return r

    # api search is gone, now requires to fetch streamUrl from per-radio homepage
    def resolve_urn(self, row):
        if row.get("url", "-").find("urn:radionet:") != 0:
            return
        html = ahttp.get(row["homepage"])
        stream = re.findall('"streamUrl":\s*"([^"]+)"', html, re.S)
        stream = re.findall('"stream[s:[{"\s]+url"[\s:]+"([^"]+)"', html, re.S|re.I)
        if stream:
            row["url"] = stream[0]
            return row
    

    # extract JavaScript key from any HTML blob (needed for station query)
    def set_key(self, html):
        ls = re.findall("""apiKey: '(\w+)'""", html)
        if ls:
            self.apiKey = ls[0]