type ) ) { return; } $this->id = $id; $this->settings = $settings; if ( isset( $settings['priority'] ) ) { $this->priority = $settings['priority']; } } /** * Render function for the control. */ public function render( $post_id ) { if ( empty( $this->type ) ) { return; } if ( ! $this->should_render() ) { return; } $this->render_label(); $this->render_content( $post_id ); wp_nonce_field( 'neve_meta_box_nonce', 'neve_meta_box_process' ); } /** * Determine if a control should be visible or not. * * @return bool */ private function should_render() { if ( ! array_key_exists( 'active_callback', $this->settings ) ) { return true; } if ( empty( $this->settings['active_callback'] ) ) { return true; } $object = $this->settings['active_callback'][0]; $method = $this->settings['active_callback'][1]; if ( method_exists( $object, $method ) ) { return $object->$method(); } return true; } /** * Render control label. * * @return string */ protected function render_label() { $label = array_key_exists( 'label', $this->settings ) ? $this->settings['label'] : ''; if ( empty( $label ) ) { return; } $control_label = ''; $control_label .= '

'; $control_label .= '' . esc_html( $label ) . ''; $control_label .= '

'; echo wp_kses_post( $control_label ); } /** * Render control. * * @return void */ abstract public function render_content( $post_id ); /** * Save control data. * * @param string $post_id Post id. * * @return void */ final public function save( $post_id ) { if ( ! isset( $_POST['neve_meta_box_process'] ) ) { return; } if ( ! wp_verify_nonce( sanitize_key( $_POST['neve_meta_box_process'] ), 'neve_meta_box_nonce' ) ) { return; } if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) { return; } if ( ! current_user_can( 'edit_posts' ) ) { return; } if ( isset( $_POST[ $this->id ] ) ) { $value = wp_unslash( $_POST[ $this->id ] ); // WPCS: sanitization ok. if ( $value === $this->settings['default'] ) { delete_post_meta( $post_id, $this->id ); return; } update_post_meta( $post_id, $this->id, $this->sanitize_value( $value ) ); return; } delete_post_meta( $post_id, $this->id ); } /** * Sanitize the value. * * @param int|string $value the value to sanitize. * * @return int|string */ protected function sanitize_value( $value ) { switch ( $this->type ) { case 'radio': $allowed_values = $this->settings['choices']; if ( ! array_key_exists( $value, $allowed_values ) ) { return esc_html( $this->settings['default'] ); } return sanitize_text_field( $value ); break; case 'checkbox': $allowed_values = array( 'on', 'off' ); if ( ! in_array( $value, $allowed_values ) ) { return esc_html( $this->settings['default'] ); } return sanitize_text_field( $value ); break; case 'range': return absint( $value ); break; case 'input': return esc_url( $value ); break; case 'separator': default: break; } } /** * Get the value. * * @return mixed */ final protected function get_value( $post_id ) { $values = get_post_meta( $post_id ); return isset( $values[ $this->id ] ) ? esc_attr( $values[ $this->id ][0] ) : $this->settings['default']; } }