# coding: koi8-r
#====================================================
#	Cycle - calendar for women
#	Distributed under GNU Public License
# Author: Oleg S. Gints (altgo@users.sourceforge.net)
# Home page: http://cycle.sourceforge.net
#===================================================    
import warnings
# deprecated since release 2.3
warnings.filterwarnings("ignore",
                        category=DeprecationWarning,
                        message='.*rotor module', module=__name__)

import wx
import os, os.path , cPickle, hashlib
import cal_year
try:
    import rotor
except:
    import p_rotor as rotor

def Save_Cycle(name='cycle', passwd='123', file='cycle'):
    """ Save the contents of our document to disk.
    """
    objSave=[]
    m=hashlib.md5()
    m.update(passwd)
    rt=rotor.newrotor(m.digest())
    objSave.append(['period', cal_year.cycle.period])
    objSave.append(['by_average', cal_year.cycle.by_average])
    objSave.append(['disp', cal_year.cycle.disp])
    objSave.append(['first_week_day', cal_year.cycle.first_week_day])
    objSave.append(['note', cal_year.cycle.note])
    for d in cal_year.cycle.begin:
	objSave.append(['begin',[d.GetDay(), d.GetMonth(), d.GetYear()]])
   
    for d in cal_year.cycle.last:
	objSave.append(['last',[d.GetDay(), d.GetMonth(), d.GetYear()]])
	
    for d in cal_year.cycle.tablet:
	objSave.append(['tablet',[d.GetDay(), d.GetMonth(), d.GetYear()]])

    for d in cal_year.cycle.colour_set.keys():
	objSave.append(['colour', [d, cal_year.cycle.colour_set[d].Get()] ])

    tmp=rt.encrypt( 'Cycle'+cPickle.dumps(objSave) )
    tmp="UserName="+cPickle.dumps(name)+"==="+tmp
    p, f_name=get_f_name(file)

    if not os.path.exists(p):
	os.mkdir(p,0700)
    f=open(f_name,"wb")
    f.write(tmp)
    f.close()
#    print "All data saved to disk"


def Load_Cycle(name='cycle', passwd='123', file='cycle'):
    
    p, f_name=get_f_name(file)
    if os.path.isfile(f_name):
	m=hashlib.md5()
	m.update(passwd)
	rt=rotor.newrotor(m.digest())
	f=open(f_name,"rb")
	tmp=f.read()
	if tmp[:len("UserName=")] == "UserName=":
	    #new format
	    n=tmp.find("===")+len("===")
	    tmp=tmp[n:] #remove username
	tmp=rt.decrypt(tmp)
	f.close()
	if tmp[0:5]!='Cycle':
	    #	    print 'Password is invalid'
	    return False
	else:
	    tmp=tmp[5:] #remove control word 'Cycle'
	    objLoad=cPickle.loads(tmp)
	    set_color_default()
	    for type, d in objLoad:
#		print "Load: ", type, d
		if type=='period':
		    cal_year.cycle.period=int(d)
		elif type=='by_average':
		    cal_year.cycle.by_average=int(d)
		elif type=='disp':
		    cal_year.cycle.disp=int(d)
		elif type=='first_week_day':
		    cal_year.cycle.first_week_day=int(d)
		elif type=='begin':
		    dt=wx.DateTimeFromDMY(d[0], d[1], d[2])
		    cal_year.cycle.begin.append(dt)
		elif type=='last':
		    dt=wx.DateTimeFromDMY(d[0], d[1], d[2])
		    cal_year.cycle.last.append(dt)
		elif type=='tablet':
		    dt=wx.DateTimeFromDMY(d[0], d[1], d[2])
		    cal_year.cycle.tablet.append(dt)
		elif type=='note':
		    cal_year.cycle.note=d.copy()
		elif type=='colour': # d=['item', (r,g,b)]
		    c = wx.Colour(d[1][0], d[1][1], d[1][2])
		    if cal_year.cycle.colour_set.has_key(d[0]):
			cal_year.cycle.colour_set[d[0]] = c
		    else:
			cal_yaar.cycle.colour_set.update({d[0]:c})
#	    print "Load OK"
	    return True

#-------------------------------------------------------
def get_f_name(name=""):
    if '__WXMSW__' in wx.PlatformInfo:
        p=os.path.join(os.getcwd(),"data")
    else:
	p=os.path.expanduser("~/.cycle")
    f_name=os.path.join(p,name)

    return p, f_name

#-------------------------------------------------------
def set_color_default():
    cal_year.cycle.colour_set={'begin':wx.NamedColour('RED'),
	'prog begin':wx.NamedColour('PINK'),
        'conception':wx.NamedColour('MAGENTA'),
	'safe sex':wx.NamedColour('WHEAT'),
	'fertile':wx.NamedColour('GREEN YELLOW'),
	'ovule':wx.NamedColour('SPRING GREEN'),
	'1-st tablet':wx.NamedColour('GOLD'),
	'pause':wx.NamedColour('LIGHT BLUE'),
	'next 1-st tablet':wx.NamedColour('PINK')}