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# DeGAL - A pretty simple web image gallery

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# Copyright (C) 2007 Tero Marttila

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# http://marttila.de/~terom/degal/

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#

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# This program is free software; you can redistribute it and/or modify

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# it under the terms of the GNU General Public License as published by

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# the Free Software Foundation; either version 2 of the License, or

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# (at your option) any later version.

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#

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# This program is distributed in the hope that it will be useful,

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# but WITHOUT ANY WARRANTY; without even the implied warranty of

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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

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# GNU General Public License for more details.

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#

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# You should have received a copy of the GNU General Public License

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# along with this program; if not, write to the

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# Free Software Foundation, Inc.,

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# 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

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#

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import cgi

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import Cookie

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import os

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vars = cgi.FieldStorage()

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# the cookie with the user's current series

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cookie = Cookie.SimpleCookie(os.environ.get('HTTP_COOKIE', None))

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class token (object) :

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    pass

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REQUIRED_PARAM = token()

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def get_str (key, default=REQUIRED_PARAM) :

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    if key in vars :

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    elif default is REQUIRED_PARAM :

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        raise ValueError("Required param %s" % key)

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    else :

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        return default

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def get_int (key, default=REQUIRED_PARAM) :

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    if key in vars :

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        return int(vars[key].value)

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    elif default is REQUIRED_PARAM :

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        raise ValueError("Required param %s" % key)

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    else :

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        return default

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