#!/bin/zsh
-# Copyright 2014 Paul Hänsch
+# Copyright 2014,2015 Paul Hänsch
#
-# This file is part of Serve0.
+# This file is part of shcgi.
#
-# Serve0 is free software: you can redistribute it and/or modify
+# shcgi 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.
#
-# Serve0 is distributed in the hope that it will be useful,
+# shcgi 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 Serve0. If not, see <http://www.gnu.org/licenses/>.
+# along with shcgi. If not, see <http://www.gnu.org/licenses/>.
declare -A _GET
declare -A _POST
declare -A _REF
+[ -z "$HTTP_REFERER" ] && HTTP_REFERER="./"
+
cgi_get() { # parse HTTP GET string
+ debug "== CGI DATA: GET =="
echo "$QUERY_STRING" |tr '&' '\n' |while read query; do
- key="$(echo "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\1:')"
- val="$(echo "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\2:')"
- _GET["$key"]="$(echo -e "$(echo "$val" |sed 's:+: :g;s:%:\\x:g')")"
+ key="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\1:')"
+ val="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\2:')"
+ _GET["$key"]="$(echo -e "$(echo -E "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
+ debug "_GET[$key] => $val"
done
}
cgi_post() { # parse HTTP POST string
+ debug "== CGI DATA: POST =="
sed -u 1q |tr '&' '\n' |while read query; do
- key="$(echo "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\1:')"
- val="$(echo "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\2:')"
- value="$(echo -e "$(echo "$val" |sed 's:+: :g;s:%:\\x:g')")"
+ key="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\1:')"
+ val="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\2:')"
+ value="$(echo -e "$(echo -E "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g;')")"
if [ -n "$_POST[\"$key\"]" ]; then
n=0
while [ -n "$_POST[\"$key$n\"]" ]; do n=$(($n + 1)); done
else
_POST["$key"]="$value"
fi
- #debug "_POST[$key] => $value"
+ debug "_POST[$key] => $value"
done
}
cgi_refdata() { # Parse GET data from referer
+ debug "== CGI DATA: REFERER =="
echo "$HTTP_REFERER" |cut -d'?' -f2- |tr '&' '\n' |while read query; do
- key="$(echo "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\1:')"
- val="$(echo "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\2:')"
- _REF["$key"]="$(echo -e "$(echo "$val" |sed 's:+: :g;s:%:\\x:g')")"
+ key="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\1:')"
+ val="$(echo -E "$query" |sed -r 's:^([a-zA-Z0-9_-]*)=(.*)$:\2:')"
+ _REF["$key"]="$(echo -e "$(echo -E "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
+ debug "_REF[$key] => $val"
done
}