change numbering for handlers

[shellwiki] / handlers / 60_edit.sh

diff --git a/handlers/60_edit.sh b/handlers/60_edit.sh
new file mode 100755 (executable)
index 0000000..6d4e1ea
--- /dev/null
+++ b/handlers/60_edit.sh
@@ -0,0 +1,69 @@
+#!/bin/sh
+
+. "${_EXEC}/session_lock.sh"
+
+wiki_text() {
+  # Print source text of a wiki page
+  # Get page from data or underlay dir
+  local page="$(PATH "$1")"
+
+  if [ -f "$_DATA/pages/$page/#page.md" ]; then
+    cat -- "$_DATA/pages/$page/#page.md"
+  elif [ -f "$_EXEC/pages/$page/#page.md" ]; then
+    cat -- "$_EXEC/pages/$page/#page.md"
+  else
+    return 1
+  fi
+}
+
+case $PATH_INFO in
+  */\[edit\]) : ;;
+  *) return 1 ;;
+esac
+
+edit_page="${PATH_INFO%\[edit\]}"
+edit_file="$_DATA/pages/$edit_page/#page.md"
+[ "$REQUEST_METHOD" = POST ] && edit_action="$(POST action)"
+
+if ! acl_write "$edit_page"; then
+  theme_error 403
+  return 0
+
+elif [ "$edit_action" = cancel ]; then
+  S_RELEASE "$edit_file"
+  REDIRECT "${_BASE}${PATH_INFO%\[edit\]}"
+
+elif [ "$edit_action" = update ]; then
+  if  mkdir -p -- "${edit_file%/#page.md}" \
+      && S_LOCK "$edit_file"; then
+    POST pagetext >"$edit_file"
+    S_RELEASE "$edit_file"
+  else
+    export ERRMSG="ERR_NOLOCK"
+    REDIRECT "${_BASE}${PATH_INFO%\[edit\]}/[edit]"
+  fi
+
+  if [ "$(which git)" ]; then
+    git -C "$_DATA" add \
+      -- "pages/$edit_page/#page.md"
+    git -C "$_DATA" commit -qm \
+      "Page # ${edit_page} # updated by user @ ${USER_NAME} @" \
+      -- "pages/$edit_page/#page.md"
+  fi 1>&2
+
+  REDIRECT "${_BASE}${edit_page}"
+
+elif mkdir -p -- "${edit_file%/#page.md}" \
+     && S_LOCK "$edit_file"; then
+  theme_editor "$edit_page"
+  return 0
+
+else
+  printf 'Refresh: %i; url=%s\r\n' 4 ../
+  export ERROR_MSG="Unable to lock page for editing"
+  theme_error 409
+  return 0
+
+fi
+
+return 1