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# Mobius Forensic Toolkit
# Copyright (C) 2008,2009,2010,2011,2012,2013,2014,2015,2016,2017,2018,2019,2020,2021,2022,2023,2024,2025 Eduardo Aguiar
#
# 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, 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/>.
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import mobius
import mobius.core.datasource

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# Extension metadata
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EXTENSION_ID = 'imagefile-dnd'
EXTENSION_NAME = 'Imagefile DND'
EXTENSION_AUTHOR = 'Eduardo Aguiar'
EXTENSION_VERSION = '1.2'
EXTENSION_DESCRIPTION = 'Add support for imagefile DND'

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# Constants
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MEDIA_CATEGORIES = ['cd', 'dvd', 'file', 'floppy', 'harddisk', 'memorycard', 'pendrive', 'ssd']


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# @brief Start function
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def pvt_start():
    mobius.core.add_resource('ui.dnd-file.fallback', 'UI DND file fallback', dnd_fallback)


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# @brief Stop function
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def pvt_stop():
    mobius.core.remove_resource('ui.dnd-file.fallback')


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# @brief Fallback handler for file DND
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def dnd_fallback(parent, pos, url):
    datasource = mobius.core.datasource.new_datasource_by_imagefile_url(url)
    transaction = parent.new_transaction()

    # create child item, if necessary
    if parent.category in MEDIA_CATEGORIES:
        item = parent

    else:
        item = parent.new_child('harddisk', pos + 1)

    # set datasource
    item.set_datasource(datasource)
    transaction.commit()

    # return number of items created
    return 1
