# Copyright (c) 2012 by Zuse-Institute Berlin and the Technical University of Denmark.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#     1. Redistributions of source code must retain the above copyright
#        notice, this list of conditions and the following disclaimer.
#     2. Redistributions in binary form must reproduce the above copyright
#        notice, this list of conditions and the following disclaimer in the
#        documentation and/or other materials provided with the distribution.
#     3. Neither the name of the copyright holders nor contributors may not
#        be used to endorse or promote products derived from this software
#        without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS NOR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.


# Direct execution requires top level directory on python path
if __name__ == "__main__":
  import os, sys, inspect
  scriptdir = os.path.split(inspect.getfile( inspect.currentframe() ))[0]
  packagedir = os.path.realpath(os.path.abspath(os.path.join(scriptdir,'..')))
  if packagedir not in sys.path:
    sys.path.insert(0, packagedir)


import os, sys, inspect, tarfile, glob, stat
from filter import filter

def addwritepermission(tarinfo):
  tarinfo.mode = tarinfo.mode | stat.S_IWRITE
  return tarinfo

def pack(packname, filtexpr):
  # tarfile 'filter' requires v2.7
  if sys.version_info < (2,7):
    raise Exception('Python 2.7 or later required..')

  # Get the root directory of cblib
  scriptdir = os.path.split(inspect.getfile( inspect.currentframe() ))[0]
  rootdir = os.path.join(scriptdir,'..','..')

  # Find all instances
  files = list()
  filter(filtexpr, None, lambda x: files.append(x))

  # Find all instance information
  files = files + glob.glob(os.path.join(rootdir,'instances','*.csv'))
  files = files + glob.glob(os.path.join(rootdir,'instances','*.bib'))

  # Find all source files from 'tools'
  files = files + glob.glob(os.path.join(rootdir,'tools','*.c'))
  files = files + glob.glob(os.path.join(rootdir,'tools','*.h'))
  files = files + glob.glob(os.path.join(rootdir,'tools','Makefile.*'))

  # Find all documents from 'docs'
  files = files + glob.glob(os.path.join(rootdir,'docs','*.pdf'))

  # Find all python files from 'scripts'
  files = files + glob.glob(os.path.join(rootdir,'scripts','*.py'))
  files = files + glob.glob(os.path.join(rootdir,'scripts','admin','*.py'))
  files = files + glob.glob(os.path.join(rootdir,'scripts','data','*.py'))
  files = files + glob.glob(os.path.join(rootdir,'scripts','dist','*.py'))
  files = files + glob.glob(os.path.join(rootdir,'scripts','filters','*.py'))
  files = files + glob.glob(os.path.join(rootdir,'scripts','solvers','*.py'))

  # Find all other important files
  files.append(os.path.join(rootdir,'README'))

  # Create compressed tar file
  print('Writing '+packname+'.tar.gz')
  tar = tarfile.open(os.path.join(scriptdir,packname+'.tar.gz'), 'w:gz')
  for f in files:
    extractname = os.path.join(packname, os.path.relpath(f, rootdir))
    print(extractname)
    tar.add(f, arcname=extractname, filter=addwritepermission)
  tar.close()

if __name__ == "__main__":
  try:
    # Make requested archieve
    if len(sys.argv) == 2:
      pack(sys.argv[1], '')
    elif len(sys.argv) == 3:
      pack(sys.argv[1], sys.argv[2])
    else:
      raise Exception(''.join([
          'Incorrect usage, try all instances', '\n',
          '  python ', sys.argv[0], ' cblib', '\n',
          'or try all mixed-integer second order cone instances:', '\n',
          '  python ', sys.argv[0], ' cblib-misoco "||int|| and ||cones|so|| and not ||psdcones||"']))

  except Exception as e:
    print(str(e))