git.plutz.net Git - serve0/blob - actions/filter.sh

   1 #!/bin/zsh
   2
   3 cgi_post
   4 order="${_POST[o]}"
   5
   6 for fn in {0..9}; do
   7   type="${_POST[type$fn]}"
   8   category="$(echo "${_POST[category$fn]}" |sed 's/\t/ /g;s/\r//g;s/\\/\\\\/g' |head -n1)"
   9
  10   if [ "$type" = "neg" ]; then
  11     [ -z "$filters" ] && filters="!"
  12     [ -n "$filters" ] && egrep -q '(^|\^|\||!)$' <<<"$filters" || filters="${filters}^!"
  13   elif [ "$type" = "pos" ]; then
  14     egrep -q '(^|\^|\||!)$' <<<"$filters" || filters="${filters}^"
  15   fi
  16
  17   n=''
  18   while [ -n "${_POST[cfilter${fn}_$n]}" ]; do
  19     cfilter="$(echo "${_POST[cfilter${fn}_$n]}" |sed 's/\t/ /g;s/\r//g;s/\\/\\\\/g' |head -n1)"
  20     egrep -q '(^|\^|\||!)$' <<<"${filters}" || filters="${filters}|"
  21     [ "$category" = "none" ] && filters="${filters}${cfilter}" || filters="${filters}${category}:${cfilter}"
  22     [ -z "$n" ] && n=0 || n=$(($n + 1))
  23   done
  24 done
  25
  26 echo "?o=${order}&f=${filters}" >>${_DATA}/meta/recent
  27 echo -n "Location: ?o=${order}&f=${filters}\n\n"