import sys
import os
import xmlrpclib
import copy
import time

class PanelDesignManager:


	DOCK_SKEL="\
[org/mate/desktop/session/required-components]\n\
dock='%s'\n\
windowmanager='marco'\n\
filemanager='caja'\n\n"
	CUSTOM_FILE="99_custom_panel_conf.setting"
	DCONF_DB_PATH="/etc/dconf/db/lliurex.d/"
	DCONF_DB_FILE=DCONF_DB_PATH+CUSTOM_FILE
	

	def __init__(self):
		
		pass	
		
	#def init

	
	def startup(self,options):
		
		self.internal_variable=copy.deepcopy(objects["VariablesManager"].get_variable("PANELDESIGNMANAGER"))
		
		if self.internal_variable==None:
			try:
				self.initialize_variable()
				objects["VariablesManager"].add_variable("PANELDESIGNMANAGER",copy.deepcopy(self.internal_variable),"","Panel Design Manager internal variable","n4d-panel-design-manager-server")
			except Exception as e:
				print e
	
	#def startup

	
	def initialize_variable(self):
		
		self.internal_variable={}
		self.internal_variable["status"]=False
		self.internal_variable["dconf"]=None
		self.internal_variable["date"]=None
		self.internal_variable["plank"]=True
		self.internal_variable["replicate"]=True
		
	#def initialize_variable
	
	def check_variable(self,variable):

		try:
			if not type(variable)==dict:
				return False
			if not type(variable["status"])==bool:
				return False
			if not type(variable["dconf"])==str:
				return False
			if not type(variable["date"])==str:
				return False
			if not type(variable["plank"])==bool:
				return False
			if not type(variable["replicate"])==bool:
				return False
		except:
			return False

		return True
		
	#def check_variable
	
	
	def save_configuration(self,data):
		
		if not self.check_variable(data):
			return {"status":False,"msg":"Variable does not have the expected structure"}
		
		if data["status"]:
			if data["dconf"]!=self.internal_variable["dconf"] or data["plank"]!=self.internal_variable["plank"] or not self.internal_variable["status"]:
				self._delete_dconf_file()
				self._write_dconf_file(data["dconf"],data["plank"])
		else:
			self._delete_dconf_file()
			
		self.internal_variable=copy.deepcopy(data)
		objects["VariablesManager"].set_variable("PANELDESIGNMANAGER",data)
		
		return {"status":True,"msg":""}
		
	#def save_configuration
	
	
	def get_configuration(self):
		
		return {"status":True,"msg":self.internal_variable}
		
	#def load_configuration
	
	
	def _delete_dconf_file(self):
		
		if os.path.exists(PanelDesignManager.DCONF_DB_FILE):
			os.remove(PanelDesignManager.DCONF_DB_FILE)
			os.system("dconf update")
			
	#def _remove_dconf_file
		
		
	def _write_dconf_file(self,dconf_content,use_plank=True):
		
		dock=""
		if use_plank:
			dock="plank"
		
		f=open(PanelDesignManager.DCONF_DB_FILE,"w")
		f.write(dconf_content)
		f.write(PanelDesignManager.DOCK_SKEL%(dock))
		f.close()
		
		os.system("dconf update")
		
	#def _write_dconf_file