+#!/bin/zsh
+
+# Copyright 2014 Paul Hänsch
+#
+# This file is part of Confetti.
+#
+# Confetti is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Confetti 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with Confetti. If not, see <http://www.gnu.org/licenses/>.
+
+umask=002
+#alias _wiki="stx2any --no-template --link-abbrevs --quote -T html"
+_wiki(){
+ markdown $* |sed -r 's:<(h[1-6])>(.+)</h[1-6]>:<\1><a name="\2">\2</a></\1>:g'
+}
+
+LOGIN=false
+USER="#NONE#"
+_GET["p"]=Home
+
+sessfile="$_DATA/auth/session$(sed -rn 's:^.*session=([a-zA-Z0-9]{32}).*$:\1:p' <<<"$HTTP_COOKIE")"
+if [ -r "$sessfile" ]; then
+ cat "$sessfile" |read user expire
+ if [ "$(date +%s)" -lt "$expire" ]; then
+ echo -E "$user $(($(date +%s) + 1800))" >"$sessfile"
+ USER="$user"
+ LOGIN=true
+ else
+ [ -f "$sessfile" ] && rm "$sessfile"
+ sess_msg="Your session has expired!"
+ fi
+fi
+
+unset sessfile user expire
+. $_DATA/auth/permissions.sh