[ -z "$HTTP_REFERER" ] && HTTP_REFERER="./"
-cgi_get() { # parse HTTP GET string
- debug "== CGI DATA: GET =="
- printf '%s\n' "$QUERY_STRING" |tr '&' '\n' |while read query; do
- key="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\1:')"
- val="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\2:')"
- _GET[$key]="$(printf "$(printf %s "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
- debug "_GET[$key] => $val"
- done
-}
+# parse HTTP GET string
+debug "== CGI DATA: GET =="
+printf '%s\n' "$QUERY_STRING" |tr '&' '\n' |while read query; do
+ key="$(printf %s "$query" |sed -r 's:^([\.a-zA-Z0-9_-]+)=(.*)$:\1:')"
+ val="$(printf %s "$query" |sed -r 's:^([\.a-zA-Z0-9_-]+)=(.*)$:\2:')"
+ _GET[$key]="$(printf "$(printf %s "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
+ debug "_GET[$key] => $val"
+done
-cgi_post() { # parse HTTP POST string
+if [ "$REQUEST_METHOD" = POST ]; then
+ # parse HTTP POST string
debug "== CGI DATA: POST =="
sed -u 1q |tr '&' '\n' |while read query; do
- key="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\1:')"
- val="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\2:')"
+ key="$(printf %s "$query" |sed -r 's:^([\.a-zA-Z0-9_-]+)=(.*)$:\1:')"
+ val="$(printf %s "$query" |sed -r 's:^([\.a-zA-Z0-9_-]+)=(.*)$:\2:')"
value="$(printf "$(printf %s "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g;')")"
- if [ -n "${_POST[$key]}" ]; then
+ n=''
+ if [ -n "${_POST[$key$n]+x}" ]; then
n=0
- while [ -n "${_POST[$key$n]}" ]; do n=$(($n + 1)); done
- _POST[$key$n]="$value"
- else
- _POST[$key]="$value"
+ while [ -n "${_POST[$key$n]+x}" ]; do n=$(($n + 1)); done
fi
- debug "_POST[$key] => $value"
+ _POST[$key$n]="$value"
+ debug "_POST[$key$n] => $value"
done
-}
+fi
cgi_refdata() { # Parse GET data from referer
debug "== CGI DATA: REFERER =="
- printf '%s\n' "$HTTP_REFERER" |cut -d'?' -f2- |tr '&' '\n' |while read query; do
- key="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\1:')"
- val="$(printf %s "$query" |sed -r 's:^([a-zA-Z0-9_-]+)=(.*)$:\2:')"
+ printf '%s\n' "${HTTP_REFERER#*\?}" |tr '&' '\n' |while read query; do
+ key="$(printf %s "$query" |sed -r 's:^([\.a-zA-Z0-9_-]+)=(.*)$:\1:')"
+ val="$(printf %s "$query" |sed -r 's:^([\.a-zA-Z0-9_-]+)=(.*)$:\2:')"
_REF[$key]="$(printf "$(printf %s "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
debug "_REF[$key] => $val"
done
cgi_cookie() { # Parse GET data from referer
debug "== CGI DATA: COOKIE =="
printf '%s\n' "$HTTP_COOKIE" |tr ';' '\n' |while read query; do
- key="$(printf %s "$query" |sed -r 's:^ *([a-zA-Z0-9_-]+)=(.*)$:\1:')"
- val="$(printf %s "$query" |sed -r 's:^ *([a-zA-Z0-9_-]+)=(.*)$:\2:')"
+ key="$(printf %s "$query" |sed -r 's:^ *([\.a-zA-Z0-9_-]+)=(.*)$:\1:')"
+ val="$(printf %s "$query" |sed -r 's:^ *([\.a-zA-Z0-9_-]+)=(.*)$:\2:')"
_COOKIE[$key]="$(printf "$(printf %s "$val" |sed 's:+: :g;s:\\:\\\\:g;s:%:\\x:g')")"
debug "_COOKIE[$key] => $val"
done
}
-urlsave(){
+urlsafe(){
printf %s "$*" \
| sed 's;%;%25;g;
- s; ;%20;g;
- s;!;%21;g;
- s;";%22;g;
- s;&;%26;g;
- s;(;%28;g;
- s;);%29;g;
- s;:;%3a;g
+ s;\?;%3f;g;
+ s;#;%23;g;
s;<;%3c;g;
s;>;%3e;g;
- s;'\'';%27;g;
- s;\?;%3f;g;'
+ s;&;%26;g;
+ s;";%22;g;
+ s;'\'';%27;g;'
+}
+
+htmlsafe(){
+ printf %s "$*" \
+ | sed 's;<;\<\;;g;
+ s;>;\>\;;g;
+ s;&;\&\;;g;
+ s;";\"\;;g;
+ s;'\'';\&apos\;;g;'
}
redirect(){
printf '%s\n\n' "Location: $*"
exit 0
}
+
+set_cookie(){
+ case "$1" in
+ session|0) expire='';;
+ ''|default) expire="$(LANG=C date -d "+ 1 week" +'%a, %d %b %Y %T %Z')";;
+ *) expire="$(LANG=C date -d "$1" +'%a, %d %b %Y %T %Z' 2>&-)";;
+ esac
+ cookie="$2"
+
+ printf 'Set-Cookie: %s' "$cookie"
+ [ -n "$expire" ] && printf '; Expires=%s' "$expire"
+ [ $# -ge 3 ] && shift 2 && printf '; %s' "$@"
+ printf '\n'
+}