de0559e32c
python objects, so that Gramps classes are never pickled. * Date.py, CalSdn.py: Move to RelLib. * src/dates/Date_*.py: Use new Date. * src/plugins/*.py: Use new Date. * src/GrampsDb/_*.py: Use new Date, new unserialize. * src/*.py: Use new Date. svn: r5875
111 lines
3.5 KiB
Python
111 lines
3.5 KiB
Python
#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2000-2006 Donald N. Allingham
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# $Id$
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"""
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AttributeBase class for GRAMPS
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"""
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#-------------------------------------------------------------------------
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#
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# GRAMPS modules
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#
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#-------------------------------------------------------------------------
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from _Attribute import Attribute
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#-------------------------------------------------------------------------
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#
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# AttributeBase class
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#
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#-------------------------------------------------------------------------
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class AttributeBase:
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"""
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Base class for attribute-aware objects.
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"""
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def __init__(self,source=None):
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"""
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Initialize a AttributeBase. If the source is not None, then object
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is initialized from values of the source object.
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@param source: Object used to initialize the new object
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@type source: AttributeBase
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"""
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if source:
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self.attribute_list = [ Attribute(attribute) \
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for attribute in source.attribute_list ]
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else:
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self.attribute_list = []
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def serialize(self):
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return [attr.serialize() for attr in self.attribute_list]
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def unserialize(self,data):
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self.attribute_list = [Attribute().unserialize(item) for item in data]
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def add_attribute(self,attribute):
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"""
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Adds the L{Attribute} instance to the object's list of attributes
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@param attribute: L{Attribute} instance to add.
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@type attribute: L{Attribute}
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"""
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self.attribute_list.append(attribute)
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def remove_attribute(self,attribute):
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"""
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Removes the specified L{Attribute} instance from the attribute list
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If the instance does not exist in the list, the operation has
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no effect.
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@param attribute: L{Attribute} instance to remove from the list
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@type attribute: L{Attribute}
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@return: True if the attribute was removed, False if it was not
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in the list.
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@rtype: bool
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"""
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if attribute in self.attribute_list:
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self.attribute_list.remove(attribute)
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return True
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else:
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return False
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def get_attribute_list(self):
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"""
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Returns the list of L{Attribute} instances associated with the object.
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@returns: Returns the list of L{Attribute} instances.
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@rtype: list
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"""
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return self.attribute_list
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def set_attribute_list(self,attribute_list):
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"""
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Assigns the passed list to the Person's list of L{Attribute} instances.
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@param attribute_list: List of L{Attribute} instances to ba associated
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with the Person
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@type attribute_list: list
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"""
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self.attribute_list = attribute_list
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