/administrator/components/com_widgetkit/vendor/yootheme/framework/src/View/Asset/Filter/CssImageBase64Filter.php
https://gitlab.com/vnsoftdev/amms · PHP · 62 lines · 35 code · 11 blank · 16 comment · 5 complexity · 53b042790b51bf9491e7ec02892684ed MD5 · raw file
- <?php
- namespace YOOtheme\Framework\View\Asset\Filter;
- use YOOtheme\Framework\Routing\Request;
- use YOOtheme\Framework\View\Asset\AssetInterface;
- class CssImageBase64Filter implements FilterInterface
- {
- /**
- * @var string
- */
- protected $baseUrl;
- /**
- * @var string
- */
- protected $basePath;
- /**
- * Constructor.
- *
- * @param Request $request
- */
- public function __construct(Request $request)
- {
- $this->baseUrl = parse_url($request->getBaseUrl(), PHP_URL_PATH);
- $this->basePath = $request->getBasePath();
- }
- /**
- * {@inheritdoc}
- */
- public function filterContent(AssetInterface $asset)
- {
- $images = array();
- $content = $asset->getContent();
- // get images and the related path
- if (preg_match_all('/url\(\s*[\'"]?([^\'"]+)[\'"]?\s*\)/Ui', $asset->getContent(), $matches)) {
- foreach ($matches[0] as $i => $url) {
- if (strpos($path = $matches[1][$i], $this->baseUrl) !== 0) {
- continue;
- }
- if ($path = realpath($this->basePath.'/'.ltrim(substr($path, strlen($this->baseUrl)), '/'))) {
- $images[$url] = $path;
- }
- }
- }
- // check if image exists and filesize < 10kb
- foreach ($images as $url => $path) {
- if (filesize($path) <= 10240 && preg_match('/\.(gif|png|jpg)$/i', $path, $extension)) {
- $content = str_replace($url, sprintf('url(data:image/%s;base64,%s)', str_replace('jpg', 'jpeg', strtolower($extension[1])), base64_encode(file_get_contents($path))), $content);
- }
- }
- $asset->setContent($content);
- }
- }