""" This class contains all the functions for storing stuff """

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Copyright 2004 Dries Verachtert

# normally you dont use this class directly but a subclass
# use getInstance() to get the correct type of subclass (defined by a config parameter)
# PostgresqlStorage: store everything in a pgsql database
# MemoryStorage: store everything in memory

import posixpath, posix, string, sys, config
sys.path.append("pydar")
sys.path.append(".")
from command import Command
from log4py import Logger

# SINGLETON, so use getInstance()


class Storage:
    __myInstance = None
    __myConfig = None
    
    def __init__(self):
        raise Exception("use getStorage() on StorageFactory")
    
    def getConfig(cls):
        #raise Exception("todo getConfig")
        if cls.__myConfig == None:
            cls.__myConfig = config.Config.getInstance()
        return cls.__myConfig
    getConfig = classmethod(getConfig)
    
    ## classmethod
    #def getInstance(cls):
    #    if cls.__myInstance == None:
    #        unused = Storage()
    #    return cls.__myInstance
    #getInstance = classmethod(getInstance)
    
    def clearAssignedRights(self):
        raise Exception("clearAssignedRights:: Dont use Storage but a subclass of Storage, use getInstance()")
    
    def addAccount(self,name,type,fullname,passw,rights):
        raise Exception("addAccount:: Dont use Storage but a subclass of Storage, use getInstance()")
    
    def updateTarget(self, newTarget):
        raise Exception("updateTarget:: Dont use Storage but a subclass of Storage, use getInstance()")
    
    def getSpecRepositoryFileListToIds(self,specRepo):
        raise Exception("getSpecRepositoryFileListToIds:: Dont use Storage but a subclass of Storage, use getInstance()")
    
    def saveSpecRepositorySpecFile(self, specRepo, specRepoSpecFile):
        raise Exception("saveSpecRepositorySpecFile:: Dont use Storage but a subclass of Storage, use getInstance()")
    
    def saveSpecRepository(self,specRepo):
        raise Exception("saveSpecRepository:: Dont use Storage but a subclass of Storage, use getInstance()")
      
    def getSpecRepositoryFileListToChecksum(self,specRepo):
        raise Exception("getSpecRepositoryFileListToChecksum:: Dont use Storage but a subclass of Storage, use getInstance()")
        
    def checkIfValidUserId(self, userId,password, right):
        raise Exception("checkIfValidUserId:: Dont use Storage but a subclass of Storage, use getInstance()")

    def checkIfValidBuildMachineId(self, buildmachineid, password, right):
        raise Exception("checkIfValidBuildMachineId:: Dont use Storage but a subclass of Storage, use getInstance()")

    def registerSlave(self, buildmachineid):
        raise Exception("registerSlave:: Dont use Storage but a subclass of Storage, use getInstance()")

    def addDistroArchTag(self, buildmachineid, machroot):
        raise Exception("addDistroArchTag:: Dont use Storage but a subclass of Storage, use getInstance()")

    def addResultFileName(self,buildmachineid,commandId,fileName):
        raise Exception("addResultFileName:: Dont use Storage but a subclass of Storage, use getInstance()")

    def setBuildResult(self,buildmachineid,commandId,buildResult):
        raise Exception("setBuildResult:: Dont use Storage but a subclass of Storage, use getInstance()")

    # a seperate program updates the spec file repositories.
    # result: the commands which have to be executed to update all the spec file repositories
    # example:  "cd /a/b/c; svn update"
    def getSpecRepositoriesUpdateCommands(self):
        raise Exception("getSpecRepositoriesUpdateCommands:: Dont use Storage but a subclass of Storage, use getInstance()")
    

    def reserveCommand(self, buildmachineid):
        raise Exception("reserveCommand:: Dont use Storage but a subclass of Storage, use getInstance()")

    # get a mapping from something like fc3-i386 to --define fc3 1 --define dist fc3 for example
    def getDefinesByDistroArchTag(self,distroArchTag):
        raise Exception("getDefinesByDistroArchTag:: Dont use Storage but a subclass of Storage, use getInstance()")