Yes, seems like a bug. I guess no one uses this setting (probably because
it's not documented).
Anthony
On Sunday, April 6, 2014 3:02:41 PM UTC-4, Ray (a.k.a. Iceberg) wrote:
>
>
> On Sunday, April 6, 2014 12:03:59 AM UTC-7, Ray (a.k.a. Iceberg) wrote:
>>
>> Just want to double confirm.
>>
>> 1. I found many following lines in tools.py:
>>
>> userfield = self.settings.login_userfield or 'username' \
>> if 'username' in table_user.fields else 'email'
>>
>> it means:
>>
>> if 'username' in table_user.fields:
>> userfield = self.settings.login_userfield or 'username'
>> else:
>> userfield = 'email
>>
>>
>> 2. If we used a slightly different source code like this:
>>
>> userfield = self.settings.login_userfield or ('username'
>> if 'username' in table_user.fields else 'email')
>>
>> it means something quite different:
>>
>> if self.settings.login_userfield: # if user explicitly define
>> the login_userfield
>> userfield = self.settings.login_userfield # then use it
>> unconditionally
>> else: # otherwise automatically determine one
>> userfield = 'username' if 'username' in table_user.fields
>> else 'email'
>>
>>
>> So, to double confirm, what is the design purpose of
>> auth.settings.login_userfield? If it is #1, I recommend to use a pair of
>> brackets to avoid misunderstanding.
>>
>> userfield = (self.settings.login_userfield or 'username'
>> ) if 'username' in table_user.fields else 'email'
>>
>>
> Well, now I believe the #2 purpose is the design intention, based on this
> section in Auth.register():
>
> table_user = self.table_user()
> if self.settings.login_userfield:
> username = self.settings.login_userfield
> elif 'username' in table_user.fields:
> username = 'username'
> else:
> username = 'email'
>
> In this case, I believe #1 is a bug and need to be fixed.
>
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