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dd� Zdd� Z� fdd�Z� ZS )� FormMixinz5Provide a way to show and handle a form in a request.Nc C s
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get_prefix � zFormMixin.get_prefixc C r )z Return the form class to use.)�
form_classr r r r �get_form_class r zFormMixin.get_form_classc C s" |du r| � � }|di | �� ��S )z7Return an instance of the form to be used in this view.Nr )r �get_form_kwargs)r r r r r �get_form s zFormMixin.get_formc C s: | � � | �� d�}| jjdv r|�| jj| jjd�� |S )�8Return the keyword arguments for instantiating the form.)r r )�POST�PUT)�data�files)r r �request�method�updater �FILES�r �kwargsr r r r # s � �zFormMixin.get_form_kwargsc C s | j std��t| j �S )�<Return the URL to redirect to after processing a valid form.�-No URL to redirect to. Provide a success_url.)� success_urlr �strr r r r �get_success_url1 s
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form_valid7 s zFormMixin.form_validc C s | � | j|d��S )z0If the form is invalid, render the invalid form.)r, ��render_to_response�get_context_datar+ r r r � form_invalid; s zFormMixin.form_invalidc s& d|vr
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�Z� Z S ) �ModelFormMixinz:Provide a way to show and handle a ModelForm in a request.Nc C s� | j dur | jr td��| jr| jS | jdur| j}nt| dd�dur(| jj}n| �� j}| j du r:td| jj ��t j
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��z ModelFormMixin.get_form_classc s( t � �� }t| d�r|�d| ji� |S )r r< �instance)r2 r �hasattrr" r< r$ r3 r r r g s
z ModelFormMixin.get_form_kwargsc C sH | j r| j jdi | jj��}|S z| j�� }W |S ty# td��w )r& z^No URL to redirect to. Either provide a url or define a get_absolute_url method on the Model.Nr )r( �formatr< �__dict__�get_absolute_url�AttributeErrorr )r �urlr r r r* n s � ���z ModelFormMixin.get_success_urlc s |� � | _t� �|�S )z0If the form is valid, save the associated model.)�saver< r2 r- r+ r3 r r r- { s
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r; c @ s( e Zd ZdZdd� Zdd� Zdd� ZdS ) �ProcessFormViewz.Render a form on GET and processes it on POST.c O s | � | �� �S )z=Handle GET requests: instantiate a blank version of the form.r. �r r �argsr% r r r �get� s zProcessFormView.getc O s$ | � � }|�� r
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rK c @ � e Zd ZdZdS )� BaseFormViewz"A base view for displaying a form.N�r6 r7 r8 r9 r r r r rS � � rS c @ rR )�FormViewz?A view for displaying a form and rendering a template response.NrT r r r r rV � rU rV c �, e Zd ZdZ� fdd�Z� fdd�Z� ZS )�BaseCreateViewz�
Base view for creating a new object instance.
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View for creating a new object, with a response rendered by a template.
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Base view for updating an existing object.
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�z DeletionMixin.get_success_url)r6 r7 r8 r9 r( rh rP r* r r r r rg � s rg c @ rR )�BaseDeleteViewzx
Base view for deleting an object.
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DeleteViewzs
View for deleting an object retrieved with self.get_object(), with a
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