TwigRenderer

__construct(FormRendererEngineInterface $engine, CsrfTokenManagerInterface|null $csrfTokenManager = null)

Constructor.

Parameters

FormRendererEngineInterface	$engine
CsrfTokenManagerInterface|null	$csrfTokenManager

Exceptions

UnexpectedTypeException

FormRendererEngineInterface getEngine()

Returns the engine used by this renderer.

Return Value

FormRendererEngineInterface

The renderer engine.

setTheme(FormView $view, mixed $themes)

Sets the theme(s) to be used for rendering a view and its children.

Parameters

FormView	$view	The view to assign the theme(s) to.
mixed	$themes	The theme(s). The type of these themes is open to the implementation.

string renderCsrfToken(string $tokenId)

Renders a CSRF token.

Use this helper for CSRF protection without the overhead of creating a form.

Check the token in your action using the same token ID.

$csrfProvider = $this->get('security.csrf.tokengenerator'); if (!$csrfProvider->isCsrfTokenValid('rmuser_'.$user->getId(), $token)) { throw new \RuntimeException('CSRF attack detected.'); }

Parameters

string

$tokenId

The ID of the CSRF token

Return Value

string

A CSRF token

string renderBlock(FormView $view, string $blockName, array $variables = array())

Renders a named block of the form theme.

Parameters

FormView	$view	The view for which to render the block.
string	$blockName	The name of the block.
array	$variables	The variables to pass to the template.

Return Value

string

The HTML markup

string searchAndRenderBlock(FormView $view, string $blockNameSuffix, array $variables = array())

Searches and renders a block for a given name suffix.

The block is searched by combining the block names stored in the form view with the given suffix. If a block name is found, that block is rendered.

If this method is called recursively, the block search is continued where a block was found before.

Parameters

FormView	$view	The view for which to render the block.
string	$blockNameSuffix	The suffix of the block name.
array	$variables	The variables to pass to the template.

Return Value

string

The HTML markup

string humanize(string $text)

Makes a technical name human readable.

Sequences of underscores are replaced by single spaces. The first letter of the resulting string is capitalized, while all other letters are turned to lowercase.

Parameters

string

$text

The text to humanize.

Return Value

string

The humanized text.

setEnvironment(Twig_Environment $environment)

Sets Twig's environment.

Parameters

Twig_Environment

$environment