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<?php |
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|
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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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/** |
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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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public 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 : $api_url; |
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|
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$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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|
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// Updater |
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add_action( 'admin_init', array( $this, 'auto_updater' ), 0 ); |
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add_action( 'cli_init', array( $this, 'auto_updater' ), 0 ); // For WP CLI. |
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|
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// Register settings |
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add_filter( 'pll_settings_licenses', array( $this, 'settings' ) ); |
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|
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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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|
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add_action( 'polylang_check_licenses', array( $this, 'check_license' ) ); |
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} |
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|
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/** |
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* Auto updater |
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* |
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* @since 1.9 |
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*/ |
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public function auto_updater() { |
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$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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|
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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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/** |
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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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/** |
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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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|
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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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|
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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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/** |
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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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/** |
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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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|
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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( $this->name ), |
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'url' => home_url(), |
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); |
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|
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// Call the API |
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$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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|
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// Update the option only if we got a response |
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if ( is_wp_error( $response ) ) { |
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return; |
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} |
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|
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// Save new license info |
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$licenses[ $this->id ] = array( 'key' => $this->license_key ); |
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$data = json_decode( wp_remote_retrieve_body( $response ) ); |
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|
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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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|
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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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|
