adsforwp_check_ads_in_group( $post->ID ); } if ( empty( $in_group ) ) { add_meta_box( 'adsforwp-location', esc_html__( 'AMP', 'ads-for-wp' ), array( $this, 'adsforwp_meta_box_callback' ), array( 'adsforwp', 'adsforwp-groups' ), 'side', 'low' ); } } public function adsforwp_amp_comp_get_meta( $value ) { global $post; $field = get_post_meta( $post->ID, $value, true ); if ( ! empty( $field ) ) { return is_array( $field ) ? stripslashes_deep( $field ) : stripslashes( wp_kses_decode_entities( $field ) ); } else { return false; } } public function adsforwp_meta_box_callback( $post ) { wp_nonce_field( 'adsforwp_amp_compatibility_nonce', 'adsforwp_amp_compatibility_nonce' ); ?>

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