frappe/webnotes/install_lib/setup_public_folder.py

# make public folders

from __future__ import unicode_literals
import os

def make():
	"""make public folder symlinks if missing"""
	
	dirs = ["public", "public/js", "public/css", "public/files", "public/backups"]
	
	for dirname in dirs:
		if not os.path.exists(dirname):
			os.mkdir(dirname)
	
	os.chdir("public")
	
	symlinks = [
		["app", "../app/public"],
		["lib", "../lib/public"],
		["web.py", "../lib/public/html/web.py"],
		["server.py", "../lib/public/html/server.py"],
		["blank.html", "../lib/public/html/blank.html"],
		["unsupported.html", "../lib/public/html/unsupported.html"],
		["sitemap.xml", "../lib/public/html/sitemap.xml"],
		["rss.xml", "../lib/public/html/rss.xml"],
	]

	for link in symlinks:
		if not os.path.exists(link[0]):
			os.symlink(link[1], link[0])

	os.chdir("..")