From 0d43cf483767e98d62689bff5a654cdee9818b0a Mon Sep 17 00:00:00 2001
From: Ernesto Rico-Schmidt <e.rico.schmidt@gmail.com>
Date: Fri, 8 Mar 2013 23:14:19 +0100
Subject: added forms.py


diff --git a/program/forms.py b/program/forms.py
new file mode 100644
index 0000000..0ecd371
--- /dev/null
+++ b/program/forms.py
@@ -0,0 +1,42 @@
+from django import forms
+from django.core.files.images import get_image_dimensions
+
+from program.models import MusicFocus, ShowInformation, ShowTopic
+
+class FormWithButton(forms.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 forms.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 forms.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 forms.ValidationError("width or height is not 17, (17x17)")
+        return big_button
+
+class MusicFocusForm(FormWithButton):
+    class Meta:
+        model = MusicFocus
+
+class ShowInformationForm(FormWithButton):
+    class Meta:
+        model = ShowInformation
+
+class ShowTopicForm(FormWithButton):
+    class Meta:
+        model = ShowTopic
+
-- 
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