<?php
namespace WPStaging\Backend\Pro\Licensing;
// No Direct Access
if( !defined( "WPINC" ) ) {
die;
}
class Licensing {
// The license key
private $licensekey;
public function __construct() {
// Load some hooks
add_action( 'admin_notices', array($this, 'admin_notices') );
add_action( 'admin_init', array($this, 'activate_license') );
add_action( 'admin_init', array($this, 'deactivate_license') );
add_action( 'wpstg_weekly_event', array($this, 'weekly_license_check') );
// For testing weekly_license_check, uncomment this line
//add_action( 'admin_init', array( $this, 'weekly_license_check' ) );
// this is the URL our updater / license checker pings. This should be the URL of the site with EDD installed
if( !defined( 'WPSTG_STORE_URL' ) )
// define( 'WPSTG_STORE_URL', 'https://wp-staging.com' );
// the name of your product. This should match the download name in EDD exactly
if( !defined( 'WPSTG_ITEM_NAME' ) )
define( 'WPSTG_ITEM_NAME', 'WP STAGING PRO' );
// Load EDD Plugin updater
//require_once( dirname( __FILE__ ) . '/EDD_SL_Plugin_Updater.php' );
// Inititalize the EDD software licensing API
$this->plugin_updater();
// the license key
$this->licensekey = trim( get_option( 'wpstg_license_key' ) );
}
/**
* EDD software licensing API
*/
public function plugin_updater() {
// retrieve our license key from the DB
$license_key = trim( get_option( 'wpstg_license_key' ) );
// setup the updater
$edd_updater = new \WPStaging\Backend\Pro\Licensing\EDD_SL_Plugin_Updater( WPSTG_STORE_URL, WPSTGPRO_PLUGIN_FILE, array(
'version' => WPSTGPRO_VERSION, // current version number
'license' => $license_key, // license key (used get_option above to retrieve from DB)
'item_name' => WPSTG_ITEM_NAME, // name of this plugin
'author' => 'Rene Hermenau', // author of this plugin
'beta' => false
)
);
//wp_die(var_dump($edd_updater));
}
/**
* Activate the license key
*/
public function activate_license() {
if( isset( $_POST['wpstg_activate_license'] ) && !empty( $_POST['wpstg_license_key'] ) ) {
// run a quick security check
if( !check_admin_referer( 'wpstg_license_nonce', 'wpstg_license_nonce' ) )
return; // get out if we didn't click the Activate button
// Save License key in DB
update_option( 'wpstg_license_key', $_POST['wpstg_license_key'] );
// retrieve the license from the database
$license = trim( get_option( 'wpstg_license_key' ) );
// data to send in our API request
$api_params = array(
'edd_action' => 'activate_license',
'license' => $license,
'item_name' => urlencode( WPSTG_ITEM_NAME ), // the name of our product in EDD
'url' => home_url()
);
// Call the custom API.
$response = array('response'=>array('code'=>200));
// make sure the response came back okay
if( is_wp_error( $response ) || 200 !== wp_remote_retrieve_response_code( $response ) ) {
if( is_wp_error( $response ) ) {
$message = $response->get_error_message();
} else {
$message = __( 'An error occurred, please try again.' );
}
} else {
$license_data = (object)array('success'=>true, 'license'=>'valid', 'expires'=>'2048-06-06 23:59:59');
if( false === $license_data->success ) {
switch ( $license_data->error ) {
case 'expired' :
$message = sprintf(
__( 'Your license key expired on %s.' ), date_i18n( get_option( 'date_format' ), strtotime( $license_data->expires, current_time( 'timestamp' ) ) )
);
// Check if the license has ever been activated
//update_option('wpstg_license_data', $license_data);
break;
case 'revoked' :
$message = __( 'Your license key has been disabled.' );
break;
case 'missing' :
$message = __( 'WP Staging license key is invalid.' );
break;
case 'invalid' :
case 'site_inactive' :
$message = __( 'Your license is not active for this URL.' );
break;
case 'item_name_mismatch' :
$message = sprintf( __( 'This appears to be an invalid license key for %s.' ), WPSTG_ITEM_NAME );
break;
case 'no_activations_left':
$message = __( 'Your license key has reached its activation limit.' );
break;
default :
$message = __( 'An error occurred, please try again.' );
break;
}
}
}
// Check if anything passed on a message constituting a failure
if( !empty( $message ) ) {
$base_url = admin_url( 'admin.php?page=wpstg-license' );
$redirect = add_query_arg( array('wpstg_licensing' => 'false', 'message' => urlencode( $message )), $base_url );
update_option( 'wpstg_license_status', $license_data );
wp_redirect( $redirect );
exit();
}
// $license_data->license will be either "valid" or "invalid"
update_option( 'wpstg_license_status', $license_data );
wp_redirect( admin_url( 'admin.php?page=wpstg-license' ) );
exit();
}
}
public function deactivate_license() {
// listen for our activate button to be clicked
if( isset( $_POST['wpstg_deactivate_license'] ) ) {
// run a quick security check
if( !check_admin_referer( 'wpstg_license_nonce', 'wpstg_license_nonce' ) )
return; // get out if we didn't click the Activate button
// retrieve the license from the database
$license = trim( get_option( 'wpstg_license_key' ) );
// data to send in our API request
$api_params = array(
'edd_action' => 'deactivate_license',
'license' => $license,
'item_name' => urlencode( WPSTG_ITEM_NAME ), // the name of our product in EDD
'url' => home_url()
);
// Call the custom API.
$response = array('response'=>array('code'=>200));
// make sure the response came back okay
if( is_wp_error( $response ) || 200 !== wp_remote_retrieve_response_code( $response ) ) {
if( is_wp_error( $response ) ) {
$message = $response->get_error_message();
} else {
$message = __( 'An error occurred, please try again.' );
}
$base_url = admin_url( 'admin.php?page=wpstg-license' );
$redirect = add_query_arg( array('wpstg_licensing' => 'false', 'message' => urlencode( $message )), $base_url );
wp_redirect( $redirect );
exit();
}
//wp_die(var_dump($response));
// decode the license data
$license_data = (object)array('success'=>true, 'license'=>'valid', 'expires'=>date('Y-m-d', strtotime('+5 years')));
// $license_data->license will be either "deactivated" or "failed"
if( $license_data->license == 'deactivated' || $license_data->license == 'failed' ) {
delete_option( 'wpstg_license_status' );
}
wp_redirect( admin_url( 'admin.php?page=wpstg-license' ) );
exit();
}
}
/**
* Check if license key is valid once per week
*
* @access public
* @since 2.0.3
* @return void
*/
public function weekly_license_check() {
return;
if( empty( $this->licensekey ) ) {
return;
}
// data to send in our API request
$api_params = array(
'edd_action' => 'check_license',
'license' => $this->licensekey,
'item_name' => urlencode( WPSTG_ITEM_NAME ),
'url' => home_url()
);
// Call the API
$response = wp_remote_post(
WPSTG_STORE_URL, array(
'timeout' => 15,
'sslverify' => false,
'body' => $api_params
)
);
// make sure the response came back okay
if( is_wp_error( $response ) ) {
return false;
}
$license_data = (object)array('success'=>true, 'license'=>'valid', 'expires'=>date('Y-m-d', strtotime('+5 years')));
update_option( 'wpstg_license_status', $license_data );
//$log = new \WPStaging\Utils\Logger;
//$log->log( json_encode( array($license_data) ) );
}
/**
* This is a means of catching errors from the activation method above and displaying it to the customer
*/
public function admin_notices() {
if( isset( $_GET['wpstg_licensing'] ) && !empty( $_GET['message'] ) ) {
switch ( $_GET['wpstg_licensing'] ) {
case 'false':
$message = urldecode( $_GET['message'] );
?>
<div class="wpstg-error" style="font-weight:500;">
<p><?php _e('WP Staging - Can not activate license key! ','wp-staging'); echo $message; ?></p>
</div>
<?php
break;
case 'true':
default:
// Put a custom success message here for when activation is successful if they way.
?>
<!-- <div class="success">
<p><?php echo $message; ?></p>
</div>-->
<?php
break;
}
}
}
}
