/**
* Apply custom css
*
* @return CustomCss
*/
public function apply()
{
if (method_exists($this->view, 'plugin')) {
$global = false;
$roots = (array) $this->roots;
$headLink = $this->getHeadLinkHelper();
if (in_array(null, $roots)) {
$global = true;
}
$roots = array_filter($roots);
if ($global) {
$roots[] = null;
}
$find = array();
$urls = array();
$preview = false;
foreach ($roots as $root) {
if ($this->cssPreview->hasPreviewById($root)) {
$urls[$root] = $this->cssPreview->getPreviewById($root);
}
if (empty($urls[$root])) {
$find[] = $root;
} else {
$preview = true;
}
}
if (!empty($find)) {
$url = $this->getUrlHelper();
$siteInfo = $this->getSiteInfo();
$schema = $siteInfo->getSchema();
$updated = $this->extraModel->findUpdated($find);
foreach ($find as $root) {
if (isset($updated[$root])) {
$urls[$root] = $url('Grid\\Customize\\Render\\CustomCss', array('schema' => $schema, 'id' => $root ? (int) $root : 'global', 'hash' => $updated[$root]->toHash()));
}
}
}
foreach ($roots as $root) {
if (!empty($urls[$root])) {
$id = $root ? (int) $root : 'global';
$headLink->prependStylesheet($urls[$root], 'all', false, array('class' => 'customize-stylesheet', 'data-customize' => $id));
}
}
if ($preview) {
if (empty($url)) {
$url = $this->getUrlHelper();
}
$translate = $this->getTranslateHelper();
$this->getMessengerHelper()->add(sprintf($translate('customize.preview.applied.reset-link.%s', 'customize'), $url('Grid\\Customize\\CssAdmin\\ResetPreviews', array('locale' => \Locale::getDefault()))), false, Message::LEVEL_WARN);
}
$this->roots = array();
}
return $this;
}
