/**
* Remove script tags from the source
*
* @param string $content
* @param array $files
* @return void
*/
function remove_scripts(&$content, $files)
{
$regexps = array();
$home_url_regexp = w3_get_home_url_regexp();
$path = '';
if (w3_is_network() && !w3_is_subdomain_install()) {
$path = ltrim(w3_get_home_path(), '/');
}
foreach ($files as $file) {
if ($path && strpos($file, $path) === 0) {
$file = substr($file, strlen($path));
}
$this->replaced_scripts[] = $file;
if (w3_is_url($file) && !preg_match('~' . $home_url_regexp . '~i', $file)) {
// external JS files
$regexps[] = w3_preg_quote($file);
} else {
// local JS files
$file = ltrim($file, '/');
if (ltrim(w3_get_site_path(), '/') && strpos($file, ltrim(w3_get_site_path(), '/')) === 0) {
$file = str_replace(ltrim(w3_get_site_path(), '/'), '', $file);
}
$file = ltrim(preg_replace('~' . $home_url_regexp . '~i', '', $file), '/\\');
$regexps[] = '(' . $home_url_regexp . ')?/?' . w3_preg_quote($file);
}
}
foreach ($regexps as $regexp) {
$content = preg_replace('~<script\\s+[^<>]*src=["\']?' . $regexp . '["\']?[^<>]*>\\s*</script>~Uis', '', $content);
}
}
/**
* Normalizes file name
*
* Relative to site root!
*
* @param string $file
* @return string
*/
function w3_normalize_file($file)
{
if (w3_is_url($file)) {
if (strstr($file, '?') === false) {
$home_url_regexp = '~' . w3_get_home_url_regexp() . '~i';
$file = preg_replace($home_url_regexp, '', $file);
}
}
if (!w3_is_url($file)) {
$file = w3_path($file);
$file = str_replace(w3_get_site_root(), '', $file);
$file = ltrim($file, '/');
}
return $file;
}
