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<?php
/**
* License
*
* @package WP Grid Builder
* @author Loïc Blascos
* @copyright 2019-2024 Loïc Blascos
*/
namespace WP_Grid_Builder\Includes;
// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Fetch plugin license info
*
* @class WP_Grid_Builder\Includes\License
* @since 1.0.0
*/
final class License {
/**
* API uri base
*
* @since 1.0.0
* @access protected
* @var string
*/
protected $api_base = 'https://wpgridbuilder.com/';
/**
* Customer website url
*
* @since 1.0.0
* @access public
* @var string
*/
public $url = '';
/**
* Plugin info
*
* @since 1.0.0
* @access public
* @var array
*/
public $plugin = [
'name' => 'WP Grid Builder',
'slug' => WPGB_BASE,
'option' => WPGB_SLUG,
'version' => WPGB_VERSION,
'license_key' => '',
'email' => '',
];
/**
* API Constructor
*
* @since 1.0.0
* @access public
*
* @param array $plugin Hold plugin information.
*/
public function __construct( $plugin = [] ) {
$this->url = preg_replace( '(^https?://)', '', home_url() );
$this->plugin = wp_parse_args( $plugin, $this->plugin );
$this->set_instance();
}
/**
* Getter
*
* @since 1.0.0
* @access public
*
* @param string $key Key settings to retrieve.
* @return mixed.
*/
public function __get( $key ) {
return $this->plugin[ $key ];
}
/**
* Setter
*
* @since 1.0.0
* @access public
*
* @param string $key Key to add.
* @param string $val Value to set.
* @return mixed.
*/
public function __set( $key, $val ) {
$this->plugin[ $key ] = $val;
}
/**
* Isset
*
* @since 1.0.0
* @access public
*
* @param string $key Key settings to check against.
* @return boolean.
*/
public function __isset( $key ) {
return isset( $this->plugin[ $key ] );
}
/**
* Set plugin instance
*
* @since 1.0.0
* @access public
*/
public function set_instance() {
$plugin = get_option( WPGB_SLUG . '_plugin_info', [] );
// For add-ons from bundle or all access plan.
if ( ! empty( $plugin ) && WPGB_SLUG !== $this->option ) {
$option = get_option( $this->option . '_plugin_info', [] );
unset(
$plugin['new_version'], // Make sure to not check main plugin version.
$option['expires'], // To keep expiration date from the main plugin.
$plugin['info'] // To prevent conflict when fetching add-on details.
);
$plugin = wp_parse_args( (array) $option, $plugin );
}
$plugin = wp_parse_args(
apply_filters( 'wp_grid_builder/plugin_info', $plugin, $this->name ),
[
'new_version' => '',
'tested' => '',
'icons' => [],
]
);
foreach ( $plugin as $key => $value ) {
$this->$key = $value;
}
}
/**
* Build API query args
*
* @since 1.0.0
* @access public
*
* @param string $request Request type.
* @return string
*/
public function build_query( $request ) {
return add_query_arg(
urlencode_deep(
[
'edd_action' => $request,
'item_name' => $this->name,
'license' => $this->license_key,
'email' => $this->email,
'url' => $this->url,
]
),
$this->api_base
);
}
/**
* Query the API
*
* @since 1.0.0
* @access public
*
* @param string $url URL to request for.
* @return mixed
*/
public function request( $url ) {
$response = wp_safe_remote_get(
$url,
[
'timeout' => 10,
]
);
if ( is_wp_error( $response ) ) {
$response_code = $response->get_error_code();
$response_message = $response->get_error_message( $response_code );
return new \WP_Error(
$response_code,
$response_message
);
}
$response_code = wp_remote_retrieve_response_code( $response );
$response_message = wp_remote_retrieve_response_message( $response );
if ( 200 !== (int) $response_code ) {
return new \WP_Error(
$response_code,
$response_message
);
}
$response = wp_remote_retrieve_body( $response );
$response = (array) json_decode( $response, true );
if ( empty( $response ) ) {
return new \WP_Error(
'api_error',
__( 'An unknown error occurred from plugin API.', 'wp-grid-builder' )
);
}
return $this->check_error( $response );
}
/**
* Check response error
*
* @since 1.0.0
* @access public
*
* @param array $response Holds response properties.
* @return array
*/
public function check_error( $response ) {
if ( empty( $response['error'] ) || 'expired' === $response['error'] ) {
return $response;
}
switch ( $response['error'] ) {
case 'license_not_activable':
$message = __( 'The key you entered belongs to a bundle, please use the product specific license key.', 'wp-grid-builder' );
break;
case 'no_activations_left':
$message = __( 'Your license key has reached its activation limit. You must upgrade your license to use it on this site.', 'wp-grid-builder' );
break;
case 'revoked':
case 'disabled':
$message = __( 'Your license key has been disabled. Please contact support for more information.', 'wp-grid-builder' );
break;
case 'expired':
$message = __( 'Your license has expired. You must renew your license in order to use it again.', 'wp-grid-builder' );
break;
case 'key_mismatch':
case 'item_name_mismatch':
$message = __( 'Failed to activate your license, your license key or email does not match.', 'wp-grid-builder' );
break;
case 'missing':
$message = __( 'Invalid license. Please visit your account page and verify it.', 'wp-grid-builder' );
break;
case 'invalid':
case 'site_inactive':
$message = __( 'Your license is not active for this URL. Please visit your account page to verify it.', 'wp-grid-builder' );
break;
default:
$message = __( 'There was an error with this license key. Please contact support for more information.', 'wp-grid-builder' );
break;
}
return new \WP_Error(
$response['error'],
$message,
[ 'status' => 200 ]
);
}
/**
* Activate plugin license
*
* @since 1.0.0
* @access public
*
* @param string $license_key Plugin license key.
* @param string $email Plugin license email.
* @return mixed
*/
public function activate( $license_key = '', $email = '' ) {
$this->email = trim( $email );
$this->license_key = trim( $license_key );
if ( empty( $email ) || empty( $license_key ) ) {
return new \WP_Error(
'license_error',
__( 'Please enter your email and license key.', 'wp-grid-builder' ),
[ 'status' => 401 ]
);
}
if ( ! is_email( $this->email ) ) {
return new \WP_Error(
'email_error',
__( 'Your email address is not valid.', 'wp-grid-builder' ),
[ 'status' => 401 ]
);
}
$request = $this->build_query( 'activate_license' );
$response = $this->request( $request );
if ( is_wp_error( $response ) ) {
return $response;
}
$this->update_plugin_data( $response );
return true;
}
/**
* Dectivate plugin license
*
* @since 1.0.0
* @access public
*
* @return mixed
*/
public function deactivate() {
$request = $this->build_query( 'deactivate_license' );
$response = $this->request( $request );
// If HTTP error, keep license.
if ( is_wp_error( $response ) ) {
return $response;
}
// We always deactivate to allow user to re-activate.
delete_option( $this->option . '_plugin_info' );
if ( ! empty( $response['license'] ) && 'failed' === $response['license'] ) {
return new \WP_Error(
'deactivation_error',
__( 'En error occured when deactivating your license.', 'wp-grid-builder' )
);
}
return true;
}
/**
* Get plugins info from its name and author
*
* @since 1.0.0
* @access public
*
* @return mixed
*/
public function get_status() {
$request = $this->build_query( 'check_license' );
$response = $this->request( $request );
// If HTTP error, keep license.
if ( is_wp_error( $response ) ) {
return $response;
}
if (
! empty( $response['license'] ) &&
'valid' !== $response['license'] &&
'expired' !== $response['license']
) {
// Delete license only if inactive, invalid or disabled.
delete_option( $this->option . '_plugin_info' );
return new \WP_Error(
'status_error',
__( 'Your license is not active for this URL or invalid or disabled. Please visit your account page to verify it.', 'wp-grid-builder' ),
[ 'status' => 200 ]
);
} else {
$this->update_plugin_data( $response );
}
return true;
}
/**
* Get plugin info
*
* @since 1.0.0
* @access public
*
* @return mixed
*/
public function get_info() {
$request = $this->build_query( 'get_version' );
$response = $this->request( $request );
if ( is_wp_error( $response ) ) {
return false;
}
unset(
$response['package'],
$response['download_link']
);
if ( isset( $response['sections'] ) ) {
$response['sections'] = maybe_unserialize( $response['sections'] );
}
// Merge plugin info to prevent unecessary requests in plugins_api.
// Each time we activate, we update status and the transient API check for updates.
// Plugin info will be cleared and so will be automatically fetched when needed.
$plugin = get_option( $this->option . '_plugin_info', [] );
$plugin['info'] = (object) $response;
$plugin = apply_filters( 'wp_grid_builder/plugin_info', $plugin, $this->name );
update_option( $this->option . '_plugin_info', $plugin );
return $plugin['info'];
}
/**
* Get plugin update
*
* @since 1.0.0
* @access public
*
* @return mixed
*/
public function get_update() {
$request = $this->build_query( 'get_version' );
$response = $this->request( $request );
if ( is_wp_error( $response ) ) {
return false;
}
return (object) $response;
}
/**
* Refresh plugin license and info
*
* @since 1.0.0
* @access public
*/
public function refresh() {
$this->get_status();
$this->set_instance();
}
/**
* Update plugin license data
*
* @since 1.0.2 Unset plugin info.
* @since 1.0.0
* @access public
*
* @param array $data Holds plugin info data.
*/
public function update_plugin_data( $data ) {
// Merge and refresh previous license info.
$plugin_info = get_option( $this->option . '_plugin_info', [] );
$plugin_info = wp_parse_args( (array) $data, $plugin_info );
$plugin_info = wp_parse_args(
$plugin_info,
[
'url' => $this->url,
'email' => $this->email,
'license_key' => $this->license_key,
]
);
// We unset plugin info to force a refresh from plugins_api.
unset( $plugin_info['info'] );
update_option( $this->option . '_plugin_info', $plugin_info );
}
}