1 # -*- coding: utf-8 -*-

     2 #Copyright (C) 2009  Sandro Knauß <bugs@sandroknauss.de>

     3 

     4 #This program is free software; you can redistribute it and/or modify it under the terms

     5 #of the GNU General Public License as published by the Free Software Foundation;

     6 #either version 3 of the License, or any later version.

     7 #This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;

     8 #without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

     9 #See the GNU General Public License for more details.

    10 

    11 #You should have received a copy of the GNU General Public License

    12 #along with this program; if not, see <http://www.gnu.org/licenses/>.

    13 

    14 class Providerlist:

    15     def __init__(self):

    16         self.provider={}

    17         self.types={}

    18         self.defaults={}

    19         

    20     def add(self, name, provider, typeslist):

    21         self.provider[name]={"name":name, "class":provider, "types":typeslist}

    22         for stype in typeslist:

    23             try:

    24                 self.types[stype].append(self.provider[name])

    25             except KeyError:

    26                 self.types[stype]=[self.provider[name]]

    27             

    28     

    29     def setDefault(self, stype, name):

    30         self.defaults[stype]=self.provider[name]

    31     

    32     def getDefault(self, stype):

    33         return self.defaults[stype]

    34     

    35     def getProviderlist(self, stype):

    36         llist=[ provider["name"] for provider in self.types[stype] ]

    37         llist.sort()

    38         return llist

    39 

    40     def status(self):

    41         ret="provider:%s"%self.provider

    42         ret +="\ntypes:%s"%self.types

    43         return ret+"\ndefaults:%s"%self.defaults

    44 

    45     def getProvider(self, stype,  name="default"):

    46         if name=="default":

    47             return self.getDefault(stype)["class"]

    48 

    49         if not stype in self.provider[name] ["types"]:

    50             raise Exception("argh")

    51 

    52         return self.provider[name]["class"]