git.plutz.net Git - shellwiki/blob - page_edit.sh

   1 #!/bin/sh
   2
   3 . "${_EXEC}/themes/default.sh"
   4 . "${_EXEC}/session_lock.sh"
   5
   6 wiki_text() {
   7   # Print source text of a wiki page
   8   # Get page from data or underlay dir
   9   local page="$(PATH "$1")"
  10
  11   if [ -f "$_DATA/pages/$page/#page.md" ]; then
  12     cat -- "$_DATA/pages/$page/#page.md"
  13   elif [ -f "$_EXEC/pages/$page/#page.md" ]; then
  14     cat -- "$_EXEC/pages/$page/#page.md"
  15   else
  16     return 1
  17   fi
  18 }
  19
  20 edit_page="${PATH_INFO%\[edit\]}"
  21 edit_file="$_DATA/pages/$edit_page/#page.md"
  22 [ "$REQUEST_METHOD" = POST ] && edit_action="$(POST action)"
  23
  24 if [ "$edit_page" = "$PATH_INFO" ]; then
  25   unset edit_page edit_action edit_file
  26   # END EDIT SCRIPT, continue in index.cgi
  27
  28 elif [ "$edit_action" = update ]; then
  29   if mkdir -p -- "${edit_file%/#page.md}" \
  30        && S_LOCK "$edit_file"; then
  31     POST pagetext >"$edit_file"
  32     S_RELEASE "$edit_file"
  33     REDIRECT "${_BASE}${PATH_INFO%\[edit\]}"
  34   else
  35     export ERRMSG="ERR_NOLOCK"
  36     REDIRECT "${_BASE}${PATH_INFO%\[edit\]}/[edit]"
  37   fi
  38
  39 elif [ "$edit_action" = cancel ]; then
  40   S_RELEASE "$edit_file"
  41   REDIRECT "${_BASE}${PATH_INFO%\[edit\]}"
  42
  43 elif ! acl_write "$edit_page"; then
  44   theme_403
  45
  46 elif mkdir -p -- "${edit_file%/#page.md}" \
  47      && S_LOCK "$edit_file"; then
  48   theme_editor "$edit_page"
  49
  50 else
  51   printf 'Refresh: %i; url=%s\r\n' 4 ../
  52   export ERROR_MSG="Unable to lock page for editing"
  53   theme_409
  54
  55 fi