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#
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# Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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# All rights reserved.
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# This component and the accompanying materials are made available
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# under the terms of "Eclipse Public License v1.0"
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# which accompanies this distribution, and is available
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# at the URL "http://www.eclipse.org/legal/epl-v10.html".
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#
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# Initial Contributors:
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# Nokia Corporation - initial contribution.
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#
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# Contributors:
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#
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# Description:
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#
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"""
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Cone public API.
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The core interface to the ConE functionality.
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"""
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import os
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import re
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import sys
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import logging
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import copy
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import sets
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import exceptions, utils, container, mapping
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class Base(container.ObjectContainer):
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"""
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The Base class is intended for capturing same kind of naming scheme.
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"""
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def __init__(self, ref="", **kwargs):
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if len(utils.dottedref.split_ref(ref)) > 1:
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raise exceptions.InvalidRef("Invalid reference for Base object %s!" % ref)
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self.ref = ref
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container.ObjectContainer.__init__(self, ref)
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for arg in kwargs.keys():
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if kwargs.get(arg) != None:
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setattr(self, arg, kwargs.get(arg))
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def __repr__(self):
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dict = self._dict()
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return "%s(%s)" % (self.__class__.__name__, dict)
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def _get_mapper(self,modelname):
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"""
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Return a instance of appropriate mapper for given model.
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"""
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return mapping.BaseMapper()
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def _compare(self, other, dict_keys=None):
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"""
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Compare the attributes of elements
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"""
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if isinstance(other, Base):
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keys = dict_keys or self._dict().keys()
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for key in keys:
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self_attr = None
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other_attr = None
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try:
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self_attr = getattr(self, key)
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other_attr = getattr(other, key)
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except AttributeError:
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# If the attribute is not found from either elements
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# ignore it entirely
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if self_attr == None and other_attr == None:
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continue
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if self_attr != other_attr:
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return False
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# If all given keys match report this as as similar element
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return True
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else:
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return False
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def _clone(self, **kwargs):
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"""
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A generic implementation for cloning the object.
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Copies all (public) members in dictionary.
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To clone objects recursively set the recursion level with recursion param.
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@param recursion: Boolean to define recursion on or off
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@param recursion_depth: positive integer to define recursion depth. default is -1 which will
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perform recursion to all objects.
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"""
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dict = self._dict()
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if kwargs.get('class_instance'):
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class_instance = kwargs.get('class_instance')
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del kwargs['class_instance']
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else:
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class_instance = self.__class__
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obj = class_instance(**dict)
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# Remove all children created at the construction phase
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# This is needed when the recursion adds children to the object so that there are not duplicates
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obj._order = []
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obj._children = {}
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# handle the recursion argument
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recursion = kwargs.get('recursion', False)
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if recursion:
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recursion_depth = kwargs.get('recursion_depth', -1)
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if recursion_depth < 0 or recursion_depth > 0:
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# decrease the recursion
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kwargs['recursion_depth'] = recursion_depth - 1
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for child in self._objects():
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obj._add(child._clone(**kwargs), container.APPEND)
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return obj
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def _dict(self):
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"""
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Return the public variables in a dictionary
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"""
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dict = {}
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for key in self.__dict__.keys():
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if key.startswith('_'):
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continue
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else:
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dict[key] = self.__dict__[key]
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return dict
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def _default_object(self, name):
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return Base(name)
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@property
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def fqr(self):
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"""
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Return a Fully Qualified Ref, which is the full name of the reference.
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Joins the namespace and ref to one string.
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@return: A string
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"""
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return utils.dottedref.join_refs([self.namespace, self.get_ref()])
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@property
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def namespace(self):
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"""
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@return: The namespace of the object.
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"""
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containerpath = ""
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path = ""
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parentcontainer = self.find_parent(container=True)
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parent = self.find_parent(type=Base)
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paths = []
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while parent and parent != parentcontainer:
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""" Skip the element if it is supposed to be hidden. Begins with _. """
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if not parent.get_ref().startswith('_'):
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paths.append(parent.get_ref())
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parent = parent._get_parent()
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if parentcontainer:
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paths.append(parentcontainer.namespace)
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paths.reverse()
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return utils.dottedref.join_refs(paths)
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def get_fullref(self):
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"""
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Return a full reference, reference including a
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possible index of the object in list.
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e.g. ref can be bar[1] or just the normal bar.
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@return: The full reference of the object.
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"""
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if self.parent and utils.is_list(self.parent._get(self.ref)):
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return "%s[%s]" % (self.ref, self.get_index())
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else:
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return self.ref
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def get_fullfqr(self):
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"""
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Return a full reference, reference including a
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possible index of the object in list.
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ref and adds index.
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@return: A string
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"""
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return utils.dottedref.join_refs([self.get_fullnamespace(), self.get_fullref()])
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def get_fullnamespace(self):
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"""
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@return: The full namespace of the object with possible indexes of the parent objects
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"""
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containerpath = ""
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path = ""
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parentcontainer = self.find_parent(container=True)
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parent = self.find_parent(type=Base)
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paths = []
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while parent and parent != parentcontainer:
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paths.append(parent.get_fullref())
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parent = parent.parent
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if parentcontainer:
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paths.append(parentcontainer.namespace)
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paths.reverse()
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return utils.dottedref.join_refs(paths)
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def get_storage(self):
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"""
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Get the root storage from the root object.
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"""
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if self._find_parent():
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return self._find_parent().get_storage()
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else:
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raise exceptions.StorageException("Storage is not found from root!")
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def get_project(self):
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"""
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Get the root project from the root object.
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"""
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if isinstance(self, Project):
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return self
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elif self._find_parent():
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return self._find_parent().get_project()
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else:
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raise exceptions.NotFound("Project not found!!")
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def get_default_view(self):
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"""
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Get the default view from the root object.
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"""
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try:
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return self._find_parent().get_default_view()
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except exceptions.NotFound:
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raise exceptions.NotFound("Default View is not found! No root configuration?")
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def get_root(self):
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"""
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Get the root object
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"""
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try:
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return self._find_parent().get_root()
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except exceptions.NotFound:
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return self
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def get_root_configuration(self):
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"""
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Get the root object
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"""
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if self.find_parent(type=Configuration):
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return self.find_parent(type=Configuration).get_root_configuration()
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elif isinstance(self, Configuration):
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return self
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else:
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return None
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def get_index(self):
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"""
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@return : the index of the data element for sequential data defined inside the same configuration.
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0 for normal data.
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"""
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# Get the list of items from parent which contains this element and ask my own index
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# Make sure that the returned element is a list with get_list
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selflist = utils.get_list(self._get_parent()._get(self.get_ref()))
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return selflist.index(self)
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def find_parent(self, **kwargs):
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"""
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find the closest parent object of given type.
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e.g. find_parent(type=Configuration) returns the closest parent
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Configuration parent instance
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@param type: class definitiob
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"""
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type = kwargs.get('type', None)
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container = kwargs.get('container', False)
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try:
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parent = self._find_parent()
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if type and isinstance(parent, type):
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return parent
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elif container and hasattr(parent, 'container'):
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return parent
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else:
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return parent.find_parent(**kwargs)
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except exceptions.NotFound:
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return None
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def add(self, child, policy=container.REPLACE):
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"""
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A generic add function to add child objects. The function is intended to act as
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proxy function that call the correct add function based on the child objects class.
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Example: obj.add(Feature("test")), actually obj.add_feature(Feature("test"))
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@param child: the child object to add
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@raise IncorrectClassError: if the given class cannot be added to this object.
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"""
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raise exceptions.NotSupportedException("Cannot add %s object to %s" % (child, self))
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def get_elem(self, fqr):
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"""
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A generic get function to get child objects and members. The function uses getattr
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to traverse downwards the the object tree. The returned object is the final object or attribute
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if it is found. Raises AttributeError if the child is not found.
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Example: obj.get('test.bar'), returns child obj.test.bar
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@param fqr: the fully qualified ref to the object
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@raise AttributeError: if the given ref is not found.
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"""
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return None
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class Project(Base):
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"""
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A project is a container that can hold several Configuration objects.
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"""
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def __init__(self, storage, **kwargs):
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"""
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Project constructor
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"""
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Base.__init__(self, "")
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""" Try to set the model and tet the actual configuration class """
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try:
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self._model = storage.persistentmodule.MODEL
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except AttributeError:
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self._model = None
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self.set_storage(storage)
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self.update()
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self.loaded = {}
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def __add_loaded__(self, ref, obj):
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"""
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Add the object to loaded
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"""
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self.loaded[ref] = {'counter': 0, 'obj': obj}
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def __get_loaded__(self, ref):
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"""
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Get a loaded object if it is existing and increase the reference counter
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@param ref:
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@return: The loaded object if it exists. None if it does not.
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"""
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if self.loaded.has_key(ref):
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return self.loaded[ref]['obj']
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else:
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return None
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def __loaded__(self, ref):
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"""
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Get a loaded object if it is existing and increase the reference counter
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@param ref:
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@return: The loaded object if it exists. None if it does not.
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"""
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if self.loaded.has_key(ref):
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self.loaded[ref]['counter'] += 1
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else:
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raise exceptions.NotFound("ref %s is not found from loaded!" % ref)
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def __unloaded__(self, ref):
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"""
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returns True when the reference count is zero and object can be released.
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"""
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if self.loaded.has_key(ref):
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self.loaded[ref]['counter'] -= 1
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if self.loaded[ref]['counter'] == 0:
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del self.loaded[ref]
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return True
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else:
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return False
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else:
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return True
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def _supported_type(self, obj):
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if isinstance(obj, Configuration) \
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or isinstance(obj, ConfigurationProxy):
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return True
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else:
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return False
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def update(self):
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"""
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update the root confml files as configurations
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"""
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root_confmls = self.get_storage().list_resources(".")
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root_confmls = utils.resourceref.filter_resources(root_confmls, "\.confml")
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for rootml in root_confmls:
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self._add(ConfigurationProxy(rootml))
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def get_storage(self):
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"""
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Get the Storage instance of this Project.
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"""
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return self.storage
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def set_storage(self, storage):
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"""
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Set the Storage instance of this Project.
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"""
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if isinstance(storage, Storage):
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self.storage = storage
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else:
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raise exceptions.StorageException("The given storage is not a instance of Storage!")
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def list_configurations(self, filter_or_filters=None):
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"""
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List the direct child objects of the project (Root configurations)
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@param filter_or_filters: A regular expression or list of regular expressions
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used for filtering the configuration paths. If None, all configurations are
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returned.
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@return: a list for configuration file paths
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"""
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filters = None
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if isinstance(filter_or_filters, basestring): filters = [filter_or_filters]
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elif filter_or_filters is not None: filters = filter_or_filters
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configs = [obj.get_path() for obj in self._objects()]
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if filters is not None:
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result = []
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for config in configs:
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for filter in filters:
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if re.match(filter, config) is not None:
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result.append(config)
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break
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return result
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else:
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return configs
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def list_all_configurations(self):
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"""
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List all configuration objects of the project (all configurations)
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@return: a list for configuration file paths
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"""
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return [obj.get_path() for obj in self._traverse(type=(Configuration, ConfigurationProxy))]
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def get_configuration(self, path):
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"""
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Get a configuration object from the given path
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@param path: path to configuration
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@return: a instance of Configuration.
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"""
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# Load the configuration object if it is not already loaded
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try:
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return self._get(utils.resourceref.to_objref(utils.resourceref.norm(path)))
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except exceptions.NotFound, e:
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if self.storage.is_resource(utils.resourceref.norm(path)):
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proxy = ConfigurationProxy(utils.resourceref.norm(path))
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proxy._set_parent(self)
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return proxy
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else:
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raise e
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def is_configuration(self, path):
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"""
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Return true if the given path is a configuration object in this Project.
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@param path: path to configuration
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@return: Boolean return value.
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"""
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# Changed from list_all_configurations to list_configurations
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|
447 |
# (list_all_configurations causes a insane performance problem with _traverse)
|
|
448 |
return path in self.list_configurations()
|
|
449 |
|
|
450 |
def add_configuration(self, config):
|
|
451 |
"""
|
|
452 |
Add a Configuration object to this project
|
|
453 |
"""
|
|
454 |
if isinstance(config, Configuration):
|
|
455 |
if self.is_configuration(config.get_path()):
|
|
456 |
raise exceptions.AlreadyExists("%s" % config.get_path())
|
|
457 |
self._add(config)
|
|
458 |
self.__add_loaded__(config.get_path(), config)
|
|
459 |
self.__loaded__(config.get_path())
|
|
460 |
else:
|
|
461 |
raise exceptions.IncorrectClassError("Only Configuration instance can be added to Project!")
|
|
462 |
|
|
463 |
def create_configuration(self, path, namespace=""):
|
|
464 |
"""
|
|
465 |
Create a Configuration object to this project
|
|
466 |
"""
|
|
467 |
config = self.get_configuration_class()(utils.resourceref.norm(path), namespace=namespace)
|
|
468 |
self.add_configuration(config)
|
|
469 |
return config
|
|
470 |
|
|
471 |
def remove_configuration(self, path):
|
|
472 |
"""
|
|
473 |
Remove a Configuration by its reference
|
|
474 |
"""
|
|
475 |
# remove configuration as an object and try to remove it from the storage
|
|
476 |
self._remove(utils.resourceref.to_objref(path))
|
|
477 |
try:
|
|
478 |
self.storage.delete_resource(path)
|
|
479 |
except exceptions.NotSupportedException:
|
|
480 |
pass
|
|
481 |
return
|
|
482 |
|
|
483 |
def import_configuration(self, configuration):
|
|
484 |
"""
|
|
485 |
Import a configuration object from another storage
|
|
486 |
"""
|
|
487 |
self.storage.import_resources(configuration.list_resources(), configuration.get_storage())
|
|
488 |
return
|
|
489 |
|
|
490 |
def export_configuration(self, configuration, export_storage, empty_folders=False):
|
|
491 |
"""
|
|
492 |
Export a configuration object to another storage
|
|
493 |
"""
|
|
494 |
# First clone the configuration and then import the rest of the configuration resources
|
|
495 |
if isinstance(configuration, ConfigurationProxy):
|
|
496 |
configuration = configuration._get_obj()
|
|
497 |
|
|
498 |
export_storage.unload(configuration.get_full_path(),configuration)
|
|
499 |
for child in configuration._traverse(type=Configuration):
|
|
500 |
export_storage.unload(child.get_full_path(),child)
|
|
501 |
|
|
502 |
#If the configuration is not in the root of the project adding the path
|
|
503 |
#to final exporting source path.
|
|
504 |
#l = []
|
|
505 |
cpath = utils.resourceref.get_path(configuration.get_path())
|
|
506 |
resr = [utils.resourceref.join_refs([cpath,related]) \
|
|
507 |
for related in configuration.get_layer().list_all_related(empty_folders)]
|
|
508 |
self.storage.export_resources(resr ,export_storage, empty_folders)
|
|
509 |
return
|
|
510 |
|
|
511 |
def get_configuration_class(self):
|
|
512 |
"""
|
|
513 |
return the default configuration class that is used with the model.
|
|
514 |
"""
|
|
515 |
return utils.get_class(self._model, Configuration)
|
|
516 |
|
|
517 |
def save(self):
|
|
518 |
"""
|
|
519 |
Save the object to the permanent Storage object. Calls the save operation for
|
|
520 |
all the children and also for the Storage.
|
|
521 |
"""
|
|
522 |
for child in self._objects():
|
|
523 |
if isinstance(child, (Configuration, ConfigurationProxy)):
|
|
524 |
child.save()
|
|
525 |
self.storage.save()
|
|
526 |
|
|
527 |
def close(self):
|
|
528 |
"""
|
|
529 |
Close the Project.
|
|
530 |
"""
|
|
531 |
for child in self._objects():
|
|
532 |
if isinstance(child, (Configuration, ConfigurationProxy)):
|
|
533 |
child.close()
|
|
534 |
self.storage.close()
|
|
535 |
|
|
536 |
def load(self, path):
|
|
537 |
"""
|
|
538 |
Load an object from a reference. The given reference is loaded once from storage
|
|
539 |
and stored as a loaded object to the Project. Sequential loads to the same ref will
|
|
540 |
return the same object.
|
|
541 |
@param path: The reference where to load the object
|
|
542 |
@raise StorageException: if the given object cannot be loaded as an
|
|
543 |
object from this storage
|
|
544 |
"""
|
|
545 |
if not self.__get_loaded__(path):
|
|
546 |
configuration = self.get_storage().load(path)
|
|
547 |
if configuration.get_ref() == 'unknown':
|
|
548 |
configuration.set_ref(utils.resourceref.to_dref(path))
|
|
549 |
self.__add_loaded__(path, configuration)
|
|
550 |
""" increase the ref counter """
|
|
551 |
self.__loaded__(path)
|
|
552 |
return self.__get_loaded__(path)
|
|
553 |
|
|
554 |
def unload(self, path, object):
|
|
555 |
"""
|
|
556 |
Release the given ref, which decreases the reference counter of the given ref.
|
|
557 |
@param path: The reference where to store the object
|
|
558 |
@param object: The object instance to dump
|
|
559 |
@raise StorageException: if the given object cannot be dumped to this storage
|
|
560 |
"""
|
|
561 |
if self.__unloaded__(path):
|
|
562 |
self.get_storage().unload(path, object)
|
|
563 |
|
|
564 |
def get_path(self):
|
|
565 |
"""
|
|
566 |
Return the path of the project, which is always root
|
|
567 |
"""
|
|
568 |
return ""
|
|
569 |
|
|
570 |
|
|
571 |
class CompositeConfiguration(Base):
|
|
572 |
"""
|
|
573 |
A base class for composite Configuration objects.
|
|
574 |
"""
|
|
575 |
def __init__(self, ref="", **kwargs):
|
|
576 |
# self.meta = {}
|
|
577 |
# self.desc = ""
|
|
578 |
super(CompositeConfiguration, self).__init__(ref, **kwargs)
|
|
579 |
self.container = True
|
|
580 |
|
|
581 |
def add_configuration(self, config):
|
|
582 |
"""
|
|
583 |
Add an existing Configuration to this configuration
|
|
584 |
@param config: A Configuration instance:
|
|
585 |
@return: None
|
|
586 |
"""
|
|
587 |
"""
|
|
588 |
Merge the default view features from added config to this configs _default_view.
|
|
589 |
"""
|
|
590 |
self._add(config)
|
|
591 |
|
|
592 |
def include_configuration(self, configref):
|
|
593 |
"""
|
|
594 |
Add an existing Configuration to this configuration by its resource reference
|
|
595 |
@param config: A Configuration instance:
|
|
596 |
@return: None
|
|
597 |
"""
|
|
598 |
# add the configuration load proxy to this configuration instead
|
|
599 |
# adding the configuration directly
|
|
600 |
self._add(ConfigurationProxy(configref))
|
|
601 |
|
|
602 |
def create_configuration(self, path):
|
|
603 |
"""
|
|
604 |
Create a new configuration by its name to the Configuration.
|
|
605 |
1. Create new Configuration object
|
|
606 |
2. Create new ConfigurationProxy
|
|
607 |
3. Add proxy to this object
|
|
608 |
4. Set proxy to point to the created Configuration object
|
|
609 |
@param path: The reference of the configuration to create
|
|
610 |
@return: The new configuration object.
|
|
611 |
"""
|
|
612 |
# normalise the path
|
|
613 |
normpath = utils.resourceref.norm(path)
|
|
614 |
cklass = self.get_configuration_class()
|
|
615 |
conf = cklass(normpath, namespace=self.namespace)
|
|
616 |
proxy = ConfigurationProxy(normpath)
|
|
617 |
self.add_configuration(proxy)
|
|
618 |
proxy._set_obj(conf)
|
|
619 |
return conf
|
|
620 |
|
|
621 |
def remove_configuration(self, path):
|
|
622 |
"""
|
|
623 |
Remove a Layer object from the Configuration by its reference.
|
|
624 |
"""
|
|
625 |
self._remove(utils.resourceref.to_objref(path))
|
|
626 |
|
|
627 |
def list_configurations(self):
|
|
628 |
"""
|
|
629 |
List all Layer objects in the Configuration
|
|
630 |
@return: a copy array of layer references.
|
|
631 |
"""
|
|
632 |
return [config.get_path() for config in self._objects(type=(Configuration, ConfigurationProxy))]
|
|
633 |
|
|
634 |
def list_all_configurations(self):
|
|
635 |
"""
|
|
636 |
List all Layer objects in the Configuration
|
|
637 |
@return: a copy array of layer references.
|
|
638 |
"""
|
|
639 |
# TODO
|
|
640 |
# huge performance problem
|
|
641 |
return [config.get_path() for config in self._traverse(type=(Configuration, ConfigurationProxy))]
|
|
642 |
|
|
643 |
def get_configuration(self, path):
|
|
644 |
"""
|
|
645 |
Get a Layer object by if path
|
|
646 |
@return: a Layer object
|
|
647 |
"""
|
|
648 |
return self._get(utils.resourceref.to_objref(path))
|
|
649 |
|
|
650 |
def get_configuration_by_index(self, index):
|
|
651 |
"""
|
|
652 |
Get a Layer object by if indexing number
|
|
653 |
@return: a Layer object
|
|
654 |
"""
|
|
655 |
configs = self._objects(type=(Configuration, ConfigurationProxy))
|
|
656 |
return configs[index]
|
|
657 |
|
|
658 |
def get_last_configuration(self):
|
|
659 |
"""
|
|
660 |
Get the last Layer object from this configuration hierarchy.
|
|
661 |
@return: a Layer object
|
|
662 |
"""
|
|
663 |
last_config = self
|
|
664 |
try:
|
|
665 |
last_config = last_config.get_configuration_by_index(-1)
|
|
666 |
return last_config.get_last_configuration()
|
|
667 |
except IndexError:
|
|
668 |
return self
|
|
669 |
|
|
670 |
def get_configuration_class(self):
|
|
671 |
"""
|
|
672 |
return the default configuration class retrieved from the project if it is found.
|
|
673 |
Otherwise return cone.public.api.Configuration.
|
|
674 |
"""
|
|
675 |
try:
|
|
676 |
return self.get_project().get_configuration_class()
|
|
677 |
# catch the Parent/Project NotFound exception
|
|
678 |
except exceptions.NotFound:
|
|
679 |
return Configuration
|
|
680 |
|
|
681 |
def add(self, child, policy=container.REPLACE):
|
|
682 |
"""
|
|
683 |
A generic add function to add child objects. The function is intended to act as
|
|
684 |
proxy function that call the correct add function based on the child objects class.
|
|
685 |
|
|
686 |
Example: obj.add(Feature("test")), actually obj.add_feature(Feature("test"))
|
|
687 |
@param child: the child object to add
|
|
688 |
@raise IncorrectClassError: if the given class cannot be added to this object.
|
|
689 |
"""
|
|
690 |
if isinstance(child, Configuration):
|
|
691 |
self.add_configuration(child)
|
|
692 |
elif isinstance(child, ConfigurationProxy):
|
|
693 |
self.add_configuration(child)
|
|
694 |
elif isinstance(child, Base):
|
|
695 |
self._add(child)
|
|
696 |
else:
|
|
697 |
raise exceptions.IncorrectClassError("Cannot add %s to %s" % (child, self))
|
|
698 |
|
|
699 |
def layered_content(self, layers=None):
|
|
700 |
"""
|
|
701 |
fetch content from first to last and override content
|
|
702 |
if it is found from a later layer
|
|
703 |
Create an array of the layers based on the layer indexes.
|
|
704 |
"""
|
|
705 |
configuration_array = []
|
|
706 |
if layers == None:
|
|
707 |
configuration_array = self.list_configurations()
|
|
708 |
else:
|
|
709 |
all = self.list_configurations()
|
|
710 |
for i in layers:
|
|
711 |
configuration_array.append(all[i])
|
|
712 |
|
|
713 |
content = container.DataContainer()
|
|
714 |
for configuration_path in configuration_array:
|
|
715 |
content_folder = self.get_configuration(configuration_path).get_layer().content_folder()
|
|
716 |
content_path = content_folder.get_current_path()
|
|
717 |
for content_file in content_folder.list_resources("", True):
|
|
718 |
source_file = utils.resourceref.join_refs([content_path, content_file])
|
|
719 |
content.add_value(content_file, source_file)
|
|
720 |
|
|
721 |
return content
|
|
722 |
|
|
723 |
|
|
724 |
class Configuration(CompositeConfiguration):
|
|
725 |
"""
|
|
726 |
A Configuration is a container that can hold several Layer objects.
|
|
727 |
"""
|
|
728 |
|
|
729 |
def __init__(self, ref="", **kwargs):
|
|
730 |
self.path = kwargs.get('path') or ref
|
|
731 |
self.namespace = kwargs.get('namespace', '')
|
|
732 |
self.name = utils.resourceref.to_objref(self.path)
|
|
733 |
super(Configuration, self).__init__(utils.resourceref.to_objref(self.path))
|
|
734 |
self.container = True
|
|
735 |
|
|
736 |
def _default_object(self, name):
|
|
737 |
return Feature(name)
|
|
738 |
|
|
739 |
def _supported_type(self, obj):
|
|
740 |
if isinstance(obj, Configuration) \
|
|
741 |
or isinstance(obj, Feature) \
|
|
742 |
or isinstance(obj, Data) \
|
|
743 |
or isinstance(obj, ConfigurationProxy) \
|
|
744 |
or isinstance(obj, View) \
|
|
745 |
or isinstance(obj, Base):
|
|
746 |
return True
|
|
747 |
else:
|
|
748 |
return False
|
|
749 |
|
|
750 |
def _dict(self):
|
|
751 |
"""
|
|
752 |
Return the public variables in a dictionary
|
|
753 |
"""
|
|
754 |
dict = {}
|
|
755 |
for key in self.__dict__.keys():
|
|
756 |
if key.startswith('_'):
|
|
757 |
continue
|
|
758 |
else:
|
|
759 |
dict[key] = self.__dict__[key]
|
|
760 |
dict['namespace'] = self.namespace
|
|
761 |
return dict
|
|
762 |
|
|
763 |
def get_name(self):
|
|
764 |
"""
|
|
765 |
Return the name of the configuration
|
|
766 |
"""
|
|
767 |
return self.name
|
|
768 |
|
|
769 |
def set_name(self, name):
|
|
770 |
"""
|
|
771 |
Set the name
|
|
772 |
"""
|
|
773 |
self.name = name
|
|
774 |
|
|
775 |
def get_path(self):
|
|
776 |
"""
|
|
777 |
Return the path of the configuration resource
|
|
778 |
"""
|
|
779 |
return self.path
|
|
780 |
|
|
781 |
def set_path(self, path):
|
|
782 |
"""
|
|
783 |
Set the path of the configuration resource, and update the name and ref to correspond
|
|
784 |
"""
|
|
785 |
self.path = path
|
|
786 |
#self.name = utils.resourceref.to_objref(self.path)
|
|
787 |
self.set_ref(utils.resourceref.to_objref(self.path))
|
|
788 |
|
|
789 |
#@property
|
|
790 |
def get_full_path(self):
|
|
791 |
"""
|
|
792 |
Return the path of the configuration resource
|
|
793 |
"""
|
|
794 |
try:
|
|
795 |
parentconfig = self._find_parent(type=Configuration)
|
|
796 |
parent_path = utils.resourceref.get_path(parentconfig.get_path())
|
|
797 |
except exceptions.NotFound:
|
|
798 |
parent_path = ""
|
|
799 |
|
|
800 |
return utils.resourceref.join_refs([parent_path, self.path])
|
|
801 |
|
|
802 |
def get_layer(self):
|
|
803 |
"""
|
|
804 |
Get the layer object where this Configuration is located.
|
|
805 |
"""
|
|
806 |
if not hasattr(self, "layer"):
|
|
807 |
layerpath = utils.resourceref.get_path(self.get_path())
|
|
808 |
# hardcoded removal of confml folder from the layer path it is there
|
|
809 |
layerpath = utils.resourceref.remove_end(layerpath, '/confml')
|
|
810 |
self.layer = Layer(self.get_storage(), layerpath)
|
|
811 |
""" Add the sublayers to this layer if they are different from this configuration """
|
|
812 |
for configpath in self.list_configurations():
|
|
813 |
sublayer_path = utils.resourceref.get_path(self.get_configuration(configpath).get_full_path())
|
|
814 |
sublayer_path = utils.resourceref.remove_end(sublayer_path, '/confml')
|
|
815 |
if sublayer_path != utils.resourceref.get_path(self.get_path()):
|
|
816 |
self.layer.add_layer(self.get_configuration(configpath).get_layer())
|
|
817 |
return self.layer
|
|
818 |
|
|
819 |
def set_namespace(self, namespace):
|
|
820 |
"""
|
|
821 |
@param namespace: The new namespace of the object
|
|
822 |
"""
|
|
823 |
self._namespace = namespace
|
|
824 |
#self.root.set_namespace(namespace)
|
|
825 |
|
|
826 |
def get_namespace(self):
|
|
827 |
"""
|
|
828 |
@return: The reference of the object.
|
|
829 |
"""
|
|
830 |
return self._namespace
|
|
831 |
|
|
832 |
def del_namespace(self):
|
|
833 |
"""
|
|
834 |
@return: The reference of the object.
|
|
835 |
"""
|
|
836 |
self._namespace = None
|
|
837 |
namespace = property(get_namespace, set_namespace, del_namespace)
|
|
838 |
|
|
839 |
def list_resources(self, empty_folders=False):
|
|
840 |
"""
|
|
841 |
List all resources used in this configuration
|
|
842 |
"""
|
|
843 |
"""
|
|
844 |
1. First ensure that all configuration resource files are added
|
|
845 |
2. Then add all layer resources
|
|
846 |
3. Make the list distinct
|
|
847 |
"""
|
|
848 |
|
|
849 |
|
|
850 |
resources = [self.get_full_path()]
|
|
851 |
for config in self._traverse(type=Configuration):
|
|
852 |
resources.append(config.get_full_path())
|
|
853 |
layer = self.get_layer()
|
|
854 |
for resref in layer.list_all_resources(empty_folders):
|
|
855 |
resources.append(utils.resourceref.join_refs([layer.get_current_path(), resref]))
|
|
856 |
|
|
857 |
return utils.distinct_array(resources)
|
|
858 |
|
|
859 |
def get_resource(self, ref, mode="r"):
|
|
860 |
"""
|
|
861 |
Get the given resource as a Resource object. The resource is searched relative to the
|
|
862 |
Configuration path, e.g. Configuration('test/foo/root.confml') => searches from 'test/foo'.
|
|
863 |
@param ref: the reference path to the requested resource
|
|
864 |
@return: a instance of Resource.
|
|
865 |
"""
|
|
866 |
mypath = utils.resourceref.get_path(self.path)
|
|
867 |
myref = utils.resourceref.join_refs([mypath, ref])
|
|
868 |
return self.get_storage().open_resource(myref, mode)
|
|
869 |
|
|
870 |
def get_all_resources(self):
|
|
871 |
"""
|
|
872 |
Get all resources in resource list of Resource objects
|
|
873 |
"""
|
|
874 |
resources = []
|
|
875 |
res_list = self.list_resources()
|
|
876 |
for res in res_list:
|
|
877 |
resources.append(self.get_storage().open_resource(res))
|
|
878 |
return resources
|
|
879 |
|
|
880 |
def get_root_resource(self):
|
|
881 |
"""
|
|
882 |
Get the configuration reference resource.
|
|
883 |
"""
|
|
884 |
return self.get_storage().open_resource(self.get_path())
|
|
885 |
|
|
886 |
def get_feature(self, ref):
|
|
887 |
"""
|
|
888 |
Get a feature object by its reference.
|
|
889 |
@param ref: The reference to the feature object.
|
|
890 |
@return: A Feature object
|
|
891 |
"""
|
|
892 |
return self._get(ref)
|
|
893 |
|
|
894 |
def add_feature(self, feature, namespace=""):
|
|
895 |
"""
|
|
896 |
Add a feature object to the configuration.
|
|
897 |
@param feature: The Feature object to add.
|
|
898 |
@param namespace: The sub namespace for the feature.
|
|
899 |
e.g. to add fea2 under fea1 add_feature(fea2, 'fea1')
|
|
900 |
@return: None
|
|
901 |
"""
|
|
902 |
self._add_to_path(namespace, feature)
|
|
903 |
|
|
904 |
def remove_feature(self, ref):
|
|
905 |
"""
|
|
906 |
remove feature by its reference
|
|
907 |
@param ref:
|
|
908 |
"""
|
|
909 |
self._remove(ref)
|
|
910 |
|
|
911 |
def list_features(self):
|
|
912 |
"""
|
|
913 |
List immediate features found under the this configuration (the top nodes).
|
|
914 |
The features are also available via the _default_view of the configuration.
|
|
915 |
@return: a list of feature references.
|
|
916 |
"""
|
|
917 |
return [fea.get_ref() for fea in self._objects(type=Feature)]
|
|
918 |
|
|
919 |
def list_all_features(self):
|
|
920 |
"""
|
|
921 |
List all features found under the this configuration. The features are also
|
|
922 |
available via the _default_view of the configuration.
|
|
923 |
@return: a list of feature references.
|
|
924 |
"""
|
|
925 |
return [fea.fqr for fea in self._traverse(type=Feature)]
|
|
926 |
|
|
927 |
def add_data(self, data, policy=container.REPLACE):
|
|
928 |
"""
|
|
929 |
Add a data object to this configuration object.
|
|
930 |
@param data: The Data object to add.
|
|
931 |
@return: None
|
|
932 |
"""
|
|
933 |
if not self._has(data.attr):
|
|
934 |
self._add(DataContainer(data.attr, container=True))
|
|
935 |
(namespace, name) = utils.dottedref.psplit_ref(data.get_fearef())
|
|
936 |
self._get(data.attr)._add_to_path(namespace, data, policy)
|
|
937 |
|
|
938 |
def get_data(self, ref):
|
|
939 |
"""
|
|
940 |
Get a data object by its reference.
|
|
941 |
@param ref: The reference to the data object.
|
|
942 |
@return: A Data object
|
|
943 |
"""
|
|
944 |
return self.data._get(ref)
|
|
945 |
|
|
946 |
def remove_data(self, ref):
|
|
947 |
"""
|
|
948 |
remove feature by its reference
|
|
949 |
@param ref:
|
|
950 |
"""
|
|
951 |
self.data._remove(ref)
|
|
952 |
|
|
953 |
def list_datas(self):
|
|
954 |
"""
|
|
955 |
List all datas found under the this configuration.
|
|
956 |
@return: a list of Data references.
|
|
957 |
"""
|
|
958 |
if self._has('data'):
|
|
959 |
return [dataelem.fqr for dataelem in self.data._objects(type=Data)]
|
|
960 |
else:
|
|
961 |
return []
|
|
962 |
|
|
963 |
def get_datas(self):
|
|
964 |
"""
|
|
965 |
List immediate datas found under the this configuration (the top nodes).
|
|
966 |
@return: a list of Data references.
|
|
967 |
"""
|
|
968 |
if self._has('data'):
|
|
969 |
return [dataelem for dataelem in self.data._objects(type=Data)]
|
|
970 |
else:
|
|
971 |
return []
|
|
972 |
|
|
973 |
def list_all_datas(self):
|
|
974 |
"""
|
|
975 |
List all Data elements found under the this configuration (or subconfigurations).
|
|
976 |
@return: a list of Data references.
|
|
977 |
"""
|
|
978 |
return [dataelem.fqr for dataelem in self._traverse(type=Data)]
|
|
979 |
|
|
980 |
def get_all_datas(self):
|
|
981 |
"""
|
|
982 |
List all Data elements found under the this configuration (or subconfigurations).
|
|
983 |
@return: a list of Data references.
|
|
984 |
"""
|
|
985 |
return [dataelem for dataelem in self._traverse(type=Data)]
|
|
986 |
|
|
987 |
def list_leaf_datas(self):
|
|
988 |
"""
|
|
989 |
List all leaf Data elements (i.e. actually modified settings) found under this configuration (or subconfigurations).
|
|
990 |
@return: A list of Data references.
|
|
991 |
"""
|
|
992 |
return [dataelem.fqr for dataelem in self._find_leaves(type=Data)]
|
|
993 |
|
|
994 |
def get_leaf_datas(self):
|
|
995 |
"""
|
|
996 |
Get all leaf Data elements (i.e. actually modified settings) found under this configuration (or subconfigurations).
|
|
997 |
@return: A list of Data objects.
|
|
998 |
"""
|
|
999 |
return [dataelem for dataelem in self._find_leaves(type=Data)]
|
|
1000 |
|
|
1001 |
def get_view(self, ref):
|
|
1002 |
"""
|
|
1003 |
Get a view object by its reference.
|
|
1004 |
@param ref: The reference to the view object.
|
|
1005 |
@return: A View object
|
|
1006 |
"""
|
|
1007 |
# Populate the view object before returning it
|
|
1008 |
view = self._get(ref)
|
|
1009 |
view.populate()
|
|
1010 |
return view
|
|
1011 |
|
|
1012 |
def add_view(self, viewname):
|
|
1013 |
"""
|
|
1014 |
Add a view object to the configuration.
|
|
1015 |
@param viewname: The name of the view to add.
|
|
1016 |
@return: None
|
|
1017 |
"""
|
|
1018 |
return self._add(View(viewname))
|
|
1019 |
|
|
1020 |
def remove_view(self, ref):
|
|
1021 |
"""
|
|
1022 |
Remove a view object from the configuration.
|
|
1023 |
@param ref: The reference to the View.
|
|
1024 |
@return: None
|
|
1025 |
@raise NotFound: when view is not found.
|
|
1026 |
"""
|
|
1027 |
return self._remove(ref)
|
|
1028 |
|
|
1029 |
def list_views(self):
|
|
1030 |
"""
|
|
1031 |
List all views found under the this configuration.
|
|
1032 |
@return: a list of view references.
|
|
1033 |
"""
|
|
1034 |
return [view._path(self) for view in self._traverse(type=View)]
|
|
1035 |
|
|
1036 |
def save(self):
|
|
1037 |
"""
|
|
1038 |
Save the object to the permanent Storage object. Calls the save operation of
|
|
1039 |
all the children.
|
|
1040 |
"""
|
|
1041 |
for child in self._objects():
|
|
1042 |
if isinstance(child, (Configuration,ConfigurationProxy)):
|
|
1043 |
child.save()
|
|
1044 |
self.get_project().unload(self.get_full_path(), self)
|
|
1045 |
|
|
1046 |
def close(self):
|
|
1047 |
"""
|
|
1048 |
Close the configuration
|
|
1049 |
"""
|
|
1050 |
for child in self._objects():
|
|
1051 |
if isinstance(child, (Configuration, ConfigurationProxy)):
|
|
1052 |
child.close()
|
|
1053 |
# if self.get_full_path() != "":
|
|
1054 |
# self.get_project().unload(self.get_full_path(), self)
|
|
1055 |
|
|
1056 |
def add(self, child, policy=container.REPLACE):
|
|
1057 |
"""
|
|
1058 |
A generic add function to add child objects. The function is intended to act as
|
|
1059 |
proxy function that call the correct add function based on the child objects class.
|
|
1060 |
|
|
1061 |
Example: obj.add(Feature("test")), actually obj.add_feature(Feature("test"))
|
|
1062 |
@param child: the child object to add
|
|
1063 |
@raise IncorrectClassError: if the given class cannot be added to this object.
|
|
1064 |
"""
|
|
1065 |
if isinstance(child, Feature):
|
|
1066 |
self.add_feature(child)
|
|
1067 |
elif isinstance(child, View):
|
|
1068 |
self._add(child)
|
|
1069 |
elif isinstance(child, (Data)):
|
|
1070 |
self.add_data(child)
|
|
1071 |
else:
|
|
1072 |
super(Configuration, self).add(child)
|
|
1073 |
|
|
1074 |
def get_default_view(self):
|
|
1075 |
"""
|
|
1076 |
Get the default view from this configuration hierarchy.
|
|
1077 |
This returns always the view from the Root configuration point of view.
|
|
1078 |
"""
|
|
1079 |
try:
|
|
1080 |
parent = self._find_parent_or_default()
|
|
1081 |
if parent and isinstance(parent, Configuration):
|
|
1082 |
return parent.get_default_view()
|
|
1083 |
else:
|
|
1084 |
if not hasattr(self, '_default_view'):
|
|
1085 |
self._create_default_view()
|
|
1086 |
return self._default_view
|
|
1087 |
except exceptions.NotFound, e:
|
|
1088 |
raise e
|
|
1089 |
# raise exceptions.NotFound("Default View is not found! No root configuration?")
|
|
1090 |
|
|
1091 |
def recreate_default_view(self):
|
|
1092 |
try:
|
|
1093 |
parent = self._find_parent_or_default()
|
|
1094 |
if parent and isinstance(parent, Configuration):
|
|
1095 |
parent.recreate_default_view()
|
|
1096 |
else:
|
|
1097 |
self._create_default_view()
|
|
1098 |
except exceptions.NotFound, e:
|
|
1099 |
raise e
|
|
1100 |
# raise exceptions.NotFound("Default View is not found! No root configuration?")
|
|
1101 |
|
|
1102 |
def _create_default_view(self):
|
|
1103 |
# Rebuild the default view for this Configuration
|
|
1104 |
self._default_view = View("_default_view", data=True)
|
|
1105 |
self._default_view._parent= self
|
|
1106 |
# First add all features of the configuration to the view.
|
|
1107 |
# Then add all data elements under the features
|
|
1108 |
for child in self._traverse(type=Feature):
|
|
1109 |
self._default_view.add_feature(child, child.namespace)
|
|
1110 |
for child in self._traverse(type=Data):
|
|
1111 |
#parent_config = child._find_parent_or_default(type=Configuration)
|
|
1112 |
#print "Adding data %s: fqr: %s from file %s." % (child.get_value(), child.fqr, parent_config.get_path())
|
|
1113 |
try:
|
|
1114 |
fea = self._default_view.get_feature(child.fqr)
|
|
1115 |
fea.add_data(child)
|
|
1116 |
except exceptions.NotFound, e:
|
|
1117 |
data_parent_config = child._find_parent_or_default(type=Configuration)
|
|
1118 |
logging.getLogger('cone').info("Warning: Feature '%s' for data in %s not found." % (child.fqr, data_parent_config.get_path()))
|
|
1119 |
|
|
1120 |
class ConfigurationProxy(container.LoadProxy):
|
|
1121 |
"""
|
|
1122 |
Configuration loading proxy. Loads the configuration from the given reference, when needed.
|
|
1123 |
"""
|
|
1124 |
def __init__(self, path, **kwargs):
|
|
1125 |
"""
|
|
1126 |
The ConfigurationProxy that represents a configuration that is included in another configuration.
|
|
1127 |
@param ref: the reference to the storage resource
|
|
1128 |
The ConfigurationProxy trust to get the store_interface from the parent object with get_storage() function.
|
|
1129 |
|
|
1130 |
"""
|
|
1131 |
container.LoadProxy.__init__(self, path)
|
|
1132 |
self.set('_name', utils.resourceref.to_objref(path))
|
|
1133 |
|
|
1134 |
def _clone(self, **kwargs):
|
|
1135 |
"""
|
|
1136 |
A ConfigurationProxy specific implementation for cloning.
|
|
1137 |
Copies all (public) members in dictionary.
|
|
1138 |
To clone call the actual object that is proxied as well if the reqursion is on.
|
|
1139 |
@param recursion: Boolean to define recursion on or off
|
|
1140 |
@param recursion_depth: positive integer to define recursion depth. default is -1 which will
|
|
1141 |
perform recursion to all objects.
|
|
1142 |
"""
|
|
1143 |
dict = self._dict()
|
|
1144 |
obj = self.__class__(**dict)
|
|
1145 |
# handle the recursion argument
|
|
1146 |
recursion = kwargs.get('recursion', False)
|
|
1147 |
if recursion:
|
|
1148 |
recursion_depth = kwargs.get('recursion_depth', -1)
|
|
1149 |
if recursion_depth < 0 or recursion_depth > 0:
|
|
1150 |
# decrease the recursion
|
|
1151 |
kwargs['recursion_depth'] = recursion_depth - 1
|
|
1152 |
newobj = self._get_obj()._clone(**kwargs)
|
|
1153 |
obj._set_obj(newobj)
|
|
1154 |
return obj
|
|
1155 |
|
|
1156 |
def _dict(self):
|
|
1157 |
"""
|
|
1158 |
Return the public variables in a dictionary
|
|
1159 |
"""
|
|
1160 |
dict = {}
|
|
1161 |
for key in self.__dict__.keys():
|
|
1162 |
if key.startswith('_'):
|
|
1163 |
continue
|
|
1164 |
else:
|
|
1165 |
dict[key] = self.__dict__[key]
|
|
1166 |
return dict
|
|
1167 |
|
|
1168 |
def _get_mapper(self,modelname):
|
|
1169 |
"""
|
|
1170 |
Return a instance of appropriate mapper for given model.
|
|
1171 |
"""
|
|
1172 |
return mapping.BaseMapper()
|
|
1173 |
|
|
1174 |
class Group(Base):
|
|
1175 |
"""
|
|
1176 |
A Group class. Group is used in View to group up other Group/Feature objects.
|
|
1177 |
"""
|
|
1178 |
def __init__(self, ref="", **kwargs):
|
|
1179 |
super(Group, self).__init__(ref, **kwargs)
|
|
1180 |
self.name = ref
|
|
1181 |
self.support_data = kwargs.get("data", False)
|
|
1182 |
|
|
1183 |
def _supported_type(self, obj):
|
|
1184 |
if isinstance(obj, (Group, \
|
|
1185 |
Base, \
|
|
1186 |
_FeatureProxy, \
|
|
1187 |
FeatureLink)):
|
|
1188 |
return True
|
|
1189 |
else:
|
|
1190 |
return False
|
|
1191 |
|
|
1192 |
def _default_object(self, name):
|
|
1193 |
return Group(name)
|
|
1194 |
|
|
1195 |
def get_name(self):
|
|
1196 |
"""
|
|
1197 |
Return the name of the configuration
|
|
1198 |
"""
|
|
1199 |
return self.name
|
|
1200 |
|
|
1201 |
def set_name(self, name):
|
|
1202 |
"""
|
|
1203 |
Set the name
|
|
1204 |
"""
|
|
1205 |
self.name
|
|
1206 |
|
|
1207 |
def add(self, child, policy=container.REPLACE):
|
|
1208 |
"""
|
|
1209 |
A generic add function to add child objects. The function is intended to act as
|
|
1210 |
proxy function that call the correct add function based on the child objects class.
|
|
1211 |
|
|
1212 |
Example: obj.add(Feature("test")), actually obj.add_feature(Feature("test"))
|
|
1213 |
@param child: the child object to add
|
|
1214 |
@raise IncorrectClassError: if the given class cannot be added to this object.
|
|
1215 |
"""
|
|
1216 |
if isinstance(child, (Group, \
|
|
1217 |
Base, \
|
|
1218 |
_FeatureProxy, \
|
|
1219 |
FeatureLink)):
|
|
1220 |
self._add(child)
|
|
1221 |
else:
|
|
1222 |
raise exceptions.IncorrectClassError("Cannot add %s to %s" % (child, self))
|
|
1223 |
|
|
1224 |
def get_name(self):
|
|
1225 |
"""
|
|
1226 |
Return the name of the configuration
|
|
1227 |
"""
|
|
1228 |
return self.name
|
|
1229 |
|
|
1230 |
def set_name(self, name):
|
|
1231 |
"""
|
|
1232 |
Set the name
|
|
1233 |
"""
|
|
1234 |
self.name = name
|
|
1235 |
|
|
1236 |
def add_feature(self, feature, path=""):
|
|
1237 |
"""
|
|
1238 |
Add feature to this Group.
|
|
1239 |
"""
|
|
1240 |
if not isinstance(feature, Feature):
|
|
1241 |
raise exceptions.IncorrectClassError("add_feature requires instance of Feature!! Given %s" % feature)
|
|
1242 |
if not self.support_data:
|
|
1243 |
self._add_to_path(path, _FeatureProxy(feature._name, feature))
|
|
1244 |
else:
|
|
1245 |
self._add_to_path(path, _FeatureDataProxy(feature._name, feature))
|
|
1246 |
|
|
1247 |
def remove_feature(self, ref):
|
|
1248 |
"""
|
|
1249 |
remove a given feature from this view by reference.
|
|
1250 |
@param ref:
|
|
1251 |
"""
|
|
1252 |
self._remove(ref)
|
|
1253 |
|
|
1254 |
def get_feature(self, ref):
|
|
1255 |
"""
|
|
1256 |
@param path: The path (ref) to the given feature
|
|
1257 |
"""
|
|
1258 |
try:
|
|
1259 |
return self._get(ref)
|
|
1260 |
except exceptions.NotFound:
|
|
1261 |
raise exceptions.NotFound("Feature '%s' not found." % ref)
|
|
1262 |
|
|
1263 |
def get_features(self, ref, **kwargs):
|
|
1264 |
"""
|
|
1265 |
Get a list of features that match the ref.
|
|
1266 |
Example1: get_features('foo.bar') would be the same as get_feature('foo.bar'), but this returns
|
|
1267 |
always a list [<Feature>].
|
|
1268 |
Example2: get_features('foo.*') would try to retrieve a list of all foo children.
|
|
1269 |
Example3: get_features('foo.*', type='') would try to retrieve a list of all foo children,
|
|
1270 |
that have a defined type.
|
|
1271 |
@param path: The path (ref) to the given feature or xpath like expression
|
|
1272 |
@return: A list of features.
|
|
1273 |
"""
|
|
1274 |
(startref, last) = utils.dottedref.psplit_ref(ref)
|
|
1275 |
startelem = self._get(startref)
|
|
1276 |
if last == '**':
|
|
1277 |
return [fea for fea in startelem._traverse(**kwargs)]
|
|
1278 |
elif last == '*':
|
|
1279 |
return [fea for fea in startelem._objects(**kwargs)]
|
|
1280 |
else:
|
|
1281 |
return [self._get(ref)]
|
|
1282 |
|
|
1283 |
def list_features(self):
|
|
1284 |
"""
|
|
1285 |
Return a array of all Feature children references under this object.
|
|
1286 |
"""
|
|
1287 |
return [fea.get_ref() for fea in self._objects(type=(_FeatureProxy))]
|
|
1288 |
|
|
1289 |
def list_all_features(self):
|
|
1290 |
"""
|
|
1291 |
Return a array of all Feature children references under this object.
|
|
1292 |
"""
|
|
1293 |
return [fea.fqr for fea in self._traverse(type=(_FeatureProxy))]
|
|
1294 |
|
|
1295 |
def add_group(self, groupname):
|
|
1296 |
"""
|
|
1297 |
"""
|
|
1298 |
self._add(Group(groupname))
|
|
1299 |
|
|
1300 |
def remove_group(self, ref):
|
|
1301 |
"""
|
|
1302 |
remove a given feature from this view by reference.
|
|
1303 |
@param ref:
|
|
1304 |
"""
|
|
1305 |
self._remove(ref)
|
|
1306 |
|
|
1307 |
def get_group(self, ref):
|
|
1308 |
"""
|
|
1309 |
@param path: The path (ref) to the given feature
|
|
1310 |
"""
|
|
1311 |
return self._get(ref)
|
|
1312 |
|
|
1313 |
def list_groups(self):
|
|
1314 |
"""
|
|
1315 |
"""
|
|
1316 |
return [group.get_name() for group in self._objects(type=Group)]
|
|
1317 |
|
|
1318 |
def populate(self):
|
|
1319 |
"""
|
|
1320 |
Populate or fetch the link to the actual feature for this featureproxy.
|
|
1321 |
This method fetches the feature to the _obj member variable and populates also
|
|
1322 |
subfeatures.
|
|
1323 |
"""
|
|
1324 |
for child in self._traverse(type=FeatureLink):
|
|
1325 |
child.populate()
|
|
1326 |
|
|
1327 |
|
|
1328 |
|
|
1329 |
class View(Group):
|
|
1330 |
"""
|
|
1331 |
A View class. View is intended to create new or different hierarchies of existing features. A View can contain Group and/or Feature objects.
|
|
1332 |
"""
|
|
1333 |
def __init__(self, ref="", **kwargs):
|
|
1334 |
super(View, self).__init__(self.to_ref(ref), **kwargs)
|
|
1335 |
self.name = ref
|
|
1336 |
self.container = True
|
|
1337 |
|
|
1338 |
@classmethod
|
|
1339 |
def to_ref(cls, ref):
|
|
1340 |
"""
|
|
1341 |
return a view reference converted from name
|
|
1342 |
"""
|
|
1343 |
return ref.replace('.', '').replace('/', '')
|
|
1344 |
|
|
1345 |
|
|
1346 |
class Feature(Base):
|
|
1347 |
"""
|
|
1348 |
A Feature class. Feature is the base for all Configurable items in a Configuration.
|
|
1349 |
"""
|
|
1350 |
PROPERTIES = ['value']
|
|
1351 |
def __init__(self, ref="", **kwargs):
|
|
1352 |
super(Feature, self).__init__(ref, **kwargs)
|
|
1353 |
self.name = kwargs.get('name', ref)
|
|
1354 |
self.type = kwargs.get('type', None)
|
|
1355 |
self._dataproxy = None
|
|
1356 |
|
|
1357 |
def __copy__(self):
|
|
1358 |
dict = {}
|
|
1359 |
for key in self.__dict__.keys():
|
|
1360 |
if key.startswith('_') or key == 'ref':
|
|
1361 |
continue
|
|
1362 |
else:
|
|
1363 |
dict[key] = self.__dict__[key]
|
|
1364 |
fea = self.__class__(self.ref, **dict)
|
|
1365 |
return fea
|
|
1366 |
|
|
1367 |
|
|
1368 |
def _supported_type(self, obj):
|
|
1369 |
# For now support added for desc element via support for Base
|
|
1370 |
if isinstance(obj, (Feature, Option, Base)):
|
|
1371 |
return True
|
|
1372 |
else:
|
|
1373 |
return False
|
|
1374 |
|
|
1375 |
def add(self, child, policy=container.REPLACE):
|
|
1376 |
"""
|
|
1377 |
A generic add function to add child objects. The function is intended to act as
|
|
1378 |
proxy function that call the correct add function based on the child objects class.
|
|
1379 |
|
|
1380 |
Example: obj.add(Feature("test")), actually obj.add_feature(Feature("test"))
|
|
1381 |
@param child: the child object to add
|
|
1382 |
@raise IncorrectClassError: if the given class cannot be added to this object.
|
|
1383 |
"""
|
|
1384 |
if isinstance(child, Feature):
|
|
1385 |
self.add_feature(child)
|
|
1386 |
elif isinstance(child, Option):
|
|
1387 |
self._add(child, policy)
|
|
1388 |
elif isinstance(child, Base):
|
|
1389 |
self._add(child, policy)
|
|
1390 |
else:
|
|
1391 |
raise exceptions.IncorrectClassError("Cannot add %s to %s" % (child, self))
|
|
1392 |
|
|
1393 |
def get_name(self):
|
|
1394 |
"""
|
|
1395 |
Return the name of the configuration
|
|
1396 |
"""
|
|
1397 |
return self.name
|
|
1398 |
|
|
1399 |
def set_name(self, name):
|
|
1400 |
"""
|
|
1401 |
Set the name
|
|
1402 |
"""
|
|
1403 |
self.name = name
|
|
1404 |
|
|
1405 |
def get_type(self):
|
|
1406 |
return self.type
|
|
1407 |
|
|
1408 |
def set_type(self, type):
|
|
1409 |
self.type = type
|
|
1410 |
|
|
1411 |
def add_feature(self, feature, path=""):
|
|
1412 |
"""
|
|
1413 |
@param feature: The Feature object to add
|
|
1414 |
"""
|
|
1415 |
configuration = self.find_parent(type=Configuration)
|
|
1416 |
if configuration:
|
|
1417 |
feapath = utils.dottedref.join_refs([self._path(configuration), path])
|
|
1418 |
configuration.add_feature(feature, feapath)
|
|
1419 |
else:
|
|
1420 |
self._add_to_path(path, feature)
|
|
1421 |
|
|
1422 |
def get_feature(self, path):
|
|
1423 |
"""
|
|
1424 |
@param path: The path (ref) to the given feature
|
|
1425 |
"""
|
|
1426 |
return self._get(path)
|
|
1427 |
|
|
1428 |
def remove_feature(self, ref):
|
|
1429 |
"""
|
|
1430 |
remove a given feature from this view by reference.
|
|
1431 |
@param ref:
|
|
1432 |
"""
|
|
1433 |
configuration = self.find_parent(type=Configuration)
|
|
1434 |
if configuration:
|
|
1435 |
fullfqr = utils.dottedref.join_refs([self._path(configuration), ref])
|
|
1436 |
configuration.remove_feature(fullfqr)
|
|
1437 |
else:
|
|
1438 |
self._remove(ref)
|
|
1439 |
|
|
1440 |
def list_features(self):
|
|
1441 |
"""
|
|
1442 |
Return a array of all Feature children references under this object.
|
|
1443 |
"""
|
|
1444 |
return [fea.get_ref() for fea in self._objects(type=Feature)]
|
|
1445 |
|
|
1446 |
def list_all_features(self):
|
|
1447 |
"""
|
|
1448 |
Return a array of all Feature children references under this object.
|
|
1449 |
"""
|
|
1450 |
return [fea._path(self) for fea in self._traverse(type=Feature)]
|
|
1451 |
|
|
1452 |
def add_option(self, option):
|
|
1453 |
"""
|
|
1454 |
@param option: option object
|
|
1455 |
"""
|
|
1456 |
if not isinstance(option, Option):
|
|
1457 |
raise TypeError("%r is not an instance of Option!" % option)
|
|
1458 |
self._add(option)
|
|
1459 |
|
|
1460 |
def create_option(self, name, value):
|
|
1461 |
"""
|
|
1462 |
@param name: option name
|
|
1463 |
@param value: option value
|
|
1464 |
"""
|
|
1465 |
self._add(Option(name, value))
|
|
1466 |
|
|
1467 |
def get_option(self, ref):
|
|
1468 |
"""
|
|
1469 |
@param name: The option reference of the option (as returned by list_options())
|
|
1470 |
"""
|
|
1471 |
real_ref = 'opt_' + ref
|
|
1472 |
obj = self._get(real_ref)
|
|
1473 |
if not isinstance(obj, Option):
|
|
1474 |
raise TypeError('Object %r is not an instance of Option (%r instead)' % (real_ref, type(obj)))
|
|
1475 |
return obj
|
|
1476 |
|
|
1477 |
def remove_option(self, ref):
|
|
1478 |
"""
|
|
1479 |
remove a given option from this feature by option reference.
|
|
1480 |
"""
|
|
1481 |
real_ref = 'opt_' + ref
|
|
1482 |
obj = self._get(real_ref)
|
|
1483 |
if not isinstance(obj, Option):
|
|
1484 |
raise TypeError('Trying to remove option with ref %r, but object with ref %r is not an instance of Option (%s instead)' % (ref, real_ref, type(obj)))
|
|
1485 |
self._remove(real_ref)
|
|
1486 |
|
|
1487 |
def list_options(self):
|
|
1488 |
"""
|
|
1489 |
Return a array of all Option children references under this object.
|
|
1490 |
"""
|
|
1491 |
# Return option refs without the leading 'opt_'
|
|
1492 |
return [opt.ref[4:] for opt in self._objects(type=Option)]
|
|
1493 |
|
|
1494 |
def get_value(self, attr=None):
|
|
1495 |
"""
|
|
1496 |
Get the current value of the feature
|
|
1497 |
@param attr: The attribute name of the data. E.g. attr='data', attr='rfs'
|
|
1498 |
"""
|
|
1499 |
# Do not allow getting of setting of sequence values directly with Feature object
|
|
1500 |
if not self.is_sequence():
|
|
1501 |
return self.get_value_cast(self.dataproxy._get_value(attr), attr)
|
|
1502 |
else:
|
|
1503 |
""" get the feature specific data from sequence => a column of data table """
|
|
1504 |
coldata = []
|
|
1505 |
feasequence = self.get_sequence_parent()
|
|
1506 |
feapath = self._path(feasequence)
|
|
1507 |
for row in feasequence.data:
|
|
1508 |
feadata = row.get_feature(feapath)
|
|
1509 |
coldata.append(feadata.value)
|
|
1510 |
return coldata
|
|
1511 |
|
|
1512 |
def set_value(self, value, attr=None):
|
|
1513 |
"""
|
|
1514 |
Set the current value for this feature. Set the value on the topmost layer.
|
|
1515 |
@param value: the value to set
|
|
1516 |
"""
|
|
1517 |
# Do not allow setting of setting of sequence values directly with Feature object
|
|
1518 |
if not self.is_sequence():
|
|
1519 |
value = self.set_value_cast(value, attr)
|
|
1520 |
self.dataproxy._set_value(value, attr)
|
|
1521 |
|
|
1522 |
def del_value(self, attr=None):
|
|
1523 |
"""
|
|
1524 |
Delete the topmost value for this feature.
|
|
1525 |
"""
|
|
1526 |
if not self.is_sequence():
|
|
1527 |
self.dataproxy._del_value(attr)
|
|
1528 |
|
|
1529 |
def get_value_cast(self, value, attr=None):
|
|
1530 |
"""
|
|
1531 |
A function to perform the value type casting in get operation
|
|
1532 |
@param value: the value to cast
|
|
1533 |
@param attr: the attribute which is fetched from model (normally in confml either None='data' or 'rfs')
|
|
1534 |
"""
|
|
1535 |
return value
|
|
1536 |
|
|
1537 |
def set_value_cast(self, value, attr=None):
|
|
1538 |
"""
|
|
1539 |
A function to perform the value type casting in the set operation
|
|
1540 |
@param value: the value to cast
|
|
1541 |
@param attr: the attribute which is fetched from model (normally in confml either None='data' or 'rfs')
|
|
1542 |
"""
|
|
1543 |
return value
|
|
1544 |
|
|
1545 |
def get_original_value(self, attr=None):
|
|
1546 |
"""
|
|
1547 |
Get the current value of the feature
|
|
1548 |
@param attr: The attribute name of the data. E.g. attr='data', attr='rfs'
|
|
1549 |
"""
|
|
1550 |
# Do not allow getting of setting of sequence values directly with Feature object
|
|
1551 |
if not self.is_sequence():
|
|
1552 |
return self.dataproxy._get_value(attr)
|
|
1553 |
else:
|
|
1554 |
""" get the feature specific data from sequence => a column of data table """
|
|
1555 |
coldata = []
|
|
1556 |
feasequence = self.get_sequence_parent()
|
|
1557 |
feapath = self._path(feasequence.data)
|
|
1558 |
for row in feasequence.data:
|
|
1559 |
feadata = row.get_feature(feapath)
|
|
1560 |
coldata.append(feadata.value)
|
|
1561 |
return coldata
|
|
1562 |
|
|
1563 |
def add_data(self, data):
|
|
1564 |
"""
|
|
1565 |
Add a data value.
|
|
1566 |
@param data: A Data object
|
|
1567 |
"""
|
|
1568 |
try:
|
|
1569 |
return self.dataproxy._add_data(data)
|
|
1570 |
except AttributeError:
|
|
1571 |
self.dataproxy = self.get_default_view().get_feature(self.get_fullfqr())
|
|
1572 |
return self.dataproxy._add_data(data)
|
|
1573 |
|
|
1574 |
def get_data(self, attr=None):
|
|
1575 |
"""
|
|
1576 |
Helper function to get the topmost data value from the default view.
|
|
1577 |
@param attr: The attribute name of the data. E.g. attr='data', attr='rfs'
|
|
1578 |
"""
|
|
1579 |
try:
|
|
1580 |
return self.dataproxy._get_data(attr)
|
|
1581 |
except AttributeError:
|
|
1582 |
self.dataproxy = self.get_default_view().get_feature(self.get_fullfqr())
|
|
1583 |
return self.dataproxy._get_data(attr)
|
|
1584 |
|
|
1585 |
def get_datas(self):
|
|
1586 |
"""
|
|
1587 |
Helper function to get the data values from the default view.
|
|
1588 |
"""
|
|
1589 |
try:
|
|
1590 |
return self.dataproxy._get_datas()
|
|
1591 |
except AttributeError:
|
|
1592 |
self.dataproxy = self.get_default_view().get_feature(self.get_fullfqr())
|
|
1593 |
return self.dataproxy._get_datas()
|
|
1594 |
|
|
1595 |
def get_valueset(self):
|
|
1596 |
"""
|
|
1597 |
Get the ValueSet object for this feature, that has the list of available values.
|
|
1598 |
"""
|
|
1599 |
if self.get_type() == 'boolean':
|
|
1600 |
return ValueSet([True, False])
|
|
1601 |
elif self.get_type() == 'int':
|
|
1602 |
return ValueRange(0, sys.maxint)
|
|
1603 |
elif self.get_type() == 'string':
|
|
1604 |
return ValueRe('.*')
|
|
1605 |
elif self.get_type() in ('selection', 'multiSelection'):
|
|
1606 |
values = []
|
|
1607 |
for opt in self._objects(type=Option):
|
|
1608 |
v = opt.get_value()
|
|
1609 |
if v is not None: values.append(v)
|
|
1610 |
return ValueSet(values)
|
|
1611 |
|
|
1612 |
def is_sequence(self):
|
|
1613 |
""" Return true if the feature is a sequence or part of a sequence """
|
|
1614 |
try:
|
|
1615 |
return self._parent.is_sequence()
|
|
1616 |
except AttributeError:
|
|
1617 |
return False
|
|
1618 |
|
|
1619 |
def get_sequence_parent(self):
|
|
1620 |
""" Try to get a FeatureSequence object for this Feature if it is found """
|
|
1621 |
try:
|
|
1622 |
return self._parent.get_sequence_parent()
|
|
1623 |
except AttributeError:
|
|
1624 |
return None
|
|
1625 |
|
|
1626 |
def getdataproxy(self):
|
|
1627 |
if self._dataproxy == None:
|
|
1628 |
self.dataproxy = self.get_default_view().get_feature(self.get_fullfqr())
|
|
1629 |
return self._dataproxy
|
|
1630 |
def setdataproxy(self, value): self._dataproxy = value
|
|
1631 |
def deldataproxy(self): self._dataproxy = None
|
|
1632 |
dataproxy = property(getdataproxy, setdataproxy, deldataproxy)
|
|
1633 |
value = property(get_value, set_value, del_value)
|
|
1634 |
|
|
1635 |
class FeatureSequence(Feature):
|
|
1636 |
POLICY_REPLACE = 0
|
|
1637 |
POLICY_APPEND = 1
|
|
1638 |
POLICY_PREPEND = 2
|
|
1639 |
"""
|
|
1640 |
A Feature class. Feature is the base for all Configurable items in a Configuration.
|
|
1641 |
"""
|
|
1642 |
dataelem_name = '?datarows'
|
|
1643 |
template_name = '?template'
|
|
1644 |
def __init__(self, ref="", **kwargs):
|
|
1645 |
super(FeatureSequence, self).__init__(ref)
|
|
1646 |
self.name = kwargs.get('name', ref)
|
|
1647 |
self.type = 'sequence'
|
|
1648 |
self.mapKey = kwargs.get('mapKey')
|
|
1649 |
self.mapValue = kwargs.get('mapValue')
|
|
1650 |
self._templatedata = None
|
|
1651 |
|
|
1652 |
def _get_policy(self, data):
|
|
1653 |
"""
|
|
1654 |
parse the policy from a policy string and return a constant
|
|
1655 |
@return: POLICY_* constant
|
|
1656 |
"""
|
|
1657 |
try:
|
|
1658 |
containerdata = utils.get_list(data._get_parent()._get(data.get_ref()))
|
|
1659 |
firstdata = containerdata[0]
|
|
1660 |
except AttributeError:
|
|
1661 |
firstdata = data
|
|
1662 |
|
|
1663 |
if firstdata.policy == 'append':
|
|
1664 |
return self.POLICY_APPEND
|
|
1665 |
elif firstdata.policy == 'prefix':
|
|
1666 |
return self.POLICY_PREPEND
|
|
1667 |
elif firstdata == data:
|
|
1668 |
# otherwise the policy is either replace or undefined
|
|
1669 |
# (firstdata.policy == 'replace' or firstdata.policy == ''):
|
|
1670 |
return self.POLICY_REPLACE
|
|
1671 |
else:
|
|
1672 |
return self.POLICY_APPEND
|
|
1673 |
|
|
1674 |
def _set_template_data(self, data=None):
|
|
1675 |
"""
|
|
1676 |
Set the template of the feature sequence
|
|
1677 |
"""
|
|
1678 |
# If template data is not existing, create it
|
|
1679 |
if data != None:
|
|
1680 |
self._templatedata = data
|
|
1681 |
for feaname in self.list_features():
|
|
1682 |
if self._templatedata._has(feaname):
|
|
1683 |
self.get_feature(feaname)._templatedata = self._templatedata._get(feaname)
|
|
1684 |
else:
|
|
1685 |
subdata = Data(ref=feaname)
|
|
1686 |
self.get_feature(feaname)._templatedata = subdata
|
|
1687 |
self._templatedata._add(subdata)
|
|
1688 |
|
|
1689 |
def _add_datarow(self, dataobj=None, policy=POLICY_APPEND):
|
|
1690 |
"""
|
|
1691 |
Add a feature data row for a new data in this sequence
|
|
1692 |
"""
|
|
1693 |
if dataobj == None:
|
|
1694 |
dataobj = Data(fqr=self.fqr)
|
|
1695 |
elif dataobj.attr != 'data':
|
|
1696 |
# Add data rows only for data objects (not e.g. RFS)
|
|
1697 |
return
|
|
1698 |
fea = FeatureSequenceSub(self.dataelem_name)
|
|
1699 |
rowproxy = _FeatureDataProxy(fea._name, fea)
|
|
1700 |
""" the imaginary features share the parent relation of the proxy objects """
|
|
1701 |
self.dataproxy._add(rowproxy, policy)
|
|
1702 |
fea._parent = rowproxy._parent
|
|
1703 |
rowproxy._add_data(dataobj)
|
|
1704 |
""" update the FeatureSequenceSub index from the index number of dataproxy """
|
|
1705 |
fea._index = utils.get_list(self.dataproxy._get(self.dataelem_name)).index(rowproxy)
|
|
1706 |
# Create a the subfeatures / columns for the parent feature and
|
|
1707 |
# add a data element under each feature.
|
|
1708 |
for feaname in self.list_all_features():
|
|
1709 |
(pathto_fea, fearef) = utils.dottedref.psplit_ref(feaname)
|
|
1710 |
rowproxy.add_feature(FeatureSequenceSub(fearef), pathto_fea)
|
|
1711 |
subproxy = rowproxy.get_feature(feaname)
|
|
1712 |
subproxy._obj._parent = subproxy._parent
|
|
1713 |
if not dataobj._has(feaname):
|
|
1714 |
dataobj._add_to_path(pathto_fea, Data(ref=fearef))
|
|
1715 |
subproxy._add_data(dataobj._get(feaname))
|
|
1716 |
|
|
1717 |
def add(self, child, policy=container.REPLACE):
|
|
1718 |
"""
|
|
1719 |
A generic add function to add child objects. The function is intended to act as
|
|
1720 |
proxy function that call the correct add function based on the child objects class.
|
|
1721 |
|
|
1722 |
Example: obj.add(Feature("test")), actually obj.add_feature(Feature("test"))
|
|
1723 |
@param child: the child object to add
|
|
1724 |
@raise IncorrectClassError: if the given class cannot be added to this object.
|
|
1725 |
"""
|
|
1726 |
if isinstance(child, Feature):
|
|
1727 |
self.add_feature(child)
|
|
1728 |
elif isinstance(child, Option):
|
|
1729 |
self._add(child)
|
|
1730 |
elif isinstance(child, Base):
|
|
1731 |
self._add(child)
|
|
1732 |
else:
|
|
1733 |
raise exceptions.IncorrectClassError("Cannot add %s to %s" % (child, self))
|
|
1734 |
|
|
1735 |
def add_sequence(self, data=None, policy=POLICY_APPEND):
|
|
1736 |
"""
|
|
1737 |
Add a feature data row for a new data in this sequence
|
|
1738 |
"""
|
|
1739 |
self._add_datarow(None, policy)
|
|
1740 |
# set the initial data if it is given
|
|
1741 |
rowproxy = utils.get_list(self.dataproxy._get(self.dataelem_name))[-1]
|
|
1742 |
if data != None:
|
|
1743 |
for index in range(len(data)):
|
|
1744 |
rowproxy[index].set_value(data[index])
|
|
1745 |
# add the new data sequence/row to the last configuration layer
|
|
1746 |
dataobj = rowproxy._get_data()
|
|
1747 |
last_config = self.get_root_configuration().get_last_configuration()
|
|
1748 |
last_config.add_data(dataobj, container.APPEND)
|
|
1749 |
return dataobj
|
|
1750 |
|
|
1751 |
def set_template(self, data=None):
|
|
1752 |
"""
|
|
1753 |
Set the template of the feature sequence
|
|
1754 |
"""
|
|
1755 |
# If template data is not existing, create it
|
|
1756 |
if self._templatedata == None:
|
|
1757 |
self._set_template_data(Data(ref=self.ref, template=True))
|
|
1758 |
# Add the template data to parent config
|
|
1759 |
pconfig = self.find_parent(type=Configuration)
|
|
1760 |
pconfig.add_data(self._templatedata)
|
|
1761 |
|
|
1762 |
if data != None:
|
|
1763 |
templdatas = self._templatedata._objects()
|
|
1764 |
for index in range(len(data)):
|
|
1765 |
templdatas[index].set_value(data[index])
|
|
1766 |
|
|
1767 |
def get_template(self):
|
|
1768 |
"""
|
|
1769 |
Add a feature data row for a new data in this sequence
|
|
1770 |
"""
|
|
1771 |
#self._set_template(None)
|
|
1772 |
# set the initial data if it is given
|
|
1773 |
if self._templatedata:
|
|
1774 |
return [data.get_value() for data in self._templatedata._objects()]
|
|
1775 |
else:
|
|
1776 |
return None
|
|
1777 |
|
|
1778 |
def get_data(self):
|
|
1779 |
"""
|
|
1780 |
Helper function to get the topmost data value from the default view.
|
|
1781 |
"""
|
|
1782 |
if self.dataproxy._has(self.dataelem_name):
|
|
1783 |
return utils.get_list(self.dataproxy._get(self.dataelem_name))
|
|
1784 |
else:
|
|
1785 |
return []
|
|
1786 |
|
|
1787 |
def add_data(self, data):
|
|
1788 |
"""
|
|
1789 |
Add a data value.
|
|
1790 |
@param data: A Data object
|
|
1791 |
"""
|
|
1792 |
# Skip template data adding
|
|
1793 |
if data.template:
|
|
1794 |
self._set_template_data(data)
|
|
1795 |
else:
|
|
1796 |
# Get the data index
|
|
1797 |
self._add_datarow(data, self._get_policy(data))
|
|
1798 |
return
|
|
1799 |
|
|
1800 |
def get_map_key(self):
|
|
1801 |
"""
|
|
1802 |
Returns the setting that corresponds to mapKey attribute of this sequence feature.
|
|
1803 |
"""
|
|
1804 |
if self.mapKey != None:
|
|
1805 |
mapkey = self.get_feature(self.mapKey)
|
|
1806 |
return mapkey
|
|
1807 |
else:
|
|
1808 |
return None
|
|
1809 |
|
|
1810 |
def get_map_key_value(self,key):
|
|
1811 |
"""
|
|
1812 |
Returns the setting that corresponds to mapKey attribute of this sequence feature.
|
|
1813 |
"""
|
|
1814 |
value = None
|
|
1815 |
if self.mapKey != None and self.mapValue != None:
|
|
1816 |
data = self.get_data()
|
|
1817 |
for item in data:
|
|
1818 |
kv = item.get_feature(self.mapKey).get_value()
|
|
1819 |
if kv == key:
|
|
1820 |
value = item.get_feature(self.mapValue).get_value()
|
|
1821 |
return value
|
|
1822 |
|
|
1823 |
def get_map_value(self):
|
|
1824 |
"""
|
|
1825 |
Returns the setting that corresponds to mapValue attribute of this sequence feature.
|
|
1826 |
"""
|
|
1827 |
if self.mapValue != None:
|
|
1828 |
mapvalue = self.get_feature(self.mapValue)
|
|
1829 |
return mapvalue
|
|
1830 |
else:
|
|
1831 |
return None
|
|
1832 |
|
|
1833 |
def get_value(self, attr=None):
|
|
1834 |
"""
|
|
1835 |
Helper function to get the topmost data value from the default view.
|
|
1836 |
"""
|
|
1837 |
datatable = self.get_data()
|
|
1838 |
rettable = []
|
|
1839 |
for row in datatable:
|
|
1840 |
rowvalues = row.value
|
|
1841 |
rettable.append(rowvalues)
|
|
1842 |
return rettable
|
|
1843 |
|
|
1844 |
def set_value(self, value, attr=None):
|
|
1845 |
"""
|
|
1846 |
Set the current value for this feature. Set the value on the topmost layer.
|
|
1847 |
@param value: the value to set. The value must be a two dimensional array (e.g. matrix)
|
|
1848 |
"""
|
|
1849 |
# sets the first data element to replace policy
|
|
1850 |
try:
|
|
1851 |
self.add_sequence(value.pop(0), self.POLICY_REPLACE)
|
|
1852 |
# ignore the index error of an empty list
|
|
1853 |
except IndexError:
|
|
1854 |
pass
|
|
1855 |
for row in value:
|
|
1856 |
self.add_sequence(row)
|
|
1857 |
|
|
1858 |
def is_sequence(self):
|
|
1859 |
""" Return always true from a sequence object """
|
|
1860 |
return True
|
|
1861 |
|
|
1862 |
def get_sequence_parent(self):
|
|
1863 |
""" Return this object as a sequence parent """
|
|
1864 |
return self
|
|
1865 |
|
|
1866 |
value = property(get_value, set_value)
|
|
1867 |
data = property(get_data)
|
|
1868 |
|
|
1869 |
class FeatureSequenceCell(Feature):
|
|
1870 |
"""
|
|
1871 |
A Feature class. Feature is the base for all Configurable items in a Configuration.
|
|
1872 |
"""
|
|
1873 |
def __init__(self, ref="", **kwargs):
|
|
1874 |
super(Feature, self).__init__(ref)
|
|
1875 |
self.name = kwargs.get('name', ref)
|
|
1876 |
self.type = 'seqcell'
|
|
1877 |
|
|
1878 |
def get_value(self, attr=None):
|
|
1879 |
"""
|
|
1880 |
Get the current value of the feature
|
|
1881 |
@param attr: The attribute name of the data. E.g. attr='data', attr='rfs'
|
|
1882 |
"""
|
|
1883 |
return self.dataproxy._get_value(attr)
|
|
1884 |
|
|
1885 |
def set_value(self, value):
|
|
1886 |
"""
|
|
1887 |
Set the current value for this feature. Set the value on the topmost layer.
|
|
1888 |
@param value: the value to set
|
|
1889 |
"""
|
|
1890 |
# The sequence cell only updates the latest value in the proxy
|
|
1891 |
self.dataproxy.get_data().set_value(value)
|
|
1892 |
|
|
1893 |
value = property(get_value, set_value)
|
|
1894 |
|
|
1895 |
class FeatureSequenceSub(Feature):
|
|
1896 |
"""
|
|
1897 |
A Feature class. Feature is the base for all Configurable items in a Configuration.
|
|
1898 |
"""
|
|
1899 |
def __init__(self, ref="", **kwargs):
|
|
1900 |
super(Feature, self).__init__(ref)
|
|
1901 |
self.name = kwargs.get('name', ref)
|
|
1902 |
self.type = 'subseq'
|
|
1903 |
self._index = 0
|
|
1904 |
|
|
1905 |
def get_index(self):
|
|
1906 |
"""
|
|
1907 |
@return : the index of the data element for sequential data defined inside the same configuration.
|
|
1908 |
0 for normal data.
|
|
1909 |
"""
|
|
1910 |
return self._index
|
|
1911 |
|
|
1912 |
def set_value(self, value, attr=None):
|
|
1913 |
"""
|
|
1914 |
Set the current value for this sequence row.
|
|
1915 |
@param value: the value row to set
|
|
1916 |
"""
|
|
1917 |
if utils.is_list(value):
|
|
1918 |
for subindex in range(0, len(value)):
|
|
1919 |
self.dataproxy[subindex].get_data().set_value(value[subindex])
|
|
1920 |
else:
|
|
1921 |
self.dataproxy.get_data().set_value(value)
|
|
1922 |
|
|
1923 |
def get_value(self, attr=None):
|
|
1924 |
"""
|
|
1925 |
Set the current value for this feature. Set the value on the topmost layer.
|
|
1926 |
@param value: the value to set
|
|
1927 |
"""
|
|
1928 |
# dataproxy = self.get_default_view().get_feature(self.get_fullfqr())
|
|
1929 |
# The sequence cell only updates the latest value in the proxy
|
|
1930 |
childdatas = self.dataproxy._objects()
|
|
1931 |
if len(childdatas) > 0:
|
|
1932 |
return [subdata.value for subdata in childdatas]
|
|
1933 |
else:
|
|
1934 |
return self.dataproxy._get_value(attr=attr)
|
|
1935 |
|
|
1936 |
value = property(get_value, set_value)
|
|
1937 |
|
|
1938 |
|
|
1939 |
class FeatureLink(Base):
|
|
1940 |
"""
|
|
1941 |
A _FeatureProxy class. _FeatureProxy is the object that is added to View as a
|
|
1942 |
link to the actual Feature object.
|
|
1943 |
"""
|
|
1944 |
def __init__(self, link="", **kwargs):
|
|
1945 |
# Store the fully qualified reference to this object
|
|
1946 |
self.link = link
|
|
1947 |
ref = link.replace('.', '_')
|
|
1948 |
super(FeatureLink, self).__init__(ref)
|
|
1949 |
self._obj = None
|
|
1950 |
self._populated = False
|
|
1951 |
|
|
1952 |
@property
|
|
1953 |
def fqr(self):
|
|
1954 |
return self.link
|
|
1955 |
|
|
1956 |
def populate(self):
|
|
1957 |
"""
|
|
1958 |
Populate or fetch the link to the actual feature for this featureproxy.
|
|
1959 |
This method fetches the feature to the _obj member variable and populates also
|
|
1960 |
subfeatures.
|
|
1961 |
"""
|
|
1962 |
try:
|
|
1963 |
if not self._populated:
|
|
1964 |
feas = self.get_default_view().get_features(self.link)
|
|
1965 |
# add the found features to the parent
|
|
1966 |
for fea in feas:
|
|
1967 |
self._get_parent().add_feature(fea._obj)
|
|
1968 |
except exceptions.NotFound, e:
|
|
1969 |
parent_view = self._find_parent_or_default(type=View)
|
|
1970 |
view_name = parent_view.get_name()
|
|
1971 |
logging.getLogger('cone').info("Warning: Feature '%s' in view '%s' not found." % (self.link, view_name))
|
|
1972 |
|
|
1973 |
|
|
1974 |
class _FeatureProxy(container.ObjectProxyContainer, Base):
|
|
1975 |
"""
|
|
1976 |
A _FeatureProxy class. _FeatureProxy is the object that is added to View as a
|
|
1977 |
link to the actual Feature object.
|
|
1978 |
"""
|
|
1979 |
def __init__(self, ref="", obj=None, **kwargs):
|
|
1980 |
super(_FeatureProxy, self).__init__(obj, ref)
|
|
1981 |
Base.__init__(self, ref)
|
|
1982 |
self.support_data = False
|
|
1983 |
|
|
1984 |
def __getattr__(self, name):
|
|
1985 |
"""
|
|
1986 |
First check if the requested attr is a children then
|
|
1987 |
direct all not found attribute calls to the sub object getattr
|
|
1988 |
"""
|
|
1989 |
try:
|
|
1990 |
return self.__dict__['_children'][name]
|
|
1991 |
except KeyError:
|
|
1992 |
return getattr(self._obj, name)
|
|
1993 |
|
|
1994 |
def __getitem__(self, index):
|
|
1995 |
return self._objects()[index]
|
|
1996 |
|
|
1997 |
def __setitem__(self, index, value):
|
|
1998 |
raise exceptions.NotSupported()
|
|
1999 |
|
|
2000 |
def __delitem__(self, index):
|
|
2001 |
item = self.__getitem__(index)
|
|
2002 |
return self._remove(item.get_ref())
|
|
2003 |
|
|
2004 |
def __len__(self):
|
|
2005 |
return len(self._order)
|
|
2006 |
|
|
2007 |
def _supported_type(self, obj):
|
|
2008 |
if isinstance(obj, _FeatureProxy):
|
|
2009 |
return True
|
|
2010 |
else:
|
|
2011 |
return False
|
|
2012 |
|
|
2013 |
def _default_object(self, name):
|
|
2014 |
return Group(name)
|
|
2015 |
|
|
2016 |
def _set_parent(self, newparent):
|
|
2017 |
"""
|
|
2018 |
@param newparent: The new parent object
|
|
2019 |
@return: None
|
|
2020 |
"""
|
|
2021 |
self._parent = newparent
|
|
2022 |
|
|
2023 |
def add_feature(self, feature, path=""):
|
|
2024 |
"""
|
|
2025 |
"""
|
|
2026 |
if not isinstance(feature, Feature):
|
|
2027 |
raise exceptions.IncorrectClassError("add_feature requires instance of Feature!! Given %s" % feature)
|
|
2028 |
if not self.support_data:
|
|
2029 |
self._add_to_path(path, _FeatureProxy(feature._name, feature))
|
|
2030 |
else:
|
|
2031 |
self._add_to_path(path, _FeatureDataProxy(feature._name, feature))
|
|
2032 |
|
|
2033 |
def remove_feature(self, ref):
|
|
2034 |
"""
|
|
2035 |
remove a given feature from this view by reference.
|
|
2036 |
@param ref:
|
|
2037 |
"""
|
|
2038 |
self._remove(ref)
|
|
2039 |
|
|
2040 |
def get_feature(self, path):
|
|
2041 |
"""
|
|
2042 |
@param path: The path (ref) to the given feature
|
|
2043 |
"""
|
|
2044 |
return self._get(path)
|
|
2045 |
|
|
2046 |
def list_features(self):
|
|
2047 |
"""
|
|
2048 |
Return a array of all Feature children references under this object.
|
|
2049 |
"""
|
|
2050 |
return self._list()
|
|
2051 |
|
|
2052 |
def list_all_features(self):
|
|
2053 |
"""
|
|
2054 |
Return a array of all Feature children references under this object.
|
|
2055 |
"""
|
|
2056 |
return [fea._path(self) for fea in self._traverse(type=_FeatureProxy)]
|
|
2057 |
|
|
2058 |
def populate(self):
|
|
2059 |
"""
|
|
2060 |
Dummy implementation of populate
|
|
2061 |
"""
|
|
2062 |
pass
|
|
2063 |
|
|
2064 |
|
|
2065 |
class _FeatureDataProxy(_FeatureProxy):
|
|
2066 |
"""
|
|
2067 |
A Feature class. Feature is the base for all Configurable items in a Configuration.
|
|
2068 |
"""
|
|
2069 |
DEFAULT_KEY = 'data'
|
|
2070 |
def __init__(self, ref="", obj=None, **kwargs):
|
|
2071 |
# Initialize _obj to None, because __getattr__(), __setattr__()
|
|
2072 |
# and __delattr__() access it.
|
|
2073 |
# Note that we cannot use self._obj = None here, since that would
|
|
2074 |
# invoke __setattr__(), causing a kind of a chicken-and-egg problem
|
|
2075 |
object.__setattr__(self, '_obj', None)
|
|
2076 |
|
|
2077 |
super(_FeatureDataProxy, self).__init__(ref, obj)
|
|
2078 |
self.support_data = True
|
|
2079 |
""" Create the data container of all types of data. Add the key for the default key. """
|
|
2080 |
|
|
2081 |
self.defaultkey = _FeatureDataProxy.DEFAULT_KEY
|
|
2082 |
self.datas = {self.defaultkey : []}
|
|
2083 |
|
|
2084 |
def __getattr__(self, name):
|
|
2085 |
"""
|
|
2086 |
"""
|
|
2087 |
if object.__getattribute__(self, '_obj') is not None:
|
|
2088 |
self._obj.dataproxy = self
|
|
2089 |
|
|
2090 |
if name in Feature.PROPERTIES:
|
|
2091 |
return getattr(self._obj, name)
|
|
2092 |
else:
|
|
2093 |
return super(_FeatureDataProxy, self).__getattr__(name)
|
|
2094 |
|
|
2095 |
def __setattr__(self, name, value):
|
|
2096 |
"""
|
|
2097 |
"""
|
|
2098 |
if object.__getattribute__(self, '_obj') is not None:
|
|
2099 |
self._obj.dataproxy = self
|
|
2100 |
|
|
2101 |
if name in Feature.PROPERTIES:
|
|
2102 |
return setattr(self._obj, name, value)
|
|
2103 |
else:
|
|
2104 |
super(_FeatureDataProxy, self).__setattr__(name, value)
|
|
2105 |
|
|
2106 |
def __delattr__(self, name):
|
|
2107 |
"""
|
|
2108 |
"""
|
|
2109 |
if name in Feature.PROPERTIES:
|
|
2110 |
return delattr(self._obj, name)
|
|
2111 |
else:
|
|
2112 |
return super(_FeatureDataProxy, self).__delattr__(name)
|
|
2113 |
|
|
2114 |
def _add_data(self, data):
|
|
2115 |
"""
|
|
2116 |
Add a data value.
|
|
2117 |
@param data: A Data object
|
|
2118 |
"""
|
|
2119 |
try:
|
|
2120 |
self.datas[data.attr].append(data)
|
|
2121 |
except KeyError:
|
|
2122 |
""" Create a list object for missing attribute """
|
|
2123 |
self.datas[data.attr] = []
|
|
2124 |
self.datas[data.attr].append(data)
|
|
2125 |
|
|
2126 |
def _get_data(self, attr=None):
|
|
2127 |
"""
|
|
2128 |
Get the data value. in sequence setting cases returns an array of data.
|
|
2129 |
"""
|
|
2130 |
dataattr = attr or self.defaultkey
|
|
2131 |
try:
|
|
2132 |
if len(self.datas[dataattr]) > 0:
|
|
2133 |
return self.datas[dataattr][-1]
|
|
2134 |
else:
|
|
2135 |
return None
|
|
2136 |
except KeyError:
|
|
2137 |
""" return None for missing attribute """
|
|
2138 |
return None
|
|
2139 |
|
|
2140 |
def _get_datas(self, attr=None):
|
|
2141 |
"""
|
|
2142 |
Get the entire data array.
|
|
2143 |
"""
|
|
2144 |
dataattr = attr or self.defaultkey
|
|
2145 |
return self.datas[dataattr]
|
|
2146 |
|
|
2147 |
def _get_value(self, attr=None):
|
|
2148 |
"""
|
|
2149 |
Get the topmost data value.
|
|
2150 |
"""
|
|
2151 |
if self._get_data(attr):
|
|
2152 |
return self._get_data(attr).get_value()
|
|
2153 |
else:
|
|
2154 |
return None
|
|
2155 |
|
|
2156 |
def _set_value(self, datavalue, attr=None):
|
|
2157 |
"""
|
|
2158 |
Set the value for the feature the last configuration in the current hierarchy
|
|
2159 |
@param value: The value for the feature.
|
|
2160 |
@return: The created Data object.
|
|
2161 |
"""
|
|
2162 |
# Make sure that data value exists only once the the last configuration layer
|
|
2163 |
# So if last_data exists on last layer, update the value of that data element.
|
|
2164 |
# otherwise create a new data elem to the topmost layer
|
|
2165 |
dataobj = self._get_data(attr)
|
|
2166 |
last_config = self.get_root_configuration().get_last_configuration()
|
|
2167 |
if dataobj and dataobj.find_parent(type=Configuration) == last_config:
|
|
2168 |
dataobj.set_value(datavalue)
|
|
2169 |
else:
|
|
2170 |
dataobj = Data(fqr=self.fqr, value=datavalue, attr=attr)
|
|
2171 |
last_config.add_data(dataobj)
|
|
2172 |
self._add_data(dataobj)
|
|
2173 |
return dataobj
|
|
2174 |
|
|
2175 |
def _del_value(self, attr=None):
|
|
2176 |
"""
|
|
2177 |
Remove the
|
|
2178 |
"""
|
|
2179 |
data = self._get_data(attr)
|
|
2180 |
if data:
|
|
2181 |
dataattr = attr or self.defaultkey
|
|
2182 |
parentconfig = data.find_parent(type=Configuration)
|
|
2183 |
if parentconfig:
|
|
2184 |
parentconfig.remove_data(data.get_fullfqr())
|
|
2185 |
del self.datas[dataattr][-1]
|
|
2186 |
|
|
2187 |
def _get_values(self, attr=None):
|
|
2188 |
"""
|
|
2189 |
Get the topmost data value.
|
|
2190 |
"""
|
|
2191 |
dataattr = attr or self.defaultkey
|
|
2192 |
return [dataelem.get_value() for dataelem in self.datas[dataattr]]
|
|
2193 |
|
|
2194 |
|
|
2195 |
class DataBase(Base):
|
|
2196 |
def __init__(self, ref="", **kwargs):
|
|
2197 |
super(DataBase, self).__init__(ref, **kwargs)
|
|
2198 |
|
|
2199 |
def _supported_type(self, obj):
|
|
2200 |
if isinstance(obj, (DataContainer, DataBase)):
|
|
2201 |
return True
|
|
2202 |
else:
|
|
2203 |
return False
|
|
2204 |
|
|
2205 |
def _default_object(self, name):
|
|
2206 |
return Data(ref=name)
|
|
2207 |
|
|
2208 |
def count(self):
|
|
2209 |
return len(self._objects())
|
|
2210 |
|
|
2211 |
def add(self, child, policy=container.REPLACE):
|
|
2212 |
"""
|
|
2213 |
A generic add function to add child objects. The function is intended to act as
|
|
2214 |
proxy function that call the correct add function based on the child objects class.
|
|
2215 |
|
|
2216 |
Example: obj.add(Feature("test")), actually obj.add_feature(Feature("test"))
|
|
2217 |
@param child: the child object to add
|
|
2218 |
@raise IncorrectClassError: if the given class cannot be added to this object.
|
|
2219 |
"""
|
|
2220 |
if isinstance(child, (Data)):
|
|
2221 |
self._add(child, container.APPEND)
|
|
2222 |
else:
|
|
2223 |
raise exceptions.IncorrectClassError("Cannot add %s object to %s" % (child, self))
|
|
2224 |
|
|
2225 |
|
|
2226 |
class DataContainer(DataBase):
|
|
2227 |
def __init__(self, ref="", **kwargs):
|
|
2228 |
super(DataContainer, self).__init__(ref, **kwargs)
|
|
2229 |
|
|
2230 |
|
|
2231 |
class Data(DataBase):
|
|
2232 |
"""
|
|
2233 |
The data element can contain any data setting for a feature. The data element can be
|
|
2234 |
a value definition for any type of data. It basically just links some data to a feature.
|
|
2235 |
The default Data attribute is 'data', but it can be any string. For example current use case
|
|
2236 |
is 'rfs'.
|
|
2237 |
"""
|
|
2238 |
def __init__(self, **kwargs):
|
|
2239 |
"""
|
|
2240 |
@param ref: the reference to the feature. E.g. foo
|
|
2241 |
@param fqr: the full reference to the feature. E.g. 'foo.bar'
|
|
2242 |
@param value: the value of the data
|
|
2243 |
@param attr: the attribute which the Data object defines. e.g. default is 'data'. But could be
|
|
2244 |
for example 'rfs'
|
|
2245 |
"""
|
|
2246 |
name = kwargs.get('ref', '')
|
|
2247 |
self.fearef = kwargs.get('fqr', None)
|
|
2248 |
if self.fearef:
|
|
2249 |
(namespace, name) = utils.dottedref.psplit_ref(self.fearef)
|
|
2250 |
super(Data, self).__init__(name)
|
|
2251 |
self.value = kwargs.get('value', None)
|
|
2252 |
self.attr = kwargs.get('attr') or 'data'
|
|
2253 |
self.policy = kwargs.get('policy', '')
|
|
2254 |
self.template = kwargs.get('template', False)
|
|
2255 |
self.map = kwargs.get('map')
|
|
2256 |
|
|
2257 |
def get_fearef(self):
|
|
2258 |
if self.fearef:
|
|
2259 |
return self.fearef
|
|
2260 |
else:
|
|
2261 |
return self.fqr
|
|
2262 |
|
|
2263 |
def get_value(self):
|
|
2264 |
if self.map != None:
|
|
2265 |
ref = utils.resourceref.to_dref(self.get_map_ref())
|
|
2266 |
key = self.get_map_key_value()
|
|
2267 |
dview = self.get_root_configuration().get_default_view()
|
|
2268 |
fea = dview.get_feature(ref)
|
|
2269 |
return fea.get_map_key_value(key)
|
|
2270 |
else:
|
|
2271 |
return self.value
|
|
2272 |
|
|
2273 |
def get_map(self):
|
|
2274 |
return self.map
|
|
2275 |
|
|
2276 |
def set_map(self, map):
|
|
2277 |
self.map = map
|
|
2278 |
if self.value:
|
|
2279 |
#Either value or mapping can be defined. Not both.
|
|
2280 |
self.value = None
|
|
2281 |
|
|
2282 |
def get_map_ref(self):
|
|
2283 |
if self.map != None:
|
|
2284 |
return utils.DataMapRef.get_feature_ref(self.map)
|
|
2285 |
else:
|
|
2286 |
return None
|
|
2287 |
|
|
2288 |
def get_map_key_value(self):
|
|
2289 |
if self.map != None:
|
|
2290 |
return utils.DataMapRef.get_key_value(self.map)
|
|
2291 |
else:
|
|
2292 |
return None
|
|
2293 |
|
|
2294 |
def set_value(self, value):
|
|
2295 |
self.value = value
|
|
2296 |
if self.map:
|
|
2297 |
#Either value or mapping can be defined. Not both.
|
|
2298 |
self.map = None
|
|
2299 |
|
|
2300 |
def get_policy(self): return self._policy
|
|
2301 |
def set_policy(self, value): self._policy = value
|
|
2302 |
def del_policy(self): self._policy = None
|
|
2303 |
policy = property(get_policy, set_policy, del_policy)
|
|
2304 |
|
|
2305 |
|
|
2306 |
class ValueSet(sets.Set):
|
|
2307 |
"""
|
|
2308 |
A value set object to indicate a set of possible values for a feature.
|
|
2309 |
e.g. A boolean feature ValueSet([True, False])
|
|
2310 |
"""
|
|
2311 |
def __init__(self, initial_set=None):
|
|
2312 |
super(ValueSet, self).__init__(initial_set or [])
|
|
2313 |
|
|
2314 |
|
|
2315 |
class ValueRange(object):
|
|
2316 |
"""
|
|
2317 |
"""
|
|
2318 |
def __init__(self, fromvalue, tovalue, step=1):
|
|
2319 |
self.fromvalue = fromvalue
|
|
2320 |
self.tovalue = tovalue
|
|
2321 |
self.step = step
|
|
2322 |
|
|
2323 |
def __contains__(self, value):
|
|
2324 |
return self.fromvalue <= value and value <= self.tovalue and (value-self.fromvalue) % self.step == 0
|
|
2325 |
|
|
2326 |
|
|
2327 |
class ValueRe(object):
|
|
2328 |
"""
|
|
2329 |
"""
|
|
2330 |
def __init__(self, regexp):
|
|
2331 |
self.regexp = re.compile(regexp)
|
|
2332 |
|
|
2333 |
def __contains__(self, value):
|
|
2334 |
if isinstance(value, str):
|
|
2335 |
return self.regexp.match(value)
|
|
2336 |
else:
|
|
2337 |
return False
|
|
2338 |
|
|
2339 |
|
|
2340 |
class Option(Base):
|
|
2341 |
"""
|
|
2342 |
Confml option class.
|
|
2343 |
"""
|
|
2344 |
def __init__(self, name, value, **kwargs):
|
|
2345 |
super(Option, self).__init__(Option.to_optref(value, kwargs.get('map', None)))
|
|
2346 |
self.name = name
|
|
2347 |
self.value = value
|
|
2348 |
self.map = kwargs.get('map', None)
|
|
2349 |
self.relevant = kwargs.get('relevant', None)
|
|
2350 |
|
|
2351 |
@classmethod
|
|
2352 |
def to_optref(cls, value, map):
|
|
2353 |
"""
|
|
2354 |
@return: An option reference converted from value or map, depending
|
|
2355 |
on which one is not None.
|
|
2356 |
"""
|
|
2357 |
if value is not None:
|
|
2358 |
return "opt_value_%s" % value.replace('.', '').replace('/', '').replace(' ', '')
|
|
2359 |
elif map is not None:
|
|
2360 |
return "opt_map_%s" % map.replace('.', '').replace('/', '').replace(' ', '')
|
|
2361 |
else:
|
|
2362 |
raise ValueError("Both value and map are None!")
|
|
2363 |
|
|
2364 |
def get_name(self):
|
|
2365 |
return self.name
|
|
2366 |
|
|
2367 |
def get_value(self):
|
|
2368 |
return self.value
|
|
2369 |
|
|
2370 |
def __cmp__(self, other):
|
|
2371 |
try:
|
|
2372 |
ref = getattr(other, 'ref')
|
|
2373 |
except AttributeError:
|
|
2374 |
ref = other
|
|
2375 |
if self.ref < ref:
|
|
2376 |
return -1
|
|
2377 |
elif self.ref == ref:
|
|
2378 |
return 0
|
|
2379 |
else:
|
|
2380 |
return 1
|
|
2381 |
|
|
2382 |
|
|
2383 |
class Storage(object):
|
|
2384 |
"""
|
|
2385 |
A general base class for all storage type classes
|
|
2386 |
"""
|
|
2387 |
""" File open modes """
|
|
2388 |
MODE_UNKNOWN= -1
|
|
2389 |
MODE_READ = 1
|
|
2390 |
MODE_WRITE = 2
|
|
2391 |
MODE_APPEND = 3
|
|
2392 |
MODE_DELETE = 4
|
|
2393 |
|
|
2394 |
def __init__(self, path):
|
|
2395 |
"""
|
|
2396 |
@param path: the reference to the root of the storage.
|
|
2397 |
"""
|
|
2398 |
self.rootpath = path
|
|
2399 |
self.curpath = ""
|
|
2400 |
self.container = True
|
|
2401 |
self.__opened_res__ = {}
|
|
2402 |
|
|
2403 |
def __opened__(self, res):
|
|
2404 |
"""
|
|
2405 |
Internal function to add a newly opened Resource object to the list of open resources.
|
|
2406 |
@param res: The resource object
|
|
2407 |
"""
|
|
2408 |
if self.__opened_res__.has_key(res.path):
|
|
2409 |
self.__opened_res__[res.path].append(res)
|
|
2410 |
else:
|
|
2411 |
self.__opened_res__[res.path] = [res]
|
|
2412 |
|
|
2413 |
def __closed__(self, res):
|
|
2414 |
"""
|
|
2415 |
Internal function to remove a Resource object from the list of open resources.
|
|
2416 |
@param res: The resource object to remove
|
|
2417 |
@raise StorageException if the given resource object is not found:
|
|
2418 |
"""
|
|
2419 |
try:
|
|
2420 |
self.__opened_res__[res.path].remove(res)
|
|
2421 |
if len(self.__opened_res__[res.path]) == 0:
|
|
2422 |
del self.__opened_res__[res.path]
|
|
2423 |
except KeyError, e:
|
|
2424 |
raise exceptions.StorageException("No such %s open resource! %s" % (res, e))
|
|
2425 |
|
|
2426 |
def __has_open__(self, ref):
|
|
2427 |
"""
|
|
2428 |
Internal function to find out if any Resource objects are open from given ref.
|
|
2429 |
@param ref: The resource ref
|
|
2430 |
@return: True if resources found. Otherwise False.
|
|
2431 |
"""
|
|
2432 |
return self.__opened_res__.has_key(ref)
|
|
2433 |
|
|
2434 |
def __get_open__(self, path):
|
|
2435 |
"""
|
|
2436 |
Internal function to get all resource opened on a certain ref .
|
|
2437 |
@param ref: The resource ref
|
|
2438 |
@return: A list of open resources. Empty list if nothing is found
|
|
2439 |
"""
|
|
2440 |
if self.__has_open__(path):
|
|
2441 |
# return a copy of currently open resources
|
|
2442 |
return self.__opened_res__[path][:]
|
|
2443 |
else:
|
|
2444 |
return []
|
|
2445 |
|
|
2446 |
def __has_resource__(self, res):
|
|
2447 |
"""
|
|
2448 |
Internal function to find out if the given Resource objects is open in this storage.
|
|
2449 |
@param ref: The resource object
|
|
2450 |
@return: True if resources found. Otherwise False.
|
|
2451 |
"""
|
|
2452 |
try:
|
|
2453 |
res = self.__opened_res__[res.path].index(res)
|
|
2454 |
return True
|
|
2455 |
except KeyError, e:
|
|
2456 |
return False
|
|
2457 |
|
|
2458 |
@classmethod
|
|
2459 |
def open(cls,path, mode="r", **kwargs):
|
|
2460 |
"""
|
|
2461 |
Class method for opening an instance of Storage
|
|
2462 |
@param path: path to storage, which will determine what type of storage is initiated.
|
|
2463 |
"""
|
|
2464 |
# import all storage instances
|
|
2465 |
from cone.storage import storages
|
|
2466 |
for storagename in storages:
|
|
2467 |
storagemodule = 'cone.storage.'+storagename
|
|
2468 |
module = __import__(storagemodule)
|
|
2469 |
for storage_class in utils.all_subclasses(Storage):
|
|
2470 |
if storage_class.supported_storage(path):
|
|
2471 |
if hasattr(storage_class, '__open__'):
|
|
2472 |
return storage_class.__open__(path, mode, **kwargs)
|
|
2473 |
else:
|
|
2474 |
return storage_class(path, mode, **kwargs)
|
|
2475 |
|
|
2476 |
obj = Storage(path)
|
|
2477 |
return obj
|
|
2478 |
|
|
2479 |
@classmethod
|
|
2480 |
def supported_storage(cls, path):
|
|
2481 |
"""
|
|
2482 |
Class method for determing if the given clas supports a storage by given path.
|
|
2483 |
E.g. foo.zip, foo.cpd, foo/bar, http://foo.com/
|
|
2484 |
@param path:
|
|
2485 |
@return: Boolean value. True if the storage of the path is supported. False if not.
|
|
2486 |
"""
|
|
2487 |
return False
|
|
2488 |
|
|
2489 |
def set_path(self, path):
|
|
2490 |
"""
|
|
2491 |
"""
|
|
2492 |
self.rootpath = path
|
|
2493 |
|
|
2494 |
def get_path(self):
|
|
2495 |
"""
|
|
2496 |
"""
|
|
2497 |
return self.rootpath
|
|
2498 |
|
|
2499 |
def set_current_path(self, path):
|
|
2500 |
"""
|
|
2501 |
@param path: the current path under the Storage.
|
|
2502 |
"""
|
|
2503 |
self.curpath = utils.resourceref.remove_end_slash(utils.resourceref.remove_begin_slash(path))
|
|
2504 |
|
|
2505 |
def get_current_path(self):
|
|
2506 |
"""
|
|
2507 |
get the current path under the Storage.
|
|
2508 |
"""
|
|
2509 |
return self.curpath
|
|
2510 |
|
|
2511 |
def close(self):
|
|
2512 |
"""
|
|
2513 |
Close the repository, which will save and close all open resources.
|
|
2514 |
"""
|
|
2515 |
for openref in self.__opened_res__.keys():
|
|
2516 |
for res in self.__get_open__(openref):
|
|
2517 |
self.close_resource(res)
|
|
2518 |
|
|
2519 |
def save(self):
|
|
2520 |
"""
|
|
2521 |
Flush changes from all resources to the repository.
|
|
2522 |
"""
|
|
2523 |
for openref in self.__opened_res__.keys():
|
|
2524 |
for res in self.__get_open__(openref):
|
|
2525 |
self.save_resource(res)
|
|
2526 |
|
|
2527 |
def open_resource(self, path, mode="r"):
|
|
2528 |
"""
|
|
2529 |
Open the given resource and return a File object.
|
|
2530 |
@param path : reference to the resource
|
|
2531 |
@param mode : the mode in which to open. Can be one of r = read, w = write, a = append.
|
|
2532 |
raises a NotResource exception if the ref item is not a resource.
|
|
2533 |
"""
|
|
2534 |
raise exceptions.NotSupportedException()
|
|
2535 |
|
|
2536 |
def delete_resource(self, path):
|
|
2537 |
"""
|
|
2538 |
Delete the given resource from storage
|
|
2539 |
@param path: reference to the resource
|
|
2540 |
raises a NotSupportedException exception if delete operation is not supported by the storage
|
|
2541 |
"""
|
|
2542 |
raise exceptions.NotSupportedException()
|
|
2543 |
|
|
2544 |
def close_resource(self, path):
|
|
2545 |
"""
|
|
2546 |
Close a given resource instance. Normally this is called by the Resource object
|
|
2547 |
in its own close.
|
|
2548 |
@param path the reference to the resource to close.
|
|
2549 |
"""
|
|
2550 |
raise exceptions.NotSupportedException()
|
|
2551 |
|
|
2552 |
def is_resource(self, path):
|
|
2553 |
"""
|
|
2554 |
Return true if the ref is a resource
|
|
2555 |
@param ref : reference to path where resources are searched
|
|
2556 |
"""
|
|
2557 |
raise exceptions.NotSupportedException()
|
|
2558 |
|
|
2559 |
def list_resources(self, path, recurse=False):
|
|
2560 |
"""
|
|
2561 |
find the resources under certain ref/path
|
|
2562 |
@param ref : reference to path where resources are searched
|
|
2563 |
@param recurse : defines whether to return resources directly under the path or does the listing recurse to subfolders.
|
|
2564 |
Default value is False. Set to True to enable recursion.
|
|
2565 |
"""
|
|
2566 |
return []
|
|
2567 |
|
|
2568 |
def import_resources(self, paths, storage):
|
|
2569 |
"""
|
|
2570 |
import resources from a list of resources to this storage
|
|
2571 |
@param paths : a list of Resourse objects.
|
|
2572 |
@param storage : the external storage from which files are imported.
|
|
2573 |
"""
|
|
2574 |
raise exceptions.NotSupportedException()
|
|
2575 |
|
|
2576 |
def export_resources(self, paths, storage):
|
|
2577 |
"""
|
|
2578 |
export resources from this storage based on a list of reference to this storage
|
|
2579 |
@param path : a list of resource paths in this storage (references).
|
|
2580 |
@param storage : the external storage where to export.
|
|
2581 |
"""
|
|
2582 |
raise exceptions.NotSupportedException()
|
|
2583 |
|
|
2584 |
def close_resource(self, path):
|
|
2585 |
"""
|
|
2586 |
Close a given resource instance. Normally this is called by the Resource object
|
|
2587 |
in its own close.
|
|
2588 |
@param ref the reference to the resource to close.
|
|
2589 |
"""
|
|
2590 |
raise exceptions.NotSupportedException()
|
|
2591 |
|
|
2592 |
def save_resource(self, path):
|
|
2593 |
"""
|
|
2594 |
Flush the changes of a given resource instance. Normally this is called by the Resource object
|
|
2595 |
in its own save.
|
|
2596 |
@param ref the reference to the resource to close.
|
|
2597 |
"""
|
|
2598 |
raise exceptions.NotSupportedException()
|
|
2599 |
|
|
2600 |
def create_folder(self, path):
|
|
2601 |
"""
|
|
2602 |
Create a folder entry to a path
|
|
2603 |
@param path : path to the folder
|
|
2604 |
"""
|
|
2605 |
raise exceptions.NotSupportedException()
|
|
2606 |
|
|
2607 |
def delete_folder(self, path):
|
|
2608 |
"""
|
|
2609 |
Delete a folder entry from a path. The path must be empty.
|
|
2610 |
@param path : path to the folder
|
|
2611 |
"""
|
|
2612 |
raise exceptions.NotSupportedException()
|
|
2613 |
|
|
2614 |
def is_folder(self, path):
|
|
2615 |
"""
|
|
2616 |
Check if the given path is an existing folder in the storage
|
|
2617 |
@param path : path to the folder
|
|
2618 |
"""
|
|
2619 |
raise exceptions.NotSupportedException()
|
|
2620 |
|
|
2621 |
def get_mode(self, mode_str):
|
|
2622 |
if mode_str.find("w") != -1:
|
|
2623 |
return self.MODE_WRITE
|
|
2624 |
elif mode_str.find("r") != -1:
|
|
2625 |
return self.MODE_READ
|
|
2626 |
elif mode_str.find("a") != -1:
|
|
2627 |
return self.MODE_APPEND
|
|
2628 |
elif mode_str.find("d") != -1:
|
|
2629 |
return self.MODE_DELETE
|
|
2630 |
else:
|
|
2631 |
return self.MODE_UNKNOWN
|
|
2632 |
|
|
2633 |
def unload(self, path, object):
|
|
2634 |
"""
|
|
2635 |
Dump a given object to the storage
|
|
2636 |
@param object: The object to dump to the storage, which is expected to be an instance
|
|
2637 |
of Base class.
|
|
2638 |
@param path: The reference where to store the object
|
|
2639 |
@param object: The object instance to dump
|
|
2640 |
@raise StorageException: if the given object cannot be dumped to this storage
|
|
2641 |
"""
|
|
2642 |
raise exceptions.NotSupportedException()
|
|
2643 |
|
|
2644 |
def load(self, path):
|
|
2645 |
"""
|
|
2646 |
Load an object from a reference.
|
|
2647 |
@param path: The reference where to load the object
|
|
2648 |
@raise StorageException: if the given object cannot be loaded as an object from this storage
|
|
2649 |
"""
|
|
2650 |
raise exceptions.NotSupportedException()
|
|
2651 |
|
|
2652 |
path = property(get_path, set_path)
|
|
2653 |
|
|
2654 |
class Resource(object):
|
|
2655 |
STATE_OPEN = 0
|
|
2656 |
STATE_CLOSE = 1
|
|
2657 |
def __init__(self, storage, path, mode=Storage.MODE_READ):
|
|
2658 |
self.storage = storage
|
|
2659 |
self.path = path
|
|
2660 |
self.mode = mode
|
|
2661 |
self.state = Resource.STATE_OPEN
|
|
2662 |
self.content_info = None
|
|
2663 |
|
|
2664 |
def get_path(self):
|
|
2665 |
return self.path
|
|
2666 |
|
|
2667 |
def close(self):
|
|
2668 |
"""
|
|
2669 |
Close the resource.
|
|
2670 |
Note1: the resource object cannot be accessed anymore after it has been closed.
|
|
2671 |
Note2: the changes are not automatically saved. The save operation must be explicitly called,
|
|
2672 |
to save data.
|
|
2673 |
"""
|
|
2674 |
self.storage.close_resource(self.path)
|
|
2675 |
self.state = Resource.STATE_OPEN
|
|
2676 |
|
|
2677 |
def read(self, bytes=0):
|
|
2678 |
"""
|
|
2679 |
Read data.
|
|
2680 |
"""
|
|
2681 |
raise exceptions.NotSupportedException()
|
|
2682 |
|
|
2683 |
def write(self, string):
|
|
2684 |
"""
|
|
2685 |
Write data.
|
|
2686 |
"""
|
|
2687 |
raise exceptions.NotSupportedException()
|
|
2688 |
|
|
2689 |
def truncate(self, size=0):
|
|
2690 |
"""
|
|
2691 |
Trunkate this resource data to the given size.
|
|
2692 |
@param size: The size to trunkate. Default value is zero, which make the resource empty.
|
|
2693 |
"""
|
|
2694 |
raise NotSupportedException()
|
|
2695 |
|
|
2696 |
def save(self, size=0):
|
|
2697 |
"""
|
|
2698 |
Save all changes to data to storage.
|
|
2699 |
"""
|
|
2700 |
raise NotSupportedException()
|
|
2701 |
|
|
2702 |
def get_mode(self):
|
|
2703 |
return self.storage.get_mode(self.mode)
|
|
2704 |
|
|
2705 |
def get_size(self):
|
|
2706 |
"""
|
|
2707 |
Return the size of this resource in bytes.
|
|
2708 |
|
|
2709 |
Note that this does not work in write mode.
|
|
2710 |
@return: The resource size in bytes:
|
|
2711 |
@raise exceptions.StorageException: The resource was opened in write mode.
|
|
2712 |
"""
|
|
2713 |
raise exceptions.NotSupportedException()
|
|
2714 |
|
|
2715 |
def get_content_info(self):
|
|
2716 |
"""
|
|
2717 |
Return the ContentInfo class that contains content information about
|
|
2718 |
resource.
|
|
2719 |
"""
|
|
2720 |
raise exceptions.NotSupportedException()
|
|
2721 |
|
|
2722 |
class ContentInfo(object):
|
|
2723 |
"""
|
|
2724 |
A ContentInfo object is used to describe content of Resource.
|
|
2725 |
"""
|
|
2726 |
logger = logging.getLogger('cone.contentinfo')
|
|
2727 |
|
|
2728 |
|
|
2729 |
def __init__(self, mimetype, mimesubtype):
|
|
2730 |
#: MIME Media type (http://www.iana.org/assignments/media-types/)
|
|
2731 |
#: as a string. E.g. 'image' or 'application'
|
|
2732 |
self.mimetype = mimetype
|
|
2733 |
#: MIME Media subtype as a string. E.g. 'svg+xml' or 'bmp'.
|
|
2734 |
self.mimesubtype = mimesubtype
|
|
2735 |
|
|
2736 |
@property
|
|
2737 |
def content_type(self):
|
|
2738 |
"""
|
|
2739 |
Returns MIME Media type (http://www.iana.org/assignments/media-types/)
|
|
2740 |
and subtype as a string. E.g. 'image/bmp'.
|
|
2741 |
"""
|
|
2742 |
return self.mimetype + '/' + self.mimesubtype
|
|
2743 |
|
|
2744 |
class ImageContentInfo(ContentInfo):
|
|
2745 |
|
|
2746 |
"""
|
|
2747 |
A ImageContentInfo object is used to describe content of image Resources.
|
|
2748 |
"""
|
|
2749 |
def __init__(self):
|
|
2750 |
ContentInfo.__init__(self, 'image', '')
|
|
2751 |
|
|
2752 |
class BmpImageContentInfo(ImageContentInfo):
|
|
2753 |
"""
|
|
2754 |
A BmpImageContentInfo object is used to describe content of bmp image
|
|
2755 |
Resources.
|
|
2756 |
"""
|
|
2757 |
|
|
2758 |
_BMP_BITS_PER_PIXEL_OFFSET_ = int('0x1C', 16)
|
|
2759 |
|
|
2760 |
def __init__(self, resource, data):
|
|
2761 |
ContentInfo.__init__(self, 'image', 'bmp')
|
|
2762 |
|
|
2763 |
#: Color depth as bits per pixel.
|
|
2764 |
self.color_depth = None
|
|
2765 |
if (resource != None):
|
|
2766 |
try:
|
|
2767 |
self.color_depth = ord(data[self._BMP_BITS_PER_PIXEL_OFFSET_])
|
|
2768 |
except Exception, e:
|
|
2769 |
self.logger.warning("Invalid BMP-file: %s" % resource.get_path())
|
|
2770 |
|
|
2771 |
class Folder(object):
|
|
2772 |
"""
|
|
2773 |
A Folder object is a subfolder of a Storage, offering access to part of the Storages resources.
|
|
2774 |
"""
|
|
2775 |
def __init__(self, storage, path):
|
|
2776 |
"""
|
|
2777 |
Create a layer folder to the storage if it does not exist.
|
|
2778 |
"""
|
|
2779 |
#if not storage.is_folder(path):
|
|
2780 |
# storage.create_folder(path)
|
|
2781 |
self.storage = copy.copy(storage)
|
|
2782 |
self.storage.set_current_path(path)
|
|
2783 |
|
|
2784 |
def __getattr__(self, name):
|
|
2785 |
return getattr(self.storage, name)
|
|
2786 |
|
|
2787 |
class CompositeLayer(object):
|
|
2788 |
"""
|
|
2789 |
A base class for composite Configuration objects.
|
|
2790 |
"""
|
|
2791 |
def __init__(self, path="", **kwargs):
|
|
2792 |
self.layers = kwargs.get('layers', [])
|
|
2793 |
self.path = path
|
|
2794 |
|
|
2795 |
def add_layer(self, layer):
|
|
2796 |
self.layers.append(layer)
|
|
2797 |
|
|
2798 |
def remove_layer(self, path):
|
|
2799 |
if self.get_layer(path):
|
|
2800 |
self.layers.remove(self.get_layer(path))
|
|
2801 |
else:
|
|
2802 |
raise exceptions.NotFound('Layer with given path %s not found!' % path)
|
|
2803 |
|
|
2804 |
def get_layer(self, path):
|
|
2805 |
for layer in self.layers:
|
|
2806 |
if layer.get_current_path() == path:
|
|
2807 |
return layer
|
|
2808 |
return None
|
|
2809 |
|
|
2810 |
def list_layers(self):
|
|
2811 |
return [layer.get_current_path() for layer in self.layers]
|
|
2812 |
|
|
2813 |
def list_confml(self):
|
|
2814 |
"""
|
|
2815 |
@return: array of confml file references.
|
|
2816 |
"""
|
|
2817 |
lres = []
|
|
2818 |
for layerpath in self.list_layers():
|
|
2819 |
for respath in self.get_layer(layerpath).list_confml():
|
|
2820 |
lres.append(utils.resourceref.join_refs([layerpath, respath]))
|
|
2821 |
return lres
|
|
2822 |
|
|
2823 |
def list_implml(self):
|
|
2824 |
"""
|
|
2825 |
@return: array of implml file references.
|
|
2826 |
"""
|
|
2827 |
lres = []
|
|
2828 |
for layerpath in self.list_layers():
|
|
2829 |
for respath in self.get_layer(layerpath).list_implml():
|
|
2830 |
lres.append(utils.resourceref.join_refs([layerpath, respath]))
|
|
2831 |
return lres
|
|
2832 |
|
|
2833 |
def list_content(self):
|
|
2834 |
"""
|
|
2835 |
@return: array of content file references.
|
|
2836 |
"""
|
|
2837 |
lres = []
|
|
2838 |
for layerpath in self.list_layers():
|
|
2839 |
for respath in self.get_layer(layerpath).list_content():
|
|
2840 |
lres.append(utils.resourceref.join_refs([layerpath, respath]))
|
|
2841 |
return lres
|
|
2842 |
|
|
2843 |
def list_doc(self):
|
|
2844 |
"""
|
|
2845 |
@return: array of document file references.
|
|
2846 |
"""
|
|
2847 |
lres = []
|
|
2848 |
for layerpath in self.list_layers():
|
|
2849 |
for respath in self.get_layer(layerpath).list_doc():
|
|
2850 |
lres.append(utils.resourceref.join_refs([layerpath, respath]))
|
|
2851 |
return lres
|
|
2852 |
|
|
2853 |
def list_all_resources(self, empty_folders=False):
|
|
2854 |
"""
|
|
2855 |
Returns a list of all layer related resource paths with full path in the storage.
|
|
2856 |
"""
|
|
2857 |
lres = []
|
|
2858 |
for layerpath in self.list_layers():
|
|
2859 |
sublayer = self.get_layer(layerpath)
|
|
2860 |
for respath in sublayer.list_all_resources(empty_folders):
|
|
2861 |
lres.append(utils.resourceref.join_refs([layerpath, respath]))
|
|
2862 |
|
|
2863 |
return lres
|
|
2864 |
|
|
2865 |
class Layer(CompositeLayer):
|
|
2866 |
"""
|
|
2867 |
A Layer object is a subfolder of a Storage, offering access to part of the Storages resources.
|
|
2868 |
"""
|
|
2869 |
def __init__(self, storage, path, **kwargs):
|
|
2870 |
"""
|
|
2871 |
Create a layer folder to the storage if it does not exist.
|
|
2872 |
@param storage: a reference to the Storage object
|
|
2873 |
@param path: path for the layer
|
|
2874 |
@param confml_path: optional parameter for confml files path (give in confml_path="something")
|
|
2875 |
@param imlpml_path: optional parameter for implml files path (give in implml_path="something")
|
|
2876 |
@param content_path: optional parameter for content files path (give in content_path="something")
|
|
2877 |
@param doc_path: optional parameter for doc files path (give in doc_path="something")
|
|
2878 |
"""
|
|
2879 |
super(Layer, self).__init__(path, **kwargs)
|
|
2880 |
#if not storage.is_folder(path):
|
|
2881 |
# storage.create_folder(path)
|
|
2882 |
self.storage = copy.copy(storage)
|
|
2883 |
self.storage.set_current_path(path)
|
|
2884 |
self.predefined = {'confml_path' : 'confml',
|
|
2885 |
'implml_path' : 'implml',
|
|
2886 |
'content_path' : 'content',
|
|
2887 |
'doc_path' : 'doc'}
|
|
2888 |
# list through all "hardcoded" paths and check whether the
|
|
2889 |
# hardcoded or given path exists under this Layer.
|
|
2890 |
# if it does then create a folder instance to that path
|
|
2891 |
for (pretag, prevalue) in self.predefined.items():
|
|
2892 |
self.predefined[pretag] = kwargs.get(pretag, prevalue)
|
|
2893 |
|
|
2894 |
def __getattr__(self, name):
|
|
2895 |
return getattr(self.storage, name)
|
|
2896 |
|
|
2897 |
def list_confml(self):
|
|
2898 |
"""
|
|
2899 |
@return: array of confml file references.
|
|
2900 |
"""
|
|
2901 |
res = self.storage.list_resources(self.predefined['confml_path'], True)
|
|
2902 |
res += super(Layer, self).list_confml()
|
|
2903 |
return res
|
|
2904 |
|
|
2905 |
def list_implml(self):
|
|
2906 |
"""
|
|
2907 |
@return: array of implml file references.
|
|
2908 |
"""
|
|
2909 |
res = self.storage.list_resources(self.predefined['implml_path'], True)
|
|
2910 |
res += super(Layer, self).list_implml()
|
|
2911 |
return res
|
|
2912 |
|
|
2913 |
def list_content(self):
|
|
2914 |
"""
|
|
2915 |
@return: array of content file references.
|
|
2916 |
"""
|
|
2917 |
res = self.storage.list_resources(self.predefined['content_path'], True)
|
|
2918 |
res += super(Layer, self).list_content()
|
|
2919 |
return res
|
|
2920 |
|
|
2921 |
def list_doc(self):
|
|
2922 |
"""
|
|
2923 |
@return: array of document file references.
|
|
2924 |
"""
|
|
2925 |
res = self.storage.list_resources(self.predefined['doc_path'], True)
|
|
2926 |
res += super(Layer, self).list_doc()
|
|
2927 |
return res
|
|
2928 |
|
|
2929 |
def confml_folder(self):
|
|
2930 |
cpath = self.storage.get_current_path()
|
|
2931 |
spath = self.predefined['confml_path']
|
|
2932 |
return Folder(self.storage, utils.resourceref.join_refs([cpath, spath]))
|
|
2933 |
|
|
2934 |
def implml_folder(self):
|
|
2935 |
cpath = self.storage.get_current_path()
|
|
2936 |
spath = self.predefined['implml_path']
|
|
2937 |
return Folder(self.storage, utils.resourceref.join_refs([cpath, spath]))
|
|
2938 |
|
|
2939 |
def content_folder(self):
|
|
2940 |
cpath = self.storage.get_current_path()
|
|
2941 |
spath = self.predefined['content_path']
|
|
2942 |
return Folder(self.storage, utils.resourceref.join_refs([cpath, spath]))
|
|
2943 |
|
|
2944 |
def doc_folder(self):
|
|
2945 |
cpath = self.storage.get_current_path()
|
|
2946 |
spath = self.predefined['doc_path']
|
|
2947 |
return Folder(self.storage, utils.resourceref.join_refs([cpath, spath]))
|
|
2948 |
|
|
2949 |
def list_all_resources(self, empty_folders=False):
|
|
2950 |
"""
|
|
2951 |
Returns a list of all layer related resource paths with full path in the storage.
|
|
2952 |
"""
|
|
2953 |
lres = []
|
|
2954 |
mypath = self.get_current_path()
|
|
2955 |
|
|
2956 |
for folderpath in sorted(self.predefined.values()):
|
|
2957 |
lres += self.storage.list_resources(folderpath, recurse=True, empty_folders=empty_folders)
|
|
2958 |
|
|
2959 |
lres += super(Layer, self).list_all_resources(empty_folders)
|
|
2960 |
|
|
2961 |
return lres
|
|
2962 |
|
|
2963 |
def list_all_related(self, empty_folders=False):
|
|
2964 |
"""
|
|
2965 |
Returns a list of all (non confml) layer related resource paths with full path in the storage.
|
|
2966 |
"""
|
|
2967 |
lres = []
|
|
2968 |
predef = self.predefined.copy()
|
|
2969 |
del predef['confml_path']
|
|
2970 |
mypath = self.get_current_path()
|
|
2971 |
for folderpath in sorted(predef.values()):
|
|
2972 |
lres += self.storage.list_resources(folderpath, recurse=True, empty_folders=empty_folders)
|
|
2973 |
lres += super(Layer, self).list_all_resources(empty_folders=empty_folders)
|
|
2974 |
|
|
2975 |
return lres
|
|
2976 |
|
|
2977 |
|
|
2978 |
class Rule(object):
|
|
2979 |
"""
|
|
2980 |
Base class for Rules in the system.
|
|
2981 |
"""
|
|
2982 |
def __init__(self):
|
|
2983 |
raise exceptions.NotSupportedException()
|
|
2984 |
|
|
2985 |
|
|
2986 |
class FactoryBase(object):
|
|
2987 |
pass
|
|
2988 |
|
|
2989 |
class Factory(object):
|
|
2990 |
def __getattr__(self, name):
|
|
2991 |
"""
|
|
2992 |
The Factory getattr find all subclasses for the Factory and searches for given attr
|
|
2993 |
in those.
|
|
2994 |
"""
|
|
2995 |
for sub_factory in utils.all_subclasses(FactoryBase):
|
|
2996 |
try:
|
|
2997 |
return getattr(sub_factory(), name)
|
|
2998 |
except AttributeError:
|
|
2999 |
continue
|
|
3000 |
raise AttributeError("type object %s has no attribute '%s'" % (self.__class__, name))
|
|
3001 |
|
|
3002 |
def get_mapper(modelname):
|
|
3003 |
"""
|
|
3004 |
Return a instance of appropriate mapper for given model.
|
|
3005 |
"""
|
|
3006 |
mapmodule = __import__('cone.public.mapping')
|
|
3007 |
return mapmodule.public.mapping.BaseMapper()
|
|
3008 |
|
|
3009 |
|
|
3010 |
##################################################################
|
|
3011 |
class NullHandler(logging.Handler):
|
|
3012 |
"""
|
|
3013 |
Default handler that does not do anything.
|
|
3014 |
"""
|
|
3015 |
def emit(self, record):
|
|
3016 |
pass
|
|
3017 |
|
|
3018 |
#Initialization of default logger that contains NullHandler.
|
|
3019 |
logger = logging.getLogger('cone')
|
|
3020 |
logger.addHandler(NullHandler())
|