Mercurial > libervia-web
diff libervia/server/pages.py @ 1187:dab7a2b151ea
server (pages): added raise_on_missing arguments in getPostedData:
raise_on_missing argument can be set to False to use None for missing args instead of raising an exception.
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Sun, 26 May 2019 22:18:04 +0200 |
| parents | 352865f4a268 |
| children | 263fed3ce354 |
line wrap: on
line diff
--- a/libervia/server/pages.py Sun May 26 22:16:07 2019 +0200 +++ b/libervia/server/pages.py Sun May 26 22:18:04 2019 +0200 @@ -1314,8 +1314,8 @@ d.addCallback(self._on_data_post_redirect, request) return d - def getPostedData(self, request, keys, multiple=False): - """get data from a POST request or from URL's query part and decode it + def getPostedData(self, request, keys, multiple=False, raise_on_missing=True): + """Get data from a POST request or from URL's query part and decode it @param request(server.Request): request linked to the session @param keys(unicode, iterable[unicode]): name of the value(s) to get @@ -1323,6 +1323,8 @@ iterable to get more than one @param multiple(bool): True if multiple values are possible/expected if False, the first value is returned + @param raise_on_missing(bool): raise KeyError on missing key if True + else use None for missing values @return (iterator[unicode], list[iterator[unicode], unicode, list[unicode]): values received for this(these) key(s) @raise KeyError: one specific key has been requested, and it is missing @@ -1344,7 +1346,10 @@ try: ret.append(next(gen)) except StopIteration: - raise KeyError(key) + if raise_on_missing: + raise KeyError(key) + else: + ret.append(None) return ret[0] if get_first else ret