Cloner Export v0.2

# Copyright (C) 2013, Niklas Rosenstein
# All rights reserved.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
#
# You should have received a copy of the Lesser GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.

import os
import c4d

delimiter_1 = ':'
delimiter_2 = ';'
precision = 3
Omograph_cloner = 1018544

def filter_objects(doc, type_id, children=False):
    def callback(op):
        if op.CheckType(type_id):
            yield op
            if not children: return
        for child in op.GetChildren():
            for obj in callback(child):
                yield obj

    for obj in doc.GetObjects():
        for o in callback(obj):
            yield o

def main():
    flname = c4d.storage.SaveDialog(force_suffix='txt')
    if not flname:
        return
    if os.path.exists(flname) and not os.path.isfile(flname):
        c4d.gui.MessageDialog('Invalid file-name.')
        return

    try:
        fl = open(flname, 'w')
    except IOError, OSError:
        c4d.gui.MessageDialog('Could not open file.')
        return

    for cloner in filter_objects(doc, Omograph_cloner):
        name = cloner.GetName().replace(delimiter_1, '\\%s' % delimiter_1)
        fl.write(name + delimiter_1)
        cache = cloner.GetCache()
        if cache:
            values = []
            for clones in cache.GetChildren():
                pos = clones.GetMg().off
                values.extend([pos.x, pos.y, pos.z])
            format = '%%.%df' % precision
            line = delimiter_2.join(format % v for v in values)
            fl.write(line)
        fl.write('\n')

    fl.close()

main()