RSVP control of strings

rsvp_control_strings.php

<?php
function tribe_custom_theme_text ( $translation, $text, $domain ) {
 
	$custom_text = array(
		'Confirm RSVP' => 'Confirm Reservation',
		'RSVP' => 'Reservation',
		'Please fill in the RSVP confirmation name and email fields.' => 'Please fill in the Reservation confirmation name and email fields.',
		'Send RSVP confirmation to:' => 'Send Reservation confirmation to:'
		
	);
 
	// If this text domain starts with "tribe-", "the-events-", or "event-" and we have replacement text
    	if( (strpos($domain, 'tribe-') === 0 || strpos($domain, 'the-events-') === 0 || strpos($domain, 'event-') === 0) && array_key_exists($translation, $custom_text) ) {
		$translation = $custom_text[$translation];
	}
    return $translation;
}
add_filter('gettext', 'tribe_custom_theme_text', 20, 3);

function tribe_custom_theme_text_with_context ( $translation, $text, $context, $domain ) {

	$custom_text = array(
		'RSVP Now!' => 'Registration',
	);
	
	$custom_text_with_context = [
		'form heading'	=>	[
						'RSVP' => 'Reservation'
					],					
	];
	
	// If this text domain starts with "tribe-", "the-events-", or "event-" and we have replacement text
if ( (strpos($domain, 'tribe-') === 0 || strpos($domain, 'the-events-') === 0 || strpos($domain, 'event-') === 0) ){
		if ( array_key_exists($context, $custom_text_with_context) && array_key_exists($translation, $custom_text_with_context[$context]) ) {
				$translation = $custom_text_with_context[$context][$translation];
		}
	}
	
if( (strpos($domain, 'tribe-') === 0 || strpos($domain, 'the-events-') === 0 || strpos($domain, 'event-') === 0) && array_key_exists($translation, $custom_text) ) {
		$translation = $custom_text[$translation];
	}
    return $translation;
}
add_filter('gettext_with_context', 'tribe_custom_theme_text_with_context', 21, 4);