git.plutz.net Git - shellwiki/blob - handlers/60_edit.sh

   1 #!/bin/sh
   2
   3 . "${_EXEC}/session_lock.sh"
   4
   5 wiki_text() {
   6   # Print source text of a wiki page
   7   # Get page from data or underlay dir
   8   local page="$(PATH "$1")"
   9
  10   if [ -f "$_DATA/pages/$page/#page.md" ]; then
  11     cat -- "$_DATA/pages/$page/#page.md"
  12   elif [ -f "$_EXEC/pages/$page/#page.md" ]; then
  13     cat -- "$_EXEC/pages/$page/#page.md"
  14   else
  15     return 1
  16   fi
  17 }
  18
  19 case $PATH_INFO in
  20   */\[edit\]) : ;;
  21   *) return 1 ;;
  22 esac
  23
  24 edit_page="${PATH_INFO%\[edit\]}"
  25 edit_file="$_DATA/pages/$edit_page/#page.md"
  26 [ "$REQUEST_METHOD" = POST ] && edit_action="$(POST action)"
  27
  28 if ! acl_write "$edit_page"; then
  29   theme_error 403
  30   return 0
  31
  32 elif [ "$edit_action" = cancel ]; then
  33   S_RELEASE "$edit_file"
  34   REDIRECT "${_BASE}${PATH_INFO%\[edit\]}"
  35
  36 elif [ "$edit_action" = update ]; then
  37   if  mkdir -p -- "${edit_file%/#page.md}" \
  38       && S_LOCK "$edit_file"; then
  39     POST pagetext >"$edit_file"
  40     S_RELEASE "$edit_file"
  41   else
  42     export ERRMSG="ERR_NOLOCK"
  43     REDIRECT "${_BASE}${PATH_INFO%\[edit\]}/[edit]"
  44   fi
  45
  46   if [ "$REV_PAGES" = true ]; then
  47     git -C "$_DATA" add \
  48       -- "pages/$edit_page/#page.md"
  49     git -C "$_DATA" commit -qm \
  50       "Page # ${edit_page} # updated by user @ ${USER_NAME} @" \
  51       -- "pages/$edit_page/#page.md"
  52   fi 1>&2
  53
  54   REDIRECT "${_BASE}${edit_page}"
  55
  56 elif mkdir -p -- "${edit_file%/#page.md}" \
  57      && S_LOCK "$edit_file"; then
  58   theme_editor "$edit_page"
  59   return 0
  60
  61 else
  62   printf 'Refresh: %i; url=%s\r\n' 4 ../
  63   export ERROR_MSG="Unable to lock page for editing"
  64   theme_error 409
  65   return 0
  66
  67 fi
  68
  69 return 1