/**
* Extract sub-shortcode content of a shortcode
* @param type $content
* @param type $recursion
* @return type
*/
public static function extractSubShortcode($content = '', $recursion = false)
{
if (empty(self::$pattern)) {
self::$pattern = self::shortcodesPattern();
}
preg_match_all(self::$pattern, $content, $out);
if ($recursion) {
return self::extractSubShortcode($out[5][0]);
}
// categorize sub shortcodes content
$subScTags = array();
// sub sortcodes content
$subScData = $out[0];
foreach ($subScData as $scSata) {
// get shortcode name
preg_match('/\\[([^\\s]+)/', $scSata, $matches);
if ($matches) {
$scClass = self::getShortcodeClass($matches[1]);
$subScTags[$scClass][] = $scSata;
}
}
return $subScTags;
}
