2011-02-18 19:17:44 +00:00
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien.potencier@symfony-project.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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2011-04-07 08:57:44 +01:00
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namespace Symfony\Component\Form;
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2011-02-18 19:17:44 +00:00
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2011-03-20 12:35:19 +00:00
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use Symfony\Component\Form\FormInterface;
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2011-04-02 17:26:28 +01:00
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use Symfony\Component\Form\Util\ChoiceUtil;
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2011-02-18 19:17:44 +00:00
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2011-04-16 12:54:31 +01:00
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class FormView implements \ArrayAccess, \IteratorAggregate, \Countable
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2011-02-18 19:17:44 +00:00
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{
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2011-04-02 13:14:18 +01:00
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private $vars = array(
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'value' => null,
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'attr' => array(),
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);
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2011-02-18 19:17:44 +00:00
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2011-04-07 08:57:44 +01:00
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private $parent;
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private $children = array();
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2011-03-19 13:31:25 +00:00
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/**
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2011-03-21 19:56:33 +00:00
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* Is the form attached to this renderer rendered?
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2011-03-19 13:31:25 +00:00
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*
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* Rendering happens when either the widget or the row method was called.
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* Row implicitly includes widget, however certain rendering mechanisms
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* have to skip widget rendering when a row is rendered.
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*
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2011-03-24 13:27:21 +00:00
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* @var Boolean
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2011-03-19 13:31:25 +00:00
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*/
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2011-02-28 16:01:11 +00:00
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private $rendered = false;
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2011-04-14 16:59:41 +01:00
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/**
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* @param string $name
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* @param mixed $value
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*/
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public function set($name, $value)
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2011-02-18 19:17:44 +00:00
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{
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$this->vars[$name] = $value;
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2011-02-18 19:17:44 +00:00
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}
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2011-04-14 16:59:41 +01:00
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/**
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* @param $name
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* @return Boolean
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*/
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public function has($name)
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2011-02-25 00:11:53 +00:00
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{
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return array_key_exists($name, $this->vars);
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}
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2011-04-14 16:59:41 +01:00
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/**
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* @param $name
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* @param $default
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* @return mixed
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*/
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public function get($name, $default = null)
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2011-02-19 12:46:32 +00:00
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{
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2011-04-14 16:59:41 +01:00
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if (false === $this->has($name)) {
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return $default;
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2011-03-24 21:08:08 +00:00
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}
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2011-03-26 15:03:09 +00:00
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return $this->vars[$name];
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2011-02-19 12:46:32 +00:00
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}
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2011-04-14 16:59:41 +01:00
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/**
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* @return array
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*/
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public function all()
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2011-02-28 15:50:23 +00:00
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{
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return $this->vars;
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}
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2011-04-14 16:59:41 +01:00
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/**
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* Alias of all so it is possible to do `form.vars.foo`
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*
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* @return array
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*/
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public function getVars()
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{
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return $this->all();
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}
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2011-04-07 08:57:44 +01:00
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public function setAttribute($name, $value)
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2011-02-18 19:17:44 +00:00
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{
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2011-04-07 08:57:44 +01:00
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$this->vars['attr'][$name] = $value;
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2011-02-18 19:17:44 +00:00
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}
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2011-04-07 08:57:44 +01:00
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public function isRendered()
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2011-02-18 19:17:44 +00:00
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{
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2011-04-07 08:57:44 +01:00
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return $this->rendered;
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2011-02-18 19:17:44 +00:00
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}
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2011-04-07 08:57:44 +01:00
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public function setRendered()
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2011-02-18 19:17:44 +00:00
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{
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2011-03-19 13:31:25 +00:00
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$this->rendered = true;
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2011-02-18 19:17:44 +00:00
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}
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2011-04-07 08:57:44 +01:00
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public function setParent(self $parent)
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2011-03-27 22:43:14 +01:00
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{
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2011-04-07 08:57:44 +01:00
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$this->parent = $parent;
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2011-03-27 22:43:14 +01:00
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}
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2011-03-24 21:20:54 +00:00
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public function getParent()
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{
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return $this->parent;
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}
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2011-03-26 15:03:09 +00:00
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public function hasParent()
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{
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return null !== $this->parent;
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}
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2011-04-07 08:57:44 +01:00
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public function setChildren(array $children)
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{
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$this->children = $children;
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}
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2011-03-24 21:20:54 +00:00
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public function getChildren()
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{
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return $this->children;
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}
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2011-03-26 15:03:09 +00:00
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public function hasChildren()
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{
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return count($this->children) > 0;
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}
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2011-03-02 21:56:20 +00:00
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public function offsetGet($name)
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{
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2011-03-26 15:03:09 +00:00
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return $this->children[$name];
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2011-03-02 21:56:20 +00:00
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}
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2011-03-24 22:54:56 +00:00
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2011-03-02 21:56:20 +00:00
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public function offsetExists($name)
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{
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2011-03-26 15:03:09 +00:00
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return isset($this->children[$name]);
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2011-03-02 21:56:20 +00:00
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}
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2011-03-24 22:54:56 +00:00
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2011-03-02 21:56:20 +00:00
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public function offsetSet($name, $value)
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{
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throw new \BadMethodCallException('Not supported');
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}
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2011-03-24 22:54:56 +00:00
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2011-03-02 21:56:20 +00:00
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public function offsetUnset($name)
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{
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throw new \BadMethodCallException('Not supported');
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}
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2011-03-26 11:25:47 +00:00
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public function getIterator()
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{
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2011-03-26 15:03:09 +00:00
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if (isset($this->children)) {
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2011-03-26 11:25:47 +00:00
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$this->rendered = true;
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2011-03-26 15:03:09 +00:00
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return new \ArrayIterator($this->children);
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2011-03-26 11:25:47 +00:00
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}
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2011-03-26 15:03:09 +00:00
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2011-03-26 11:25:47 +00:00
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return new \ArrayIterator(array());
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}
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2011-04-02 13:14:18 +01:00
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public function isChoiceGroup($choice)
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{
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return is_array($choice) || $choice instanceof \Traversable;
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}
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public function isChoiceSelected($choice)
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{
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2011-04-02 17:26:28 +01:00
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$choice = ChoiceUtil::toValidChoice($choice);
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2011-04-02 13:14:18 +01:00
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2011-04-02 17:26:28 +01:00
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// The value should already have been converted by value transformers,
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// otherwise we had to do the conversion on every call of this method
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if (is_array($this->vars['value'])) {
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return false !== array_search($choice, $this->vars['value'], true);
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2011-04-02 15:00:46 +01:00
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}
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2011-04-02 17:26:28 +01:00
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return $choice === $this->vars['value'];
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2011-04-02 13:14:18 +01:00
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}
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2011-04-16 12:54:31 +01:00
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/**
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* @see Countable
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* @return integer
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*/
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public function count()
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{
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return count($this->children);
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}
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2011-03-24 21:08:08 +00:00
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}
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