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from django.forms import ModelForm, ValidationError
from django.core.files.images import get_image_dimensions
from program.models import MusicFocus, ShowInformation, ShowTopic
class FormWithButton(ModelForm):
def clean_button(self):
button = self.cleaned_data.get('button')
if button:
width, height = get_image_dimensions(button)
if width != 11 or height != 11:
raise ValidationError("width or height is not 11, (11x11)")
return button
def clean_button_hover(self):
button_hover = self.cleaned_data.get('button_hover')
if button_hover:
width, height = get_image_dimensions(button_hover)
if width != 11 or height != 11:
raise ValidationError("width or height is not 11, (11x11)")
return button_hover
def clean_big_button(self):
big_button = self.cleaned_data.get('big_button')
if big_button:
width, height = get_image_dimensions(big_button)
if width != 17 or height != 17:
raise ValidationError("width or height is not 17, (17x17)")
return big_button
class MusicFocusForm(FormWithButton):
class Meta:
model = MusicFocus
fields = '__all__'
class ShowInformationForm(FormWithButton):
class Meta:
model = ShowInformation
fields = '__all__'
class ShowTopicForm(FormWithButton):
class Meta:
model = ShowTopic
fields = '__all__'
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