}
/**
- * Process the html and extract image from it, save them to local and return the updated html.
+ * Process the html and extract images URLs from it.
*
- * @param int $entryId ID of the entry
* @param string $html
- * @param string $url Used as a base path for relative image and folder
*
- * @return string
+ * @return string[]
*/
- public function processHtml($entryId, $html, $url)
+ public static function extractImagesUrlsFromHtml($html)
{
$crawler = new Crawler($html);
$imagesCrawler = $crawler
->filterXpath('//img');
$imagesUrls = $imagesCrawler
->extract(['src']);
- $imagesSrcsetUrls = $this->getSrcsetUrls($imagesCrawler);
- $imagesUrls = array_unique(array_merge($imagesUrls, $imagesSrcsetUrls));
+ $imagesSrcsetUrls = self::getSrcsetUrls($imagesCrawler);
+
+ return array_unique(array_merge($imagesUrls, $imagesSrcsetUrls));
+ }
+
+ /**
+ * Process the html and extract image from it, save them to local and return the updated html.
+ *
+ * @param int $entryId ID of the entry
+ * @param string $html
+ * @param string $url Used as a base path for relative image and folder
+ *
+ * @return string
+ */
+ public function processHtml($entryId, $html, $url)
+ {
+ $imagesUrls = self::extractImagesUrlsFromHtml($html);
$relativePath = $this->getRelativePath($entryId);
*
* @return array An array of urls
*/
- private function getSrcsetUrls(Crawler $imagesCrawler)
+ private static function getSrcsetUrls(Crawler $imagesCrawler)
{
$urls = [];
$iterator = $imagesCrawler