Force the display_logo setting of all Mollie Payment methods to "no"

force-display-logo-setting.php

<?php
/**
 * Forces the display_logo setting to "no" 
 * on all Mollie gateways
 *
 * @package     DeWittePrins\CoreFunctionality;
 * @since       1.7.12
 * @author      Hans Schuijff
 * @link        https://dewitteprins.nl
 * @license     GNU-2.0+
 */
namespace DeWittePrins\CoreFunctionality\Mollie;

/**
 * Adds a filter for every mollie payment method option
 * 
 * @since 1.7.12
 * 
 * @return void 
 */
function add_mollie_gateway_options_filter() {
    $mollie_gateway_options = get_mollie_gateway_options();
    foreach ($mollie_gateway_options as $option) {
        add_filter( "option_{$option}", __NAMESPACE__ . '\filter_mollie_gateway_options' );
    }
}
add_action( 'init', __NAMESPACE__ . '\add_mollie_gateway_options_filter');

/**
 * Sets "display_logo" to 'no' for Mollie gateways
 * 
 * no need to test the option key, since this function 
 * is used as a callback that should only be called 
 * for relevant options
 * 
 * @since 1.7.12
 * 
 * @param  array $value Value of the option.
 * @return array 		Same as $value, but with display_logo set to "no" 
 */
function filter_mollie_gateway_options( $value ) {
	if ( is_array( $value) 
	&& isset( $value['display_logo'] ) ) {
		$value['display_logo'] = 'no';
	}
	return $value;
}

/**
 * Returns an array with option-keys for all mollie gateways 
 * 
 * @since 1.7.12
 * 
 * @return array
 */
function get_mollie_gateway_options() {
	return [ 
		"mollie_wc_gateway_banktransfer_settings",
		"mollie_wc_gateway_belfius_settings",
		"mollie_wc_gateway_directdebit_settings",
		"mollie_wc_gateway_creditcard_settings",
		"mollie_wc_gateway_directdebit_settings",
		"mollie_wc_gateway_eps_settings",
		"mollie_wc_gateway_directdebit_settings",
		"mollie_wc_gateway_giropay_settings",
		"mollie_wc_gateway_directdebit_settings",
		"mollie_wc_gateway_ideal_settings",
		"mollie_wc_gateway_directdebit_settings",
		"mollie_wc_gateway_inghomepay_settings",
		"mollie_wc_gateway_directdebit_settings",
		"mollie_wc_gateway_kbc_settings",
		"mollie_wc_gateway_directdebit_settings",
		"mollie_wc_gateway_klarnapaylater_settings",
		"mollie_wc_gateway_klarnasliceit_settings",
		"mollie_wc_gateway_bancontact_settings",
		"mollie_wc_gateway_directdebit_settings",
		"mollie_wc_gateway_mistercash_settings",
		"mollie_wc_gateway_directdebit_settings",
		"mollie_wc_gateway_paypal_settings",
		"mollie_wc_gateway_paysafecard_settings",
		"mollie_wc_gateway_przelewy24_settings",
		"mollie_wc_gateway_sofort_settings",
		"mollie_wc_gateway_directdebit_settings",
		"mollie_wc_gateway_giftcard_settings",
		"mollie_wc_gateway_applepay_settings",
		"mollie_wc_gateway_mybank_settings",
		"mollie_wc_gateway_mealvoucher_settings",
	];
}

/**
 * Returns an array with option-keys for all native woocommerce gateways 
 * 
 * @since 1.7.12
 * 
 * @return array
 */
function get_woocommerce_gateway_options() {
	return [ 
		"woocommerce_bacs_settings",
		"woocommerce_cheque_settings",
		"woocommerce_cod_settings",
		"woocommerce_paypal_settings",
	];
}