---
title: Installation & setup
weight: 4
---

You can install the package via composer:

```bash
composer require spatie/laravel-data
```

Optionally, You can publish the config file with:

```bash
php artisan vendor:publish --provider="Spatie\LaravelData\LaravelDataServiceProvider" --tag="data-config"
```

This is the contents of the published config file:

```php

<?php

return [
    /*
     * The package will use this format when working with dates. If this option
     * is an array, it will try to convert from the first format that works,
     * and will serialize dates using the first format from the array.
     */
    'date_format' => DATE_ATOM,

    /*
     * When transforming or casting dates, the following timezone will be used to
     * convert the date to the correct timezone. If set to null no timezone will
     * be passed.
     */
    'date_timezone' => null,

    /*
     * It is possible to enable certain features of the package, these would otherwise
     * be breaking changes, and thus they are disabled by default. In the next major
     * version of the package, these features will be enabled by default.
     */
    'features' => [
        'cast_and_transform_iterables' => false,

        /*
         * When trying to set a computed property value, the package will throw an exception.
         * You can disable this behaviour by setting this option to true, which will then just
         * ignore the value being passed into the computed property and recalculate it.
         */
        'ignore_exception_when_trying_to_set_computed_property_value' => false,
    ],

    /*
     * Global transformers will take complex types and transform them into simple
     * types.
     */
    'transformers' => [
        DateTimeInterface::class => \Spatie\LaravelData\Transformers\DateTimeInterfaceTransformer::class,
        \Illuminate\Contracts\Support\Arrayable::class => \Spatie\LaravelData\Transformers\ArrayableTransformer::class,
        BackedEnum::class => Spatie\LaravelData\Transformers\EnumTransformer::class,
    ],

    /*
     * Global casts will cast values into complex types when creating a data
     * object from simple types.
     */
    'casts' => [
        DateTimeInterface::class => Spatie\LaravelData\Casts\DateTimeInterfaceCast::class,
        BackedEnum::class => Spatie\LaravelData\Casts\EnumCast::class,
//        Enumerable::class => Spatie\LaravelData\Casts\EnumerableCast::class,
    ],

    /*
     * Rule inferrers can be configured here. They will automatically add
     * validation rules to properties of a data object based upon
     * the type of the property.
     */
    'rule_inferrers' => [
        Spatie\LaravelData\RuleInferrers\SometimesRuleInferrer::class,
        Spatie\LaravelData\RuleInferrers\NullableRuleInferrer::class,
        Spatie\LaravelData\RuleInferrers\RequiredRuleInferrer::class,
        Spatie\LaravelData\RuleInferrers\BuiltInTypesRuleInferrer::class,
        Spatie\LaravelData\RuleInferrers\AttributesRuleInferrer::class,
    ],

    /*
     * Normalizers return an array representation of the payload, or null if
     * it cannot normalize the payload. The normalizers below are used for
     * every data object, unless overridden in a specific data object class.
     */
    'normalizers' => [
        Spatie\LaravelData\Normalizers\ModelNormalizer::class,
        // Spatie\LaravelData\Normalizers\FormRequestNormalizer::class,
        Spatie\LaravelData\Normalizers\ArrayableNormalizer::class,
        Spatie\LaravelData\Normalizers\ObjectNormalizer::class,
        Spatie\LaravelData\Normalizers\ArrayNormalizer::class,
        Spatie\LaravelData\Normalizers\JsonNormalizer::class,
    ],

    /*
     * Data objects can be wrapped into a key like 'data' when used as a resource,
     * this key can be set globally here for all data objects. You can pass in
     * `null` if you want to disable wrapping.
     */
    'wrap' => null,

    /*
     * Adds a specific caster to the Symphony VarDumper component which hides
     * some properties from data objects and collections when being dumped
     * by `dump` or `dd`. Can be 'enabled', 'disabled' or 'development'
     * which will only enable the caster locally.
     */
    'var_dumper_caster_mode' => 'development',

    /*
     * It is possible to skip the PHP reflection analysis of data objects
     * when running in production. This will speed up the package. You
     * can configure where data objects are stored and which cache
     * store should be used.
     *
     * Structures are cached forever as they'll become stale when your
     * application is deployed with changes. You can set a duration
     * in seconds if you want the cache to clear after a certain
     * timeframe.
     */
    'structure_caching' => [
        'enabled' => true,
        'directories' => [app_path('Data')],
        'cache' => [
            'store' => env('CACHE_STORE', env('CACHE_DRIVER', 'file')),
            'prefix' => 'laravel-data',
            'duration' => null,
        ],
        'reflection_discovery' => [
            'enabled' => true,
            'base_path' => base_path(),
            'root_namespace' => null,
        ],
    ],

    /*
     * A data object can be validated when created using a factory or when calling the from
     * method. By default, only when a request is passed the data is being validated. This
     * behaviour can be changed to always validate or to completely disable validation.
     */
    'validation_strategy' => \Spatie\LaravelData\Support\Creation\ValidationStrategy::OnlyRequests->value,

    /*
     * A data object can map the names of its properties when transforming (output) or when
     * creating (input). By default, the package will not map any names. You can set a
     * global strategy here, or override it on a specific data object.
     */
    'name_mapping_strategy' => [
        'input' => null,
        'output' => null,
    ],

    /*
     * When using an invalid include, exclude, only or except partial, the package will
     * throw an exception. You can disable this behaviour by setting this option to true.
     */
    'ignore_invalid_partials' => false,

    /*
     * When transforming a nested chain of data objects, the package can end up in an infinite
     * loop when including a recursive relationship. The max transformation depth can be
     * set as a safety measure to prevent this from happening. When set to null, the
     * package will not enforce a maximum depth.
     */
    'max_transformation_depth' => null,

    /*
     * When the maximum transformation depth is reached, the package will throw an exception.
     * You can disable this behaviour by setting this option to true which will return an
     * empty array.
     */
    'throw_when_max_transformation_depth_reached' => true,

    /*
     * When using the `make:data` command, the package will use these settings to generate
     * the data classes. You can override these settings by passing options to the command.
     */
    'commands' => [

        /*
         * Provides default configuration for the `make:data` command. These settings can be overridden with options
         * passed directly to the `make:data` command for generating single Data classes, or if not set they will
         * automatically fall back to these defaults. See `php artisan make:data --help` for more information
         */
        'make' => [

            /*
             * The default namespace for generated Data classes. This exists under the application's root namespace,
             * so the default 'Data` will end up as '\App\Data', and generated Data classes will be placed in the
             * app/Data/ folder. Data classes can live anywhere, but this is where `make:data` will put them.
             */
            'namespace' => 'Data',

            /*
             * This suffix will be appended to all data classes generated by make:data, so that they are less likely
             * to conflict with other related classes, controllers or models with a similar name without resorting
             * to adding an alias for the Data object. Set to a blank string (not null) to disable.
             */
            'suffix' => 'Data',
        ],
    ],

    /*
     * When using Livewire, the package allows you to enable or disable the synths
     * these synths will automatically handle the data objects and their
     * properties when used in a Livewire component.
     */
    'livewire' => [
        'enable_synths' => false,
    ],
];
```
