#!/usr/bin/python

import os, os.path, re

universe = {}
meta = {}

todo = [ ( "", os.path.join( os.getcwd(), "mudpy.conf" ) ) ]
while todo:
 anchor, datafile = todo.pop()
 datadir = os.path.dirname(datafile)
 if os.access(datafile, os.R_OK):
  data = file(datafile)
  for line in data:
   subanchor = ""
   if not ( re.match("^\w*#", line) or re.match("^\w*$", line) ):
    key, value = [ x.strip() for x in line.split("=", 1) ]
    value = eval( value, { "__builtins__": { "False": False, "True": True } } )
    if key.startswith("!"):
     addkey = ".".join( [ ".file:"+datafile, key ] )
     meta[addkey] = value
     if key.startswith("!load."):
      subanchor = key.replace("!load", anchor, 1)
     elif key == "!load":
      subanchor = anchor
     if subanchor:
      for item in value:
       if item.startswith("file:"):
        addfile = item.replace("file:", "", 1)
	if not addfile.startswith(os.path.sep):
         addfile = os.path.join( datadir, addfile )
        if not ( subanchor, addfile ) in todo:
         todo = [ ( subanchor, addfile ) ] + todo
    else:
     if not key.startswith("."):
      key = ".".join( [ anchor, key ] )
     universe[key] = value
     if key.startswith(".mudpy.data"):
      if key.startswith(".mudpy.data:"):
       subanchor = key.replace(".mudpy.data:", ".", 1)
      elif key == ".mudpy.data":
       subanchor = "."
      if subanchor and value.startswith("file:"):
       addfile = value.replace("file:", "", 1)
       if not addfile.startswith(os.path.sep):
        addfile = os.path.join( datadir, addfile )
       if not ( subanchor, addfile ) in todo:
        todo = [ ( subanchor, addfile ) ] + todo
  data.close()
 else:
  print("WARNING: Cannot open " + datafile + " for reading.")

for key, value in universe.items():
 facet_name = key.split(".")[-1].split(":")[0]
 if facet_name == "facet":
  facet_def = ".mudpy.facet"
 else:
  facet_def = ".mudpy.facet:" + facet_name
 facet_type = str( type(value) )
 if facet_def not in universe:
  print("WARNING: No strict typing for "+facet_name+" data, assuming "+facet_type+".")
 else:
  facet_check = "<type '" + universe[facet_def] + "'>"
  if facet_type != facet_check:
   print("WARNING: Facet "+facet_name+" is "+facet_type+" but should be "+facet_check+".")

keylist = meta.keys()
keylist.sort()
print("meta = {")
for key in keylist:
 print("        " + key + " = " + repr(meta[key]) + ",")
print("        }\n")

keylist = universe.keys()
keylist.sort()
print("universe = {")
for key in keylist:
 print("        " + key + " = " + repr(universe[key]) + ",")
print("        }\n")