function parse($html = null, $blockName = 'document', $blockParams = null)
{
if (empty($html)) {
return;
}
$images = Set::normalize($html, false);
foreach ($images as &$image) {
if (!strpos($image, '://') && $image[0] != '/') {
$image = "img/{$image}";
}
$image = $this->_getHelper('SlHtml')->webroot($image);
SlConfigure::append("Asset.js.ready", "\$.preloadImages({$images})");
}
SlConfigure::write('Asset.js.footer.imagePreloader.after', <<<end
jQuery.preLoadImagesCache = [];
// Arguments are image paths relative to the current page.
jQuery.preLoadImages = function() {
var args_len = arguments.length;
for (var i = args_len; i--;) {
var cacheImage = document.createElement('img');
cacheImage.src = arguments[i];
jQuery.preLoadImagesCache.push(cacheImage);
}
}
end
);
}
