utils.py

# -*- coding: utf-8 -*-
"""
 Copyright 2008 Spike^ekipS <spikeekips@gmail.com>

	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 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
"""

import sys

from django.db.models.base import ModelBase

def get_model_name (model) :
    if not model :
        return None

    return get_name_by_model_name(
        model._meta.app_label,
        model._meta.object_name,
    )

def get_name_by_model_name (app_label, model_name) :
    return "%s.%s" % (app_label, model_name)

def get_model_by_index_model_name (app_label, model_index_name) :
    o = __import__("%s.models" % app_label, {}, {}, ["models", ])
    if not hasattr(o, model_index_name) :
        return None
    else :
        return getattr(o, model_index_name).Meta.model

get_model_by_index_model_name = classmethod(get_model_by_index_model_name)

def get_uid (model, pk) :
    return "%s/%s" % (get_model_name(model), pk, )

def get_index_models (model) :
    if isinstance(model, ModelBase) :
        model = get_model_name(model)
    elif isinstance(model.__class__, ModelBase) :
        model = get_model_name(model.__class__)

    return sys.MODELS_REGISTERED.get(model, None)

def get_index_model (app_label, index_name, ) :
    for k in sys.MODELS_REGISTERED.get(app_label, list()) :
        if k.meta.module_name == index_name :
            return k

def add_unicode_function (obj) :
    if hasattr(obj, "toString") :
        setattr(obj, "__unicode__", obj.toString, )

    return obj




"""
Description
-----------


ChangeLog
---------


Usage
-----


"""

__author__ =  "Spike^ekipS <spikeekips@gmail.com>"
__version__=  "0.1"
__nonsense__ = ""