Your IP : 3.143.7.112
<?php
namespace WeDevs\ERP;
use EDD_SL_Plugin_Updater;
use WeDevs\ERP\Framework\Traits\Hooker;
/**
* ERP License handler class
*
* @author WP ERP
*/
class License {
use Hooker;
/**
* API Endpoint
*
* @var string
*/
private $api_url = 'https://wperp.com/';
public function __construct( $file, $addon_name, $version, $author, $api_url = null ) {
// bail out if it's a local server
if ( $this->is_local_server() ) {
return;
}
$this->file = $file;
$this->item_name = $addon_name;
$this->version = $version;
$this->author = $author;
$this->api_url = is_null( $api_url ) ? $this->api_url : $api_url;
$this->short_name = preg_replace( '/[^a-zA-Z0-9_\s]/', '', str_replace( ' ', '_', strtolower( $this->item_name ) ) );
// include and hooks
$this->includes();
$this->init_hooks();
}
/**
* Include the EDD updater class
*
* @return void
*/
private function includes() {
if ( ! class_exists( 'EDD_SL_Plugin_Updater' ) ) {
require_once __DIR__ . '/Lib/EDD_SL_Plugin_Updater.php';
}
}
/**
* Check if the current server is localhost
*
* @return bool
*/
private function is_local_server() {
$addr = isset( $_SERVER['REMOTE_ADDR'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REMOTE_ADDR'] ) ) : '';
$host = isset( $_SERVER['HTTP_HOST'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) ) : '';
$is_local = ( in_array( $addr, [ '127.0.0.1', '::1' ] ) || substr( $host, -4 ) == '.dev' );
return apply_filters( 'erp_lc_is_local_server', $is_local );
}
/**
* Init required hooks
*
* @return void
*/
private function init_hooks() {
$this->action( 'admin_init', 'init_updater' );
$this->action( 'admin_notices', 'license_nag' );
// scheduled events and checking
$this->action( 'erp_weekly_scheduled_events', 'license_status_check' );
// $this->action( 'admin_init', 'license_status_check' ); // for testing
$this->action( 'admin_init', 'save_and_activate_license' );
$this->action( 'in_plugin_update_message-' . plugin_basename( $this->file ), 'plugin_row_license_missing', 10, 2 );
// register for settings page
$this->filter( 'erp_settings_licenses', 'register_addon' );
}
/**
* The option id for the license key
*
* @return string
*/
public function get_license_option_key() {
return 'erp_license_' . $this->short_name;
}
/**
* The option id for the license key status
*
* @return string
*/
public function get_license_status_option_key() {
return $this->get_license_option_key() . '_status';
}
/**
* Get the addon license key
*
* @return void
*/
public function get_license_key() {
return get_option( $this->get_license_option_key(), '' );
}
/**
* Get license status
*
* @return array
*/
public function get_license_status() {
return get_option( $this->get_license_status_option_key(), [] );
}
/**
* Register the add-on for the license settings page
*
* @param array $settings
*
* @return array
*/
public function register_addon( $settings ) {
$settings[] = [
'name' => $this->item_name,
'id' => $this->get_license_option_key(),
'license' => $this->get_license_key(),
'version' => $this->version,
'status' => $this->get_license_status(),
];
return $settings;
}
/**
* Initialize the plugin updater
*
* @return void
*/
public function init_updater() {
$args = [
'version' => $this->version,
'license' => $this->get_license_key(),
'author' => $this->author,
'item_name' => $this->item_name,
'url' => home_url(),
];
// Setup the updater
$edd_updater = new EDD_SL_Plugin_Updater(
$this->api_url,
$this->file,
$args
);
}
public function api_request( $action = 'check_license' ) {
// data to send in our API request
$api_params = [
'edd_action'=> $action,
'license' => $this->get_license_key(),
'item_name' => urlencode( $this->item_name ),
'url' => home_url(),
];
// Call the API
$response = wp_remote_post( $this->api_url, [
'timeout' => 15,
'sslverify' => false,
'body' => $api_params,
] );
// make sure the response came back okay
if ( is_wp_error( $response ) ) {
return false;
}
$license_data = json_decode( wp_remote_retrieve_body( $response ) );
return $license_data;
}
/**
* Check license status
*
* @return void
*/
public function license_status_check() {
$license_key = $this->get_license_key();
if ( empty( $license_key ) ) {
return;
}
$license_data = $this->api_request();
if ( $license_data ) {
update_option( $this->get_license_status_option_key(), $license_data );
}
}
/**
* Try activating the license once saved
*
* @return void
*/
public function save_and_activate_license() {
if ( ! isset( $_POST['_wpnonce'] ) || ! wp_verify_nonce( sanitize_key( $_POST['_wpnonce'] ), 'erp-nonce' ) ) {
wp_die( __( 'Nonce verification failed!', 'erp' ) );
}
if ( isset( $_POST[ $this->get_license_option_key() ] ) ) {
$old_key = $this->get_license_key();
$new_key = sanitize_text_field( wp_unslash( $_POST[ $this->get_license_option_key() ] ) );
// delete license status if differs
if ( $old_key != $new_key ) {
delete_option( $this->get_license_status_option_key() );
update_option( $this->get_license_option_key(), $new_key );
}
// don't do anything if we have a valid license
$license_status = $this->get_license_status();
if ( is_object( $license_status ) && 'valid' === $license_status->license ) {
return;
}
// if we have a license key, try to activate now
$license_key = $this->get_license_key();
if ( ! empty( $license_key ) ) {
$license_data = $this->api_request( 'activate_license' );
if ( $license_data ) {
update_option( $this->get_license_status_option_key(), $license_data );
}
}
}
}
/**
* Show license key notice
*
* @return void
*/
public function license_nag() {
if ( ! current_user_can( 'manage_options' ) ) {
return;
}
$license_key = $this->get_license_key();
$url = esc_url( admin_url( 'admin.php?page=erp-settings&tab=erp-license' ) );
if ( empty( $license_key ) ) {
$this->show_error( sprintf( __( 'Please <a href="%s">enter</a> <strong>%s</strong> license key to get automatic updates and support', 'erp' ), $url, $this->item_name ) );
return;
}
$license_status = $this->get_license_status();
if ( is_object( $license_status ) && 'valid' !== $license_status->license ) {
$this->show_error( sprintf(
__( 'You have invalid or expired license keys for %s. Please go to the <a href="%s" title="Go to Licenses page">Licenses page</a> to correct this issue.', 'erp' ),
$this->item_name,
admin_url( 'admin.php?page=erp-settings&tab=erp-license' )
) );
}
}
/**
* Show a error message
*
* @param string $message
*
* @return void
*/
public function show_error( $message ) {
?>
<div class="error">
<p><?php echo wp_kses_post( $message ); ?></p>
</div>
<?php
}
/**
* Displays message inline on plugin row that the license key is missing
*
* @return void
*/
public function plugin_row_license_missing( $plugin_data, $version_info ) {
static $showed_imissing_key_message;
$license = $this->get_license_status();
if ( ( ! is_object( $license ) || 'valid' !== $license->license ) && empty( $showed_imissing_key_message[ $this->get_license_option_key() ] ) ) {
echo ' <strong><a href="' . esc_url( admin_url( 'admin.php?page=erp-settings&tab=erp-license' ) ) . '">' . esc_html__( 'Enter valid license key for automatic updates.', 'erp' ) . '</a></strong>';
$showed_imissing_key_message[ $this->get_license_option_key() ] = true;
}
}
}