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