PHP code example of simplon / core

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

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

    

simplon / core example snippets

$appContext = new AppContext();

$components = new ComponentsCollection();
$components->add(new FooRegistry($appContext());

$authContainer = new AuthContainer();

$middleware = new MiddlewareCollection();
$middleware->add(new AuthMiddleware($authContainer, $components));

(new Core())->run($components, $middleware);

namespace App\Components\Auth\Managers;

use App\Components\Auth\AuthRoutes;
use App\Components\Auth\Data\AuthSessionUser;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Simplon\Core\Interfaces\AuthUserInterface;
use Simplon\Core\Middleware\Auth\AuthContainer;

/**
 * @package App\Components\Auth\Managers
 */
class AuthViewContainer extends AuthContainer
{
    /**
     * @param ServerRequestInterface $request
     *
     * @return null|AuthUserInterface
     */
    public function fetchUser(ServerRequestInterface $request): ?AuthUserInterface
    {    
        if (!empty($_SESSION['session']))
        {                    
            return new AuthSessionUser($_SESSION['session']);
        }

        return null;
    }

    /**
     * @return callable|null
     */
    protected function getOnError(): ?callable
    {
        return function (ResponseInterface $response) {
            if (empty($response->getHeaderLine('Location')))
            {
                $response = $response->withAddedHeader('Location', AuthRoutes::toSignIn());
            }

            return $response;
        };
    }
}

namespace App\Components\Auth\Managers;

use App\Components\Auth\AuthRoutes;
use App\Components\Auth\Data\AuthRestUser;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Simplon\Core\Interfaces\AuthUserInterface;
use Simplon\Core\Middleware\Auth\AuthContainer;
use Simplon\Mysql\Mysql;
use Simplon\Mysql\MysqlException;

/**
 * @package App\Components\Auth\Managers
 */
class AuthRestContainer extends AuthContainer
{
    /**
     * @var Mysql
     */
    private $mysql;

    /**
     * @param Mysql $mysql
     */
    public function __construct(Mysql $mysql)
    {
        $this->mysql = $mysql;
    }

    /**
     * @param ServerRequestInterface $request
     *
     * @return null|AuthUserInterface
     * @throws MysqlException
     */
    public function fetchUser(ServerRequestInterface $request): ?AuthUserInterface
    {    
        if ($bearer = $this->fetchAuthBearer($request))
        {
            list($token, $secret) = explode(':', $bearer);

            $query = '
            -- noinspection SqlDialectInspection
            select * from ' . AuthStore::TABLE_NAME . ' where ' . AuthModel::COLUMN_TOKEN . ' = :token
            ';

            if ($row = $this->mysql->fetchRow($query, ['token' => $token]))
            {
                $authUser = new AuthRestUser($row);

                if ($secret)
                {
                    $authUser->validateSecret($secret);
                }

                return $authUser;
            }
        }

        return null;
    }

    /**
     * @return callable|null
     */
    protected function getOnError(): ?callable
    {
        return function (ResponseInterface $response) {
            if (empty($response->getHeaderLine('Location')))
            {
                $response = $response->withAddedHeader('Location', AuthRoutes::toSignIn());
            }

            return $response;
        };
    }
}

class SomeViewController extends ViewController
{
    /**
    * @param array $params
    *
    * @return ResponseViewData
    */
    public function __invoke(array $params): ResponseViewData
    {
        // some code

        //
        // you can handle redirects
        //
        
        if($shouldRedirect)
        {
            $this->getFlashMessage()->setFlashSuccess('Some flash message');

            return $this->redirect('/some/route');
        }

        //
        // or respond with view data
        //
        
        return $this->respond(new SomeView());
    }

    /**
    * @return SomeRegistry
    */
    public function getRegistry(): SomeRegistry
    {
        return $this->registry;
    }
}

class SomeRestController extends RestController
{
    /**
     * @param array $params
     *
     * @return ResponseViewData
     */
    public function __invoke(array $params): ResponseRestData
    {
        // some code
        
        //
        // respond with array data which will be
        // transformed into JSON
        //
        
        return $this->respond(['foo' => 'bar']);
    }

    /**
     * @return SomeRegistry
     */
    public function getRegistry(): SomeRegistry
    {
        return $this->registry;
    }
}

/**
 * @var FlashMessage $flash
 * @var Locale $locale
 * @var Device $device
 *
 * @var string $content
 */
use Simplon\Core\Views\FlashMessage;
use Simplon\Core\Views\View;
use Simplon\Device\Device;
use Simplon\Locale\Locale;

protected function buildPage(ViewInterface $view, ComponentViewData $componentViewData, GlobalViewData $globalViewData): ViewInterface
{
    $appContext = $this->getContext()->getAppContext();
    
    $componentView = new AccountsPageView($this->getCoreViewData(), $componentViewData);
    $componentView->implements($view, 'content');
    
    $sessionView = new SessionPageView($this->getCoreViewData(), $appContext->getUserSessionManager()->read());
    $sessionView->implements($componentView, 'content');
    
    $appView = $appContext->getAppPageView($this->getCoreViewData(), $globalViewData);
    $appView->implements($sessionView, 'content');
    
    return $appView;
}

namespace App;

use Simplon\Core\Utils\Form\BaseForm;
use Simplon\Form\Data\FormField;
use Simplon\Form\Data\Rules\RequiredRule;
use Simplon\Form\Data\Rules\EmailRule;

class CreateForm extends BaseForm
{
    const NAME = 'name';
    const EMAIL = 'email';

    /**
     * @return FormField[]
     */
    protected function buildFields(): array
    {
        return [
            $this->getName(),
            $this->getEmail(),
        ];
    }

    /**
     * @return FormField
     */
    private function getName(): FormField
    {
        return (new FormField(self::NAME))->addRule(new RequiredRule());
    }

    /**
     * @return FormField
     */
    private function getEmail(): FormField
    {
        return (new FormField(self::EMAIL))->addRule(new EmailRule());
    }
}

namespace App;

use App\CreateFormFields;
use Simplon\Core\Utils\Form\BaseFormView;
use Simplon\Form\FormError;
use Simplon\Form\View\Elements\DropDownElement;
use Simplon\Form\View\Elements\InputTextElement;
use Simplon\Form\View\FormViewBlock;
use Simplon\Form\View\FormViewRow;

class CreateFormView extends BaseFormView
{
    /**
     * @return FormViewBlock[]
     * @throws FormError
     */
    protected function getBlocks(): array
    {
        return [
            $this->buildFormViewBlock(self::BLOCK_DEFAULT)
                ->addRow(
                    $this->>buildFormViewRow()
                        ->autoColumns($this->getNameElement())
                        ->autoColumns($this->getEmailElement())
                ),
        ];
    }

    /**
     * @return string
     */
    protected function getSubmitLabel(): string
    {
        return $this->getLocale()->get('form-create-submit-label');
    }

    /**
     * @return InputTextElement
     * @throws FormError
     */
    private function getNameElement(): InputTextElement
    {
        $element = new InputTextElement($this->getFields()->get(CreateFormFields::NAME));

        $element
            ->setLabel($this->getLocale()->get('form-create-name-label'))
            ->setPlaceholder($this->getLocale()->get('form-create-name-placeholder'))
        ;

        return $element;
    }

    /**
     * @return InputTextElement
     * @throws FormError
     */
    private function getEmailElement(): InputTextElement
    {
        $element = new InputTextElement($this->getFields()->get(CreateFormFields::EMAIL));

        $element
            ->setLabel($this->getLocale()->get('form-create-email-label'))
            ->setPlaceholder($this->getLocale()->get('form-create-email-placeholder'))
        ;

        return $element;
    }
}

namespace App;

use Simplon\Core\Utils\Form\ViewWithForm;

class CreateView extends ViewWithForm
{
    /**
     * @return string
     */
    protected function getTemplate(): string
    {
        return __DIR__ . '/CreateTemplate.phtml';
    }
}

/**
 * @var Locale $locale
 * @var FlashMessage $flash
 * @var Device $device
 *
 * @var FormView $formView
 */

use App\AppContext;
use Simplon\Core\Views\FlashMessage;
use Simplon\Core\Views\View;
use Simplon\Device\Device;
use Simplon\Form\View\FormView;
use Simplon\Locale\Locale;

/**
 * @var Locale $locale
 * @var FormView $formView
 */
use App\CreateFormView;
use Simplon\Form\View\FormView;
use Simplon\Locale\Locale;

namespace App;

use App\CreateForm;
use App\CreateFormView;
use App\CreateView;
use Simplon\Core\Controllers\ViewController;
use Simplon\Core\Utils\Form\FormWrapper;
use Simplon\Core\Data\ResponseViewData;
use Simplon\Form\FormFields;

class CreateViewController extends ViewController
{
    /**
     * @param array $params
     *
     * @return ResponseViewData
     * @throws \Simplon\Form\FormError
     */
    public function __invoke(array $params): ResponseViewData
    {
        $formWrapper = $this->buildFormWrapper(
            new CreateForm($this->getLocale())
        );

        if ($formWrapper->getValidator()->validate()->isValid())
        {
            // do something with the form data
            
            return $this->redirect('/some/other/url');
        }

        $formView = new CreateFormView($this->getLocale(), $formWrapper->getFields());

        return $this->respond(
            new CreateView($this->getCoreViewData(), $formView)
        );
    }
}