171 lines
4 KiB
PHP
171 lines
4 KiB
PHP
<?php
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/**
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* A class to easily manage licenses for Polylang Pro and addons
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*
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* @since 1.9
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*/
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class PLL_License {
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public $id, $name, $license_key, $license_data;
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private $file, $version, $author;
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private $api_url = 'https://polylang.pro';
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/**
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* Constructor
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*
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* @since 1.9
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*
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* @param string $file
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* @param string $item_name
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* @param string $version
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* @param string $author
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* @param string $api_url optional
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*/
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function __construct( $file, $item_name, $version, $author, $api_url = null ) {
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$this->id = sanitize_title( $item_name );
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$this->file = $file;
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$this->name = $item_name;
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$this->version = $version;
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$this->author = $author;
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$this->api_url = empty( $api_url ) ? $this->api_url : $api_url;
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$licenses = get_option( 'polylang_licenses' );
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$this->license_key = empty( $licenses[ $this->id ]['key'] ) ? '' : $licenses[ $this->id ]['key'];
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if ( ! empty( $licenses[ $this->id ]['data'] ) ) {
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$this->license_data = $licenses[ $this->id ]['data'];
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}
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// Updater
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add_action( 'admin_init', array( $this, 'auto_updater' ), 0 );
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// Register settings
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add_filter( 'pll_settings_licenses', array( $this, 'settings' ) );
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// Weekly schedule
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if ( ! wp_next_scheduled( 'polylang_check_licenses' ) ) {
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wp_schedule_event( time(), 'weekly', 'polylang_check_licenses' );
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}
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add_action( 'polylang_check_licenses', array( $this, 'check_license' ) );
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}
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/**
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* Auto updater
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*
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* @since 1.9
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*/
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public function auto_updater() {
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$args = array(
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'version' => $this->version,
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'license' => $this->license_key,
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'author' => $this->author,
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'item_name' => $this->name,
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);
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// Setup the updater
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new PLL_Plugin_Updater( $this->api_url, $this->file, $args );
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}
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/**
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* Registers the licence in the Settings
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*
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* @since 1.9
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*
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* @param array $items
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* @return array
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*/
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public function settings( $items ) {
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$items[ $this->id ] = $this;
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return $items;
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}
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/**
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* Activate the license key
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*
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* @since 1.9
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*
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* @param string $license_key activation key
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* @return object updated $this
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*/
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public function activate_license( $license_key ) {
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$this->license_key = $license_key;
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$this->api_request( 'activate_license' );
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// Tell WordPress to look for updates
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set_site_transient( 'update_plugins', null );
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return $this;
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}
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/**
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* Deactivate the license key
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*
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* @since 1.9
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*
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* @return object updated $this
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*/
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public function deactivate_license() {
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$this->api_request( 'deactivate_license' );
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return $this;
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}
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/**
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* Check if license key is valid
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*
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* @since 1.9
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*
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* @return object updated $this
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*/
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public function check_license() {
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$this->api_request( 'check_license' );
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return $this;
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}
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/**
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* Sends an api request to check, activate or deactivate the license
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* Updates the licenses option according to the status
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*
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* @since 1.9
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*
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* @param string $request check_license | activate_license | deactivate_license
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*/
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private function api_request( $request ) {
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$licenses = get_option( 'polylang_licenses' );
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unset( $licenses[ $this->id ], $this->license_data );
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if ( ! empty( $this->license_key ) ) {
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// Data to send in our API request
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$api_params = array(
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'edd_action' => $request,
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'license' => $this->license_key,
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'item_name' => urlencode( $this->name ),
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'url' => home_url(),
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);
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// Call the API
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$response = wp_remote_post(
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$this->api_url,
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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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// Update the option only if we got a response
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if ( is_wp_error( $response ) ) {
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return;
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}
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// Save new license info
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$licenses[ $this->id ] = array( 'key' => $this->license_key );
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$data = json_decode( wp_remote_retrieve_body( $response ) );
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if ( 'deactivated' !== $data->license ) {
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$licenses[ $this->id ]['data'] = $this->license_data = $data;
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}
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}
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update_option( 'polylang_licenses', $licenses ); // FIXME called multiple times when saving all licenses
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}
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}
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