655f573a33
* src/GrampsCfg.py: pychecker fixes * src/GrampsWidgets.py: pychecker fixes * src/glade/gramps.glade: fix text entry -> label * src/NameDisplay.py: pychecker fixes * src/DisplayState.py: pychecker fixes * src/GrampsDisplay.py: pychecker fixes * src/DateEdit.py: pychecker fixes * src/gramps_main.py: pychecker fixes * src/DbLoader.py: pychecker fixes svn: r6701
551 lines
19 KiB
Python
551 lines
19 KiB
Python
#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2005-2006 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: ViewManager.py 6678 2006-05-16 03:35:10Z dallingham $
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"""
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Handling of loading new/existing databases.
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"""
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#-------------------------------------------------------------------------
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#
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# Standard python modules
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#
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#-------------------------------------------------------------------------
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import os
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from gettext import gettext as _
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import logging
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log = logging.getLogger(".")
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#-------------------------------------------------------------------------
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#
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# GTK+ modules
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#
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#-------------------------------------------------------------------------
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import gtk
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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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import const
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import Config
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import Mime
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import GrampsDb
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import Utils
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from PluginUtils import import_list
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import QuestionDialog
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#-------------------------------------------------------------------------
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#
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# Constants
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#
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#-------------------------------------------------------------------------
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_KNOWN_FORMATS = {
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const.app_gramps : _('GRAMPS (grdb)'),
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const.app_gramps_xml : _('GRAMPS XML'),
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const.app_gedcom : _('GEDCOM'),
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}
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#-------------------------------------------------------------------------
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#
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# DbLoader class
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#
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#-------------------------------------------------------------------------
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class DbLoader:
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def __init__(self,dbstate,uistate):
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self.dbstate = dbstate
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self.uistate = uistate
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def open_file(self):
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choose = gtk.FileChooserDialog(
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_('GRAMPS: Open database'),
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self.uistate.window,
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gtk.FILE_CHOOSER_ACTION_OPEN,
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(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL,
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gtk.STOCK_OPEN, gtk.RESPONSE_OK))
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# Always add automatic (macth all files) filter
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add_all_files_filter(choose)
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add_grdb_filter(choose)
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add_xml_filter(choose)
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add_gedcom_filter(choose)
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format_list = [const.app_gramps,const.app_gramps_xml,const.app_gedcom]
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(box, type_selector) = format_maker(format_list)
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choose.set_extra_widget(box)
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choose.set_current_folder(get_default_dir())
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response = choose.run()
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if response == gtk.RESPONSE_OK:
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filename = choose.get_filename()
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if self.check_errors(filename):
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return ('','')
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filetype = type_selector.get_value()
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if filetype == 'auto':
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filetype = Mime.get_type(filename)
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(the_path, the_file) = os.path.split(filename)
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choose.destroy()
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if filetype in [const.app_gramps,const.app_gramps_xml,
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const.app_gedcom]:
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self.read_file(filename,filetype)
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return (filename,filetype)
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else:
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QuestionDialog.ErrorDialog(
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_("Could not open file: %s") % filename,
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_('File type "%s" is unknown to GRAMPS.\n\n'
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'Valid types are: GRAMPS database, GRAMPS XML, '
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'GRAMPS package, and GEDCOM.') % filetype)
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return ('','')
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choose.destroy()
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return ('','')
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def new_file(self):
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choose = gtk.FileChooserDialog(
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_('GRAMPS: Create GRAMPS database'),
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self.uistate.window,
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gtk.FILE_CHOOSER_ACTION_SAVE,
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(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL,
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gtk.STOCK_OPEN, gtk.RESPONSE_OK))
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# Always add automatic (macth all files) filter
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add_all_files_filter(choose)
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add_grdb_filter(choose)
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default_dir = get_default_dir()
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new_filename = Utils.get_new_filename('grdb', default_dir)
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choose.set_current_folder(default_dir)
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choose.set_current_name(os.path.split(new_filename)[1])
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while (True):
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response = choose.run()
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if response == gtk.RESPONSE_OK:
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filename = choose.get_filename()
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if self.check_errors(filename):
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return ('','')
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if os.path.splitext(filename)[1] != ".grdb":
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filename = filename + ".grdb"
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choose.destroy()
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try:
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self.dbstate.db.close()
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except:
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pass
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filetype = const.app_gramps
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self.read_file(filename,filetype)
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return (filename,filetype)
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else:
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choose.destroy()
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return ('','')
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choose.destroy()
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return ('','')
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def save_as(self):
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choose = gtk.FileChooserDialog(
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_('GRAMPS: Create GRAMPS database'),
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self.uistate.window,
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gtk.FILE_CHOOSER_ACTION_SAVE,
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(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL,
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gtk.STOCK_SAVE, gtk.RESPONSE_OK))
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# Always add automatic (macth all files) filter
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add_all_files_filter(choose)
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add_gramps_files_filter(choose)
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add_grdb_filter(choose)
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add_xml_filter(choose)
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add_gedcom_filter(choose)
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format_list = [const.app_gramps,const.app_gramps_xml,const.app_gedcom]
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(box, type_selector) = format_maker(format_list)
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choose.set_extra_widget(box)
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default_dir = get_default_dir()
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new_filename = Utils.get_new_filename('grdb', default_dir)
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choose.set_current_folder(default_dir)
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choose.set_current_name(os.path.split(new_filename)[1])
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response = choose.run()
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if response == gtk.RESPONSE_OK:
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filename = choose.get_filename()
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if self.check_errors(filename):
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return ('','')
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filetype = type_selector.get_value()
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if filetype == 'auto':
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try:
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the_file = open(filename,'wb')
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the_file.close()
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filetype = Mime.get_type(filename)
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os.remove(filename)
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except RuntimeError, msg:
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QuestionDialog.ErrorDialog(
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_("Could not open file: %s") % filename,
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str(msg))
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return ('','')
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# First we try our best formats
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if filetype not in (const.app_gramps,
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const.app_gramps_xml,
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const.app_gedcom):
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QuestionDialog.ErrorDialog(
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_("Could not open file: %s") % filename,
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_("Unknown type: %s") % filetype
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)
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return ('','')
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choose.destroy()
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self.open_saved_as(filename,filetype)
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return (filename,filetype)
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else:
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choose.destroy()
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return ('','')
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def import_file(self):
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# First thing first: import is a batch transaction
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# so we will lose the undo history. Warn the user.
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warn_dialog = QuestionDialog.QuestionDialog2(
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_('Undo history warning'),
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_('Proceeding with import will erase the undo history '
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'for this session. In particular, you will not be able '
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'to revert the import or any changes made prior to it.\n\n'
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'If you think you may want to revert the import, '
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'please stop here and backup your database.'),
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_('_Proceed with import'), _('_Stop'),
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self.uistate.window)
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if not warn_dialog.run():
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return False
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choose = gtk.FileChooserDialog(
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_('GRAMPS: Import database'),
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self.uistate.window,
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gtk.FILE_CHOOSER_ACTION_OPEN,
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(gtk.STOCK_CANCEL,gtk.RESPONSE_CANCEL,
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gtk.STOCK_OPEN,gtk.RESPONSE_OK))
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choose.set_local_only(False)
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# Always add automatic (macth all files) filter
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add_all_files_filter(choose)
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add_grdb_filter(choose)
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add_xml_filter(choose)
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add_gedcom_filter(choose)
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format_list = [const.app_gramps,const.app_gramps_xml,const.app_gedcom]
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# Add more data type selections if opening existing db
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for data in import_list:
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mime_filter = data[1]
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mime_type = data[2]
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native_format = data[3]
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format_name = data[4]
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if not native_format:
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choose.add_filter(mime_filter)
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format_list.append(mime_type)
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_KNOWN_FORMATS[mime_type] = format_name
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(box, type_selector) = format_maker(format_list)
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choose.set_extra_widget(box)
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# Suggested folder: try last open file, import, then last export,
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# then home.
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default_dir = Config.get(Config.RECENT_IMPORT_DIR)
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if len(default_dir)<=1:
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default_dir = get_default_dir()
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choose.set_current_folder(default_dir)
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response = choose.run()
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if response == gtk.RESPONSE_OK:
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filename = choose.get_filename()
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if self.check_errors(filename):
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return False
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filetype = type_selector.get_value()
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if filetype == 'auto':
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try:
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filetype = Mime.get_type(filename)
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except RuntimeError, msg:
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QuestionDialog.ErrorDialog(
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_("Could not open file: %s") % filename,
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str(msg))
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return False
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# First we try our best formats
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if filetype in (const.app_gramps,
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const.app_gramps_xml,
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const.app_gedcom):
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importer = GrampsDb.gramps_db_reader_factory(filetype)
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self.do_import(choose,importer,filename)
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return True
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# Then we try all the known plugins
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(the_path, the_file) = os.path.split(filename)
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Config.set(Config.RECENT_IMPORT_DIR,the_path)
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for (importData,mime_filter,mime_type,native_format,format_name) \
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in import_list:
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if filetype == mime_type or the_file == mime_type:
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self.do_import(choose,importData,filename)
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return True
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# Finally, we give up and declare this an unknown format
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QuestionDialog.ErrorDialog(
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_("Could not open file: %s") % filename,
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_('File type "%s" is unknown to GRAMPS.\n\n'
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'Valid types are: GRAMPS database, GRAMPS XML, '
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'GRAMPS package, and GEDCOM.') % filetype)
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choose.destroy()
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return False
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def check_errors(self,filename):
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"""
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This methods runs common error checks and returns True if any found.
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In this process, warning dialog can pop up.
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"""
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if type(filename) not in (str,unicode):
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return True
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filename = os.path.normpath(os.path.abspath(filename))
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if len(filename) == 0:
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return True
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elif os.path.isdir(filename):
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QuestionDialog.ErrorDialog(
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_('Cannot open database'),
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_('The selected file is a directory, not '
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'a file.\nA GRAMPS database must be a file.'))
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return True
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elif os.path.exists(filename):
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if not os.access(filename, os.R_OK):
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QuestionDialog.ErrorDialog(
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_('Cannot open database'),
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_('You do not have read access to the selected '
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'file.'))
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return True
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else:
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try:
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f = file(filename,'w')
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f.close()
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os.remove(filename)
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except IOError:
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QuestionDialog.ErrorDialog(
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_('Cannot create database'),
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_('You do not have write access to the selected file.'))
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return True
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# FIXME: not sure what this is for at this point
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try:
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os.chdir(os.path.dirname(filename))
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except:
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print "could not change directory"
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return False
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def read_file(self, filename, filetype):
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"""
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This method takes care of changing database, and loading the data.
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This method should only return on success.
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Returning on failure makes no sense, because we cannot recover,
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since database has already beeen changed.
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Therefore, any errors should raise exceptions.
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On success, return with the disabled signals. The post-load routine
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should enable signals, as well as finish up with other UI goodies.
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"""
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if os.path.exists(filename) and (not os.access(filename, os.W_OK)):
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mode = "r"
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QuestionDialog.WarningDialog(_('Read only database'),
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_('You do not have write access '
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'to the selected file.'))
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else:
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mode = "w"
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dbclass = GrampsDb.gramps_db_factory(db_type = filetype)
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self.dbstate.change_database(dbclass())
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self.dbstate.db.disable_signals()
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self.uistate.window.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.WATCH))
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self.uistate.progress.show()
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try:
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self.dbstate.db.load(filename,self.uistate.pulse_progressbar,mode)
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except Exception:
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log.error("Failed to open database.", exc_info=True)
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def open_saved_as(self, filename, filetype):
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dbclass = GrampsDb.gramps_db_factory(db_type = filetype)
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new_database = dbclass()
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old_database = self.dbstate.db
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self.dbstate.change_database_noclose(new_database)
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old_database.disable_signals()
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new_database.disable_signals()
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self.uistate.window.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.WATCH))
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self.uistate.progress.show()
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try:
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new_database.load_from(old_database,filename,
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self.uistate.pulse_progressbar)
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old_database.close()
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except Exception:
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log.error("Failed to open database.", exc_info=True)
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return False
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def do_import(self, dialog, importer, filename):
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dialog.destroy()
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self.uistate.window.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.WATCH))
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self.uistate.progress.show()
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try:
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importer(self.dbstate.db, filename, self.uistate.pulse_progressbar)
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dirname = os.path.dirname(filename) + os.path.sep
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Config.set(Config.RECENT_IMPORT_DIR,dirname)
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except Exception:
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log.error("Failed to import database.", exc_info=True)
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#-------------------------------------------------------------------------
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#
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# default dir selection
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#
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#-------------------------------------------------------------------------
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def get_default_dir():
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# Suggested folder: try last open file, last import, last export,
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# then home.
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default_dir = os.path.dirname(Config.get(Config.RECENT_FILE)) + os.path.sep
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if len(default_dir)<=1:
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default_dir = Config.get(Config.RECENT_IMPORT_DIR)
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if len(default_dir)<=1:
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default_dir = Config.get(Config.RECENT_EXPORT_DIR)
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if len(default_dir)<=1:
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default_dir = '~/'
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return default_dir
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#-------------------------------------------------------------------------
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#
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# FileChooser filters: what to show in the file chooser
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#
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#-------------------------------------------------------------------------
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def add_all_files_filter(chooser):
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"""
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Add an all-permitting filter to the file chooser dialog.
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"""
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mime_filter = gtk.FileFilter()
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mime_filter.set_name(_('All files'))
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mime_filter.add_pattern('*')
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chooser.add_filter(mime_filter)
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def add_gramps_files_filter(chooser):
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"""
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Add an all-GRAMPS filter to the file chooser dialog.
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"""
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mime_filter = gtk.FileFilter()
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mime_filter.set_name(_('All GRAMPS files'))
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mime_filter.add_mime_type(const.app_gramps)
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mime_filter.add_mime_type(const.app_gramps_xml)
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mime_filter.add_mime_type(const.app_gedcom)
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chooser.add_filter(mime_filter)
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def add_grdb_filter(chooser):
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"""
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Add a GRDB filter to the file chooser dialog.
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"""
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mime_filter = gtk.FileFilter()
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mime_filter.set_name(_('GRAMPS databases'))
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mime_filter.add_mime_type(const.app_gramps)
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chooser.add_filter(mime_filter)
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def add_xml_filter(chooser):
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"""
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Add a GRAMPS XML filter to the file chooser dialog.
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"""
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mime_filter = gtk.FileFilter()
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mime_filter.set_name(_('GRAMPS XML databases'))
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mime_filter.add_mime_type(const.app_gramps_xml)
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chooser.add_filter(mime_filter)
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def add_gedcom_filter(chooser):
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"""
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Add a GEDCOM filter to the file chooser dialog.
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"""
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mime_filter = gtk.FileFilter()
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mime_filter.set_name(_('GEDCOM files'))
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mime_filter.add_mime_type(const.app_gedcom)
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chooser.add_filter(mime_filter)
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#-------------------------------------------------------------------------
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#
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# Format selectors: explictly set the format of the file
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#
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#-------------------------------------------------------------------------
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class GrampsFormatWidget(gtk.ComboBox):
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def __init__(self):
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gtk.ComboBox.__init__(self, model=None)
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def set(self, format_list):
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self.store = gtk.ListStore(str)
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self.set_model(self.store)
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cell = gtk.CellRendererText()
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self.pack_start(cell, True)
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self.add_attribute(cell, 'text', 0)
|
|
self.format_list = format_list
|
|
|
|
for format, label in format_list:
|
|
self.store.append(row=[label])
|
|
self.set_active(False)
|
|
|
|
def get_value(self):
|
|
active = self.get_active()
|
|
if active < 0:
|
|
return None
|
|
return self.format_list[active][0]
|
|
|
|
def format_maker(formats):
|
|
"""
|
|
A factory function making format selection widgets.
|
|
|
|
Accepts a list of formats to include into selector.
|
|
The auto selection is always added as the first one.
|
|
The returned box contains both the label and the selector.
|
|
"""
|
|
format_list = [ ('auto', _('Automatically detected')) ]
|
|
for format in formats:
|
|
if _KNOWN_FORMATS.has_key(format):
|
|
format_list.append( (format, _KNOWN_FORMATS[format]) )
|
|
|
|
type_selector = GrampsFormatWidget()
|
|
type_selector.set(format_list)
|
|
|
|
box = gtk.HBox()
|
|
label = gtk.Label(_('Select file _type:'))
|
|
label.set_use_underline(True)
|
|
label.set_mnemonic_widget(type_selector)
|
|
box.pack_start(label, expand=False, fill=False, padding=6)
|
|
box.add(type_selector)
|
|
box.show_all()
|
|
return (box, type_selector)
|