/**
* Converts URL (http://e.com/a.png) to CSS property ( url("../a.png") )
* @param string $style_id style ID
* @param array $style_data style data (fields)
* @return array modified style data
*/
private function urlToCss($style_id, $style_data)
{
$patterns_url = Registry::get('config.current_location') . '/' . fn_get_theme_path('[relative]/[theme]');
if (!empty($this->schema['backgrounds']['fields'])) {
foreach ($this->schema['backgrounds']['fields'] as $field) {
if (!empty($field['properties']['pattern'])) {
$var_name = $field['properties']['pattern'];
if (!empty($style_data[$var_name]) && strpos($style_data[$var_name], '//') !== false) {
$url = preg_replace('/url\\([\'"]?(.*?)[\'"]?\\)/', '$1', $style_data[$var_name]);
if (strpos($url, '//') === 0) {
$url = 'http:' . $url;
}
if (strpos($url, $patterns_url) !== false) {
$url = str_replace($patterns_url, '..', $url);
} elseif ($style_id) {
// external url
$content = fn_get_contents($url);
$filename = basename($url);
fn_put_contents(Patterns::getPath($style_id) . '/' . $var_name . '.' . fn_get_file_ext($filename), $content);
$url = Patterns::getRelPath($style_id) . '/' . $var_name . '.' . fn_get_file_ext($filename);
}
$style_data[$var_name] = 'url(' . $url . '?' . TIME . ')';
}
}
}
}
return $style_data;
}
