<?php /** * License class. * * Helper for licenses. * * @since 1.0.0 * * @package UserFeedback * @subpackage License * @author David Paternina */ // Exit if accessed directly if ( ! defined( 'ABSPATH' ) ) { exit; } final class UserFeedback_License { private static $license_option_name = 'userfeedback_license'; private static $network_license_option_name = 'userfeedback_network_license'; private $site = array(); private $network = array(); private $licensed = false; private $using_network_license = false; /** * Primary class constructor. * * @access public * @since 7.0.0 */ public function __construct() { $this->site = $this->get_site_license(); $this->network = $this->get_network_license(); $this->license_to_use(); } public function get_site_license( $force = false ) { if ( ! empty( $this->site ) && ! $force ) { return $this->site; } else { $site = get_option( self::$license_option_name, array() ); $this->site = $site; return $site; } } public function get_network_license( $force = false ) { if ( ! empty( $this->network ) && ! $force ) { return $this->network; } else { $network = get_site_option( self::$network_license_option_name, array() ); $this->network = $network; return $network; } } private function license_to_use() { if ( is_network_admin() ) { $license = $this->get_network_license_key(); if ( ! empty( $license ) ) { $this->licensed = true; $this->using_network_license = true; } } else { $license = $this->get_site_license_key(); if ( ! empty( $license ) ) { $this->licensed = true; $this->using_network_license = false; } else { $license = $this->get_network_license_key(); if ( ! empty( $license ) ) { $this->licensed = true; $this->using_network_license = true; } } } } public function using_network_license() { return $this->using_network_license; } public function get_license_key() { $license_key = UserFeedback()->license->get_site_license_key(); $license_key = ! empty( $license_key ) ? $license_key : UserFeedback()->license->get_network_license_key(); $license_key = ! empty( $license_key ) ? $license_key : UserFeedback()->license->get_default_license_key(); return $license_key; } public function has_license() { return $this->licensed; } public function is_site_licensed() { return ! empty( $this->site['key'] ) // has key && $this->get_site_license_type() // has type && ! $this->site_license_expired() // isn't expired && ! $this->site_license_disabled() // isn't disabled && ! $this->site_license_invalid(); // isn't invalid } public function is_network_licensed() { return ! empty( $this->network['key'] ) // has key && $this->get_network_license_type() // has type && ! $this->network_license_expired() // isn't expired && ! $this->network_license_disabled() // isn't disabled && ! $this->network_license_invalid(); // isn't invalid } public function get_license_error() { if ( ! $this->has_license() ) { return false; } return $this->using_network_license() ? $this->get_network_license_error() : $this->get_site_license_error(); } public function license_can( $requires = 'lite' ) { if ( ! userfeedback_is_pro_version() || ! $this->has_license() ) { return $requires === 'lite'; } return $this->using_network_license() ? $this->network_license_can( $requires ) : $this->site_license_can( $requires ); } public function license_disabled() { if ( ! $this->has_license() ) { return false; } return $this->using_network_license() ? $this->network_license_disabled() : $this->site_license_disabled(); } public function license_expired() { if ( ! $this->has_license() ) { return false; } return $this->using_network_license() ? $this->network_license_expired() : $this->site_license_expired(); } public function license_has_error() { if ( ! $this->has_license() ) { return false; } return $this->using_network_license() ? $this->network_license_has_error() : $this->site_license_has_error(); } public function get_default_license_key() { if ( defined( 'USERFEEDBACK_LICENSE_KEY' ) && is_string( USERFEEDBACK_LICENSE_KEY ) && strlen( USERFEEDBACK_LICENSE_KEY ) > 10 ) { return USERFEEDBACK_LICENSE_KEY; } return ''; } public function get_valid_license_key() { if ( $this->is_site_licensed() ) { return $this->get_site_license_key(); } elseif ( $this->is_network_licensed() ) { return $this->get_network_license_key(); } elseif ( $this->get_default_license_key() ) { return $this->get_default_license_key(); } else { return ''; } } public function license_invalid() { if ( ! $this->has_license() ) { return false; } return $this->using_network_license() ? $this->network_license_invalid() : $this->site_license_invalid(); } public function is_network_admin() { return is_multisite() && is_network_admin(); } public function get_license_type() { if ( ! $this->has_license() ) { return false; } return $this->using_network_license() ? $this->get_network_license_type() : $this->get_site_license_type(); } // ---------- public function get_site_license_key() { return ( ! empty( $this->site['key'] ) && is_string( $this->site['key'] ) && strlen( $this->site['key'] ) > 10 ) ? $this->site['key'] : ''; } public function get_site_license_type() { return ( $this->get_site_license_key() && ! empty( $this->site['type'] ) && $this->is_valid_license_type( $this->site['type'] ) ) ? $this->site['type'] : ''; } public function site_license_expired() { return ! empty( $this->site['is_expired'] ); } public function site_license_disabled() { return ! empty( $this->site['is_disabled'] ); } public function site_license_invalid() { return ! empty( $this->site['is_invalid'] ); } public function get_site_license_error() { if ( $this->site_license_expired() ) { // Translators: Adds a link to renew the license. return sprintf( esc_html__( 'Your license key for UserFeedback has expired. %1$sPlease click here to renew your license key.%2$s', 'userfeedback' ), '<a href="' . userfeedback_get_url( 'license-error', 'expired-license', 'https://www.userfeedback.com/login/' ) . '" target="_blank" rel="noopener noreferrer" referrer="no-referrer">', '</a>' ); } elseif ( $this->site_license_disabled() ) { return esc_html__( 'Your license key for UserFeedback has been disabled. Please use a different key.', 'userfeedback' ); } elseif ( $this->site_license_invalid() ) { return esc_html__( 'Your license key for UserFeedback is invalid. The key no longer exists or the user associated with the key has been deleted. Please use a different key.', 'userfeedback' ); } return ''; } public function site_license_can( $requires = 'lite' ) { $level = $this->get_site_license_type(); $level = $level ?: 'lite'; $can_access = false; switch ( $requires ) { case 'elite': $can_access = $level === 'elite'; break; case 'pro': $can_access = $level === 'master' || $level === 'pro'; break; case 'plus': $can_access = $level === 'master' || $level === 'pro' || $level === 'plus'; break; case 'lite': default: $can_access = true; break; } return $can_access; } public function site_license_has_error() { return $this->site_license_expired() // is expired || $this->site_license_disabled() // is disabled || $this->site_license_invalid(); // is invalid } // -------- public function get_network_license_key() { return ( ! empty( $this->network['key'] ) && is_string( $this->network['key'] ) && strlen( $this->network['key'] ) > 10 ) ? $this->network['key'] : ''; } public function get_network_license_type() { return ( $this->get_network_license_key() && ! empty( $this->network['type'] ) && $this->is_valid_license_type( $this->network['type'] ) ) ? $this->network['type'] : ''; } public function network_license_expired() { return ! empty( $this->network['is_expired'] ); } public function network_license_disabled() { return ! empty( $this->network['is_disabled'] ); } public function network_license_invalid() { return ! empty( $this->network['is_invalid'] ); } public function get_network_license_error() { if ( $this->site_license_expired() ) { // Translators: Adds a link to the license renewal. return sprintf( esc_html__( 'Your license key for UserFeedback has expired. %1$sPlease click here to renew your license key.%2$s', 'userfeedback' ), '<a href="' . userfeedback_get_url( 'license-error', 'expired-license', 'https://www.userfeedback.com/login/' ) . '" target="_blank" rel="noopener noreferrer" referrer="no-referrer">', '</a>' ); } elseif ( $this->site_license_disabled() ) { return esc_html__( 'Your license key for UserFeedback has been disabled. Please use a different key.', 'userfeedback' ); } elseif ( $this->site_license_invalid() ) { return esc_html__( 'Your license key for UserFeedback is invalid. The key no longer exists or the user associated with the key has been deleted. Please use a different key.', 'userfeedback' ); } return ''; } public function network_license_can( $requires = 'lite' ) { $level = $this->get_network_license_type(); $level = $level ?: 'lite'; $can_access = false; switch ( $requires ) { case 'elite': $can_access = $level === 'elite'; break; case 'pro': $can_access = $level === 'master' || $level === 'pro'; break; case 'plus': $can_access = $level === 'master' || $level === 'pro' || $level === 'plus'; break; case 'lite': default: $can_access = true; break; } return $can_access; } public function network_license_has_error() { return $this->network_license_expired() // is expired || $this->network_license_disabled() // is disabled || $this->network_license_invalid(); // is invalid } // ---------- public function valid_license_types() { return array( 'basic', 'plus', 'pro', 'elite', ); } public function is_valid_license_type( $type = '' ) { return ! empty( $type ) && is_string( $type ) && in_array( $type, $this->valid_license_types() ); } // --------- public function get_site_license_updates() { return get_option( 'userfeedback_license_updates', '' ); } public function get_network_license_updates() { return get_site_option( 'userfeedback_network_license_updates', '' ); } public function set_site_license_updates() { update_option( 'userfeedback_license_updates', strtotime( '+8 hours' ) ); } public function set_network_license_updates() { update_site_option( 'userfeedback_network_license_updates', strtotime( '+8 hours' ) ); } public function delete_site_license_updates() { delete_option( 'userfeedback_license_updates' ); } public function delete_network_license_updates() { delete_site_option( 'userfeedback_license_updates' ); } public function time_to_check_site_license() { $timestamp = get_option( 'userfeedback_license_updates' ); if ( ! $timestamp ) { return true; } else { $current_timestamp = time(); if ( $current_timestamp < $timestamp ) { return false; } else { return true; } } } public function time_to_check_network_license() { $timestamp = get_site_option( 'userfeedback_network_license_updates' ); if ( ! $timestamp ) { return true; } else { $current_timestamp = time(); if ( $current_timestamp < $timestamp ) { return false; } else { return true; } } } public function set_site_license( $data = array() ) { update_option( 'userfeedback_license', $data ); $this->set_site_license_updates(); $this->site = $data; } public function set_network_license( $data = array() ) { update_site_option( 'userfeedback_network_license', $data ); $this->set_network_license_updates(); $this->network = $data; } public function delete_site_license() { delete_option( 'userfeedback_license' ); $this->delete_site_license_updates(); $this->site = array(); } public function delete_network_license() { delete_site_option( 'userfeedback_network_license' ); $this->delete_network_license_updates(); $this->network = array(); } }