plugin_to_deactivate = 'wp-migrate-db.php';
$deactivated_notice_id = '1';
if ( basename( $plugin ) == $plugin_to_deactivate ) {
$plugin_to_deactivate = 'wp-migrate-db-pro.php';
$deactivated_notice_id = '2';
}
if ( is_multisite() ) {
$active_plugins = (array) get_site_option( 'active_sitewide_plugins', array() );
$active_plugins = array_keys( $active_plugins );
} else {
$active_plugins = (array) get_option( 'active_plugins', array() );
}
foreach ( $active_plugins as $basename ) {
if ( false !== strpos( $basename, $plugin_to_deactivate ) ) {
set_transient( 'wp_migrate_db_deactivated_notice_id', $deactivated_notice_id, 1 * HOUR_IN_SECONDS );
deactivate_plugins( $basename );
return;
}
}
}
/**
* Return unserialized object or array
*
* @param string $serialized_string Serialized string.
* @param string $method The name of the caller method.
*
* @return mixed, false on failure
*/
public static function unserialize( $serialized_string, $method = '' ) {
if ( ! is_serialized( $serialized_string ) ) {
return false;
}
$serialized_string = trim( $serialized_string );
$unserialized_string = @unserialize( $serialized_string );
if ( false === $unserialized_string && defined( 'WP_DEBUG_LOG' ) && WP_DEBUG_LOG ) {
$scope = $method ? sprintf( __( 'Scope: %s().', 'wp-migrate-db' ), $method ) : false;
$error = sprintf( __( 'WPMDB Error: Data cannot be unserialized. %s', 'wp-migrate-db' ), $scope );
error_log( $error );
}
return $unserialized_string;
}
/**
* Use wp_unslash if available, otherwise fall back to stripslashes_deep
*
* @param string|array $arg
*
* @return string|array
*/
public static function safe_wp_unslash( $arg ){
if ( function_exists( 'wp_unslash' ) ) {
return wp_unslash( $arg );
} else {
return stripslashes_deep( $arg );
}
}
}