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

   1 #!/bin/zsh
   2
   3 cgi_post
   4 order=$(validate "${_POST[o]}" 'Name|Length|Date' Name)
   5
   6 for fn in {0..9}; do
   7   category="$(validate "${_POST[category$fn]}" '[[:alnum:]_-]+' none)"
   8
   9   n=''; while [ -n "${_POST[cfilter${fn}_$n]}" ]; do
  10     cfilter="$(validate "${_POST[cfilter${fn}_$n]}" '[[:alnum:]\?!\._=\(\)+-]+' '#')"
  11
  12     if [ -z "$n" ]; then
  13       [ -n "$filters" ] && filters="${filters}^"
  14       [ "${_POST[type$fn]}" = 'neg' ] && filters="${filters}!"
  15       n=0
  16     else
  17       filters="${filters}|"
  18       n=$(($n + 1))
  19     fi
  20     [ "$category" = "none" ] && filters="${filters}${cfilter}" \
  21                              || filters="${filters}${category}:${cfilter}"
  22   done
  23 done
  24
  25 echo "?o=${order}&f=${filters}" >>${_DATA}/meta/recent
  26 echo -n "Location: ?o=${order}&f=${filters}\n\n"