gramps/src/gen/lib/src.py
Gerald Britton 680a780a8c Remove redundant line continuations
svn: r16425
2011-01-21 16:27:54 +00:00

406 lines
14 KiB
Python

#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2007 Donald N. Allingham
# Copyright (C) 2010 Michiel D. Nauta
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# $Id$
"""
Source object for GRAMPS.
"""
#-------------------------------------------------------------------------
#
# GRAMPS modules
#
#-------------------------------------------------------------------------
from gen.lib.primaryobj import PrimaryObject
from gen.lib.mediabase import MediaBase
from gen.lib.notebase import NoteBase
from gen.lib.reporef import RepoRef
from gen.lib.const import DIFFERENT, EQUAL, IDENTICAL
#-------------------------------------------------------------------------
#
# Source class
#
#-------------------------------------------------------------------------
class Source(MediaBase, NoteBase, PrimaryObject):
"""A record of a source of information."""
def __init__(self):
"""Create a new Source instance."""
PrimaryObject.__init__(self)
MediaBase.__init__(self)
NoteBase.__init__(self)
self.title = ""
self.author = ""
self.pubinfo = ""
self.datamap = {}
self.abbrev = ""
self.reporef_list = []
def serialize(self):
"""
Convert the object to a serialized tuple of data.
"""
return (self.handle, self.gramps_id, unicode(self.title),
unicode(self.author), unicode(self.pubinfo),
NoteBase.serialize(self),
MediaBase.serialize(self), unicode(self.abbrev),
self.change, self.datamap,
[rr.serialize() for rr in self.reporef_list],
self.private)
def unserialize(self, data):
"""
Convert the data held in a tuple created by the serialize method
back into the data in an Event structure.
"""
(self.handle, self.gramps_id, self.title, self.author,
self.pubinfo, note_list, media_list,
self.abbrev, self.change, self.datamap, reporef_list,
self.private) = data
NoteBase.unserialize(self, note_list)
MediaBase.unserialize(self, media_list)
self.reporef_list = [RepoRef().unserialize(item) for item in reporef_list]
def _has_handle_reference(self, classname, handle):
"""
Return True if the object has reference to a given handle of given
primary object type.
:param classname: The name of the primary object class.
:type classname: str
:param handle: The handle to be checked.
:type handle: str
:returns: Returns whether the object has reference to this handle of
this object type.
:rtype: bool
"""
if classname == 'Repository':
return handle in [ref.ref for ref in self.reporef_list]
return False
def _remove_handle_references(self, classname, handle_list):
"""
Remove all references in this object to object handles in the list.
:param classname: The name of the primary object class.
:type classname: str
:param handle_list: The list of handles to be removed.
:type handle_list: str
"""
if classname == 'Repository':
new_list = [ref for ref in self.reporef_list
if ref.ref not in handle_list]
self.reporef_list = new_list
def _replace_handle_reference(self, classname, old_handle, new_handle):
"""
Replace all references to old handle with those to the new handle.
:param classname: The name of the primary object class.
:type classname: str
:param old_handle: The handle to be replaced.
:type old_handle: str
:param new_handle: The handle to replace the old one with.
:type new_handle: str
"""
if classname == 'Repository':
handle_list = [ref.ref for ref in self.reporef_list]
while old_handle in handle_list:
idx = handle_list.index(old_handle)
self.reporef_list[idx].ref = new_handle
handle_list[idx] = ''
def get_text_data_list(self):
"""
Return the list of all textual attributes of the object.
:returns: Returns the list of all textual attributes of the object.
:rtype: list
"""
return [self.title, self.author, self.pubinfo, self.abbrev,
self.gramps_id] + self.datamap.keys() + self.datamap.values()
def get_text_data_child_list(self):
"""
Return the list of child objects that may carry textual data.
:returns: Returns the list of child objects that may carry textual data.
:rtype: list
"""
return self.media_list + self.reporef_list
def get_sourcref_child_list(self):
"""
Return the list of child secondary objects that may refer sources.
:returns: Returns the list of child secondary child objects that may
refer sources.
:rtype: list
"""
return self.media_list
def get_note_child_list(self):
"""
Return the list of child secondary objects that may refer notes.
:returns: Returns the list of child secondary child objects that may
refer notes.
:rtype: list
"""
return self.media_list + self.reporef_list
def get_handle_referents(self):
"""
Return the list of child objects which may, directly or through
their children, reference primary objects.
:returns: Returns the list of objects referencing primary objects.
:rtype: list
"""
return self.media_list + self.reporef_list
def get_referenced_handles(self):
"""
Return the list of (classname, handle) tuples for all directly
referenced primary objects.
:returns: List of (classname, handle) tuples for referenced objects.
:rtype: list
"""
return self.get_referenced_note_handles()
def has_source_reference(self, src_handle) :
"""
Return True if any of the child objects has reference to this source
handle.
:param src_handle: The source handle to be checked.
:type src_handle: str
:returns: Returns whether any of it's child objects has reference to
this source handle.
:rtype: bool
"""
for item in self.get_sourcref_child_list():
if item.has_source_reference(src_handle):
return True
return False
def remove_source_references(self, src_handle_list):
"""
Remove references to all source handles in the list in all child
objects.
:param src_handle_list: The list of source handles to be removed.
:type src_handle_list: list
"""
for item in self.get_sourcref_child_list():
item.remove_source_references(src_handle_list)
def replace_source_references(self, old_handle, new_handle):
"""
Replace references to source_handles in the list in this object and
all child objects and merge equivalent entries.
:param old_handle: The source handle to be replaced.
:type old_handle: str
:param new_handle: The source handle to replace the old one with.
:type new_handle: str
"""
for item in self.get_sourcref_child_list():
item.replace_source_references(old_handle, new_handle)
def merge(self, acquisition):
"""
Merge the content of acquisition into this source.
:param acquisition: The source to merge with the present source.
:rtype acquisition: Source
"""
self._merge_privacy(acquisition)
self._merge_note_list(acquisition)
self._merge_media_list(acquisition)
my_datamap = self.get_data_map()
acquisition_map = acquisition.get_data_map()
for key in acquisition.get_data_map():
if key not in my_datamap:
self.datamap[key] = acquisition_map[key]
self._merge_reporef_list(acquisition)
def get_data_map(self):
"""Return the data map of attributes for the source."""
return self.datamap
def set_data_map(self, datamap):
"""Set the data map of attributes for the source."""
self.datamap = datamap
def set_data_item(self, key, value):
"""Set the particular data item in the attribute data map."""
self.datamap[key] = value
def set_title(self, title):
"""
Set the descriptive title of the Source object.
:param title: descriptive title to assign to the Source
:type title: str
"""
self.title = title
def get_title(self):
"""
Return the descriptive title of the Place object.
:returns: Returns the descriptive title of the Place
:rtype: str
"""
return self.title
def set_author(self, author):
"""Set the author of the Source."""
self.author = author
def get_author(self):
"""Return the author of the Source."""
return self.author
def set_publication_info(self, text):
"""Set the publication information of the Source."""
self.pubinfo = text
def get_publication_info(self):
"""Return the publication information of the Source."""
return self.pubinfo
def set_abbreviation(self, abbrev):
"""Set the title abbreviation of the Source."""
self.abbrev = abbrev
def get_abbreviation(self):
"""Return the title abbreviation of the Source."""
return self.abbrev
def add_repo_reference(self, repo_ref):
"""
Add a :class:`~gen.lib.reporef,RepoRef` instance to the Source's reporef list.
:param repo_ref: :class:`~gen.lib.reporef,RepoRef` instance to be added to the object's
reporef list.
:type repo_ref: :class:`~gen.lib.reporef,RepoRef`
"""
self.reporef_list.append(repo_ref)
def get_reporef_list(self):
"""
Return the list of :class:`~gen.lib.reporef,RepoRef` instances associated with the Source.
@Return: list of :class:`~gen.lib.reporef,RepoRef` instances associated with the Source
:rtype: list
"""
return self.reporef_list
def set_reporef_list(self, reporef_list):
"""
Set the list of :class:`~gen.lib.reporef,RepoRef` instances associated with the Source.
It replaces the previous list.
:param reporef_list: list of :class:`~gen.lib.reporef,RepoRef` instances to be assigned to
the Source.
:type reporef_list: list
"""
self.reporef_list = reporef_list
def _merge_reporef_list(self, acquisition):
"""
Merge the list of repository references from acquisition with our own.
:param acquisition: the repository references list of this object will
be merged with the current repository references list.
:rtype acquisition: RepoRef
"""
reporef_list = self.reporef_list[:]
for addendum in acquisition.get_reporef_list():
for reporef in reporef_list:
equi = reporef.is_equivalent(addendum)
if equi == IDENTICAL:
break
elif equi == EQUAL:
reporef.merge(addendum)
break
else:
self.reporef_list.append(addendum)
def has_repo_reference(self, repo_handle):
"""
Return True if the Source has reference to this Repository handle.
:param repo_handle: The Repository handle to be checked.
:type repo_handle: str
:returns: Returns whether the Source has reference to this Repository
handle.
:rtype: bool
"""
return repo_handle in [repo_ref.ref for repo_ref in self.reporef_list]
def remove_repo_references(self, repo_handle_list):
"""
Remove references to all Repository handles in the list.
:param repo_handle_list: The list of Repository handles to be removed.
:type repo_handle_list: list
"""
new_reporef_list = [repo_ref for repo_ref in self.reporef_list
if repo_ref.ref not in repo_handle_list]
self.reporef_list = new_reporef_list
def replace_repo_references(self, old_handle, new_handle):
"""
Replace all references to old Repository handle with the new handle
and merge equivalent entries.
:param old_handle: The Repository handle to be replaced.
:type old_handle: str
:param new_handle: The Repository handle to replace the old one with.
:type new_handle: str
indikken
"""
refs_list = [ repo_ref.ref for repo_ref in self.reporef_list ]
new_ref = None
if new_handle in refs_list:
new_ref = self.reporef_list[refs_list.index(new_handle)]
n_replace = refs_list.count(old_handle)
for ix_replace in xrange(n_replace):
idx = refs_list.index(old_handle)
self.reporef_list[idx].ref = new_handle
refs_list[idx] = new_handle
if new_ref:
repo_ref = self.reporef_list[idx]
equi = new_ref.is_equivalent(repo_ref)
if equi != DIFFERENT:
if equi == EQUAL:
new_ref.merge(repo_ref)
self.reporef_list.pop(idx)
refs_list.pop(idx)