vimwiki預設的Vimwiki2HTML指令，會把%toc轉換成目前wiki條目的目錄，但是會把二級目錄id轉換為toc_1.1（id中含有點號），而為了使用bootstrap-scrollspy實現滾動偵測（參考：如何實現網頁滾動偵測以及頂端固定導覽列），id中不能用點號。

請問：

1. 怎麼能讓vimwiki產生的html檔中目錄id不含點號，例如用toc_1_1來取代toc_1.1。
2. 怎麼能讓生成的目錄中<ul>標籤有屬性class="nav"，這個也是為了使用bootstrap-scrollspy。

vimwiki的幫助手冊裡這樣寫道：

vimwiki-option-custom_wiki2html
------------------------------------ ------------------------------------------
Key Default value~
custom_wiki2html ''
Description~
The full path to an user-provided script that converts a wiki page to HTML.
Vimwiki calls the provided |vimwiki-option-custom_wiki2html| script from the















H哈哈# command-line, using '!' invocation.

The following arguments, in this order, are passed to the

|vimwiki-option-custom_wiki2html| script:1. force : [0/1] overwrite an existing file

2. syntax : the syntax chosen for this wiki###3. extension : the file extension for this wiki###4. output_dir : the full path of the output ditory, i.e. 'path_html'###5. input_file : the full path of the wiki page###6. css_file : the full path of the css file for this wiki######For an example and further instructions, refer to the following script:######$VIMHOME/autoload/vimwiki/customwiki2html.sh######To use the internal wiki2html converter, use an empty string (the default).### ###我程度有限，不能直接寫一個外部的腳本，想參考下vimwiki預設的腳本是什麼樣子，但是不知道###internal wiki2html converter###的腳本在哪裡。 ###

sed -i 'N;s/<p class="toc">\n<ul>/<p class="toc">\n<ul class="nav">/ ; s/toc_\([0-9]*\)\.\([0-9]*\)/toc__/g' ~/Documents/wiki_html/cs_html/*.html ~/Documents/wiki_html/life_html/*.html ~/Documents/wiki_html/original_html/*.html ~/Documents/wiki_html/*.html

    if level > plevel
      call add(toc, '<ul class="nav">')
    elseif level < plevel
      let plevel = s:close_list(toc, plevel, level)
    endif
   

    for l in range(1, h_level-1)
      let h_number .= a:id[l].'_' 
    endfor