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Direktori : /var/www/projetos/suporte.iigd.com.br.old/vendor/symfony/dom-crawler/ |
Current File : /var/www/projetos/suporte.iigd.com.br.old/vendor/symfony/dom-crawler/Form.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\DomCrawler; use Symfony\Component\DomCrawler\Field\ChoiceFormField; use Symfony\Component\DomCrawler\Field\FormField; /** * Form represents an HTML form. * * @author Fabien Potencier <fabien@symfony.com> */ class Form extends Link implements \ArrayAccess { /** * @var \DOMElement */ private $button; /** * @var FormFieldRegistry */ private $fields; /** * @var string */ private $baseHref; /** * @param \DOMElement $node A \DOMElement instance * @param string|null $currentUri The URI of the page where the form is embedded * @param string|null $method The method to use for the link (if null, it defaults to the method defined by the form) * @param string|null $baseHref The URI of the <base> used for relative links, but not for empty action * * @throws \LogicException if the node is not a button inside a form tag */ public function __construct(\DOMElement $node, string $currentUri = null, string $method = null, string $baseHref = null) { parent::__construct($node, $currentUri, $method); $this->baseHref = $baseHref; $this->initialize(); } /** * Gets the form node associated with this form. * * @return \DOMElement */ public function getFormNode() { return $this->node; } /** * Sets the value of the fields. * * @param array $values An array of field values * * @return $this */ public function setValues(array $values) { foreach ($values as $name => $value) { $this->fields->set($name, $value); } return $this; } /** * Gets the field values. * * The returned array does not include file fields (@see getFiles). * * @return array */ public function getValues() { $values = []; foreach ($this->fields->all() as $name => $field) { if ($field->isDisabled()) { continue; } if (!$field instanceof Field\FileFormField && $field->hasValue()) { $values[$name] = $field->getValue(); } } return $values; } /** * Gets the file field values. * * @return array */ public function getFiles() { if (!\in_array($this->getMethod(), ['POST', 'PUT', 'DELETE', 'PATCH'])) { return []; } $files = []; foreach ($this->fields->all() as $name => $field) { if ($field->isDisabled()) { continue; } if ($field instanceof Field\FileFormField) { $files[$name] = $field->getValue(); } } return $files; } /** * Gets the field values as PHP. * * This method converts fields with the array notation * (like foo[bar] to arrays) like PHP does. * * @return array */ public function getPhpValues() { $values = []; foreach ($this->getValues() as $name => $value) { $qs = http_build_query([$name => $value], '', '&'); if (!empty($qs)) { parse_str($qs, $expandedValue); $varName = substr($name, 0, \strlen(key($expandedValue))); $values[] = [$varName => current($expandedValue)]; } } return array_replace_recursive([], ...$values); } /** * Gets the file field values as PHP. * * This method converts fields with the array notation * (like foo[bar] to arrays) like PHP does. * The returned array is consistent with the array for field values * (@see getPhpValues), rather than uploaded files found in $_FILES. * For a compound file field foo[bar] it will create foo[bar][name], * instead of foo[name][bar] which would be found in $_FILES. * * @return array */ public function getPhpFiles() { $values = []; foreach ($this->getFiles() as $name => $value) { $qs = http_build_query([$name => $value], '', '&'); if (!empty($qs)) { parse_str($qs, $expandedValue); $varName = substr($name, 0, \strlen(key($expandedValue))); array_walk_recursive( $expandedValue, function (&$value, $key) { if (ctype_digit($value) && ('size' === $key || 'error' === $key)) { $value = (int) $value; } } ); reset($expandedValue); $values[] = [$varName => current($expandedValue)]; } } return array_replace_recursive([], ...$values); } /** * Gets the URI of the form. * * The returned URI is not the same as the form "action" attribute. * This method merges the value if the method is GET to mimics * browser behavior. * * @return string */ public function getUri() { $uri = parent::getUri(); if (!\in_array($this->getMethod(), ['POST', 'PUT', 'DELETE', 'PATCH'])) { $query = parse_url($uri, \PHP_URL_QUERY); $currentParameters = []; if ($query) { parse_str($query, $currentParameters); } $queryString = http_build_query(array_merge($currentParameters, $this->getValues()), '', '&'); $pos = strpos($uri, '?'); $base = false === $pos ? $uri : substr($uri, 0, $pos); $uri = rtrim($base.'?'.$queryString, '?'); } return $uri; } protected function getRawUri() { // If the form was created from a button rather than the form node, check for HTML5 action overrides if ($this->button !== $this->node && $this->button->getAttribute('formaction')) { return $this->button->getAttribute('formaction'); } return $this->node->getAttribute('action'); } /** * Gets the form method. * * If no method is defined in the form, GET is returned. * * @return string */ public function getMethod() { if (null !== $this->method) { return $this->method; } // If the form was created from a button rather than the form node, check for HTML5 method override if ($this->button !== $this->node && $this->button->getAttribute('formmethod')) { return strtoupper($this->button->getAttribute('formmethod')); } return $this->node->getAttribute('method') ? strtoupper($this->node->getAttribute('method')) : 'GET'; } /** * Gets the form name. * * If no name is defined on the form, an empty string is returned. */ public function getName(): string { return $this->node->getAttribute('name'); } /** * Returns true if the named field exists. * * @return bool */ public function has(string $name) { return $this->fields->has($name); } /** * Removes a field from the form. */ public function remove(string $name) { $this->fields->remove($name); } /** * Gets a named field. * * @return FormField|FormField[]|FormField[][] * * @throws \InvalidArgumentException When field is not present in this form */ public function get(string $name) { return $this->fields->get($name); } /** * Sets a named field. */ public function set(FormField $field) { $this->fields->add($field); } /** * Gets all fields. * * @return FormField[] */ public function all() { return $this->fields->all(); } /** * Returns true if the named field exists. * * @param string $name The field name * * @return bool */ #[\ReturnTypeWillChange] public function offsetExists($name) { return $this->has($name); } /** * Gets the value of a field. * * @param string $name The field name * * @return FormField|FormField[]|FormField[][] * * @throws \InvalidArgumentException if the field does not exist */ #[\ReturnTypeWillChange] public function offsetGet($name) { return $this->fields->get($name); } /** * Sets the value of a field. * * @param string $name The field name * @param string|array $value The value of the field * * @return void * * @throws \InvalidArgumentException if the field does not exist */ #[\ReturnTypeWillChange] public function offsetSet($name, $value) { $this->fields->set($name, $value); } /** * Removes a field from the form. * * @param string $name The field name * * @return void */ #[\ReturnTypeWillChange] public function offsetUnset($name) { $this->fields->remove($name); } /** * Disables validation. * * @return $this */ public function disableValidation() { foreach ($this->fields->all() as $field) { if ($field instanceof Field\ChoiceFormField) { $field->disableValidation(); } } return $this; } /** * Sets the node for the form. * * Expects a 'submit' button \DOMElement and finds the corresponding form element, or the form element itself. * * @throws \LogicException If given node is not a button or input or does not have a form ancestor */ protected function setNode(\DOMElement $node) { $this->button = $node; if ('button' === $node->nodeName || ('input' === $node->nodeName && \in_array(strtolower($node->getAttribute('type')), ['submit', 'button', 'image']))) { 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; return; } // we loop until we find a form ancestor do { if (null === $node = $node->parentNode) { throw new \LogicException('The selected node does not have a form ancestor.'); } } while ('form' !== $node->nodeName); } elseif ('form' !== $node->nodeName) { throw new \LogicException(sprintf('Unable to submit on a "%s" tag.', $node->nodeName)); } $this->node = $node; } /** * 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. */ private function initialize() { $this->fields = new FormFieldRegistry(); $xpath = new \DOMXPath($this->node->ownerDocument); // add submitted button if it has a valid name if ('form' !== $this->button->nodeName && $this->button->hasAttribute('name') && $this->button->getAttribute('name')) { if ('input' == $this->button->nodeName && 'image' == strtolower($this->button->getAttribute('type'))) { $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'); $this->set(new Field\InputFormField($this->button)); // temporarily change the name of the input node for the y coordinate $this->button->setAttribute('name', $name.'.y'); $this->set(new Field\InputFormField($this->button)); // restore the original name of the input node $this->button->setAttribute('name', $name); } else { $this->set(new Field\InputFormField($this->button)); } } // find form elements corresponding to the current form if ($this->node->hasAttribute('id')) { // corresponding elements are either descendants or have a matching HTML5 form attribute $formId = Crawler::xpathLiteral($this->node->getAttribute('id')); $fieldNodes = $xpath->query(sprintf('( descendant::input[@form=%s] | descendant::button[@form=%1$s] | descendant::textarea[@form=%1$s] | descendant::select[@form=%1$s] | //form[@id=%1$s]//input[not(@form)] | //form[@id=%1$s]//button[not(@form)] | //form[@id=%1$s]//textarea[not(@form)] | //form[@id=%1$s]//select[not(@form)] )[not(ancestor::template)]', $formId)); foreach ($fieldNodes as $node) { $this->addField($node); } } else { // 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)] )[not(ancestor::template)]', $this->node); foreach ($fieldNodes as $node) { $this->addField($node); } } if ($this->baseHref && '' !== $this->node->getAttribute('action')) { $this->currentUri = $this->baseHref; } } private function addField(\DOMElement $node) { if (!$node->hasAttribute('name') || !$node->getAttribute('name')) { return; } $nodeName = $node->nodeName; if ('select' == $nodeName || 'input' == $nodeName && 'checkbox' == strtolower($node->getAttribute('type'))) { $this->set(new Field\ChoiceFormField($node)); } elseif ('input' == $nodeName && 'radio' == strtolower($node->getAttribute('type'))) { // there may be other fields with the same name that are no choice // fields already registered (see https://github.com/symfony/symfony/issues/11689) if ($this->has($node->getAttribute('name')) && $this->get($node->getAttribute('name')) instanceof ChoiceFormField) { $this->get($node->getAttribute('name'))->addChoice($node); } else { $this->set(new Field\ChoiceFormField($node)); } } elseif ('input' == $nodeName && 'file' == strtolower($node->getAttribute('type'))) { $this->set(new Field\FileFormField($node)); } elseif ('input' == $nodeName && !\in_array(strtolower($node->getAttribute('type')), ['submit', 'button', 'image'])) { $this->set(new Field\InputFormField($node)); } elseif ('textarea' == $nodeName) { $this->set(new Field\TextareaFormField($node)); } } }