django-semantic-editor layout to use the Zurb Foundation CSS

semantic_editor_layouts.py

import re
from semanticeditor.layout import LayoutDetailsBase

def num_to_word(num):
	return ('', 'one', 'two', 'three', 'four',)[num]
	
class FoundationLayoutDetails(LayoutDetailsBase):
	"""
        A custom layout to use the Zurb Foundation grid. At the moment it only works for up
        to 4 columns to avoid messy calculations. 
        """
	ROW_CLASS = "row"
	COLUMN_CLASS = "columns"
	max_columns = 4
	use_inner_column_div = False
	
	def row_classes(self, logical_column_count, actual_column_count):
		return [self.ROW_CLASS,]
		
	def column_classes(self, logical_column_num, actual_column_num, logical_column_count, actual_column_count):
		return [num_to_word(12/actual_column_count), self.COLUMN_CLASS,]
		
	def is_row_class(self, class_):
		return class_ == self.ROW_CLASS
		
	def is_column_class(self, class_):
		return class_ == self.COLUMN_CLASS or re.match(r'^(one|two|three|four) columns$', class_)