You may want to return something even if not auth.user.
On Saturday, 1 April 2017 12:03:55 UTC-5, Paco Bernal wrote:
>
> Sorry I lost my own question for almost a year :S
>
> Finally I was doing this:
>
> def get_index():
> if not auth.user:
> return 'Your session has expired, you have to %s again.' % A(
> 'login', _href=URL('user', 'login'))
>
>
>
> or
>
> def get_index():
> if not auth.user:
> return "jQuery('#details').html('Your session has expired, you
> have to %s again.');" % A('login', _href=URL('user', 'login'))
>
>
>
> So the message was showed in the "details" div with the link to log in
> again, *but your answer is what I really was looking for, thanks.*
>
> Why can I not use
>
> @auth.requires_login(otherwise=URL('log_again'))
>
>
>
> in tools.py, if login_required and not user and current.request.ajax then
> raise 401 before checking for otherwise to redirect.
>
> if login_required:
> if not user:
> if current.request.ajax:
> raise HTTP(401, self.messages.ajax_failed_authentication)
> elif otherwise is not None:
> if callable(otherwise):
> return otherwise()
> redirect(otherwise)
>
> I even tried to use user_signature in ajax calls (js in views) with
> @auth.requires_signature() but I think I missunderstood something about
> that, no luck.
>
> Thanks
>
> El domingo, 19 de junio de 2016, 6:33:47 (UTC+2), Anthony escribió:
>>
>> What you are doing is roughly equivalent to just doing:
>>
>> redirect(URL('default', 'user', args='login'), client_side=True)
>>
>> When you call redirect during an Ajax request, setting client_side=True
>> causes the parent window to redirect (via Javascript). So, you could do
>> something like:
>>
>> def get_index():
>> if not auth.user:
>> redirect(URL('default', 'user', args='login'), client_side=True)
>> if not auth.has_membership('role'):
>> raise HTTP(403, ...)
>>
>>
>
>
>
>> Anthony
>>
>>
>> On Saturday, June 18, 2016 at 8:47:42 AM UTC-4, Paco Bernal wrote:Hi all,
>>
>> This is my first question here, although I use it sometimes to read a few
>> questions that I make to myself when coding using this cool and great tool.
>> Thanks.
>>
>> A few months ago I started to use ajax to fill middle column of screen
>> from clicks (interaction with the user) in the left sidebar and sometimes
>> to show right side bar with more info when interacting with middel column.
>> Maybe looking for ways to opotimaze data flow in the network and from the
>> server, and for learning.
>>
>> Something like this:
>>
>> ajax('{{=URL('get_index', vars=dict(filters=''))}}' + filters_post, [],
>> 'div_target');
>>
>> But when the user lose his session (you can delete cookies for example)
>> because of ajax to fill a div, nothing happens when the user clicks on the
>> left side bar, no error and no redirect to user login even with
>> @auth.requires_membership('roll') in defs inside the controller.
>>
>> So, the only way I found is to add these lines at the beginning of the
>> controller :
>>
>> #----------------------------------
>> if not auth.user and not session.not_auth:
>> session.not_auth = True
>> redirect (URL('not_auth'))
>> #----------------------------------
>> def not_auth():
>> session.not_auth = None
>> return dict()
>> #----------------------------------
>>
>> and the view, no_auth.html:
>>
>> {{include 'web2py_ajax.html'}}
>> <script>
>> $( document ).ready(function() {
>> $(location).attr('href', '{{=URL('user','login')}}');
>> });
>> </script>
>>
>> The question is, is there any other more elegant way (or not) to do the
>> same?
>>
>> Thanks in advance :)
>>
>
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