# 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; version 2

# of the License or (at your opinion) any later version of the license.

# 

# 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., 51 Franklin Street, Fifth Floor, Boston,

# MA  02110-1301, USA.

def str2bool(v):

    if isinstance(v, (str, unicode)):

        obj = v.strip().lower()

        if obj in ['true', 'yes', 'on', 'y', 't', '1']:

            return True

        elif obj in ['false', 'no', 'off', 'n', 'f', '0']:

            return False

        else:

            raise ValueError("String is not true/false: %r" % obj)

def generate_api_key(username, salt=None):

    from tempfile import _RandomNameSequence

    import hashlib

    if salt is None:

        salt = _RandomNameSequence().next()

    return hashlib.sha1(username + salt).hexdigest()