Okay, achieved to solve it by defining a custom validation.
def validate
if newsletter.nil?
errors.add(:newsletter, "Please specify 'yes' or 'no'")
end
end
Am 26.08.2009 um 13:31 schrieb Rails List:
Knut Rollig wrote:
> Hi,
>
> I am using two radio buttons ('yes', 'no') for one single field (here:
> newsletter).
> In my model I defined the field as required (validates_presence_of).
> In my view, field value gets set based on user input. As default no
> radio button is set initially.
>
> The issue:
> - If no selection is made by user, exception is thrown => good/
> expected
> - If user selects 'Yes', field is set to true and everything works
> fine
> - If user selects 'No', field is set to 'false', but
> validates_presence_of still generates exception => no good/unexpected
>
> Here are the code snipplets:
> Model:
> validates_presence_of :newsletter,
> :message => "Please select yes or no."
> View:
> Yes<%= f.radio_button :newsletter, true %>
> No<%= f.radio_button :newsletter, false %>
> <%= error_message_on(:registration, :newsletter)%>
>
>
> Any hint / advice is very much appreciated.
> Thanks in advance!
>
> Regards,
> Knut
I think boolean's are handled differently, did you try
validates_inclusion_of?.
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