Xot_prm_wkr.java

/*
XOWA: the XOWA Offline Wiki Application
Copyright (C) 2012-2017 gnosygnu@gmail.com

XOWA is licensed under the terms of the General Public License (GPL) Version 3,
or alternatively under the terms of the Apache License Version 2.0.

You may use XOWA according to either of these licenses as is most appropriate
for your project on a case-by-case basis.

The terms of each license can be found in the source code repository:

GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
*/
package gplx.xowa.parsers.tmpls; import gplx.*; import gplx.xowa.*; import gplx.xowa.parsers.*;
class Xot_prm_wkr implements Xop_arg_wkr {
	private static Arg_bldr arg_bldr = Arg_bldr.Instance;
	public boolean Make_tkn(Xop_ctx ctx, Xop_tkn_mkr tkn_mkr, Xop_root_tkn root, byte[] src, int src_len, int lxr_bgn_pos, int lxr_cur_pos, Xop_curly_bgn_tkn bgn, int keep_curly_bgn) {
		int loop_bgn = bgn.Tkn_sub_idx() + 1;	// +1 to ignore curly_bgn
		int loop_end = root.Subs_len();
		if (loop_bgn == loop_end) {// no tkns; output literal {{{}}}	// 2012.03.27:commented out due to {{{{{{}}}}}}
			root.Subs_del_after(bgn.Tkn_sub_idx());
			ctx.Msg_log().Add_itm_none(Xot_prm_log.Lkp_is_nil, src, lxr_bgn_pos, lxr_cur_pos); 
			ctx.Subs_add(root, tkn_mkr.Txt(bgn.Src_bgn(), lxr_cur_pos));
			return false;
		}
		Xot_prm_tkn prm_tkn = tkn_mkr.Tmpl_prm(bgn.Src_bgn(), lxr_cur_pos);
		arg_bldr.Bld(ctx, tkn_mkr, Xot_prm_wkr.Instance, Xop_arg_wkr_.Typ_prm, root, prm_tkn, lxr_bgn_pos, lxr_cur_pos, loop_bgn, loop_end, src);
		root.Subs_del_after(bgn.Tkn_sub_idx() + keep_curly_bgn);	// NOTE: keep_curly_bgn determines whether or not to delete opening {{{
		root.Subs_add(prm_tkn);
		return true;
	}
	public boolean Args_add(Xop_ctx ctx, byte[] src, Xop_tkn_itm tkn, Arg_nde_tkn arg, int arg_idx) {
		Xot_prm_tkn prm = (Xot_prm_tkn)tkn;
		switch (arg_idx) {
			case 0:			prm.Find_tkn_(arg.Val_tkn()); break;
			case 1:			prm.Dflt_tkn_(arg.Val_tkn()); break;
			default:		ctx.Msg_log().Add_itm_none(Xot_prm_log.Prm_has_2_or_more, src, arg.Src_bgn(), arg.Src_end()); break;
		}
		return true;
	}
	public static final    Xot_prm_wkr Instance = new Xot_prm_wkr(); Xot_prm_wkr() {}
}