PHP code example of polymorphine / container

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

polymorphine / container example snippets

use Polymorphine\Container\Setup;

$setup = Setup::production();
$setup->set('value')->value('Hello world!');
$setup->set('domain')->value('http://api.example.com');
$setup->set('direct.object')->value(new ClassInstance());
$setup->set('deferred.object')->callback(function (ContainerInterface $c) {
    return new DeferredClassInstance($c->get('value'));
});
$setup->set('composed.factory')->instance(ComposedClass::class, 'direct.object', 'deferred.object');
$setup->set('factory.product')->product('composed.factory', 'create', 'domain');

$container = $setup->container();

$container->has('composed.factory'); // true
$container->get('factory.product'); // return result of ComposedClass::create() call

$setup = Setup::production([
   'value'            => new Record\ValueRecord('Hello world!'),
   'domain'           => new Record\ValueRecord('http://api.example.com'),
   'direct.object'    => new Record\ValueRecord(new ClassInstance()),
   'deferred.object'  => new Record\CallbackRecord(function (ContainerInterface $c) {
                             return new DeferredClassInstance($c->get('env.value'));
                         }),
   'composed.factory' => new Record\InstanceRecord(Factory::class, 'direct.object', 'deferred.object'),
   'factory.product'  => new Record\ProductRecord('composed.factory', 'create', 'domain')
]);

// add more entries here with set() methods
// and instantiate container...

$container = $setup->container();

  $setup->set('identifier')->value($anything);
  

  $setup->set('identifier')->callback(function ($container) { return ... });
  

  $setup->set('identifier')->instance(Namespace\ClassName::class, 'dependency-identifier', 'another', ...);
  

  $setup->set('identifier')->create('factory.id', 'createMethod', 'container.param1', 'container.param2', ...);
  

$setup->set('A')
      ->wrappedInstance(SomeClass::class, 'B', 'C')
      ->with(AnotherClass::class, 'A', 'D')
      ->with(AndAnother::class, 'A')
      ->compose();

$subContainer = new PSRContainerImplementation();
$setup->set('env')->container($subContainer);

$container = $setup->container();
$container->get('env') === $subContainer; //true
$container->has('env.some.id') === $subContainer->has('some.id'); //true

$setup = Setup::production($records, ['env' => new PSRContainerImplementation()]);

$setup = Setup::development($records, $containers);

$setup = new Setup(new Setup\Build\ValidatedBuild($records, $containers));

$setup->set('A')->instance(SomeClass::class, 'B');
$setup->set('B')->instance(AnotherClass::class, 'C', 'A');

$container = new RecordContainer(new Records($records));

$container = new CompositeContainer(new TrackedRecords($records), $containers);

$container = new ConfigContainer([
    'value' => 'Hello World!',
    'domain' => 'http://api.example.com',
    'pdo' => [
        'dsn' => 'mysql:dbname=testdb;host=localhost',
        'user' => 'root',
        'pass' => 'secret',
        'options' => [
            PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8',
            PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
            PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC
        ]
    ]
]);

$container->get('pdo'); // ['dsn => 'mysql:dbname=testdb;host=localhost', 'user' => 'root', ...]
$container->get('pdo.user'); // root
$container->get('pdo.options'); // [ PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8', ... ]
 

...
$setup = new Setup();
$setup->set('env')->container($conatiner);
$setup->set('direct.object')->value(new ClassInstance());
$setup->set('deferred.object')->callback(function (ContainerInterface $c) {
  return new DeferredClassInstance($c->get('env.value'));
});
$setup->set('factory.object')->instance(FactoryClass::class, 'direct.object', 'deferred.object');
$setup->set('factory.product')->product('factory.object', 'create', 'env.domain');

$container = $setup->container();

...
echo $container->get('env.value'); // Hello world!
echo $container->get('env.pdo.user'); // root
$object = $container->get('factory.product');

class App
{
    private $setup;
    ...
    public function config(string $name): Entry
    {
        return $this->setup->set($name);
    }
    ...
}

$app = new App(parse_ini_file('pdo.ini'));
$app->config('database')->callback(function (ContainerInterface $c) {
    return new PDO(...$c->get('env.pdo'));
});

$factory = new ComposedClass(new ClassInstance(), new DeferredClassInstance('Hello world!'));
$object  = $factory->create('http://api.example.com');