--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/degal/req.py	Wed Jun 03 19:03:28 2009 +0300
@@ -0,0 +1,65 @@
+# DeGAL - A pretty simple web image gallery
+# Copyright (C) 2007 Tero Marttila
+# http://marttila.de/~terom/degal/
+#
+# 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 2 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 cgi
+import Cookie
+import os
+
+vars = cgi.FieldStorage()
+
+# the cookie with the user's current series
+cookie = Cookie.SimpleCookie(os.environ.get('HTTP_COOKIE', None))
+
+class token (object) :
+    pass
+
+REQUIRED_PARAM = token()
+
+def get_str (key, default=REQUIRED_PARAM) :
+    if key in vars :
+        return vars[key].value.decode('utf8', 'replace')
+    elif default is REQUIRED_PARAM :
+        raise ValueError("Required param %s" % key)
+    else :
+        return default
+
+def get_str_list (key, default=REQUIRED_PARAM) :
+    if key in vars :
+        return [val.decode('utf8', 'replace') for val in vars.getlist(key)]
+    elif default is REQUIRED_PARAM :
+        raise ValueError("Required param %s" % key)
+    else :
+        return default
+
+def get_int (key, default=REQUIRED_PARAM) :
+    if key in vars :
+        return int(vars[key].value)
+    elif default is REQUIRED_PARAM :
+        raise ValueError("Required param %s" % key)
+    else :
+        return default
+
+def get_int_list (key, default=REQUIRED_PARAM) :
+    if key in vars :
+      return [int(val) for val in vars.getlist(key)]
+    elif default is REQUIRED_PARAM :
+        raise ValueError("Required param %s" % key)
+    else :
+        return default