I saw the console and there were these error messages, I thought it might
help:
1375413960.5:MESSAGE to display:12
ERROR:tornado.application:Uncaught exception POST / (127.0.0.1)
HTTPRequest(protocol='http', host='127.0.0.1:8888', method='POST', uri='/',
version='HTTP/1.0', remote_ip='127.0.0.1', headers={'Content-Length': '67',
'Content-Type': 'application/x-www-form-urlencoded', 'Host':
'127.0.0.1:8888', 'User-Agent': 'Mozilla/4.0'})
Traceback (most recent call last):
File "/Library/Python/2.7/site-packages/tornado/web.py", line 1155, in
_when_complete
raise ValueError("Expected Future or None, got %r" % result)
ValueError: Expected Future or None, got 'true'
ERROR:tornado.access:500 POST / (127.0.0.1) 0.63ms
On Friday, August 2, 2013 11:07:19 AM UTC+8, lyn2py wrote:
>
> I am trying the websocket on google chrome and encountered this error:
>
> Uncaught TypeError: Property 'web2py_websocket' of object [object Object]
> is not a function
>
> I have followed the instructions. What could I be doing wrong?
>
> Thanks!
>
> On Friday, July 26, 2013 10:48:07 PM UTC+8, Massimo Di Pierro wrote:
>>
>> the basic idea of websocket is that input data must be validated by
>> web2py therefore data can only be received from web2py.
>>
>>
>> In your JS code you simply do:
>>
>> <script>
>>
>> $(document).ready(function(){
>>
>>
>> if(!web2py_websocket('ws://127.0.0.1:8888/realtime/mygroup',function(e){alert(e.data)}))
>>
>>
>> alert("html5 websocket not supported by your browser, try Google
>> Chrome");
>> });
>>
>> </script>
>>
>> This makes the client join the group "mygroup" and is data is received,
>> the callback function is called.
>> You post by doing an ajax to web2py and web2py does
>>
>> from gluon.contrib.websocket_messaging import websocket_send
>>
>> websocket_send('http://127.0.0.1:8888','Hello World','mykey','mygroup')
>>
>> This sends the message "hello world" to all the members of the group
>> "mygroup".
>>
>> Notice that web2py and websocket share a "mykey". This is how security is
>> implemented. web2py validates input and it knows the key for posting. the
>> only way to allow posting directly from JS would be to remove this security
>> step or creating some authentication at the JS level. I do not trust
>> authentication at the JS level.
>>
>>
>>
>>
>>
>> On Friday, 26 July 2013 09:08:37 UTC-5, Eduardo Cruz wrote:
>>>
>>> Is there a way to send data to a websocket from javascript
>>> using web2py_websocket ?
>>
>>
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