Viewing file:  license.php (3.97 KB) -rw-r--r--
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<?php
/**
* A class to easily manage licenses for Polylang Pro and addons
*
* @since 1.9
*/
class PLL_License {
public $id, $name, $license_key, $license_data;
private $file, $version, $author;
private $api_url = 'https://polylang.pro';
/**
* Constructor
*
* @since 1.9
*
* @param string $file
* @param string $item_name
* @param string $version
* @param string $author
* @param string $api_url optional
*/
function __construct( $file, $item_name, $version, $author, $api_url = null ) {
$this->id = sanitize_title( $item_name );
$this->file = $file;
$this->name = $item_name;
$this->version = $version;
$this->author = $author;
$this->api_url = empty( $api_url ) ? $this->api_url : $api_url;
$licenses = get_option( 'polylang_licenses' );
$this->license_key = empty( $licenses[ $this->id ]['key'] ) ? '' : $licenses[ $this->id ]['key'];
if ( ! empty( $licenses[ $this->id ]['data'] ) ) {
$this->license_data = $licenses[ $this->id ]['data'];
}
// Updater
add_action( 'admin_init', array( $this, 'auto_updater' ), 0 );
// Register settings
add_filter( 'pll_settings_licenses', array( $this, 'settings' ) );
// Weekly schedule
if ( ! wp_next_scheduled( 'polylang_check_licenses' ) ) {
wp_schedule_event( time(), 'weekly', 'polylang_check_licenses' );
}
add_action( 'polylang_check_licenses', array( $this, 'check_license' ) );
}
/**
* Auto updater
*
* @since 1.9
*/
public function auto_updater() {
$args = array(
'version' => $this->version,
'license' => $this->license_key,
'author' => $this->author,
'item_name' => $this->name,
);
// Setup the updater
new PLL_Plugin_Updater( $this->api_url, $this->file, $args );
}
/**
* Registers the licence in the Settings
*
* @since 1.9
*
* @param array $items
* @return array
*/
public function settings( $items ) {
$items[ $this->id ] = $this;
return $items;
}
/**
* Activate the license key
*
* @since 1.9
*
* @param string $license_key activation key
* @return object updated $this
*/
public function activate_license( $license_key ) {
$this->license_key = $license_key;
$this->api_request( 'activate_license' );
// Tell WordPress to look for updates
set_site_transient( 'update_plugins', null );
return $this;
}
/**
* Deactivate the license key
*
* @since 1.9
*
* @return object updated $this
*/
public function deactivate_license() {
$this->api_request( 'deactivate_license' );
return $this;
}
/**
* Check if license key is valid
*
* @since 1.9
*
* @return object updated $this
*/
public function check_license() {
$this->api_request( 'check_license' );
return $this;
}
/**
* Sends an api request to check, activate or deactivate the license
* Updates the licenses option according to the status
*
* @since 1.9
*
* @param string $request check_license | activate_license | deactivate_license
*/
private function api_request( $request ) {
$licenses = get_option( 'polylang_licenses' );
unset( $licenses[ $this->id ], $this->license_data );
if ( ! empty( $this->license_key ) ) {
// Data to send in our API request
$api_params = array(
'edd_action' => $request,
'license' => $this->license_key,
'item_name' => urlencode( $this->name ),
'url' => home_url(),
);
// Call the API
$response = wp_remote_post(
$this->api_url,
array(
'timeout' => 15,
'sslverify' => false,
'body' => $api_params,
)
);
// Update the option only if we got a response
if ( is_wp_error( $response ) ) {
return;
}
// Save new license info
$licenses[ $this->id ] = array( 'key' => $this->license_key );
$data = json_decode( wp_remote_retrieve_body( $response ) );
if ( 'deactivated' !== $data->license ) {
$licenses[ $this->id ]['data'] = $this->license_data = $data;
}
}
update_option( 'polylang_licenses', $licenses ); // FIXME called multiple times when saving all licenses
}
}
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