Inquire common detail data

        :param content_id: Content ID to inquire
        :type content_id: str

        :rtype: dict

def get_detail_common(self, content_id):
        """
        Inquire common detail data

        :param content_id: Content ID to inquire
        :type content_id: str

        :rtype: dict
        """
        resp = json.loads(urlopen(self.detail_common_url.format(str(content_id))).read().decode('utf-8'))
        data = resp['response']['body']['items']['item']
        # Extract data

        keychain = {
            'contenttypeid': ('content_type_id', None),
            'overview': ('overview', None),
            'tel': ('tel', None),
            'telname': ('tel_owner', None),
            'booktour': ('in_book', 0)
        }
        _dict_key_changer(data, keychain)

        try:
            data['homepage'] = re.findall('http\w?://[\w|.]+', data.pop('homepage'))[0] if 'homepage' in data else None
        except IndexError:
            data['homepage'] = None

        data.pop('contentid', None)
        data.pop('title', None)
        data.pop('createdtime', None)
        data.pop('modifiedtime', None)
        # Manufacture

        return data