def get_text(elem):
    res = u''
    for line in elem.childNodes:
        res += line.nodeValue
    return res.encode('utf-8')

def Keywords(self, sessID, queryID):
    """ parse incoming query, queryLanguage == keywords """
    sess = self._getSession(sessID)
    query = sess.getQuery(queryID)
    query = query.strip()

    user = sess.username
    res = {}
    res['getAuthor'] = user
    res['fulltext'] = query
    return res

def VSQI(self, sessID, queryID):
    """ parse incoming query, queryLanguage == VSQI """
    sess = self._getSession(sessID)
    query = sess.getQuery(queryID)
    query = query.strip()

    from xml.dom.minidom import parseString
    q = parseString(query)
    q.normalize()

    keywords = ''
    obj_uid = None
    elem_k = q.getElementsByTagName('keyword')
    for x in elem_k:
        keywords += ' '+get_text(x)
    obj = q.getElementsByTagName('object_uid') # there should be only one
    for x in obj:
        obj_uid = get_text(x)
    user = sess.username
    res = {}
    res['getAuthor'] = user
    res['fulltext'] = keywords
    if obj_uid:
        res['object_uid'] = obj_uid
    return res