/**
* Finds @groups within the css and returns
* an array with the values, and groups.
*
* @author Anthony Short
* @param $group string
* @param $css string
*/
public function find_at_group($group, $remove = true)
{
$found = array();
$regex = "/\n\t\t\t# Group name\n\t\t\t@{$group}\n\t\t\t\n\t\t\t# Flag\n\t\t\t(?:\n\t\t\t\t\\(( [^)]*? )\\)\n\t\t\t)?\n\t\t\t\n\t\t\t[^{]*?\n\n\t\t\t(\n\t\t\t\t([0-9a-zA-Z\\_\\-\\@*&]*?)\\s*\n\t\t\t\t\\{\t\n\t\t\t\t\t( (?: [^{}]+ | (?2) )*)\n\t\t\t\t\\}\n\t\t\t)\n\n\t\t/ixs";
if (preg_match_all($regex, $this->string, $matches)) {
$found['groups'] = $matches[0];
$found['flag'] = $matches[1];
$found['content'] = $matches[4];
foreach ($matches[4] as $key => $value) {
// Remove comments to prevent breaking it
$value = $this->remove_comments($value);
foreach (explode(";", substr($value, 0, -1)) as $value) {
// Encode any colons inside quotations
if (preg_match_all('/[\'"](.*?\\:.*?)[\'"]/', $value, $m)) {
$value = str_replace($m[0][0], str_replace(':', '#COLON#', $m[0][0]), $value);
}
$value = explode(":", $value);
// Make sure it's set
if (isset($value[1])) {
$found['values'][trim($value[0])] = str_replace('#COLON#', ':', Scaffold::unquote($value[1]));
}
}
}
// Remove the found @ groups
if ($remove === true) {
$this->string = str_replace($found['groups'], array(), $this->string);
}
return $found;
}
return false;
}