public byte[] Bld(Xowe_wiki cur_wiki, Xoae_page page, Xow_popup_itm popup_itm, Bry_bfr wrdx_bfr) {
   if (output_js_clean) cur_wiki.Html_mgr().Js_cleaner().Clean_bfr(wiki, page.Ttl(), wrdx_bfr, 0);
   if (output_tidy)
     cur_wiki.Html_mgr().Tidy_mgr().Exec_tidy(wrdx_bfr, Bool_.Y, page.Url_bry_safe());
   byte[] hdom_bry = wrdx_bfr.To_bry_and_clear();
   String page_url =
       wrdx_bfr.Add(page.Wiki().Domain_bry())
           .Add(gplx.xowa.htmls.hrefs.Xoh_href_.Bry__wiki)
           .Add(
               gplx.langs.htmls.encoders.Gfo_url_encoder_.Href.Encode(
                   page.Ttl()
                       .Full_db())) // NOTE: was page.Url().Raw(), but that doesn't work for
                                    // Special:Search; PAGE:en.w:Earth and "Quotations";
                                    // DATE:2014-06-29
           .To_str_and_clear();
   fmtr_popup.Bld_bfr_many(
       wrdx_bfr,
       hdom_bry,
       wiki.Lang().Dir_ltr_bry(),
       page_url,
       String_.new_u8(page.Ttl().Full_txt_w_ttl_case()),
       popup_itm.Popup_id(),
       Xow_popup_html_bldr_.Bld_fmtr_wiki(
           fmtr_wiki,
           wrdx_bfr,
           cur_wiki.Domain_bry(),
           page.Wiki().Domain_bry()) // NOTE: use cur_wiki, not page_wiki; DATE:2014-06-28
       ,
       gplx.core.ios.Io_size_.To_str(page.Db().Text().Text_bry().length),
       page.Db().Page().Modified_on().XtoStr_fmt_yyyy_MM_dd_HH_mm_ss(),
       Xow_popup_html_bldr_.Bld_fmtr_viewed(fmtr_viewed, app, wiki, wrdx_bfr, page.Ttl()),
       app.Fsys_mgr().Root_dir().To_http_file_bry());
   return wrdx_bfr.To_bry_and_clear();
 }
  private void Write_page_by_tid(
      Xop_ctx ctx,
      Xoh_wtr_ctx hctx,
      byte html_gen_tid,
      Bry_bfr bfr,
      Bry_fmtr fmtr,
      byte[] page_data) {
    // if custom_html, use it and exit; needed for Default_tab
    byte[] custom_html = page.Html_data().Custom_html();
    if (custom_html != null) {
      bfr.Add(custom_html);
      return;
    }
    // temp variables
    if (root_dir_bry == null) this.root_dir_bry = app.Fsys_mgr().Root_dir().To_http_file_bry();
    Xoa_ttl page_ttl = page.Ttl();
    int page_ns_id = page_ttl.Ns().Id();
    byte page_tid = Xow_page_tid.Identify(wiki.Domain_tid(), page_ns_id, page_ttl.Page_db());
    DateAdp modified_on = page.Db().Page().Modified_on();
    byte[] modified_on_msg =
        wiki.Msg_mgr()
            .Val_by_id_args(
                Xol_msg_itm_.Id_portal_lastmodified,
                modified_on.XtoStr_fmt_yyyy_MM_dd(),
                modified_on.XtoStr_fmt_HHmm());
    byte[] page_body_class = Xoh_page_body_cls.Calc(tmp_bfr, page_ttl, page_tid);
    byte[] html_content_editable =
        wiki.Gui_mgr().Cfg_browser().Content_editable() ? Content_editable_bry : Bry_.Empty;
    byte[] page_content_sub = Xoh_page_wtr_wkr_.Bld_page_content_sub(app, wiki, page, tmp_bfr);
    byte[] js_edit_toolbar_bry =
        html_gen_tid == Xopg_page_.Tid_edit
            ? wiki.Fragment_mgr().Html_js_edit_toolbar()
            : Bry_.Empty;
    Xol_vnt_mgr vnt_mgr = wiki.Lang().Vnt_mgr();
    if (vnt_mgr.Enabled()) {
      byte[] converted_title = vnt_mgr.Convert_lang().Converted_title(); // prefer converted title
      if (converted_title
          == null) // converted title does not exist; use regular page title and convert it
      converted_title = vnt_mgr.Convert_lang().Auto_convert(vnt_mgr.Cur_itm(), page_ttl.Page_txt());
      page_ttl = Xoa_ttl.Parse(wiki, page_ttl.Ns().Id(), converted_title);
    }
    byte[] page_name =
        Xoh_page_wtr_wkr_.Bld_page_name(
            tmp_bfr, page_ttl,
            null); // NOTE: page_name does not show display_title (<i>). always pass in null
    byte[] page_display_title =
        Xoh_page_wtr_wkr_.Bld_page_name(tmp_bfr, page_ttl, page.Html_data().Display_ttl());
    page.Html_data()
        .Custom_tab_name_(
            page_name); // set tab_name to page_name; note that if null, gui code will ignore and
                        // use Ttl.Page_txt; PAGE: zh.w:釣魚臺列嶼主權問題 DATE:2015-10-05
    Xow_portal_mgr portal_mgr = wiki.Html_mgr().Portal_mgr().Init_assert();
    fmtr.Bld_bfr_many(
        bfr,
        root_dir_bry,
        Xoa_app_.Version,
        Xoa_app_.Build_date,
        app.Tcp_server().Running_str(),
        page.Db().Page().Id(),
        page.Ttl().Full_db(),
        page_name,
        page.Html_data().Page_heading().Init(page.Html_data(), page_display_title),
        modified_on_msg,
        mgr.Css_common_bry(),
        mgr.Css_wiki_bry(),
        page.Html_data().Head_mgr().Init(app, wiki, page).Init_dflts(),
        page.Lang().Dir_ltr_bry(),
        page.Html_data().Indicators(),
        page_content_sub,
        wiki.Html_mgr().Portal_mgr().Div_jump_to(),
        wiki.Xtn_mgr().Xtn_pgbnr().Write_html(page, ctx, hctx),
        page_body_class,
        html_content_editable,
        page_data,
        wdata_lang_wtr

        // sidebar divs
        ,
        portal_mgr.Div_personal_bry(),
        portal_mgr.Div_ns_bry(wiki.Utl__bfr_mkr(), page_ttl, wiki.Ns_mgr()),
        portal_mgr.Div_view_bry(
            wiki.Utl__bfr_mkr(), html_gen_tid, page.Html_data().Xtn_search_text()),
        portal_mgr.Div_logo_bry(),
        portal_mgr.Div_home_bry(),
        new Xopg_xtn_skin_fmtr_arg(page, Xopg_xtn_skin_itm_tid.Tid_sidebar),
        portal_mgr.Div_sync_bry(
            tmp_bfr, app.Api_root().Addon().Bldr().Sync().Manual_enabled(), wiki, page),
        portal_mgr.Div_wikis_bry(wiki.Utl__bfr_mkr()),
        portal_mgr.Sidebar_mgr().Html_bry(),
        mgr.Edit_rename_div_bry(page_ttl),
        page.Html_data().Edit_preview_w_dbg(),
        js_edit_toolbar_bry);
    Xoh_page_wtr_wkr_.Bld_head_end(bfr, tmp_bfr, page); // add after </head>
    Xoh_page_wtr_wkr_.Bld_html_end(bfr, tmp_bfr, page); // add after </html>		
  }