/**
* Returns the URL where the link goes.
*
* @return String The linked URL.
*/
public function href()
{
$url = $this->node->attr('href');
if ($this->url) {
$deriver = new AbsoluteUrlDeriver();
$deriver->init($url, $this->url);
$url = $deriver->getAbsoluteUrl();
}
return $url;
}
/**
* Make URLs absolute
*/
private function makeUrlsAbsolute()
{
foreach ($this->images as $key => &$image) {
// Make sure we have an absolute URL
$absoluteUrl = new AbsoluteUrlDeriver($image->getUrl(), $this->document->getUrl());
$image->setUrl((string) $absoluteUrl->getAbsoluteUrl());
}
}
/**
*
* @param WebPage $webPage
* @return array
*/
private function findStylesheetUrls(WebPage $webPage)
{
$stylesheetUrls = array();
$hrefs = $this->findStylesheetHrefs($webPage);
foreach ($hrefs as $href) {
$absoluteUrlDeriver = new AbsoluteUrlDeriver($href, $webPage->getUrl());
$stylesheetUrl = (string) $absoluteUrlDeriver->getAbsoluteUrl();
if (!in_array($stylesheetUrl, $stylesheetUrls)) {
$stylesheetUrls[] = $stylesheetUrl;
}
}
return $stylesheetUrls;
}
protected function assertDerivedUrl($testData = array())
{
$this->deriver->init($testData['non-absolute-url'], $testData['source-url']);
$this->assertEquals($testData['expected-derived-url'], (string) $this->deriver->getAbsoluteUrl(), 'Expected derived URL "' . $testData['expected-derived-url'] . '" not formed from non-absolute URL "' . $testData['non-absolute-url'] . '" and source URL "' . $testData['source-url'] . '"');
}