#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000  Donald N. Allingham
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#

#
# Modified by Alex Roitman to handle media object files.
#

"Import from Gramps database"

from ReadXML import *
import Utils
from intl import gettext as _
import gtk
import const
import os
import shutil

#-------------------------------------------------------------------------
#
#
#
#-------------------------------------------------------------------------
def readData(database,active_person,cb):
    ReadNative(database,active_person,cb)

#-------------------------------------------------------------------------
#
#
#
#-------------------------------------------------------------------------
class ReadNative:
    def __init__(self,database,active_person,cb):
        self.db = database
        self.callback = cb
        
        self.top = gtk.FileSelection("%s - GRAMPS" % _("Import from GRAMPS database"))
        self.top.hide_fileop_buttons()
        self.top.ok_button.connect('clicked', self.on_ok_clicked)
        self.top.cancel_button.connect('clicked', self.close_window)
        self.top.show()

    def close_window(self,obj):
        self.top.destroy()
        
    def show_display(self):
        self.window = gtk.Window()
        self.window.set_title(_("Import from GRAMPS database"))
        vbox = gtk.VBox()
        self.window.add(vbox)
        label = gtk.Label(_("Import from GRAMPS database"))
        vbox.add(label)
        adj = gtk.Adjustment(lower=0,upper=100)
        self.progress_bar = gtk.ProgressBar(adj)
        vbox.add(self.progress_bar)
        self.window.show_all()
        
    def on_ok_clicked(self,obj):

        imp_dbpath = self.top.get_filename()
        if imp_dbpath == "":
            return

        Utils.destroy_passed_object(self.top)
        self.show_display()

        # Create tempdir, if it does not exist, then check for writability
        tmpdir_path = os.path.expanduser("~/.gramps/tmp" )
        if not os.path.isdir(tmpdir_path):
            try:
                os.mkdir(tmpdir_path,0700)
            except:
                ErrorDialog( _("Could not create temporary directory %s") % 
                                tmpdir_path )
                return
        elif not os.access(tmpdir_path,os.W_OK):
            ErrorDialog( _("Temporary directory %s is not writable") % tmpdir_path )
            return
        else:    # tempdir exists and writable -- clean it up if not empty
	    files = os.listdir(tmpdir_path) ;
            for filename in files:
                os.remove( os.path.join(tmpdir_path,filename) )

        # Copy all files from imp_dbpath to tmpdir_path
        files = os.listdir(imp_dbpath)
        for filename in files:
            oldfile = os.path.join(imp_dbpath,filename)
            newfile = os.path.join(tmpdir_path,filename)
            try:
                shutil.copy2( oldfile, newfile )
            except:	
            # These are .* files, and dirs under database dir -- ignore them
                pass

	dbname = os.path.join(tmpdir_path,const.xmlFile)  

        try:
            importData(self.db,dbname,self.progress)
        except:
            import DisplayTrace
            DisplayTrace.DisplayTrace()
        
        # Clean up tempdir after ourselves
        files = os.listdir(tmpdir_path) 

        dbdir_path = self.db.getSavePath() 
        for filename in files:
            oldfile = os.path.join(tmpdir_path,filename)
            newfile = os.path.join(dbdir_path,filename)
	    if filename not in [const.xmlFile,const.xmlFile+'.bak']:
                shutil.copy2( oldfile, newfile )

            os.remove( oldfile )

        os.rmdir(tmpdir_path)
	
	self.window.destroy()
        self.callback(1)

    def progress(self,val):
        self.progress_bar.set_value(val*100.0)
        while gtk.events_pending():
            gtk.mainiteration()
        
#------------------------------------------------------------------------
#
#  Register with the plugin system
#
#------------------------------------------------------------------------
from Plugins import register_import

register_import(readData,_("Import from GRAMPS database"))