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<?php |
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|
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/** |
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* Base class for all settings |
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* |
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* @since 1.8 |
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*/ |
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class PLL_Settings_Module { |
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public $active_option, $configure; |
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public $module, $title, $description; |
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public $options; |
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protected $action_links, $buttons, $form = false; |
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|
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/** |
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* Constructor |
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* |
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* @since 1.8 |
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* |
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* @param object $polylang Polylang object |
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* @param array $args |
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*/ |
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public function __construct( &$polylang, $args ) { |
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$this->options = &$polylang->options; |
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$this->model = &$polylang->model; |
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$this->links_model = &$polylang->links_model; |
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|
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$args = wp_parse_args( |
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$args, |
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array( |
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'title' => '', |
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'description' => '', |
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'active_option' => false, |
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) |
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); |
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|
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foreach ( $args as $prop => $value ) { |
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$this->$prop = $value; |
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} |
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|
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// All possible action links, even if not always a link ;-) |
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$this->action_links = array( |
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'configure' => sprintf( |
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'<a title="%s" href="%s">%s</a>', |
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esc_attr__( 'Configure this module', 'polylang' ), |
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'#', |
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esc_html__( 'Settings', 'polylang' ) |
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), |
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'deactivate' => sprintf( |
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'<a title="%s" href="%s">%s</a>', |
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esc_attr__( 'Deactivate this module', 'polylang' ), |
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wp_nonce_url( '?page=mlang&tab=modules&pll_action=deactivate&noheader=true&module=' . $this->module, 'pll_deactivate' ), |
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esc_html__( 'Deactivate', 'polylang' ) |
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), |
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'activate' => sprintf( |
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'<a title="%s" href="%s">%s</a>', |
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esc_attr__( 'Activate this module', 'polylang' ), |
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wp_nonce_url( '?page=mlang&tab=modules&pll_action=activate&noheader=true&module=' . $this->module, 'pll_activate' ), |
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esc_html__( 'Activate', 'polylang' ) |
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), |
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'activated' => esc_html__( 'Activated', 'polylang' ), |
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'deactivated' => esc_html__( 'Deactivated', 'polylang' ), |
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); |
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|
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$this->buttons = array( |
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'cancel' => sprintf( '<button type="button" class="button button-secondary cancel">%s</button>', esc_html__( 'Cancel' ) ), |
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'save' => sprintf( '<button type="button" class="button button-primary save">%s</button>', esc_html__( 'Save Changes' ) ), |
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); |
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|
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// Ajax action to save options |
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add_action( 'wp_ajax_pll_save_options', array( $this, 'save_options' ) ); |
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} |
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|
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/** |
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* Tells if the module is active |
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* |
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* @since 1.8 |
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* |
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* @return bool |
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*/ |
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public function is_active() { |
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return empty( $this->active_option ) || ! empty( $this->options[ $this->active_option ] ); |
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} |
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|
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/** |
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* Activates the module |
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* |
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* @since 1.8 |
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*/ |
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public function activate() { |
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if ( ! empty( $this->active_option ) ) { |
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$this->options[ $this->active_option ] = true; |
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update_option( 'polylang', $this->options ); |
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} |
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} |
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|
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/** |
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* Deactivates the module |
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* |
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* @since 1.8 |
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*/ |
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public function deactivate() { |
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if ( ! empty( $this->active_option ) ) { |
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$this->options[ $this->active_option ] = false; |
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update_option( 'polylang', $this->options ); |
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} |
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} |
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|
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/** |
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* Protected method to display a configuration form |
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* |
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* @since 1.8 |
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*/ |
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protected function form() { |
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// Child classes can provide a form |
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} |
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|
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/** |
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* Public method returning the form if any |
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* |
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* @since 1.8 |
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* |
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* @return string |
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*/ |
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public function get_form() { |
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// Read the form only once |
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if ( false === $this->form ) { |
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ob_start(); |
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$this->form(); |
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$this->form = ob_get_clean(); |
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} |
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|
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return $this->form; |
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} |
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|
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/** |
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* Allows child classes to validate their options before saving |
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* |
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* @since 1.8 |
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* |
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* @param array $options Raw options |
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* @return array Options |
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*/ |
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protected function update( $options ) { |
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return array(); // It's responsibility of the child class to decide what is saved |
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} |
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|
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/** |
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* Ajax method to save the options |
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* |
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* @since 1.8 |
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*/ |
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public function save_options() { |
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check_ajax_referer( 'pll_options', '_pll_nonce' ); |
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if ( ! current_user_can( 'manage_options' ) ) { |
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wp_die( -1 ); |
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} |
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|
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if ( $this->module == $_POST['module'] ) { |
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// It's up to the child class to decide which options are saved, whether there are errors or not |
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$post = array_diff_key( $_POST, array_flip( array( 'action', 'module', 'pll_ajax_backend', '_pll_nonce' ) ) ); |
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$options = $this->update( $post ); |
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$this->options = array_merge( $this->options, $options ); |
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update_option( 'polylang', $this->options ); |
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|
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// Refresh language cache in case home urls have been modified |
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$this->model->clean_languages_cache(); |
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|
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// Refresh rewrite rules in case rewrite, hide_default, post types or taxonomies options have been modified |
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// Don't use flush_rewrite_rules as we don't have the right links model and permastruct |
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delete_option( 'rewrite_rules' ); |
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|
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ob_start(); |
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|
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if ( ! get_settings_errors() ) { |
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// Send update message |
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add_settings_error( 'general', 'settings_updated', __( 'Settings saved.' ), 'updated' ); |
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settings_errors(); |
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$x = new WP_Ajax_Response( array( 'what' => 'success', 'data' => ob_get_clean() ) ); |
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$x->send(); |
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} else { |
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// Send error messages |
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settings_errors(); |
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$x = new WP_Ajax_Response( array( 'what' => 'error', 'data' => ob_get_clean() ) ); |
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$x->send(); |
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} |
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} |
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} |
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|
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/** |
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* Get the row actions |
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* |
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* @since 1.8 |
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* |
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* @return array |
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*/ |
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protected function get_actions() { |
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if ( $this->is_active() && $this->get_form() ) { |
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$actions[] = 'configure'; |
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} |
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|
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if ( $this->active_option ) { |
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$actions[] = $this->is_active() ? 'deactivate' : 'activate'; |
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} |
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|
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if ( empty( $actions ) ) { |
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$actions[] = $this->is_active() ? 'activated' : 'deactivated'; |
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} |
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|
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return $actions; |
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} |
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|
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/** |
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* Get the actions links |
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* |
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* @since 1.8 |
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* |
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* @return array |
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*/ |
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public function get_action_links() { |
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return array_intersect_key( $this->action_links, array_flip( $this->get_actions() ) ); |
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} |
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|
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/** |
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* Default upgrade message ( to Pro version ) |
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* |
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* @since 1.9 |
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* |
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* @return string |
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*/ |
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protected function default_upgrade_message() { |
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return sprintf( |
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'%s <a href="%s">%s</a>', |
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__( 'You need Polylang Pro to enable this feature.', 'polylang' ), |
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'https://polylang.pro', |
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__( 'Upgrade now.', 'polylang' ) |
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); |
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} |
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|
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/** |
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* Allows child classes to display an upgrade message |
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* |
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* @since 1.9 |
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* |
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* @return string |
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*/ |
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public function get_upgrade_message() { |
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return ''; |
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} |
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|
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/** |
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* Get the buttons |
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* |
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* @since 1.9 |
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* |
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* @return array |
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*/ |
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public function get_buttons() { |
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return $this->buttons; |
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} |
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} |
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|
