/src/Symfony/Component/DomCrawler/Link.php
PHP | 117 lines | 53 code | 15 blank | 49 comment | 14 complexity | 9c2c8ffc86d34db6424af669ef13ba99 MD5 | raw file
- <?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;
- /**
- * Link represents an HTML link (an HTML a tag).
- *
- * @author Fabien Potencier <fabien@symfony.com>
- *
- * @api
- */
- class Link
- {
- private $node;
- private $method;
- private $host;
- private $path;
- private $base;
- /**
- * Constructor.
- *
- * @param \DOMNode $node A \DOMNode instance
- * @param string $method The method to use for the link (get by default)
- * @param string $host The base URI to use for absolute links (like http://localhost)
- * @param string $path The base path for relative links (/ by default)
- * @param strin $base An optional base href for generating the uri
- *
- * @throws \LogicException if the node is not a link
- *
- * @api
- */
- public function __construct(\DOMNode $node, $method = 'get', $host = null, $path = '/', $base = null)
- {
- if ('a' != $node->nodeName) {
- throw new \LogicException(sprintf('Unable to click on a "%s" tag.', $node->nodeName));
- }
- $this->node = $node;
- $this->method = $method;
- $this->host = $host;
- $this->path = empty($path) ? '/' : $path;
- $this->base = $base;
- }
- /**
- * Gets the node associated with this link.
- *
- * @return \DOMNode A \DOMNode instance
- */
- public function getNode()
- {
- return $this->node;
- }
- /**
- * Gets the URI associated with this link.
- *
- * @param Boolean $absolute Whether to return an absolute URI or not (this only works if a base URI has been provided)
- *
- * @return string The URI
- *
- * @api
- */
- public function getUri($absolute = true)
- {
- $uri = $this->node->getAttribute('href');
- $urlHaveScheme = 'http' === substr($uri, 0, 4);
- if (!$uri) {
- $uri = $this->path;
- }
- if ('#' === $uri[0]) {
- $uri = $this->path.$uri;
- }
- $path = $this->path;
- if ('?' !== substr($uri, 0, 1) && '/' !== substr($path, -1)) {
- $path = substr($path, 0, strrpos($path, '/') + 1);
- }
- if (!$this->base && $uri && '/' !== $uri[0] && !$urlHaveScheme) {
- $uri = $path.$uri;
- } elseif ($this->base) {
- $uri = $this->base.$uri;
- }
- if (!$this->base && $absolute && null !== $this->host && !$urlHaveScheme) {
- return $this->host.$uri;
- }
- return $uri;
- }
- /**
- * Gets the method associated with this link.
- *
- * @return string The method
- *
- * @api
- */
- public function getMethod()
- {
- return $this->method;
- }
- }