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path: root/libkyf/libkyf.py
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#!/usr/bin/python
# -*-coding:utf-8 -*

import re, os, sys
import base64
import binascii
import datetime


def _tokyf(d, base = '', nbSpace = 0):
  out = ""
  for key, v in d.items():
    if type(v) is int :
      out += (key +'#' + str(v)) + '\n'
    elif  type(v) is str:
      out += (key + '=' + v) + '\n'
    elif type(v) == datetime.datetime:
      out += (key + '@' + str(v)) + '\n'
    elif type(v) is dict:
      out += ( '[ ' + key + ' ]' ) + '\n'
      out += _tokyf(v, base+key+'.',nbSpace+2)
    elif type(v) is list:
      isMultiple=False
      if len(v) == 0:
        continue
      for e in v[1:]:
        if type(e) is not type(v[0]):
          isMultiple = True
      if isMultiple:
        print(key  +  ' is a multi typed list',  file=sys.stderr)
        exit()
      else:
        if type(v[0]) is int:
          out += ( '[[#' + base + key + ' ]]' ) + '\n'
          for i in v :
            out += '#' + i + '\n'
        elif type(v[0]) is str:
          out += ( '[[=' + base + key + ' ]]' ) + '\n'
          for i in v :
            out += '=' + i + '\n'
        elif str(type(v[0])) == "<class 'datetime.datetime'>":
          out += ( '[[@' + key + ' ]]' ) + '\n'
          for i in v :
            out += '@' + i + '\n'
        elif type(v[0]) is list:
          out += ( '[[_' + key + ' ]]' ) + '\n'
          for e in v:
            out += _tokyf(e, base+key+'.',nbSpace+2)
        elif type(v[0]) is dict:
          for e in v:
            out += ( '[[ ' + key + ' ]]' ) + '\n'
            out += _tokyf(e, base+key+'.',nbSpace+2)
            out += ('') + '\n'
        else:
          print(key + ' is a list of unknow type !' + str(type(v[0])) + ')',
                file=sys.stderr)
          exit()
    else:
      print('Type error :' + key +
            ' don\'t have knowd type (' + str(type(v)) + ')', file=sys.stderr)
      exit()
  return out

def getTo( d, key, dico=True ):
  tD=d
  ls = key.strip().split('.')
  for i,k in enumerate(ls): 
    if type(tD) == dict:
      if k in tD:
        tD = tD[k]
      else:
        if dico:
          tD[k] = dict()
        else:
          tD[k] = list()
        tD = tD[k]
        return tD
    elif type(tD) == list:
      if type(tD[-1]) == dict:
        if k in tD[-1] :
          tD = tD[-1][k]
        else:
          if dico:
            tD[-1][k] = dict()
          else:
            tD[-1][k] = list()
          return tD[-1][k]
      else:
        tD = tD[-1];
  return tD

    



def _fromkyf( d, f ):
  tD=d
  listType=type(None)
  for line in f:
    line = line.strip()
    if line :
      if line[0] == '[':
        if line[1] == '[': # List
          if line[2] == ' ': # of table
            key = line[2:-2].strip()
            tD = getTo(d, key, dico=False)
            if type(tD) == list:
              tD.append(dict());
              tD = tD[-1]
              continue
            else:
              print('Error', file=sys.stderr)
              exit()
            continue
          elif line[2] == '=':
            key = line[3:-2].strip()
            tD = getTo(d, key, dico=False)
            listType=type('')
            continue
          elif line[2] == '#':
            key = line[2:-2].strip()
            listType=type(0)
            tD = getTo(d, key, dico=False)
            continue
          elif line[2] == '@':
            key = line[2:-2].strip()
            listType=type( None )
            tD = getTo(d, key, dico=False)
            continue
        else: # Table
          key = line[1:-1].strip()
          tD = getTo(d, key)
          continue
      elif line[0] == '=':
        if listType == type(''):
          tD.append(line[1:])
        else:
          print('Error', file=sys.stderr)
          exit()
        continue
      elif line[0] == '#':
        if listType == type(0):
          tD.append( int(line[1:]) )
        else:
          print('Error', file=sys.stderr)
        continue
      elif line[0] == '@':
        if listType == type(None):
          tD.append(line[1:])
        else:
          print('Error', file=sys.stderr)
        continue
      else:
        listType=type(None)
      i = line.find('=')
      if i != -1: # String arg
        key = line[:i].rstrip()
        tD[key] = line[i+1:].lstrip()
        continue
      i = line.find('#')
      if i != -1: # Number arg
        key = line[:i].rstrip()
        value = int(line[1+i:].strip())
        if key:
          tD[key] = value
        elif type(tD) == list:
          tD.append(value)
        else:
          print('Error', file=sys.stderr)
          exit()
        continue
      o = line.find('@')
      if i != -1: # Date arg
        print('Date no supported yet')
        exit()
      else:
        print('What ?')
        exit()
  return d

def dump( d ) :
  return _tokyf(d)

def load( f ) :
  d = dict()
  return _fromkyf( d, f )