##############################################################################
#
# Copyright (c) 2010 Vifib SARL and Contributors. All Rights Reserved.
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsibility of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# guarantees and support are strongly adviced to contract a Free Software
# Service Company
#
# 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
##############################################################################
import os
import json
from slapos.recipe.librecipe import GenericBaseRecipe

class Recipe(GenericBaseRecipe):

  def install(self):
    env = os.environ.copy()

    path_list = self.options['path'].split('\n')
    env.update(PATH=':'.join(path_list))
    env.update(SHELL=self.options['shell'])
    env.update(HOME=self.options['home'])

    ps1 = self.options.get('ps1')
    if ps1 is not None:
      env.update(PS1=str(json.loads(ps1)))
    else:
      env.update(PS1=env.get('PS1', '> '))

    wrapper = self.createPythonScript(
      self.options['wrapper'],
      'slapos.recipe.librecipe.execute.executee',
      [ # Executable
        [self.options['shell']],
        # Environment
        env
      ]
    )

    return [wrapper]
