#!/bin/sh

exec 2>/dev/null
file_pattern='^.*\.(mov|ts|mpg|mpeg|mp4|m4v|avi|mkv|flv|sfv|wmv|ogm|ogv|webm|iso|rmvb)$'

. "${_EXEC:-${0%/*}}/cgilite/cgilite.sh"

FILTER="$(GET f)"
SEARCH="$(GET s)"
ORDER="$(GET o |grep -m1 -axE 'Date|Name|Length|Group' || printf Name)"
LISTSIZE="$(COOKIE pagesize |grep -m1 -axE '[1-9][0-9]*' || printf 60)"
ITEM="${PATH_INFO%/}"
ACTION="$(GET a)"

case $ACTION in
  setprefs)
    SET_COOKIE +$((86400 * 90))  pagesize="$(POST pagesize |grep -m1 -axE '[1-9][0-9]*' || printf 60)"
    SET_COOKIE +$((86400 * 90))      mode="$(POST     mode |grep -m1 -axE 'browse|index' || printf browse)"
    SET_COOKIE +$((86400 * 90))   fakemp4="$(POST  fakemp4 |grep -m1 -axE 'yes' || printf no)"
    SET_COOKIE +$((86400 * 90)) downscale="$(POST  downscale |grep -m1 -axE 'yes' || printf no)"
    [ "$(POST index)" = "update" ] && touch -cd @0 "${_DATA}/.index/meta.time"
    REDIRECT "$(POST ref)"
  ;;
  bookmark)
    bm="$_DATA/.index/bookmarks"
    . "$_EXEC/cgilite/storage.sh"

    s="$(POST search |STRING)"; f="$(POST filter |STRING)"
    if LOCK "$bm"; then
      grep -avF "	search=$s	filter=$f${CR}" "$bm" >"$bm.tmp"
      [ ! "$(POST delete)" ] \
      && printf '%s	search=%s	filter=%s\r\n' \
	        "$(POST name |STRING)" "$s" "$f" >>"$bm.tmp"
      mv "$bm.tmp" "$bm"
      RELEASE "$bm"
    fi
    REDIRECT "$(POST ref)"
  ;;
  multitag)
    . "$_EXEC/multitag.sh"
    REDIRECT "$(POST ref)"
  ;;
  thumbnail) if [ -f "$_DATA/$PATH_INFO" ]; then
    . "$_EXEC/cgilite/file.sh"
    index="$_DATA/${PATH_INFO%/*}/.index"
    thumb="$index/${PATH_INFO##*/}"; thumb="${thumb%.*}.jpg"
    if [ -d "$index" -a ! -f "$thumb" ] && { printf %s "$PATH_INFO" |grep -qE -e "${file_pattern}" ;}; then
      . "$_EXEC/thumbnail.sh"
      gen_thumb "$_DATA/$PATH_INFO" "$thumb"
    fi
    FILE "$thumb"
    return 0
  fi;;
  download) if [ -f "$_DATA/$PATH_INFO" ]; then
    . "$_EXEC/cgilite/file.sh"
    fakemp4="$(COOKIE fakemp4)"
    downscale="$(COOKIE downscale)"
    downfile="$_DATA/${PATH_INFO%/*}/.transcode/${PATH_INFO%.*}.480p.webm"
    if [ "$downscale" = yes -a -f "$downfile" ]; then
      FILE "$downfile" "$([ "$fakemp4" = yes ] && printf 'video/mp4')"
    else
      FILE "$_DATA/$PATH_INFO" "$([ "$fakemp4" = yes ] && printf 'video/mp4')"
    fi
    return 0
  fi;;
  delete) if [ -f "$_DATA/$PATH_INFO" ]; then
    :
  fi;;
  advsearch) if [ -d "$_DATA/$PATH_INFO" ]; then
    . "$_EXEC/advsearch.sh"
    return 0
  fi;;
  spawnindex) if [ -d "$_DATA/$PATH_INFO" ]; then
    if [ "$(POST recursive)" = yes ]; then
      find "$_DATA/$PATH_INFO" -depth -type d \! -name .index \
                          -exec mkdir -p '{}'/.index \;
    else
      mkdir -p "$_DATA/$PATH_INFO/.index"
    fi
    REDIRECT "$(POST ref)"
  fi;;
esac

if [ -f "$_EXEC/$PATH_INFO" ]; then
  . "$_EXEC/cgilite/file.sh"
  FILE "$_EXEC/$PATH_INFO"
  return 0
elif [ -f "$_DATA/$PATH_INFO" ]; then
  . "$_EXEC/view.sh"
  return 0
elif [ -d "$_DATA/$PATH_INFO" ]; then
  . "$_EXEC/list.sh"
  return 0
else
  printf 'Status: 404 Not Found\r\nContent-Length 0:\r\n\r\n'
fi