Edit File: FormInterface.php
<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Form; /** * A form group bundling multiple forms in a hierarchical structure. * * @author Bernhard Schussek <bschussek@gmail.com> */ interface FormInterface extends \ArrayAccess, \Traversable, \Countable { /** * Sets the parent form. * * @param FormInterface|null $parent The parent form or null if it's the root. * * @return FormInterface The form instance * * @throws Exception\AlreadySubmittedException If the form has already been submitted. * @throws Exception\LogicException When trying to set a parent for a form with * an empty name. */ public function setParent(FormInterface $parent = null); /** * Returns the parent form. * * @return FormInterface|null The parent form or null if there is none. */ public function getParent(); /** * Adds or replaces a child to the form. * * @param FormInterface|string|integer $child The FormInterface instance or the name of the child. * @param string|null $type The child's type, if a name was passed. * @param array $options The child's options, if a name was passed. * * @return FormInterface The form instance * * @throws Exception\AlreadySubmittedException If the form has already been submitted. * @throws Exception\LogicException When trying to add a child to a non-compound form. * @throws Exception\UnexpectedTypeException If $child or $type has an unexpected type. */ public function add($child, $type = null, array $options = array()); /** * Returns the child with the given name. * * @param string $name The name of the child * * @return FormInterface The child form * * @throws \OutOfBoundsException If the named child does not exist. */ public function get($name); /** * Returns whether a child with the given name exists. * * @param string $name The name of the child * * @return Boolean */ public function has($name); /** * Removes a child from the form. * * @param string $name The name of the child to remove * * @return FormInterface The form instance * * @throws Exception\AlreadySubmittedException If the form has already been submitted. */ public function remove($name); /** * Returns all children in this group. * * @return FormInterface[] An array of FormInterface instances */ public function all(); /** * Returns all errors. * * @return FormError[] An array of FormError instances that occurred during validation */ public function getErrors(); /** * Updates the form with default data. * * @param mixed $modelData The data formatted as expected for the underlying object * * @return FormInterface The form instance * * @throws Exception\AlreadySubmittedException If the form has already been submitted. * @throws Exception\LogicException If listeners try to call setData in a cycle. Or if * the view data does not match the expected type * according to {@link FormConfigInterface::getDataClass}. */ public function setData($modelData); /** * Returns the data in the format needed for the underlying object. * * @return mixed */ public function getData(); /** * Returns the normalized data of the field. * * @return mixed When the field is not submitted, the default data is returned. * When the field is submitted, the normalized submitted data is * returned if the field is valid, null otherwise. */ public function getNormData(); /** * Returns the data transformed by the value transformer. * * @return mixed */ public function getViewData(); /** * Returns the extra data. * * @return array The submitted data which do not belong to a child */ public function getExtraData(); /** * Returns the form's configuration. * * @return FormConfigInterface The configuration. */ public function getConfig(); /** * Returns whether the form is submitted. * * @return Boolean true if the form is submitted, false otherwise */ public function isSubmitted(); /** * Returns the name by which the form is identified in forms. * * @return string The name of the form. */ public function getName(); /** * Returns the property path that the form is mapped to. * * @return \Symfony\Component\PropertyAccess\PropertyPathInterface The property path. */ public function getPropertyPath(); /** * Adds an error to this form. * * @param FormError $error * * @return FormInterface The form instance */ public function addError(FormError $error); /** * Returns whether the form and all children are valid. * * If the form is not submitted, this method always returns false. * * @return Boolean */ public function isValid(); /** * Returns whether the form is required to be filled out. * * If the form has a parent and the parent is not required, this method * will always return false. Otherwise the value set with setRequired() * is returned. * * @return Boolean */ public function isRequired(); /** * Returns whether this form is disabled. * * The content of a disabled form is displayed, but not allowed to be * modified. The validation of modified disabled forms should fail. * * Forms whose parents are disabled are considered disabled regardless of * their own state. * * @return Boolean */ public function isDisabled(); /** * Returns whether the form is empty. * * @return Boolean */ public function isEmpty(); /** * Returns whether the data in the different formats is synchronized. * * @return Boolean */ public function isSynchronized(); /** * Initializes the form tree. * * Should be called on the root form after constructing the tree. * * @return FormInterface The form instance. */ public function initialize(); /** * Inspects the given request and calls {@link submit()} if the form was * submitted. * * Internally, the request is forwarded to the configured * {@link RequestHandlerInterface} instance, which determines whether to * submit the form or not. * * @param mixed $request The request to handle. * * @return FormInterface The form instance. */ public function handleRequest($request = null); /** * Submits data to the form, transforms and validates it. * * @param null|string|array $submittedData The submitted data. * @param Boolean $clearMissing Whether to set fields to NULL * when they are missing in the * submitted data. * * @return FormInterface The form instance * * @throws Exception\AlreadySubmittedException If the form has already been submitted. */ public function submit($submittedData, $clearMissing = true); /** * Returns the root of the form tree. * * @return FormInterface The root of the tree */ public function getRoot(); /** * Returns whether the field is the root of the form tree. * * @return Boolean */ public function isRoot(); /** * Creates a view. * * @param FormView $parent The parent view * * @return FormView The view */ public function createView(FormView $parent = null); }
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