gnosygnu_xowa/400_xowa/src/gplx/xowa/Xowe_wiki.java

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

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
package gplx.xowa; import gplx.*;
import gplx.core.brys.*; import gplx.core.primitives.*; import gplx.core.brys.fmtrs.*; import gplx.core.ios.*;
import gplx.xowa.apps.*; import gplx.xowa.apps.fsys.*; import gplx.xowa.apps.cfgs.*; import gplx.xowa.apps.urls.*; 
import gplx.xowa.langs.*; import gplx.xowa.langs.msgs.*; import gplx.xowa.langs.cases.*;
import gplx.xowa.wikis.*; import gplx.xowa.wikis.domains.*; import gplx.xowa.wikis.xwikis.*; import gplx.xowa.wikis.nss.*; import gplx.xowa.wikis.pages.*; import gplx.xowa.wikis.metas.*; import gplx.xowa.wikis.data.site_stats.*; import gplx.xowa.wikis.ttls.*; import gplx.xowa.wikis.data.*; import gplx.xowa.wikis.data.tbls.*; import gplx.xowa.wikis.caches.*;
import gplx.xowa.users.*; import gplx.xowa.htmls.*; import gplx.xowa.users.history.*; import gplx.xowa.specials.*; import gplx.xowa.xtns.*; import gplx.xowa.wikis.dbs.*;
import gplx.xowa.files.*; import gplx.xowa.files.repos.*; import gplx.xowa.files.origs.*; import gplx.xowa.files.bins.*; import gplx.fsdb.*; import gplx.fsdb.meta.*; import gplx.xowa.files.exts.*;		
import gplx.xowa.htmls.heads.*; import gplx.xowa.htmls.core.htmls.utls.*; import gplx.xowa.htmls.core.hzips.*; import gplx.xowa.htmls.core.*; import gplx.xowa.htmls.ns_files.*; import gplx.xowa.htmls.bridges.dbuis.tbls.*;	import gplx.xowa.htmls.hrefs.*;
import gplx.xowa.bldrs.xmls.*; import gplx.xowa.bldrs.installs.*; import gplx.xowa.bldrs.setups.maints.*;
import gplx.xowa.parsers.*; import gplx.xowa.parsers.utils.*;
import gplx.xowa.addons.wikis.ctgs.*;
import gplx.xowa.guis.cbks.*; import gplx.xowa.guis.views.*;
import gplx.xowa.xtns.gallery.*; import gplx.xowa.xtns.pfuncs.*; 
import gplx.xowa.wikis.tdbs.*; import gplx.xowa.wikis.tdbs.hives.*;
import gplx.xowa.addons.*; import gplx.xowa.addons.wikis.htmls.css.mgrs.*; import gplx.xowa.addons.wikis.ctgs.htmls.pageboxs.*; import gplx.xowa.addons.wikis.ctgs.htmls.catpages.*;
public class Xowe_wiki implements Xow_wiki, Gfo_invk, Gfo_evt_itm {
	private boolean init_in_process = false;
	public Xowe_wiki(Xoae_app app, Xol_lang_itm lang, Xow_ns_mgr ns_mgr, Xow_domain_itm domain_itm, Io_url wiki_dir) {
		this.ev_mgr = new Gfo_evt_mgr(this);
		this.app = app; this.lang = lang; this.ns_mgr = ns_mgr;
		this.domain_itm = domain_itm; this.domain_str = domain_itm.Domain_str(); this.domain_bry = domain_itm.Domain_bry(); this.domain_tid = domain_itm.Domain_type_id(); this.domain_abrv = Xow_abrv_wm_.To_abrv(domain_itm);
		this.fsys_mgr = new Xow_fsys_mgr(wiki_dir, app.Fsys_mgr().File_dir().GenSubDir(domain_str));
		this.url__parser = new Xow_url_parser(this);
		this.xwiki_mgr = new Xow_xwiki_mgr(this);
		this.html__hdump_mgr = new Xow_hdump_mgr(this);
		this.html_mgr = new Xow_html_mgr(this);
		this.page_mgr = new Xowe_page_mgr(this);
		this.sanitizer = new Xop_sanitizer(app.Parser_amp_mgr(), app.Msg_log());

		tdb_fsys_mgr = new Xotdb_fsys_mgr(wiki_dir, ns_mgr);
		redirect_mgr = new Xop_redirect_mgr(this);
		data_mgr = new Xow_page_mgr(this);
		file_mgr = new Xow_file_mgr(this);
		parser_mgr = new Xow_parser_mgr(this);
		cfg_parser = new Xowc_parser(this);
		props.Init_props(domain_tid, domain_bry);
		props.ContentLanguage_(lang.Key_bry());
		stats = new Xowd_site_stats_mgr(this);
		Pf_func_.Reg(domain_itm, lang.Func_regy(), lang);
		special_mgr = new Xow_special_mgr(this, lang);
		sys_cfg = new Xow_sys_cfg(this);
		hive_mgr = new Xob_hive_mgr(this);
		util = new Xow_html_util(this);
		cfg_wiki_core = new Xow_cfg_wiki_core(this);
		import_cfg = new Xob_import_cfg(this);
		msg_mgr = new Xow_msg_mgr(this, lang);
		eval_mgr = new Bfmtr_eval_wiki(this);
		fragment_mgr = new Xow_fragment_mgr(this);
		xtn_mgr = new Xow_xtn_mgr().Ctor_by_wiki(this);
		if (domain_tid == Xow_domain_tid_.Tid__home) {
			wdata_wiki_tid	= Xow_domain_tid_.Tid__wikipedia;
			wdata_wiki_lang = Xol_lang_itm_.Key_en;
		}
		else {
			wdata_wiki_tid	= domain_tid;
			wdata_wiki_lang = domain_itm.Lang_orig_key();	// NOTE: must use orig_key for nowiki; "no" not "nb" DATE:2014-10-07
		}
		Wdata_wiki_abrv_();
		db_mgr = new gplx.xowa.wikis.dbs.Xodb_mgr_txt(this, data_mgr);
		maint_mgr = new Xow_maint_mgr(this);
		cache_mgr = new Xow_cache_mgr(this);
		/*if (Bry_.Eq(domain_bry, Xow_domain_itm_.Bry__home))*/ xwiki_mgr.Add_by_atrs(domain_bry, domain_bry);	// add full name to xwiki_mgr; needed for lookup in home ns; EX: [[home:Help/Contents]]
		this.lnki_bldr = new Xoh_lnki_bldr(app, href_wtr);
		this.ctg_catpage_mgr = new Xoctg_catpage_mgr(this);
	}
	public Gfo_evt_mgr				Evt_mgr() {return ev_mgr;} private final    Gfo_evt_mgr ev_mgr;
	public Xow_ns_mgr				Ns_mgr() {return ns_mgr;} private final    Xow_ns_mgr ns_mgr;
	public Xoa_ttl					Ttl_parse(byte[] ttl)								{return Xoa_ttl.Parse(this, ttl);}
	public Xoa_ttl					Ttl_parse(byte[] src, int src_bgn, int src_end)		{return Xoa_ttl.Parse(this, src, src_bgn, src_end);}
	public Xoa_ttl					Ttl_parse(int ns_id, byte[] ttl)					{return Xoa_ttl.Parse(this, ns_id, ttl);}
	public boolean						Type_is_edit() {return Bool_.Y;}
	public Xoa_app					App() {return app;}
	public Xol_lang_itm				Lang() {return lang;} private Xol_lang_itm lang;
	public Xol_case_mgr				Case_mgr() {return lang.Case_mgr();}
	public byte[]					Domain_bry() {return domain_bry;} private final    byte[] domain_bry; 
	public String					Domain_str() {return domain_str;} private final    String domain_str;
	public int						Domain_tid() {return domain_tid;} private final    int domain_tid;
	public byte[]					Domain_abrv() {return domain_abrv;} private final    byte[] domain_abrv;
	public Xow_domain_itm			Domain_itm() {return domain_itm;} private final    Xow_domain_itm domain_itm;
	public Xow_fsys_mgr				Fsys_mgr() {return fsys_mgr;} private final    Xow_fsys_mgr fsys_mgr;
	public Xow_db_mgr				Data__core_mgr() {if (db_mgr == null) return null; return db_mgr.Tid() == Xodb_mgr_txt.Tid_txt ? null : this.Db_mgr_as_sql().Core_data_mgr();}	// TEST:
	public Xof_fsdb_mode			File__fsdb_mode() {return file_mgr.Fsdb_mode();}
	public Fsdb_db_mgr				File__fsdb_core() {return file_mgr.Db_core();}
	public Xow_repo_mgr				File__repo_mgr() {return file_mgr.Repo_mgr();}
	public Xof_orig_mgr				File__orig_mgr() {return file_mgr.Orig_mgr();}
	public Xof_bin_mgr				File__bin_mgr() {return file_mgr.Fsdb_mgr().Bin_mgr();}
	public Fsm_mnt_mgr				File__mnt_mgr() {return file_mgr.Fsdb_mgr().Mnt_mgr();}
	public boolean						Html__hdump_enabled() {return html_mgr__hdump_enabled;}	private boolean html_mgr__hdump_enabled = Bool_.N;
	public Xoh_page_wtr_mgr			Html__wtr_mgr() {return html_mgr.Page_wtr_mgr();}
	public Xoh_lnki_bldr			Html__lnki_bldr() {return lnki_bldr;}  private final    Xoh_lnki_bldr lnki_bldr;
	public Xoh_href_wtr				Html__href_wtr() {return href_wtr;} private final    Xoh_href_wtr href_wtr = new Xoh_href_wtr();
	public Xoctg_pagebox_wtr		Ctg__pagebox_wtr() {return ctg_pagebox_wtr;} private final    Xoctg_pagebox_wtr ctg_pagebox_wtr = new Xoctg_pagebox_wtr();
	public Xoctg_catpage_mgr		Ctg__catpage_mgr() {return ctg_catpage_mgr;} private final    Xoctg_catpage_mgr ctg_catpage_mgr;
	public boolean						Html__css_installing() {return html__css_installing;} public void Html__css_installing_(boolean v) {html__css_installing = v;} private boolean html__css_installing;
	public Xow_url_parser			Utl__url_parser() {return url__parser;} private final    Xow_url_parser url__parser;
	public Xow_mw_parser_mgr		Mw_parser_mgr() {return mw_parser_mgr;} private final    Xow_mw_parser_mgr mw_parser_mgr = new Xow_mw_parser_mgr();
	public Xow_xwiki_mgr			Xwiki_mgr() {return xwiki_mgr;} private final    Xow_xwiki_mgr xwiki_mgr;
	public Xow_wiki_props			Props() {return props;} private final    Xow_wiki_props props = new Xow_wiki_props();
	public Xowd_site_stats_mgr		Stats() {return stats;} private final    Xowd_site_stats_mgr stats;
	public Xow_parser_mgr			Parser_mgr() {return parser_mgr;} private final    Xow_parser_mgr parser_mgr;
	public Xoax_addon_mgr			Addon_mgr() {return addon_mgr;} private final    Xoax_addon_mgr addon_mgr = new Xoax_addon_mgr();
	public Xog_cbk_mgr				Gui__cbk_mgr() {return gui__cbk_mgr;} private final    Xog_cbk_mgr gui__cbk_mgr = new Xog_cbk_mgr();
	public Xowe_page_mgr			Page_mgr() {return page_mgr;} private final    Xowe_page_mgr page_mgr;
	public Xop_sanitizer			Sanitizer() {return sanitizer;} private final    Xop_sanitizer sanitizer;
	public byte[]					Wtxt__expand_tmpl(byte[] src) {return parser_mgr.Main().Expand_tmpl(src);}


	public Xow_hdump_mgr			Html__hdump_mgr() {return html__hdump_mgr;} private final    Xow_hdump_mgr html__hdump_mgr;
	public Xoae_app					Appe() {return app;} private Xoae_app app;
	public Xow_user					User() {return user;} private Xow_user user = new Xow_user();
	public Xow_page_mgr				Data_mgr() {return data_mgr;} private Xow_page_mgr data_mgr;
	public Xodb_mgr					Db_mgr() {return db_mgr;} private Xodb_mgr db_mgr;
	public Xodb_mgr_sql				Db_mgr_as_sql() {return (Xodb_mgr_sql)db_mgr;}
	public Xow_special_mgr			Special_mgr() {return special_mgr;} private Xow_special_mgr special_mgr;
	public Xow_html_mgr				Html_mgr() {return html_mgr;} private Xow_html_mgr html_mgr;
	public Xow_xtn_mgr				Xtn_mgr() {return xtn_mgr;} private Xow_xtn_mgr xtn_mgr;
	public Xow_cache_mgr			Cache_mgr() {return cache_mgr;} private Xow_cache_mgr cache_mgr;

	public byte[]					Commons_wiki_key() {return commons_wiki_key;} private byte[] commons_wiki_key = Xow_domain_itm_.Bry__commons;
	public Xob_hive_mgr				Hive_mgr() {return hive_mgr;} private Xob_hive_mgr hive_mgr;
	public Xow_msg_mgr				Msg_mgr() {return msg_mgr;} private final    Xow_msg_mgr msg_mgr;
	public Xow_fragment_mgr			Fragment_mgr() {return fragment_mgr;} private Xow_fragment_mgr fragment_mgr;
	public Bfmtr_eval_wiki			Eval_mgr() {return eval_mgr;} private Bfmtr_eval_wiki eval_mgr;
	public Bry_bfr_mkr				Utl__bfr_mkr()		{return utl__bry_bfr_mkr;}	private final    Bry_bfr_mkr utl__bry_bfr_mkr = new Bry_bfr_mkr();
	public Io_stream_zip_mgr		Utl__zip_mgr()		{return utl__zip_mgr;}		private final    Io_stream_zip_mgr utl__zip_mgr = new Io_stream_zip_mgr();
	public int						Wdata_wiki_tid() {return wdata_wiki_tid;} private int wdata_wiki_tid;
	public byte[]					Wdata_wiki_lang() {return wdata_wiki_lang;} private byte[] wdata_wiki_lang;
	public void						Wdata_wiki_lang_(byte[] v) {this.wdata_wiki_lang = v; Wdata_wiki_abrv_();}	// TEST:
	public byte[]					Wdata_wiki_abrv() {return wdata_wiki_abrv;} private byte[] wdata_wiki_abrv;
	private void Wdata_wiki_abrv_() {
		Bry_bfr bfr = utl__bry_bfr_mkr.Get_b128();
		Xow_abrv_wm_.To_abrv(bfr, wdata_wiki_lang, Int_obj_ref.New(wdata_wiki_tid));
		wdata_wiki_abrv = bfr.To_bry_and_rls();
	}
	private Xow_html_util util;
	public boolean Init_needed() {return init_needed;} public Xowe_wiki Init_needed_(boolean v) {init_needed = v; return this;} private boolean init_needed = true;
	public Xop_redirect_mgr Redirect_mgr() {return redirect_mgr;} private Xop_redirect_mgr redirect_mgr;
	public List_adp Rls_list() {if (rls_list == null) rls_list = List_adp_.New(); return rls_list;} private List_adp rls_list;
	public Xow_file_mgr			File_mgr() {return file_mgr;} private Xow_file_mgr file_mgr;
	public Xow_cfg_wiki_core	Cfg_wiki_core() {return cfg_wiki_core;} private Xow_cfg_wiki_core cfg_wiki_core;
	public Xob_import_cfg		Import_cfg() {return import_cfg;} private Xob_import_cfg import_cfg;
	public Xotdb_fsys_mgr		Tdb_fsys_mgr() {return tdb_fsys_mgr;} private final    Xotdb_fsys_mgr tdb_fsys_mgr;
	public Xou_history_cfg		Cfg_history() {return cfg_history;} private Xou_history_cfg cfg_history = new Xou_history_cfg();
	public Xoh_file_page_wtr	Cfg_file_page() {return cfg_file_page;} private Xoh_file_page_wtr cfg_file_page = new Xoh_file_page_wtr();
	public Xow_sys_cfg			Sys_cfg() {return sys_cfg;} private Xow_sys_cfg sys_cfg;
	public Xowc_parser			Cfg_parser() {return cfg_parser;} private Xowc_parser cfg_parser;
	public boolean					Cfg_parser_lnki_xwiki_repos_enabled() {return cfg_parser_lnki_xwiki_repos_enabled;} public Xowe_wiki Cfg_parser_lnki_xwiki_repos_enabled_(boolean v) {cfg_parser_lnki_xwiki_repos_enabled = v; return this;} private boolean cfg_parser_lnki_xwiki_repos_enabled;
	public Xow_maint_mgr		Maint_mgr() {return maint_mgr;} private Xow_maint_mgr maint_mgr;
	public void Clear_for_tests() {	// NOTE: these are structures that cache items for PERF; need to be cleared out for multiple test runs
		file_mgr.Dbmeta_mgr().Clear();
		db_mgr.Load_mgr().Clear();
	}
	public Xodb_mgr_sql				Db_mgr_create_as_sql() {Xodb_mgr_sql rv = new Xodb_mgr_sql(this); db_mgr = rv; return rv;}
	public void	Init_by_wiki__force() {init_needed = true; Init_by_wiki();}
	public void	Init_by_wiki__force_and_mark_inited() {
		init_needed = true;
		Init_by_wiki();
		init_needed = false;
	}
	public void Init_by_wiki()		{Init_assert();}
	public Xowe_wiki Init_assert()	{if (init_needed) Init_wiki(app.Usere()); return this;}
	public void Init_db_mgr() {
		Io_url core_db_url = gplx.xowa.wikis.data.Xow_db_file__core_.Find_core_fil(this);
		if (core_db_url == null) {
			tdb_fsys_mgr.Scan_dirs();
		}
		else {
			Xodb_mgr_sql db_mgr_sql = this.Db_mgr_create_as_sql();
			db_mgr_sql.Core_data_mgr().Init_by_load(core_db_url);
			file_mgr.Init_file_mgr_by_load(this);
			db_mgr_sql.Core_data_mgr().Tbl__page().Flds__assert();	// NOTE: must go above html_mgr.Init_by_wiki b/c Page_load will be done via messages

			// FOLDER.RENAME: handle renamed folders; EX:"/wiki/en.wikipedia.org-2016-12" DATE:2017-02-01
			try {
				byte[] cfg_domain_bry = db_mgr_sql.Core_data_mgr().Db__core().Tbl__cfg().Select_bry_or("xowa.bldr.session", "wiki_domain", domain_bry);	// NOTE: or is "wiki.domain" for user_wikis
				if (!Bry_.Eq(cfg_domain_bry, domain_bry)) {
					// set wikidata vars
					Xow_domain_itm cfg_domain_itm = Xow_domain_itm_.parse(cfg_domain_bry);
					this.wdata_wiki_tid	= cfg_domain_itm.Domain_type_id();
					this.wdata_wiki_lang = cfg_domain_itm.Lang_orig_key();			
					Bry_bfr bfr = Bry_bfr_.New();
					Xow_abrv_wm_.To_abrv(bfr, wdata_wiki_lang, Int_obj_ref.New(wdata_wiki_tid));
					this.wdata_wiki_abrv = bfr.To_bry_and_clear();

					// set lang; handles "German Wikipedia" for "de.wikipedia.org"
					this.lang = app.Lang_mgr().Get_by_or_load(cfg_domain_itm.Lang_actl_key());
					this.msg_mgr.Lang_(lang);
				}
			} catch (Exception e) {
				Gfo_usr_dlg_.Instance.Warn_many("", "", "db.init: failed to get domain from config; err=~{0}", Err_.Message_gplx_log(e));
			}
		}
	}
	private void Init_wiki(Xoue_user user) {	// NOTE: (a) one-time initialization for all wikis; (b) not called by tests
		if (init_in_process) {
			app.Usr_dlg().Log_many("", "", "wiki.init: circular call canceled: ~{0}", domain_str);
			return;	// NOTE: may be called multiple times due to "if (app.Stage() == Xoa_stage_.Tid_launch) init_needed = false;"; TODO_OLD: call this only once; DATE:2014-06-07
		}
		init_in_process = true;
		if (app.Stage() == Xoa_stage_.Tid_launch) init_needed = false;	// NOTE: only mark inited if app fully launched; otherwise statements in xowa.gfs can fire and prematurely set home to inited; DATE:2013-03-24
		Gfo_log_bfr log_bfr = app.Log_bfr(); log_bfr.Add("wiki.init.bgn: " + domain_str);
		
		app.Gfs_mgr().Run_url_for(this, tdb_fsys_mgr.Cfg_wiki_stats_fil());
		Init_db_mgr();
		if (!app.Bldr().Import_marker().Chk(this)) {app.Wiki_mgr().Del(domain_bry); init_needed = false; return;}	// NOTE: must call after Db_mgr_create_as_sql(); also, must delete wiki from mgr; DATE:2014-08-24
		db_mgr.Load_mgr().Load_init(this);
		app.Gfs_mgr().Run_url_for(this, tdb_fsys_mgr.Cfg_wiki_core_fil());
		gplx.xowa.bldrs.setups.upgrades.Xoa_upgrade_mgr.Check(this);
		parser_mgr.Init_by_wiki();

		// init ns_mgr
		if (lang.Init_by_load()) {
			if (domain_tid == Xow_domain_tid_.Tid__wikipedia)	// NOTE: if type is wikipedia, add "Wikipedia" as an alias; PAGE:en.w:pt.wikipedia.org/wiki/Página principal which redirects to Wikipedia:Página principal
				ns_mgr.Aliases_add(Xow_ns_.Tid__project, Xow_ns_.Alias__wikipedia);
			special_mgr.Evt_lang_changed(lang);
		}
		app.Gfs_mgr().Run_url_for(this, app.Fsys_mgr().Cfg_wiki_core_dir().GenSubFil(domain_str + ".gfs"));		// NOTE: must be run after lang.Init_by_load b/c lang will reload ns_mgr; DATE:2015-04-17run cfg for wiki by user ; EX: /xowa/user/anonymous/wiki/en.wikipedia.org/cfg/user_wiki.gfs
		cfg_parser.Xtns().Itm_pages().Init(ns_mgr);	// init ns_mgr for Page / Index ns just before rebuild; usually set by #cfg file
		Xow_ns_mgr_.rebuild_(lang, ns_mgr);	// always rebuild; may be changed by user_wiki.gfs; different lang will change namespaces; EX: de.wikisource.org will have Seite for File and none of {{#lst}} will work

		// push lang changes
		fragment_mgr.Evt_lang_changed(lang);
		parser_mgr.Main().Init_by_lang(lang);
		html_mgr.Init_by_lang(lang);

		// other init
		Bry_fmtr.Null.Eval_mgr().Enabled_(false); app.Wiki_mgr().Scripts().Exec(this); Bry_fmtr.Null.Eval_mgr().Enabled_(true);
		app.Html__css_installer().Install(this, Xowd_css_core_mgr.Key_default);
		html_mgr.Init_by_wiki(this);
		html__hdump_mgr.Init_by_db(this);
		Xow_repo_mgr_.Assert_repos(app, this);
		xtn_mgr.Init_by_wiki(this);
		log_bfr.Add("wiki.init.end");
		app.Log_wtr().Log_to_session_direct(log_bfr.Xto_str());
		init_in_process = false;
//			app.Api_root().Wikis().Get(domain_bry).Subscribe(this);
		app.Site_cfg_mgr().Load(this);
		app.Addon_mgr().Load_by_wiki(this);
		ctg_pagebox_wtr.Init_by_wiki(this);
		ctg_catpage_mgr.Init_by_wiki(this);

		file_mgr.Init_by_wiki(this);
		page_mgr.Init_by_wiki(this);

		app.Cfg().Bind_many_wiki(this, this, Cfg__variant__current);
	}
	public void Rls() {
		if (rls_list != null) {
			int len = rls_list.Count();
			for (int i = 0; i < len; i++) {
				Rls_able rls = (Rls_able)rls_list.Get_at(i);
				rls.Rls();
			}
		}
		Xow_db_mgr core_db_mgr = this.Data__core_mgr();
		if (core_db_mgr != null) core_db_mgr.Rls();
		file_mgr.Rls();
	}
	public void Init_needed_y_() {this.init_needed = true;}
	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
		if		(ctx.Match(k, Invk_files))				return file_mgr;
		else if	(ctx.Match(k, Invk_stats))				return stats;
		else if	(ctx.Match(k, Invk_props))				return props;
		else if	(ctx.Match(k, Invk_commons_wiki_))		commons_wiki_key = m.ReadBry("v");
		else if	(ctx.Match(k, Invk_lang))				return lang;
		else if	(ctx.Match(k, Invk_lang_))				throw Err_.new_deprecated("wiki.lang_");
		else if	(ctx.Match(k, Invk_html))				return html_mgr;
		else if	(ctx.Match(k, Invk_cfg_history))		return cfg_history;
		else if	(ctx.Match(k, Invk_user))				return user;
		else if	(ctx.Match(k, Invk_data_mgr))			return data_mgr;
		else if	(ctx.Match(k, Invk_ns_mgr))				return ns_mgr;
		else if (ctx.Match(k, Invk_sys_cfg))			return sys_cfg;
		else if (ctx.Match(k, Invk_special))			return special_mgr;
		else if (ctx.Match(k, Invk_parser))				return cfg_parser;
		else if	(ctx.Match(k, Invk_msgs))				return msg_mgr;
		else if	(ctx.Match(k, Invk_util))				return util;
		else if	(ctx.Match(k, Invk_app))				return app;
		else if	(ctx.Match(k, Invk_db_mgr))				return db_mgr;
		else if	(ctx.Match(k, Invk_db_mgr_to_sql_))		this.Db_mgr_create_as_sql();
		else if	(ctx.Match(k, Invk_maint))				return maint_mgr;
		else if	(ctx.Match(k, Invk_domain))				return domain_str;
		else if	(ctx.Match(k, Invk_xtns))				return xtn_mgr;
		else if	(ctx.Match(k, Invk_catpage_mgr))		return ctg_catpage_mgr;
		else if	(ctx.Match(k, Invk_hdump_enabled_))		this.html_mgr__hdump_enabled = m.ReadYn("v");

		else if (ctx.Match(k, Cfg__variant__current))	lang.Vnt_mgr().Cur_itm_(m.ReadBry("v"));
		else	return Gfo_invk_.Rv_unhandled;
		return this;
	}
	public static final String
	  Invk_files = "files", Invk_commons_wiki_ = "commons_wiki_", Invk_stats = "stats"
	, Invk_lang = "lang", Invk_html = "html", Invk_gui = "gui", Invk_cfg_history = "cfg_history", Invk_user = "user", Invk_data_mgr = "data_mgr", Invk_sys_cfg = "sys_cfg", Invk_ns_mgr = "ns_mgr"
	, Invk_special = "special"
	, Invk_props = "props", Invk_parser = "parser"
	, Invk_msgs = "msgs", Invk_app = "app", Invk_util = "util"
	, Invk_xtns = "xtns"
	, Invk_db_mgr_to_sql_ = "db_mgr_to_sql_"
	, Invk_domain = "domain", Invk_maint = "maint", Invk_hdump_enabled_ = "hdump_enabled_"
	, Invk_catpage_mgr = "catpage_mgr"
	;
	public static final String Cfg__variant__current = "xowa.wiki.lang.variant.current";
	public static final String	Invk_db_mgr = "db_mgr";	// SERIALIZED:000.sqlite3|xowa_cfg
	public static final String Invk_lang_ = "lang_";
}