common/config/params.php

<?php
return [
    'adminEmail'                => 'admin@example.com',
    'supportEmail'              => 'support@example.com',
    'user.passwordResetTokenExpire' => 3600,
	'pdf_instruction'           => [
		'ru'    => 'forum_ru.pdf',
		'en'    => 'forum_eng.pdf',
		'ua'    => 'forum_ua.pdf',
		'fr'    => 'forum_fr.pdf',
	],
    # комнаты для письма пользователю. Здесь, потому что с них нужно будет рисовать таблицу
	'hotels'        => [
		'hotel1'                    => [
			'id'    => 1,
			'variants'  =>[
				[
					'name'  => 'room1', // \Yii('app''name')
					'price' => '160 €',
				],
				[
					'name'  => 'room2',
					'price' => '220 €',
				],
				[
					'name'  => 'room3',
					'price' => '250 €',
				],
				[
					'name'  => 'room4',
					'price' => '310 €',
				],
				[
					'name'  => 'room5',
					'price' => '370 €',
				],
				[
					'name'  => 'room6',
					'price' => '480 €',
				],
			]
		],
		'hotel2'                    => [
			'id'    => 2,
			'variants'  =>[
				[
					'name'  => 'room7',
					'price' => '80 €',
				],
				[
					'name'  => 'room8',
					'price' => '132 €',
				],
				[
					'name'  => 'room9',
					'price' => '260 €',
				],
			]
		],	'hotel3'                    => [
			'id'    => 3,
			'variants'  =>[
				[
					'name'  => 'room7',
					'price' => '80 €',
				],
				[
					'name'  => 'room9',
					'price' => '260 €',
				],
			]
		],	'hotel4'                    => [
			'id'    =>4,
			'variants'  =>[
				[
					'name'  => 'room10',
					'price' => '2280 €',
				],
				[
					'name'  => 'room11',
					'price' => '2520 €',
				],
				[
					'name'  => 'room12',
					'price' => '3540 €',
				],
			]
		],
		],
];