vimfiler-lua-patch-vimfiler#view#_get_print_lines.diff

diff --git a/autoload/vimfiler/view.vim b/autoload/vimfiler/view.vim
index 42139e2..d7c5eb0 100644
--- a/autoload/vimfiler/view.vim
+++ b/autoload/vimfiler/view.vim
@@ -225,6 +225,20 @@ function! s:redraw_prompt() "{{{
 
   let &l:modifiable = modifiable_save
 endfunction"}}}
+
+function! vimfiler#view#_get_column(columns, file)
+  let column_result = ''
+  for column in a:columns
+    let column_string = column.get(a:file, b:vimfiler.context)
+    if len(column_string) > column.vimfiler__length
+      let column_string = vimfiler#util#truncate(
+          \ column_string, column.vimfiler__length)
+    endif
+    let column_result .= ' ' . column_string
+  endfor
+  return column_result
+endfunction
+
 function! vimfiler#view#_get_print_lines(files) "{{{
   " Clear previous syntax.
   for syntax in b:vimfiler.syntaxes
@@ -281,6 +295,68 @@ function! vimfiler#view#_get_print_lines(files) "{{{
 
   " Print files.
   let lines = []
+
+  if vimfiler#util#has_lua()
+    let ret = {}
+
+lua << EOF
+do
+  local files = vim.eval('a:files')
+  local lines = vim.eval('lines')
+  local tree_indentation = vim.eval('g:vimfiler_tree_indentation')
+  local leaf_icon = vim.eval('g:vimfiler_tree_leaf_icon')
+  local marked_file_icon = vim.eval('g:vimfiler_marked_file_icon')
+  local readonly_file_icon = vim.eval('g:vimfiler_readonly_file_icon')
+  local opened_icon = vim.eval('g:vimfiler_tree_opened_icon')
+  local closed_icon = vim.eval('g:vimfiler_tree_closed_icon')
+  local file_icon = vim.eval('g:vimfiler_file_icon')
+  local max_len = vim.eval('max_len')
+  local ret = vim.eval('ret')
+
+  for i = 0, #files - 1 do
+    local file = files[i]
+    local mark = ''
+    local is_writable = file.vimfiler__is_writable == nil and true or file.vimfiler__is_writable ~= 0
+    local filename = file.vimfiler__abbr
+    if file.vimfiler__is_directory ~= 0 and filename:sub(-1) ~= '/' then
+      filename = filename .. '/'
+    end
+    if file.vimfiler__nest_level > 0 then
+      mark = mark .. string.rep(' ', file.vimfiler__nest_level * tree_indentation) .. leaf_icon
+    end
+    if file.vimfiler__is_marked ~= 0 then
+      mark = mark .. marked_file_icon
+    elseif file.vimfiler__is_directory ~= 0 then
+      mark = mark .. (not is_writable and not (file.vimfiler__is_opened ~= 0) and
+                       readonly_file_icon or
+                      (file.vimfiler__is_opened ~= 0 and opened_icon or closed_icon))
+    else
+      mark = mark .. (not is_writable and readonly_file_icon or file_icon)
+    end
+    mark = mark .. ' '
+
+    local line = mark .. filename
+    ret.line = line
+    if #line > max_len then
+      line = vim.eval("vimfiler#util#truncate_smart(ret.line, max_len, max_len/2, '..')")
+    else
+      line = line .. string.rep(' ', max_len - vim.eval("vimfiler#util#wcswidth(ret.line)"))
+    end
+
+    line = line .. vim.eval('vimfiler#view#_get_column(columns, a:files[' .. i .. '])')
+
+    if line:sub(-1) == ' ' then
+      line = line:gsub("%s+$", '')
+    end
+
+    lines:add(line)
+
+  end
+end
+EOF
+
+  else
+
   for file in a:files
     let filename = file.vimfiler__abbr
     if file.vimfiler__is_directory
@@ -331,6 +407,7 @@ function! vimfiler#view#_get_print_lines(files) "{{{
 
     call add(lines, line)
   endfor
+  endif
 
   return lines
 endfunction"}}}