2010-04-15 13:41:42 +01:00
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<?php
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/*
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2010-04-24 00:22:16 +01:00
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* This file is part of the Symfony package.
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2010-04-15 13:41:42 +01:00
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*
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2011-03-06 11:40:06 +00:00
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* (c) Fabien Potencier <fabien@symfony.com>
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2010-04-15 13:41:42 +01:00
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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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2011-01-15 13:29:43 +00:00
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namespace Symfony\Component\DomCrawler;
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2011-02-04 18:10:13 +00:00
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use Symfony\Component\DomCrawler\Field\FormField;
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2011-01-15 13:29:43 +00:00
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2010-04-15 13:41:42 +01:00
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/**
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* Form represents an HTML form.
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*
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2011-03-06 11:40:06 +00:00
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* @author Fabien Potencier <fabien@symfony.com>
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-04-15 13:41:42 +01:00
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*/
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2011-04-23 15:25:21 +01:00
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class Form extends Link implements \ArrayAccess
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2010-04-15 13:41:42 +01:00
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{
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2012-04-08 08:55:44 +01:00
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/**
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* @var \DOMNode
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*/
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2011-03-11 14:13:33 +00:00
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private $button;
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2012-11-01 15:08:59 +00:00
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2012-04-08 08:55:44 +01:00
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/**
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2014-05-17 14:30:22 +01:00
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* @var FormFieldRegistry
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2012-04-08 08:55:44 +01:00
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*/
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2011-03-11 14:13:33 +00:00
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private $fields;
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2010-05-06 12:25:53 +01:00
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/**
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* Constructor.
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*
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2011-04-23 15:25:21 +01:00
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* @param \DOMNode $node A \DOMNode instance
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* @param string $currentUri The URI of the page where the form is embedded
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* @param string $method The method to use for the link (if null, it defaults to the method defined by the form)
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2010-05-06 12:25:53 +01:00
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*
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* @throws \LogicException if the node is not a button inside a form tag
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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2011-04-23 15:25:21 +01:00
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public function __construct(\DOMNode $node, $currentUri, $method = null)
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{
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parent::__construct($node, $currentUri, $method);
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$this->initialize();
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Gets the form node associated with this form.
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*
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* @return \DOMNode A \DOMNode instance
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*/
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public function getFormNode()
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2010-04-15 13:41:42 +01:00
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{
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2010-05-06 12:25:53 +01:00
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return $this->node;
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2010-04-15 13:41:42 +01:00
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Sets the value of the fields.
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*
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* @param array $values An array of field values
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2011-03-24 09:00:10 +00:00
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*
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2012-04-08 08:55:44 +01:00
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* @return Form
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*
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2011-03-24 09:00:10 +00:00
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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public function setValues(array $values)
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2010-04-15 13:41:42 +01:00
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{
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2010-05-07 15:09:11 +01:00
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foreach ($values as $name => $value) {
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2012-01-04 15:20:28 +00:00
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$this->fields->set($name, $value);
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2010-05-06 12:25:53 +01:00
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}
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return $this;
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2010-04-15 13:41:42 +01:00
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Gets the field values.
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*
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* The returned array does not include file fields (@see getFiles).
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*
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* @return array An array of field values.
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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public function getValues()
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{
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$values = array();
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2012-01-04 15:20:28 +00:00
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foreach ($this->fields->all() as $name => $field) {
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2011-08-23 10:21:48 +01:00
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if ($field->isDisabled()) {
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continue;
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}
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2010-05-08 14:32:30 +01:00
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if (!$field instanceof Field\FileFormField && $field->hasValue()) {
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2010-05-06 12:25:53 +01:00
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$values[$name] = $field->getValue();
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}
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}
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2010-04-15 13:41:42 +01:00
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2010-05-06 12:25:53 +01:00
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return $values;
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}
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2010-04-15 13:41:42 +01:00
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2010-05-06 12:25:53 +01:00
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/**
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* Gets the file field values.
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*
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* @return array An array of file field values.
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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public function getFiles()
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2010-04-15 13:41:42 +01:00
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{
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2012-01-25 13:54:48 +00:00
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if (!in_array($this->getMethod(), array('POST', 'PUT', 'DELETE', 'PATCH'))) {
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2010-05-06 12:25:53 +01:00
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return array();
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}
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$files = array();
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2012-01-04 15:20:28 +00:00
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foreach ($this->fields->all() as $name => $field) {
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2011-08-23 10:21:48 +01:00
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if ($field->isDisabled()) {
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continue;
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}
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2010-05-08 14:32:30 +01:00
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if ($field instanceof Field\FileFormField) {
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2010-05-06 12:25:53 +01:00
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$files[$name] = $field->getValue();
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}
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}
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return $files;
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2010-04-15 13:41:42 +01:00
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Gets the field values as PHP.
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*
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2012-01-04 15:20:28 +00:00
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* This method converts fields with the array notation
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2010-05-06 12:25:53 +01:00
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* (like foo[bar] to arrays) like PHP does.
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*
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* @return array An array of field values.
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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public function getPhpValues()
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2010-04-15 13:41:42 +01:00
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{
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2014-02-03 21:33:42 +00:00
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$values = array();
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foreach ($this->getValues() as $name => $value) {
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$qs = http_build_query(array($name => $value), '', '&');
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2014-04-29 10:54:32 +01:00
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if(!empty($qs)) {
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parse_str($qs, $expandedValue);
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$varName = substr($name, 0, strlen(key($expandedValue)));
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$values = array_replace_recursive($values, array($varName => current($expandedValue)));
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}
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2014-02-03 21:33:42 +00:00
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}
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2010-05-06 12:25:53 +01:00
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return $values;
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2010-04-15 13:41:42 +01:00
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Gets the file field values as PHP.
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*
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2012-01-04 15:20:28 +00:00
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* This method converts fields with the array notation
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2010-05-06 12:25:53 +01:00
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* (like foo[bar] to arrays) like PHP does.
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*
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* @return array An array of field values.
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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public function getPhpFiles()
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2010-04-15 13:41:42 +01:00
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{
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2014-02-03 21:33:42 +00:00
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$values = array();
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foreach ($this->getFiles() as $name => $value) {
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$qs = http_build_query(array($name => $value), '', '&');
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2014-04-29 10:54:32 +01:00
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if(!empty($qs)) {
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parse_str($qs, $expandedValue);
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$varName = substr($name, 0, strlen(key($expandedValue)));
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$values = array_replace_recursive($values, array($varName => current($expandedValue)));
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}
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2014-02-03 21:33:42 +00:00
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}
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2010-05-06 12:25:53 +01:00
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return $values;
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2010-04-15 13:41:42 +01:00
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Gets the URI of the form.
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*
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* The returned URI is not the same as the form "action" attribute.
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* This method merges the value if the method is GET to mimics
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* browser behavior.
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*
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* @return string The URI
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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2011-04-23 15:25:21 +01:00
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public function getUri()
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2010-04-15 13:41:42 +01:00
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{
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2011-04-23 15:25:21 +01:00
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$uri = parent::getUri();
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2011-04-08 16:52:43 +01:00
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2012-01-25 13:54:48 +00:00
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if (!in_array($this->getMethod(), array('POST', 'PUT', 'DELETE', 'PATCH')) && $queryString = http_build_query($this->getValues(), null, '&')) {
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2010-05-06 12:25:53 +01:00
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$sep = false === strpos($uri, '?') ? '?' : '&';
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$uri .= $sep.$queryString;
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}
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return $uri;
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2010-04-15 13:41:42 +01:00
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}
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2011-04-23 15:25:21 +01:00
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protected function getRawUri()
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{
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return $this->node->getAttribute('action');
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Gets the form method.
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*
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* If no method is defined in the form, GET is returned.
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*
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* @return string The method
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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public function getMethod()
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2010-04-15 13:41:42 +01:00
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{
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2010-05-07 15:09:11 +01:00
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if (null !== $this->method) {
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2010-05-06 12:25:53 +01:00
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return $this->method;
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}
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2011-05-25 14:38:02 +01:00
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return $this->node->getAttribute('method') ? strtoupper($this->node->getAttribute('method')) : 'GET';
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2010-04-15 13:41:42 +01:00
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Returns true if the named field exists.
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*
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* @param string $name The field name
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*
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2014-04-16 11:30:19 +01:00
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* @return bool true if the field exists, false otherwise
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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2010-11-23 08:42:19 +00:00
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public function has($name)
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2010-04-15 13:41:42 +01:00
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{
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2012-01-04 15:20:28 +00:00
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return $this->fields->has($name);
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2010-04-15 13:41:42 +01:00
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}
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2011-03-18 16:39:08 +00:00
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/**
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* Removes a field from the form.
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*
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* @param string $name The field name
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2011-03-24 09:00:10 +00:00
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*
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2012-01-04 15:20:28 +00:00
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* @throws \InvalidArgumentException when the name is malformed
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*
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2011-03-24 09:00:10 +00:00
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* @api
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2011-03-18 16:39:08 +00:00
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*/
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public function remove($name)
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{
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2012-01-04 15:20:28 +00:00
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$this->fields->remove($name);
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2011-03-18 16:39:08 +00:00
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Gets a named field.
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*
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* @param string $name The field name
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*
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2010-07-27 14:33:28 +01:00
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* @return FormField The field instance
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2010-05-06 12:25:53 +01:00
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*
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* @throws \InvalidArgumentException When field is not present in this form
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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2010-11-23 08:42:19 +00:00
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public function get($name)
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2010-04-15 13:41:42 +01:00
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{
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2012-01-04 15:20:28 +00:00
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return $this->fields->get($name);
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2010-04-15 13:41:42 +01:00
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Sets a named field.
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*
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2012-01-04 15:20:28 +00:00
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* @param FormField $field The field
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2010-05-06 12:25:53 +01:00
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*
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2011-03-24 09:00:10 +00:00
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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2012-01-04 15:20:28 +00:00
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public function set(FormField $field)
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2010-04-15 13:41:42 +01:00
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{
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2012-01-04 15:20:28 +00:00
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$this->fields->add($field);
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2010-04-15 13:41:42 +01:00
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}
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2010-05-06 12:25:53 +01:00
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/**
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* Gets all fields.
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*
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2012-11-01 15:08:59 +00:00
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* @return FormField[] An array of fields
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2011-03-24 09:00:10 +00:00
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*
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* @api
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2010-05-06 12:25:53 +01:00
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*/
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2010-11-23 08:42:19 +00:00
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public function all()
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2010-04-15 13:41:42 +01:00
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{
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2012-01-04 15:20:28 +00:00
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return $this->fields->all();
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}
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/**
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* Returns true if the named field exists.
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*
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* @param string $name The field name
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*
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2014-04-16 11:30:19 +01:00
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* @return bool true if the field exists, false otherwise
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2012-01-04 15:20:28 +00:00
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*/
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public function offsetExists($name)
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{
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return $this->has($name);
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}
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/**
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* Gets the value of a field.
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*
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* @param string $name The field name
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*
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* @return FormField The associated Field instance
|
|
|
|
*
|
|
|
|
* @throws \InvalidArgumentException if the field does not exist
|
|
|
|
*/
|
|
|
|
public function offsetGet($name)
|
|
|
|
{
|
|
|
|
return $this->fields->get($name);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Sets the value of a field.
|
|
|
|
*
|
|
|
|
* @param string $name The field name
|
|
|
|
* @param string|array $value The value of the field
|
|
|
|
*
|
|
|
|
* @throws \InvalidArgumentException if the field does not exist
|
|
|
|
*/
|
|
|
|
public function offsetSet($name, $value)
|
|
|
|
{
|
|
|
|
$this->fields->set($name, $value);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Removes a field from the form.
|
|
|
|
*
|
|
|
|
* @param string $name The field name
|
|
|
|
*/
|
|
|
|
public function offsetUnset($name)
|
|
|
|
{
|
|
|
|
$this->fields->remove($name);
|
|
|
|
}
|
|
|
|
|
2012-11-01 15:08:59 +00:00
|
|
|
/**
|
2013-03-27 22:52:06 +00:00
|
|
|
* Sets the node for the form.
|
|
|
|
*
|
|
|
|
* Expects a 'submit' button \DOMNode and finds the corresponding form element.
|
2012-11-01 15:08:59 +00:00
|
|
|
*
|
|
|
|
* @param \DOMNode $node A \DOMNode instance
|
|
|
|
*
|
|
|
|
* @throws \LogicException If given node is not a button or input or does not have a form ancestor
|
|
|
|
*/
|
2012-01-04 15:20:28 +00:00
|
|
|
protected function setNode(\DOMNode $node)
|
|
|
|
{
|
|
|
|
$this->button = $node;
|
2014-05-17 14:30:22 +01:00
|
|
|
if ('button' === $node->nodeName || ('input' === $node->nodeName && in_array(strtolower($node->getAttribute('type')), array('submit', 'button', 'image')))) {
|
2013-03-27 22:52:06 +00:00
|
|
|
if ($node->hasAttribute('form')) {
|
|
|
|
// if the node has the HTML5-compliant 'form' attribute, use it
|
|
|
|
$formId = $node->getAttribute('form');
|
|
|
|
$form = $node->ownerDocument->getElementById($formId);
|
|
|
|
if (null === $form) {
|
|
|
|
throw new \LogicException(sprintf('The selected node has an invalid form attribute (%s).', $formId));
|
|
|
|
}
|
|
|
|
$this->node = $form;
|
2013-07-01 13:24:43 +01:00
|
|
|
|
2013-03-27 22:52:06 +00:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
// we loop until we find a form ancestor
|
2012-01-04 15:20:28 +00:00
|
|
|
do {
|
|
|
|
if (null === $node = $node->parentNode) {
|
|
|
|
throw new \LogicException('The selected node does not have a form ancestor.');
|
|
|
|
}
|
2014-05-17 14:30:22 +01:00
|
|
|
} while ('form' !== $node->nodeName);
|
|
|
|
} elseif ('form' !== $node->nodeName) {
|
2012-01-04 15:20:28 +00:00
|
|
|
throw new \LogicException(sprintf('Unable to submit on a "%s" tag.', $node->nodeName));
|
|
|
|
}
|
|
|
|
|
|
|
|
$this->node = $node;
|
2010-04-15 13:41:42 +01:00
|
|
|
}
|
|
|
|
|
2013-06-04 18:06:47 +01:00
|
|
|
/**
|
|
|
|
* Adds form elements related to this form.
|
|
|
|
*
|
|
|
|
* Creates an internal copy of the submitted 'button' element and
|
|
|
|
* the form node or the entire document depending on whether we need
|
|
|
|
* to find non-descendant elements through HTML5 'form' attribute.
|
|
|
|
*/
|
2011-03-11 14:13:33 +00:00
|
|
|
private function initialize()
|
2010-04-15 13:41:42 +01:00
|
|
|
{
|
2012-01-04 15:20:28 +00:00
|
|
|
$this->fields = new FormFieldRegistry();
|
2010-05-06 12:25:53 +01:00
|
|
|
|
2014-02-05 00:04:16 +00:00
|
|
|
$xpath = new \DOMXPath($this->node->ownerDocument);
|
2010-05-06 12:25:53 +01:00
|
|
|
|
2013-06-04 18:06:47 +01:00
|
|
|
// add submitted button if it has a valid name
|
2013-12-29 11:45:05 +00:00
|
|
|
if ('form' !== $this->button->nodeName && $this->button->hasAttribute('name') && $this->button->getAttribute('name')) {
|
2014-05-02 16:23:01 +01:00
|
|
|
if ('input' == $this->button->nodeName && 'image' == strtolower($this->button->getAttribute('type'))) {
|
2014-02-04 20:32:28 +00:00
|
|
|
$name = $this->button->getAttribute('name');
|
|
|
|
$this->button->setAttribute('value', '0');
|
|
|
|
|
|
|
|
// temporarily change the name of the input node for the x coordinate
|
|
|
|
$this->button->setAttribute('name', $name.'.x');
|
2014-02-05 00:04:16 +00:00
|
|
|
$this->set(new Field\InputFormField($this->button));
|
2014-02-04 20:32:28 +00:00
|
|
|
|
|
|
|
// temporarily change the name of the input node for the y coordinate
|
|
|
|
$this->button->setAttribute('name', $name.'.y');
|
2014-02-05 00:04:16 +00:00
|
|
|
$this->set(new Field\InputFormField($this->button));
|
2014-02-04 20:32:28 +00:00
|
|
|
|
|
|
|
// restore the original name of the input node
|
|
|
|
$this->button->setAttribute('name', $name);
|
2014-03-13 16:28:35 +00:00
|
|
|
} else {
|
2014-02-05 00:04:16 +00:00
|
|
|
$this->set(new Field\InputFormField($this->button));
|
2014-02-04 20:32:28 +00:00
|
|
|
}
|
2013-03-27 22:52:06 +00:00
|
|
|
}
|
|
|
|
|
2013-06-04 18:06:47 +01:00
|
|
|
// find form elements corresponding to the current form
|
2013-03-27 22:52:06 +00:00
|
|
|
if ($this->node->hasAttribute('id')) {
|
2013-06-04 18:06:47 +01:00
|
|
|
// corresponding elements are either descendants or have a matching HTML5 form attribute
|
2013-03-27 22:52:06 +00:00
|
|
|
$formId = Crawler::xpathLiteral($this->node->getAttribute('id'));
|
2014-02-05 00:04:16 +00:00
|
|
|
|
|
|
|
$fieldNodes = $xpath->query(sprintf('descendant::input[@form=%s] | descendant::button[@form=%s] | descendant::textarea[@form=%s] | descendant::select[@form=%s] | //form[@id=%s]//input[not(@form)] | //form[@id=%s]//button[not(@form)] | //form[@id=%s]//textarea[not(@form)] | //form[@id=%s]//select[not(@form)]', $formId, $formId, $formId, $formId, $formId, $formId, $formId, $formId));
|
2013-03-27 22:52:06 +00:00
|
|
|
foreach ($fieldNodes as $node) {
|
2013-06-04 18:06:47 +01:00
|
|
|
$this->addField($node);
|
|
|
|
}
|
|
|
|
} else {
|
2014-02-05 00:04:16 +00:00
|
|
|
// do the xpath query with $this->node as the context node, to only find descendant elements
|
|
|
|
// however, descendant elements with form attribute are not part of this form
|
|
|
|
$fieldNodes = $xpath->query('descendant::input[not(@form)] | descendant::button[not(@form)] | descendant::textarea[not(@form)] | descendant::select[not(@form)]', $this->node);
|
2013-06-04 18:06:47 +01:00
|
|
|
foreach ($fieldNodes as $node) {
|
|
|
|
$this->addField($node);
|
2010-05-06 12:25:53 +01:00
|
|
|
}
|
2013-03-27 22:52:06 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2013-06-04 18:06:47 +01:00
|
|
|
private function addField(\DOMNode $node)
|
2013-03-27 22:52:06 +00:00
|
|
|
{
|
|
|
|
if (!$node->hasAttribute('name') || !$node->getAttribute('name')) {
|
|
|
|
return;
|
|
|
|
}
|
2010-05-06 12:25:53 +01:00
|
|
|
|
2013-03-27 22:52:06 +00:00
|
|
|
$nodeName = $node->nodeName;
|
2014-05-02 16:23:01 +01:00
|
|
|
if ('select' == $nodeName || 'input' == $nodeName && 'checkbox' == strtolower($node->getAttribute('type'))) {
|
2013-03-27 22:52:06 +00:00
|
|
|
$this->set(new Field\ChoiceFormField($node));
|
2014-05-02 16:23:01 +01:00
|
|
|
} elseif ('input' == $nodeName && 'radio' == strtolower($node->getAttribute('type'))) {
|
2013-03-27 22:52:06 +00:00
|
|
|
if ($this->has($node->getAttribute('name'))) {
|
|
|
|
$this->get($node->getAttribute('name'))->addChoice($node);
|
|
|
|
} else {
|
2010-11-23 08:42:19 +00:00
|
|
|
$this->set(new Field\ChoiceFormField($node));
|
2010-05-06 12:25:53 +01:00
|
|
|
}
|
2014-05-02 16:23:01 +01:00
|
|
|
} elseif ('input' == $nodeName && 'file' == strtolower($node->getAttribute('type'))) {
|
2013-03-27 22:52:06 +00:00
|
|
|
$this->set(new Field\FileFormField($node));
|
2014-05-02 16:23:01 +01:00
|
|
|
} elseif ('input' == $nodeName && !in_array(strtolower($node->getAttribute('type')), array('submit', 'button', 'image'))) {
|
2013-03-27 22:52:06 +00:00
|
|
|
$this->set(new Field\InputFormField($node));
|
|
|
|
} elseif ('textarea' == $nodeName) {
|
|
|
|
$this->set(new Field\TextareaFormField($node));
|
2010-04-15 13:41:42 +01:00
|
|
|
}
|
|
|
|
}
|
2012-01-04 15:20:28 +00:00
|
|
|
}
|