Hi everybody !

This topic is quite old, but since i was confronted to a similar problem, i 
thought it could help anybody interested in.

After consulting the rails API over nested attributes: 
http://api.rubyonrails.org/classes/ActiveRecord/NestedAttributes/ClassMethods.html
, I solved the problem through allowing parameters in the controller.

Adapted to the given example, it should go like that :

File : app/controllers/girls_controller.rb
[...]
def girl_params
      
params.require(:girl).permit(:name,:surname,:height,:weight,:description,girl_photos_attributes:[:photo,:id,:_destroy])
    end

Happy Hacking !


Le samedi 28 mai 2011 03:34:18 UTC+2, Yiannis a écrit :
>
> It worked. I tried many things and now it uploads my images. Thank you 
> even though I didn't understand what was wrong. 
>
>
>
>
>
> On 28 Μάϊος, 04:06, David Kahn <[email protected]> wrote: 
> > 2011/5/27 Yiannis <[email protected]> 
> > 
> > > Yes! Sorry David I meant exactly what you wrote and yes my GirlPhoto 
> > > model has a girl_id. Sorry for the wrong information. 
> > 
> > > I am also using paperclip 2.3.8 and rails 3.0.6. I can't figure out 
> > > what is wrong, I checked on google and I found a tutorial which is 
> > > exactly what I have done (the tutorial => 
> > 
> > >http://sleekd.com/general/adding-multiple-images-to-a-rails-model-wit... 
>
> > > ). 
> > 
> > I dont know the exact answer, but I would start with a debugger 
> breakpoint 
> > in the controller create action and see what params you are getting, how 
> > they are getting assigned to your model attributes (I guess you are 
> probably 
> > using update_attributes), and this should at least give you more 
> information 
> > on what's going on. 
> > 
> > If still having trouble would not hurt to post your schema for pertinent 
> > models and the model code pertaining to paperclip to see if there is 
> > anything not matching up. 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > > On 28 Μάϊος, 03:44, David Kahn <[email protected]> wrote: 
> > > > On Fri, May 27, 2011 at 7:23 PM, Yiannis <[email protected]> 
> wrote: 
> > > > > I have two models, one model girl and one girl_photos (a file 
> upload 
> > > > > asset). The only code I have in models which describes the 
> association 
> > > > > is: 
> > 
> > > > > For the girl => belongs_to :girl and  has_attached_file :photo 
> > > > > For the model girl_photos => has_many  :girl_photos and 
> > > > > accepts_nested_attributes_for :girl_photos 
> > 
> > > > First, the above does not make sense... do you mean the following: 
> > 
> > > > Model Girl 
> > > > has_many :girl_photos 
> > 
> > > > Model GirlPhotos 
> > > > belongs_to :girl 
> > 
> > > > I am assuming that your GirlPhoto model has a girl_id field, 
> correct? 
> > 
> > > > Anyhow confirm this as if the above is as you say, the associations 
> look 
> > > > wrong. 
> > 
> > > > > I've tried to save as a nested attribute the photo, it saves the 
> > > > > association in the database but it doesn't set the name of the 
> image 
> > > > > and doesn't upload it. 
> > 
> > > > > I thought that it might be a problem with paperclip so I created 
> > > > > another test model with no association, just one image upload (in 
> the 
> > > > > same model) and it worked fine (it uploaded the images and saved 
> it 
> > > > > correctly). 
> > 
> > > > > In the log file I see the following: 
> > > > > INSERT INTO `girls` (`name`, `surname`, `height`, `weight`, 
> > > > > `description`,  `created_at`, `updated_at`) VALUES ('test', 
> 'test', 
> > > > > 'test', 'test', 'test', '2011-05-27 18:31:57', '2011-05-27 
> 18:31:57') 
> > 
> > > > > INSERT INTO `girl_photos` (`created_at`, `updated_at`, 
> > > > > `photo_file_name`, `photo_content_type`, `photo_file_size`, 
> > > > > `photo_updated_at`, `girl_id`) VALUES ('2011-05-27 18:31:57', 
> > > > > '2011-05-27 18:31:57', NULL, NULL, NULL, NULL, 4) 
> > > > > [paperclip] Saving attachments. 
> > 
> > > > > For some reason, on the second query, it saves the photo but it 
> > > > > doesn't captures the name and it doesn't upload it. I don't know 
> what 
> > > > > else could I try or test. 
> > 
> > > > > Thank you for your help. 
> > 
> > > > > -- 
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