/**
  * Gets all the imports from the provided CSS source
  * @param string $source CSS source
  * @param string $baseUrl Base URL of the crawl
  * @param string $preyBaseUrl Base URL of the prey
  * @return array Array with the URLs of the imports as key and value
  */
 private function getImageUrlsFromStyle($source, $baseUrl, $preyBaseUrl)
 {
     $cssMin = new CSSMin();
     $source = preg_replace(CSSMin::REGEX_IMPORT, '', $source);
     $source = $cssMin->minify($source, true);
     $urlMatches = array();
     preg_replace_callback('/url( )?\\(["\']?([^;\\\\"\')]*)(["\']?)\\)([^;\\)]*);/', function ($matches) use(&$urlMatches) {
         $urlMatches[] = $matches[2];
         return '';
     }, $source);
     $urls = array();
     foreach ($urlMatches as $url) {
         $url = $this->getAbsoluteUrl($url, $baseUrl, $preyBaseUrl);
         $urls[$url] = $url;
     }
     return $urls;
 }
Beispiel #2
0
 /**
  * @dataProvider providerMinify
  */
 public function testMinify($expected, $source)
 {
     $result = CSSMin::min($source, true);
     $this->assertEquals($expected, $result);
 }