#!/bin/sh

USER_REGISTRATION=false
USER_REQUIREEMAIL=false

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

export MD_HTML="false"
if [ "$(which awk)" ]; then
  markdown() { awk -f "$_EXEC/cgilite/markdown.awk"; }
else
  markdown() { busybox awk -f "$_EXEC/cgilite/markdown.awk"; }
fi

checked(){
  local check="$1"; shift 1;
  for comp in "$@"; do
    if [ "$check" = "$comp" ] || [ "$check" -eq "$comp" ]; then
      printf 'checked="checked"'
      break;
    fi 2>/dev/null
  done
}
selected(){
  local check="$1"; shift 1;
  for comp in "$@"; do
    if [ "$check" = "$comp" ] || [ "$check" -eq "$comp" ]; then
      printf 'selected="selected"'
      break;
    fi 2>/dev/null
  done
}

w_user_login(){
  if [ ! "$USER_ID" ]; then
    cat <<-EOF
	[form #user_login .login method=POST
	  [label Login]
	  [input name=uname placeholder="Username or Email" autocomplete=off]
	  [input type=password name=pw placeholder="Passphrase"]
	  [submit "action" "user_login" Login]
	  $([ "$USER_REGISTRATION" = true ] && printf '[a href="%s/register/" Register]' "$_BASE")
	]
	EOF
  elif [ "$USER_ID" ]; then
    cat <<-EOF
	[form #user_login .logout method=POST
	  [p Logged in as [span . $(HTML ${USER_NAME})]]
	  $([ "$USER_REGISTRATION" != true ] && printf '[a href="%s/invite/" Invite Friend]' "$_BASE")
	  [submit "action" "user_logout" Logout]
	]
	EOF
  fi
}

yield_page(){
  title="${1:-RAW:NET}" page="$2"
  printf '%s\r\n' 'Content-Type: text/html; charset=utf-8' \
                  "Content-Security-Policy: script-src 'none'" \
                  ''
  { cat <<-EOF
	[!DOCTYPE HTML]
	[html [head
	  [meta name="viewport" content="width=device-width"]
	  [link rel="stylesheet" type="text/css" href="$_BASE/cgilite/common.css"]
	  [link rel="stylesheet" type="text/css" href="$_BASE/rawnet.css"]
	  [title . $(HTML "$title")]
	] [body class="$page"
	  [header
	    [form method=POST action="$_BASE/search/"
	      [input name=search placeholder="Search"]
	    ]
	    $(w_user_login)
	  ][main
	EOF
  cat
  printf ']]]'
  } |"$_EXEC/cgilite/html-sh.sed" -u
}

case ${PATH_INFO} in
  /favicon.ico) printf '%s\r\n' 'Content-Length: 0' '';;
  *.css)
    . "${_EXEC}/cgilite/file.sh"
    FILE "${_EXEC}/${PATH_INFO}"
    ;;
  /login/)
    if [ "$USER_ID" ]; then
      REDIRECT "${_BASE}/"
    else
      yield_page 'RAW:NET Login' login <<-EOF
	$(w_user_login)
	EOF
    fi
    ;;
  /register/)
    if [ "$USER_ID" -a "$(GET user_register)" = confirm ]; then
      printf 'Refresh: 2; url=%s\r\n' "/${_BASE#/}"
      yield_page "RAW:NET Register confirm" "message register_confirm" <<-EOF
	User registration successful!
	EOF
      exit 0
    fi
    yield_page 'RAW:NET Register User' register <<-EOF
	$(w_user_register)
	EOF
    ;;
  /recover/)
    yield_page 'RAW:NET Recover Account' recover <<-EOF
	$(w_user_recover)
	EOF
    ;;
  /invite/)
    if [ "$USER_ID" -a "$(GET user_register)" = confirm ]; then
      printf 'Refresh: 2; url=%s\r\n' "/${_BASE#/}"
      yield_page "RAW:NET Account activation" "message invite_confirm" <<-EOF
	Account activation successful!
	EOF
      exit 0
    fi
    yield_page 'RAW:NET Invite User' invite <<-EOF
	[nav [a href="../" Channels] - [span Invite]]
	$(w_user_invite)
	EOF
    ;;
  /video/*/*.mp4|/video/*/*.webm|/video/*/*.jpg)
    . "${_EXEC}/cgilite/file.sh"
    FILE "${_DATA}/${PATH_INFO#/video/}"
    ;;
  /channel/*/*/*)
    action="${PATH_INFO##*/}"
    video="${PATH_INFO%/*}" video="${video##*/}"
    channel="${PATH_INFO#/channel/}" channel="${channel%%/*}"
    . "$_EXEC/page_video.sh"
    ;;
  /channel/*/*/)
    action=""
    video="${PATH_INFO%/}" video="${video##*/}"
    channel="${PATH_INFO#/channel/}" channel="${channel%%/*}"
    . "$_EXEC/page_video.sh"
    ;;
  /channel/*/*)
    action="${PATH_INFO##*/}"
    video=""
    channel="${PATH_INFO#/channel/}" channel="${channel%%/*}"
    . "$_EXEC/page_channel.sh"
    ;;
  /channel/*/)
    action=""
    video=""
    channel="${PATH_INFO#/channel/}" channel="${channel%%/*}"
    . "$_EXEC/page_channel.sh"
    ;;
  /|/channel/)
    . "${_EXEC}/page_channel.sh"
    ;;
  /playlist/*) . "${_EXEC}/page_playlist.sh";;
  /search/*) . "${_EXEC}/page_search.sh";;
  *) . "${_EXEC}/page_404.sh";;
esac

exit 0