Awesome. Thank you!

On Monday, January 18, 2016 at 3:20:35 PM UTC-5, Richard wrote:
>
> If I understand it properly you need :
>
> IS_EMPTY_OR(IS_IN_DB(...))
>
> Richard
>
> On Mon, Jan 18, 2016 at 3:17 PM, Ron Chatterjee <achatte...@gmail.com 
> <javascript:>> wrote:
>
>> I have a different problem with similar table/field. I have a reference 
>> to auth_user. But I want the table to work even it doesn't assign any user. 
>> But if I don't pick any auth_user from the drop down menu (assign to) I get 
>> an error (attached), value not in a database. And I get  the error even 
>> when I delete:
>>
>>  requires=IS_IN_DB(db,db.auth_user.id)
>>
>> Here is my table. 
>>
>> import os
>> db.define_table("Project",
>>                 Field("Title", "string", label='Project Title', 
>> requires=IS_NOT_EMPTY(),default=None),
>>                 Field("filename", "upload", default=None, 
>> uploadfolder=os.path.join(request.folder, 'uploads')),
>>                 Field("Description", "text", label='Project Description', 
>> requires=IS_NOT_EMPTY(),default=None),
>>                 Field("Project_budget", "integer", label='Project Budget 
>> $', default=None),
>>                 Field("start_date", "datetime", default=request.now, 
>> readable = False, writable=False),
>>                 Field("finish_date", "datetime", label='Project Due 
>> Date', default=None),
>>                 Field("asigned_to",'reference auth_user', 
>> widget=SQLFORM.widgets.options.widget, requires=IS_IN_DB(db,
>> db.auth_user.id)),
>>                 auth.signature)
>>
>>
>> Any thoughts?
>>
>>
>> On Monday, January 18, 2016 at 2:52:58 PM UTC-5, Richard wrote:
>>>
>>> You should use field .clone() method instead of redefining fields...
>>>
>>> For represent the user_id by it username, you should specify the 
>>> represent field like this in your IS_IN_DB() validator :
>>>
>>> IS_IN_DB(db,db.auth_user.id, '%(username)s')
>>>
>>> Richard
>>>
>>> On Wed, Jan 13, 2016 at 7:36 PM, Tom Campbell <tomca...@gmail.com> 
>>> wrote:
>>>
>>>>
>>>>
>>>> On Wednesday, January 13, 2016 at 3:38:56 PM UTC-8, Tom Campbell wrote:
>>>>>
>>>>> Creating a custom form that relates first name and last name fields to 
>>>>> the db.auth_user's user_id field. In the form below the user ID shows as 
>>>>> an 
>>>>> integer in the dropdown but I'd like it to show as the user's name. How 
>>>>> do 
>>>>> I do that?
>>>>>
>>>>>     form = SQLFORM.factory(
>>>>>             
>>>>>             Field('first_name', requires=IS_NOT_EMPTY()),
>>>>>             Field('last_name', requires=IS_NOT_EMPTY()),
>>>>>             Field('user_id', 'reference auth_user', 
>>>>> requires=IS_IN_DB(db,db.auth_user.id)),
>>>>>             fields=['first_name', 'last_name', 'user_id'],
>>>>>         )
>>>>>
>>>>> I also tried this, but it sill displayed as an integer:
>>>>             Field('user_id', 'reference auth_user', 
>>>> widget=SQLFORM.widgets.options.widget, requires=IS_IN_DB(db,
>>>> db.auth_user.id)),
>>>>  
>>>>
>>>> -- 
>>>> Resources:
>>>> - http://web2py.com
>>>> - http://web2py.com/book (Documentation)
>>>> - http://github.com/web2py/web2py (Source code)
>>>> - https://code.google.com/p/web2py/issues/list (Report Issues)
>>>> --- 
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>>>>
>>>
>>> -- 
>> Resources:
>> - http://web2py.com
>> - http://web2py.com/book (Documentation)
>> - http://github.com/web2py/web2py (Source code)
>> - https://code.google.com/p/web2py/issues/list (Report Issues)
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>>
>
>

-- 
Resources:
- http://web2py.com
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
- https://code.google.com/p/web2py/issues/list (Report Issues)
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