654 lines
25 KiB
Python
654 lines
25 KiB
Python
#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2004-2007 Donald N. Allingham
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# Copyright (C) 2008 Brian G. Matherly
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# Contribution 2009 by Brad Crittenden <brad [AT] bradcrittenden.net>
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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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# Written by B.Malengier
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#-------------------------------------------------------------------------
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#
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# Python modules
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#
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#-------------------------------------------------------------------------
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import os
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import sys
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from gen.ggettext import gettext as _
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#-------------------------------------------------------------------------
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#
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# set up logging
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#
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#-------------------------------------------------------------------------
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import logging
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log = logging.getLogger(".ExportAssistant")
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#-------------------------------------------------------------------------
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#
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# Gnome 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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from gui.pluginmanager import GuiPluginManager
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import Utils
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import ManagedWindow
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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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_gramps_png = os.path.join(const.IMAGE_DIR,"gramps.png")
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_splash_jpg = os.path.join(const.IMAGE_DIR,"splash.jpg")
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#-------------------------------------------------------------------------
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#
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# ExportAssistant
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#
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#-------------------------------------------------------------------------
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_ExportAssistant_pages = {
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'intro' : 0,
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'exporttypes' : 1,
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'options' : 2,
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'fileselect' : 3,
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'confirm' : 4,
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'summary' : 5,
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}
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class ExportAssistant(gtk.Assistant, ManagedWindow.ManagedWindow) :
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"""
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This class creates a GTK assistant to guide the user through the various
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Save as/Export options.
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The overall goal is to keep things simple by presenting few choice options
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on each assistant page.
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The export formats and options are obtained from the plugins.
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"""
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__gsignals__ = {"apply": "override", "cancel": "override",
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"close": "override", "prepare": "override"}
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def __init__(self,dbstate,uistate):
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"""
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Set up the assistant, and build all the possible assistant pages.
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Some page elements are left empty, since their contents depends
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on the user choices and on the success of the attempted save.
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"""
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self.dbstate = dbstate
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self.uistate = uistate
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self.writestarted = False
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#set up Assistant
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gtk.Assistant.__init__(self)
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##workaround around bug http://bugzilla.gnome.org/show_bug.cgi?id=56070
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self.forward_button = None
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gtk.Assistant.forall(self, self.get_forward_button)
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## end
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#set up ManagedWindow
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self.top_title = _("Export Assistant")
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ManagedWindow.ManagedWindow.__init__(self,uistate,[],
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self.__class__)
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#set_window is present in both parent classes
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ManagedWindow.ManagedWindow.set_window(self, self, None,
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self.top_title, isWindow=True)
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#set up callback method for the export plugins
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self.callback = self.pulse_progressbar
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person_handle = self.uistate.get_active('Person')
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self.person = self.dbstate.db.get_person_from_handle(person_handle)
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if not self.person:
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self.person = self.dbstate.db.find_initial_person()
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self.logo = gtk.gdk.pixbuf_new_from_file(_gramps_png)
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self.splash = gtk.gdk.pixbuf_new_from_file(_splash_jpg)
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pmgr = GuiPluginManager.get_instance()
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self.__exporters = pmgr.get_export_plugins()
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self.map_exporters = {}
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self.__previous_page = -1
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#create the assistant pages
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self.create_page_intro()
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self.create_page_exporttypes()
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self.create_page_options()
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self.create_page_fileselect()
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self.create_page_confirm()
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#no progress page, looks ugly, and user needs to hit forward at end!
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self.create_page_summary()
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self.option_box_instance = None
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#we need our own forward function as options page must not always be shown
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self.set_forward_page_func(self.forward_func, None)
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#ManagedWindow show method
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ManagedWindow.ManagedWindow.show(self)
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def get_forward_button(self, arg):
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if isinstance(arg, gtk.HBox):
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arg.forall(self._forward_btn)
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def _forward_btn(self, arg):
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if isinstance(arg, gtk.Button) and arg.get_label() == 'gtk-go-forward':
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self.forward_button = arg
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def build_menu_names(self, obj):
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"""Override ManagedWindow method."""
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return (self.top_title, None)
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def create_page_intro(self):
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"""Create the introduction page."""
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label = gtk.Label(self.get_intro_text())
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label.set_line_wrap(True)
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label.set_use_markup(True)
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page = label
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page.show_all()
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self.append_page(page)
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self.set_page_header_image(page, self.logo)
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self.set_page_side_image(page, self.splash)
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self.set_page_title(page, _('Saving your data'))
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self.set_page_complete(page, True)
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self.set_page_type(page, gtk.ASSISTANT_PAGE_INTRO)
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def create_page_exporttypes(self):
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"""Create the export type page.
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A Title label.
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A table of format radio buttons and their descriptions.
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"""
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self.format_buttons = []
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box = gtk.VBox()
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box.set_border_width(12)
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box.set_spacing(12)
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table = gtk.Table(2*len(self.__exporters),2)
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table.set_row_spacings(6)
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table.set_col_spacings(6)
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group = None
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recent_type = config.get('behavior.recent-export-type')
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exporters = [(x.get_name().replace("_", ""), x) for x in self.__exporters]
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exporters.sort()
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ix = 0
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for sort_title, exporter in exporters:
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title = exporter.get_name()
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description= exporter.get_description()
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self.map_exporters[ix] = exporter
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button = gtk.RadioButton(group,title)
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button.set_tooltip_text(description)
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if not group:
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group = button
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self.format_buttons.append(button)
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table.attach(button, 0, 2, 2*ix, 2*ix+1)
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if ix == recent_type :
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button.set_active(True)
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ix += 1
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box.add(table)
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page = box
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page.show_all()
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self.append_page(page)
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self.set_page_header_image(page, self.logo)
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self.set_page_title(page, _('Choose the output format'))
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self.set_page_type(page, gtk.ASSISTANT_PAGE_CONTENT)
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def create_page_options(self):
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# as we do not know yet what to show, we create an empty page
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page = gtk.VBox()
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page.set_border_width(12)
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page.set_spacing(12)
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page.show_all()
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self.append_page(page)
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self.set_page_header_image(page, self.logo)
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self.set_page_complete(page, False)
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self.set_page_type(page, gtk.ASSISTANT_PAGE_CONTENT)
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def forward_func(self, pagenumber, data):
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"""This function is called on forward press.
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Normally, go to next page, however, before options,
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we decide if options to show
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"""
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if pagenumber == _ExportAssistant_pages['exporttypes'] :
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#decide if options need to be shown:
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self.option_box_instance = None
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ix = self.get_selected_format_index()
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if not self.map_exporters[ix].get_config():
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# no options needed
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return pagenumber + 2
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elif pagenumber == _ExportAssistant_pages['options']:
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# need to check to see if we should show file selection
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if (self.option_box_instance and
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hasattr(self.option_box_instance, "no_fileselect")):
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# don't show fileselect, but mark it ok
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return pagenumber + 2
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return pagenumber + 1
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def create_options(self):
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"""This method gets the option page, and fills it with the options."""
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option = self.get_selected_format_index()
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vbox = self.get_nth_page(_ExportAssistant_pages['options'])
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(config_title, config_box_class) = self.map_exporters[option].get_config()
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self.set_page_title(vbox, config_title)
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# remove present content of the vbox
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vbox.foreach(vbox.remove)
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# add new content
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if config_box_class:
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self.option_box_instance = config_box_class(self.person)
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box = self.option_box_instance.get_option_box()
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vbox.add(box)
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else:
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self.option_box_instance = None
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vbox.show_all()
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# We silently assume all options lead to accepted behavior
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self.set_page_complete(vbox, True)
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def create_page_fileselect(self):
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self.chooser = gtk.FileChooserWidget(gtk.FILE_CHOOSER_ACTION_SAVE)
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#add border
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self.chooser.set_border_width(12)
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#global files, ask before overwrite
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self.chooser.set_local_only(False)
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self.chooser.set_do_overwrite_confirmation(True)
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#created, folder and name not set
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self.folder_is_set = False
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#connect changes in filechooser with check to mark page complete
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self.chooser.connect("selection-changed", self.check_fileselect)
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self.chooser.connect("key-release-event", self.check_fileselect)
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#first selection does not give a selection-changed event, grab the button
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self.chooser.connect("button-release-event", self.check_fileselect)
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#Note, we can induce an exotic error, delete filename,
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# do not release button, click forward. We expect user not to do this
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# In case he does, recheck on confirmation page!
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self.chooser.show_all()
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page = self.chooser
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self.append_page(page)
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self.set_page_header_image(page, self.logo)
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self.set_page_title(page, _('Select Save File'))
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#see if page can be set as complete :
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self.check_fileselect(page)
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self.set_page_type(page, gtk.ASSISTANT_PAGE_CONTENT)
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def check_fileselect(self, filechooser, event=None, show=True):
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"""Given a filechooser, determine if it can be marked complete in
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the Assistant.
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Used as normal callback and event callback. For callback, we will have
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show=True
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"""
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filename = filechooser.get_filename()
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folder = filechooser.get_current_folder()
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#the file must be valid, not a folder, and folder must be valid
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if filename and filename.strip and Utils.find_folder(filename) == '' \
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and folder and Utils.find_folder(folder):
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#this page of the assistant is complete
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self.set_page_complete(filechooser, True)
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##workaround around bug http://bugzilla.gnome.org/show_bug.cgi?id=56070
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if self.forward_button and show:
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self.forward_button.hide()
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self.forward_button.show()
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## end
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else :
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self.set_page_complete(filechooser, False)
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def create_page_confirm(self):
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# Construct confirm page
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label = gtk.Label()
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label.set_line_wrap(True)
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label.set_use_markup(True)
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label.show()
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page = label
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self.append_page(page)
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self.set_page_header_image(page, self.logo)
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self.set_page_title(page, _('Final confirmation'))
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self.set_page_type(page, gtk.ASSISTANT_PAGE_CONFIRM)
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self.set_page_complete(page, True)
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def create_page_summary(self):
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# Construct summary page
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# As this is the last page needs to be of page_type
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# gtk.ASSISTANT_PAGE_CONFIRM or gtk.ASSISTANT_PAGE_SUMMARY
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page = gtk.Alignment(xalign=0.5, yalign=0.5, xscale=0,
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yscale=0)
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vbox = gtk.VBox()
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vbox.set_border_width(12)
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vbox.set_spacing(6)
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self.labelsum = gtk.Label(_("Please wait while your data is selected and exported"))
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self.labelsum.set_line_wrap(True)
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self.labelsum.set_use_markup(True)
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vbox.pack_start(self.labelsum, expand=True)
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self.progressbar = gtk.ProgressBar()
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vbox.pack_start(self.progressbar, expand=True)
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page.add(vbox)
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page.show_all()
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self.append_page(page)
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self.set_page_header_image(page, self.logo)
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self.set_page_title(page, _('Summary'))
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self.set_page_side_image(page, self.splash)
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self.set_page_complete(page, False)
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self.set_page_type(page, gtk.ASSISTANT_PAGE_SUMMARY)
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def do_apply(self):
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pass
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def do_cancel(self):
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if self.writestarted :
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return True
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else :
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self.close()
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def do_close(self):
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if self.writestarted :
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return True
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else :
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self.close()
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def do_prepare(self, page):
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"""
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The "prepare" signal is emitted when a new page is set as the
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assistant's current page, but before making the new page visible.
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:param page: the new page to prepare for display.
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"""
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#determine if we go backward or forward
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page_number = self.get_current_page()
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assert page == self.get_nth_page(page_number)
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if page_number <= self.__previous_page :
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back = True
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else :
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back = False
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if back :
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#when moving backward, show page as it was,
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#page we come from is set incomplete so as to disallow user jumping
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# to last page after backward move
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self.set_page_complete(self.get_nth_page(self.__previous_page),
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False)
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elif page_number == _ExportAssistant_pages['options'] :
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self.create_options()
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self.set_page_complete(page, True)
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##workaround around bug http://bugzilla.gnome.org/show_bug.cgi?id=56070
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if self.forward_button:
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self.forward_button.hide()
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self.forward_button.show()
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## end
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elif page == self.chooser :
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# next page is the file chooser, reset filename, keep folder where user was
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folder, name = self.suggest_filename()
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if self.folder_is_set :
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page.set_current_name(name)
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else :
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page.set_current_name(name)
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page.set_current_folder(folder)
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self.folder_is_set = True
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# see if page is complete with above
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self.check_fileselect(page, show=True)
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elif self.get_page_type(page) == gtk.ASSISTANT_PAGE_CONFIRM :
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# The confirm page with apply button
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# Present user with what will happen
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ix = self.get_selected_format_index()
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format = self.map_exporters[ix].get_name()
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page_complete = False
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# If no file select:
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if (self.option_box_instance and
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hasattr(self.option_box_instance, "no_fileselect")):
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# No file selection
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filename = ''
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confirm_text = _(
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'The data will be exported as follows:\n\n'
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'Format:\t%s\n\n'
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'Press Apply to proceed, Back to revisit '
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'your options, or Cancel to abort') % (format.replace("_",""), )
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page_complete = True
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else:
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#Allow for exotic error: file is still not correct
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self.check_fileselect(self.chooser, show=False)
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if self.get_page_complete(self.chooser) :
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filename = Utils.get_unicode_path(self.chooser.get_filename())
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name = os.path.split(filename)[1]
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folder = os.path.split(filename)[0]
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confirm_text = _(
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'The data will be saved as follows:\n\n'
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'Format:\t%s\nName:\t%s\nFolder:\t%s\n\n'
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'Press Apply to proceed, Back to revisit '
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'your options, or Cancel to abort') % (format.replace("_",""), name, folder)
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page_complete = True
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else :
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confirm_text = _(
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'The selected file and folder to save to '
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'cannot be created or found.\n\n'
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'Press Back to return and select a valid filename.'
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)
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page_complete = False
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# Set the page_complete status
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self.set_page_complete(page, page_complete)
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# If it is ok, then look for alternate confirm_text
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if (page_complete and
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self.option_box_instance and
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hasattr(self.option_box_instance, "confirm_text")):
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# Override message
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confirm_text = self.option_box_instance.confirm_text
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page.set_label(confirm_text)
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elif self.get_page_type(page) == gtk.ASSISTANT_PAGE_SUMMARY :
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# The summary page
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# Lock page, show progress bar
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self.pre_save(page)
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# save
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success = self.save()
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# Unlock page
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self.post_save()
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#update the label and title
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if success:
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conclusion_title = _('Your data has been saved')
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conclusion_text = _(
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'The copy of your data has been '
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'successfully saved. You may press Close button '
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'now to continue.\n\n'
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'Note: the database currently opened in your Gramps '
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'window is NOT the file you have just saved. '
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'Future editing of the currently opened database will '
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'not alter the copy you have just made. ')
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#add test, what is dir
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conclusion_text += '\n\n' + _('Filename: %s') %self.chooser.get_filename()
|
|
else:
|
|
conclusion_title = _('Saving failed')
|
|
conclusion_text = _(
|
|
'There was an error while saving your data. '
|
|
'You may try starting the export again.\n\n'
|
|
'Note: your currently opened database is safe. '
|
|
'It was only '
|
|
'a copy of your data that failed to save.')
|
|
self.labelsum.set_label(conclusion_text)
|
|
self.set_page_title(page, conclusion_title)
|
|
self.set_page_complete(page, True)
|
|
else :
|
|
#whatever other page, if we show it, it is complete to
|
|
self.set_page_complete(page, True)
|
|
if page_number == _ExportAssistant_pages['exporttypes'] :
|
|
##workaround around bug http://bugzilla.gnome.org/show_bug.cgi?id=56070
|
|
if self.forward_button:
|
|
self.forward_button.hide()
|
|
self.forward_button.show()
|
|
## end
|
|
|
|
#remember previous page for next time
|
|
self.__previous_page = page_number
|
|
|
|
def close(self, *obj) :
|
|
#clean up ManagedWindow menu, then destroy window, bring forward parent
|
|
|
|
ManagedWindow.ManagedWindow.close(self,*obj)
|
|
|
|
def get_intro_text(self):
|
|
return _('Under normal circumstances, Gramps does not require you '
|
|
'to directly save your changes. All changes you make are '
|
|
'immediately saved to the database.\n\n'
|
|
'This process will help you save a copy of your data '
|
|
'in any of the several formats supported by Gramps. '
|
|
'This can be used to make a copy of your data, backup '
|
|
'your data, or convert it to a format that will allow '
|
|
'you to transfer it to a different program.\n\n'
|
|
'If you change your mind during this process, you '
|
|
'can safely press the Cancel button at any time and your '
|
|
'present database will still be intact.')
|
|
|
|
def get_selected_format_index(self):
|
|
"""
|
|
Query the format radiobuttons and return the index number of the
|
|
selected one.
|
|
|
|
"""
|
|
for ix in range(len(self.format_buttons)):
|
|
button = self.format_buttons[ix]
|
|
if button.get_active():
|
|
return ix
|
|
else:
|
|
return 0
|
|
|
|
def suggest_filename(self):
|
|
"""Prepare suggested filename and set it in the file chooser."""
|
|
ix = self.get_selected_format_index()
|
|
ext = self.map_exporters[ix].get_extension()
|
|
|
|
# Suggested folder: try last export, then last import, then home.
|
|
default_dir = config.get('paths.recent-export-dir')
|
|
if len(default_dir)<=1:
|
|
default_dir = config.get('paths.recent-import-dir')
|
|
if len(default_dir)<=1:
|
|
default_dir = const.USER_HOME
|
|
|
|
if ext == 'gramps':
|
|
new_filename = os.path.join(default_dir,'data.gramps')
|
|
elif ext == 'burn':
|
|
new_filename = os.path.basename(self.dbstate.db.get_save_path())
|
|
else:
|
|
new_filename = Utils.get_new_filename(ext,default_dir)
|
|
return (default_dir, os.path.split(new_filename)[1])
|
|
|
|
def save(self):
|
|
"""
|
|
Perform the actual Save As/Export operation.
|
|
|
|
Depending on the success status, set the text for the final page.
|
|
|
|
"""
|
|
if (self.option_box_instance and
|
|
hasattr(self.option_box_instance, "no_fileselect")):
|
|
filename = ""
|
|
else:
|
|
filename = Utils.get_unicode_path(self.chooser.get_filename())
|
|
config.set('paths.recent-export-dir', os.path.split(filename)[0])
|
|
ix = self.get_selected_format_index()
|
|
config.set('behavior.recent-export-type', ix)
|
|
export_function = self.map_exporters[ix].get_export_function()
|
|
success = export_function(self.dbstate.db,
|
|
filename,
|
|
self.option_box_instance,
|
|
self.callback)
|
|
return success
|
|
|
|
def pre_save(self,page):
|
|
#as all is locked, show the page, which assistant normally only does
|
|
# after prepare signal!
|
|
self.writestarted = True
|
|
page.set_child_visible(True)
|
|
self.show_all()
|
|
|
|
self.uistate.set_busy_cursor(1)
|
|
self.set_busy_cursor(1)
|
|
|
|
def post_save(self):
|
|
self.uistate.set_busy_cursor(0)
|
|
self.set_busy_cursor(0)
|
|
self.progressbar.hide()
|
|
self.writestarted = False
|
|
|
|
def set_busy_cursor(self,value):
|
|
"""Set or unset the busy cursor while saving data.
|
|
|
|
Note : self.window is the gtk.Assistant gtk.Window, not
|
|
a part of ManagedWindow
|
|
|
|
"""
|
|
if value:
|
|
self.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.WATCH))
|
|
#self.set_sensitive(0)
|
|
else:
|
|
self.window.set_cursor(None)
|
|
#self.set_sensitive(1)
|
|
|
|
while gtk.events_pending():
|
|
gtk.main_iteration()
|
|
|
|
def pulse_progressbar(self, value, text=None):
|
|
self.progressbar.set_fraction(min(value/100.0, 1.0))
|
|
if text:
|
|
self.progressbar.set_text("%s: %d%%" % (text, value))
|
|
else:
|
|
self.progressbar.set_text("%d%%" % value)
|
|
while gtk.events_pending():
|
|
gtk.main_iteration()
|
|
|
|
|
|
|