228 lines
9.6 KiB
Python
228 lines
9.6 KiB
Python
#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2010 Michiel D. Nauta
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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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Provide merge capabilities for media objects.
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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 gen.lib import Person, Family, Event, Source, Citation, Place
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from gen.db import DbTxn
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from gen.ggettext import sgettext as _
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import const
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import GrampsDisplay
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import ManagedWindow
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import DateHandler
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from Errors import MergeError
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#-------------------------------------------------------------------------
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#
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# Gramps constants
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#
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#-------------------------------------------------------------------------
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WIKI_HELP_PAGE = '%s_-_Entering_and_Editing_Data:_Detailed_-_part_3' % \
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const.URL_MANUAL_PAGE
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WIKI_HELP_SEC = _('manual|Merge_Media_Objects')
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_GLADE_FILE = 'mergemedia.glade'
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#-------------------------------------------------------------------------
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#
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# Merge Media Objects
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#
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#-------------------------------------------------------------------------
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class MergeMediaObjects(ManagedWindow.ManagedWindow):
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"""
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Displays a dialog box that allows the media objects to be combined into one.
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"""
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def __init__(self, dbstate, uistate, handle1, handle2):
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ManagedWindow.ManagedWindow.__init__(self, uistate, [], self.__class__)
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self.dbstate = dbstate
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database = dbstate.db
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self.mo1 = database.get_object_from_handle(handle1)
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self.mo2 = database.get_object_from_handle(handle2)
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self.define_glade('mergeobject', _GLADE_FILE)
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self.set_window(self._gladeobj.toplevel,
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self.get_widget('object_title'),
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_("Merge Media Objects"))
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# Detailed selection Widgets
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desc1 = self.mo1.get_description()
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desc2 = self.mo2.get_description()
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entry1 = self.get_widget("desc1")
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entry2 = self.get_widget("desc2")
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entry1.set_text(desc1)
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entry2.set_text(desc2)
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if entry1.get_text() == entry2.get_text():
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for widget_name in ('desc1', 'desc2', 'desc_btn1', 'desc_btn2'):
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self.get_widget(widget_name).set_sensitive(False)
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entry1 = self.get_widget("path1")
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entry2 = self.get_widget("path2")
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entry1.set_text(self.mo1.get_path())
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entry2.set_text(self.mo2.get_path())
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entry1.set_position(-1)
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entry2.set_position(-1)
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if entry1.get_text() == entry2.get_text():
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for widget_name in ('path1', 'path2', 'path_btn1', 'path_btn2'):
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self.get_widget(widget_name).set_sensitive(False)
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entry1 = self.get_widget("date1")
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entry2 = self.get_widget("date2")
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entry1.set_text(DateHandler.get_date(self.mo1))
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entry2.set_text(DateHandler.get_date(self.mo2))
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if entry1.get_text() == entry2.get_text():
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for widget_name in ('date1', 'date2', 'date_btn1', 'date_btn2'):
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self.get_widget(widget_name).set_sensitive(False)
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gramps1 = self.mo1.get_gramps_id()
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gramps2 = self.mo2.get_gramps_id()
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entry1 = self.get_widget("gramps1")
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entry2 = self.get_widget("gramps2")
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entry1.set_text(gramps1)
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entry2.set_text(gramps2)
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if entry1.get_text() == entry2.get_text():
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for widget_name in ('gramps1', 'gramps2', 'gramps_btn1',
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'gramps_btn2'):
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self.get_widget(widget_name).set_sensitive(False)
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# Main window widgets that determine which handle survives
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rbutton1 = self.get_widget("handle_btn1")
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rbutton_label1 = self.get_widget("label_handle_btn1")
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rbutton_label2 = self.get_widget("label_handle_btn2")
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rbutton_label1.set_label("%s [%s]" % (desc1, gramps1))
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rbutton_label2.set_label("%s [%s]" % (desc2, gramps2))
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rbutton1.connect('toggled', self.on_handle1_toggled)
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self.connect_button('object_help', self.cb_help)
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self.connect_button('object_ok', self.cb_merge)
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self.connect_button('object_cancel', self.close)
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self.show()
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def on_handle1_toggled(self, obj):
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""" first chosen media object changes"""
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if obj.get_active():
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self.get_widget("path_btn1").set_active(True)
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self.get_widget("desc_btn1").set_active(True)
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self.get_widget("date_btn1").set_active(True)
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self.get_widget("gramps_btn1").set_active(True)
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else:
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self.get_widget("path_btn2").set_active(True)
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self.get_widget("desc_btn2").set_active(True)
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self.get_widget("date_btn2").set_active(True)
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self.get_widget("gramps_btn2").set_active(True)
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def cb_help(self, obj):
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"""Display the relevant portion of the Gramps manual"""
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GrampsDisplay.help(webpage = WIKI_HELP_PAGE, section = WIKI_HELP_SEC)
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def cb_merge(self, obj):
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"""
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Perform the merge of the media objects when the merge button is clicked.
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"""
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use_handle1 = self.get_widget("handle_btn1").get_active()
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if use_handle1:
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phoenix = self.mo1
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titanic = self.mo2
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else:
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phoenix = self.mo2
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titanic = self.mo1
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# Add second handle to history so that when merge is complete,
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# phoenix is the selected row.
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self.uistate.viewmanager.active_page.get_history().push(
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phoenix.get_handle())
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if self.get_widget("path_btn1").get_active() ^ use_handle1:
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phoenix.set_path(titanic.get_path())
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phoenix.set_mime_type(titanic.get_mime_type())
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if self.get_widget("desc_btn1").get_active() ^ use_handle1:
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phoenix.set_description(titanic.get_description())
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if self.get_widget("date_btn1").get_active() ^ use_handle1:
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phoenix.set_date_object(titanic.get_date_object())
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if self.get_widget("gramps_btn1").get_active() ^ use_handle1:
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phoenix.set_gramps_id(titanic.get_gramps_id())
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query = MergeMediaQuery(self.dbstate, phoenix, titanic)
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query.execute()
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self.close()
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class MergeMediaQuery(object):
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"""
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Create datqabase query to merge two media objects.
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"""
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def __init__(self, dbstate, phoenix, titanic):
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self.database = dbstate.db
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self.phoenix = phoenix
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self.titanic = titanic
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def execute(self):
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"""
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Merges two media objects into a single object.
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"""
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new_handle = self.phoenix.get_handle()
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old_handle = self.titanic.get_handle()
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self.phoenix.merge(self.titanic)
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with DbTxn(_("Merge Media Objects"), self.database) as trans:
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self.database.commit_media_object(self.phoenix, trans)
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for (class_name, handle) in self.database.find_backlink_handles(
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old_handle):
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if class_name == Person.__name__:
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person = self.database.get_person_from_handle(handle)
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assert(person.has_media_reference(old_handle))
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person.replace_media_references(old_handle, new_handle)
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self.database.commit_person(person, trans)
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elif class_name == Family.__name__:
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family = self.database.get_family_from_handle(handle)
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assert(family.has_media_reference(old_handle))
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family.replace_media_references(old_handle, new_handle)
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self.database.commit_family(family, trans)
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elif class_name == Event.__name__:
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event = self.database.get_event_from_handle(handle)
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assert(event.has_media_reference(old_handle))
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event.replace_media_references(old_handle, new_handle)
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self.database.commit_event(event, trans)
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elif class_name == Source.__name__:
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source = self.database.get_source_from_handle(handle)
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assert(source.has_media_reference(old_handle))
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source.replace_media_references(old_handle, new_handle)
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self.database.commit_source(source, trans)
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elif class_name == Citation.__name__:
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citation = self.database.get_citation_from_handle(handle)
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assert(citation.has_media_reference(old_handle))
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citation.replace_media_references(old_handle, new_handle)
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self.database.commit_citation(citation, trans)
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elif class_name == Place.__name__:
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place = self.database.get_place_from_handle(handle)
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assert(place.has_media_reference(old_handle))
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place.replace_media_references(old_handle, new_handle)
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self.database.commit_place(place, trans)
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else:
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raise MergeError("Encounter an object of type % s that has "
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"a media object reference." % class_name)
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self.database.remove_object(old_handle, trans)
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