# Copyright (C) 2009  Lars Wirzenius <liw@liw.fi>
# 
# 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 3 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, see <http://www.gnu.org/licenses/>.


# This is necessary for running under Python 2.5, which we need to
# do on Debian, for now.
from __future__ import with_statement


import os

import gtk

import dimbola


class RemovePhotos(dimbola.Plugin):

    '''Remove selected files from database, optional also disk.'''

    def __init__(self, mwc):
        self.mwc = mwc
        
    def enable(self):
        self.mwc.add_to_menu('photo_menu', 'remove_photo_menuitem', 
                             'Remove selected photos')
        
    def disable(self):
        self.mwc.remove_from_menu('photo_menu', 'remove_photo_menuitem')

    def remove_photo_menuitem_is_sensitive(self):
        return self.mwc.grid.model.selected
    
    def on_remove_photo_menuitem_activate(self, menuitem):
        photoids = self.mwc.grid.model.selected
        if not photoids:
            return
        dialog = self.mwc.widgets['remove_photos_dialog']
        dialog.set_transient_for(self.mwc.widgets['window'])
        button = self.mwc.widgets['remove_photos_from_disk_checkbutton']
        button.set_active(False)
        dialog.show()
        response = dialog.run()
        dialog.hide()
        if response == gtk.RESPONSE_OK:
            from_disk = button.get_active()
            with self.mwc.db:
                for photoid in photoids:
                    if from_disk:
                        (folderid, basename, 
                         c, d) = self.mwc.db.get_basic_photo_metadata(photoid)
                        foldername = self.mwc.db.get_folder_name(folderid)
                        pathname = os.path.join(foldername, basename)
                        os.remove(pathname)
                    self.mwc.db.remove_photo(photoid)
        old = self.mwc.grid.model.photoids
        self.mwc.grid.model.photoids = [x for x in old if x not in photoids]
        self.mwc.load_thumbnails_from_database()