95 lines
2.1 KiB
PHP
95 lines
2.1 KiB
PHP
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<?php
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namespace Symfony\Components\DomCrawler;
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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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/**
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* Link represents an HTML link (an HTML a tag).
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*
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* @package Symfony
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* @subpackage Components_DomCrawler
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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*/
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class Link
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{
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protected $node;
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protected $method;
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protected $host;
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protected $path;
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/**
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* Constructor.
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*
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* @param \DOMNode $node A \DOMNode instance
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* @param string $method The method to use for the link (get by default)
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* @param string $host The base URI to use for absolute links (like http://localhost)
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* @param string $path The base path for relative links (/ by default)
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*
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* @throws \LogicException if the node is not a link
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*/
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public function __construct(\DOMNode $node, $method = 'get', $host = null, $path = '/')
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{
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if ('a' != $node->nodeName)
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{
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throw new \LogicException(sprintf('Unable to click on a "%s" tag.', $node->nodeName));
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}
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$this->node = $node;
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$this->method = $method;
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$this->host = $host;
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$this->path = empty($path) ? '/' : $path;
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}
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/**
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* Gets the node associated with this link.
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*
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* @return \DOMNode A \DOMNode instance
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*/
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public function getNode()
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{
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return $this->node;
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}
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/**
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* Gets the URI associated with this link.
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*
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* @param Boolean $absolute Wheter to return an absolute URI or not (this only works if a base URI has been provided)
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*
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* @return string The URI
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*/
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public function getUri($absolute = true)
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{
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$uri = $this->node->getAttribute('href');
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if ($uri && '/' !== $uri[0])
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{
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$uri = $this->path.$uri;
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}
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if ($absolute && null !== $this->host)
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{
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return $this->host.$uri;
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}
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return $uri;
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}
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/**
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* Gets the method associated with this link.
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*
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* @return string The method
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*/
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public function getMethod()
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{
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return $this->method;
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}
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}
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