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symfony

How-to articles, tricks, and solutions about SYMFONY

Accessing session from TWIG template

In a TWIG template, you can access the session data by using the app.session variable.

php twig symfony session

artisan migration error "Class 'Doctrine\\DBAL\\Driver\\PDOMySql\\Driver' not found"

This error message is indicating that the PHP extension for PDO MySQL is not installed or not enabled on your system.

php symfony laravel laravel-5

Docker MYSQL '[2002] Connection refused'

The '[2002] Connection refused' error in Docker when trying to connect to a MySQL container typically indicates that the MySQL server is not running or is not accessible on the network.

php symfony MySQL docker

Getting all request parameters in Symfony 2

In Symfony 2, you can use the $request->request object to get all request parameters.

php symfony request

How to access an application parameters from a service?

In PHP, you can access application parameters from a service by injecting the ParameterBag object into the service class constructor.

php symfony yaml

How to display string that contains HTML in twig template?

To display a string that contains HTML in a Twig template, you can use the raw filter.

html php twig symfony

How to get the server path to the web directory in Symfony2 from inside the controller?

In Symfony2, you can use the $this->get('kernel')->getRootDir() method inside a controller to get the server path to the web directory.

php symfony

How to keep symlinks in web/bundles after composer update

When updating vendor through "composer update" or "composer install", the content of "Resources/public" of each bundle is copied into web/bundles. In order to create symlinks you have to make small change in composer.json.

symfony

How to programmatically login/authenticate a user

Learn How to programmatically login/authenticate a user with W3docs tutorial. Also, try the examples yourself and see the results

symfony

How to set a class attribute to a Symfony2 form input

In Symfony2, you can set the class attribute of a form input by using the "attr" option in the form field configuration.

php symfony input forms formbuilder

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