Full-text search: Escape tab and carriage return in json callbacks

400_xowa/src/gplx/langs/jsons/Json_wtr.java

@@ -267,7 +267,8 @@ public class Json_wtr {
 						bfr.Add_byte(b);
 					break;
 				case Byte_ascii.Nl:			bfr.Add_byte_repeat(Byte_ascii.Backslash, 2).Add_byte(Byte_ascii.Ltr_n); break;	// "\n" -> "\\n"
-				case Byte_ascii.Cr:			break;// skip
+				case Byte_ascii.Cr:			bfr.Add_byte_repeat(Byte_ascii.Backslash, 2).Add_byte(Byte_ascii.Ltr_r); break;	// "\r" -> "\\r"; DATE:2017-03-02
+				case Byte_ascii.Tab:		bfr.Add_byte_repeat(Byte_ascii.Backslash, 2).Add_byte(Byte_ascii.Ltr_t); break;	// "\t" -> "\\t"; DATE:2017-03-02
 				default:					bfr.Add_byte(b); break;
 			}
 		}

400_xowa/src/gplx/langs/jsons/Json_wtr_tst.java

@@ -36,6 +36,26 @@ public class Json_wtr_tst {
 		, "}"
 		);
 	}
+	@Test   public void Escaped() {
+		fxt.Wtr()
+			.Doc_nde_bgn()
+			.Kv_str("backslash", "\\")
+			.Kv_str("quote", "\"")
+			.Kv_str("apos", "'")
+			.Kv_str("nl", "\n")
+			.Kv_str("cr", "\r")
+			.Kv_str("tab", "\t")
+			.Doc_nde_end();
+		fxt.Test
+		( "{ 'backslash':'\\\\'"
+		, ", 'quote':'\\\"'"
+		, ", 'apos':'\''"
+		, ", 'nl':'\\\\n'"
+		, ", 'cr':'\\\\r'"
+		, ", 'tab':'\\\\t'"
+		, "}"
+		);
+	}
 	@Test   public void Nde() {
 		fxt.Wtr()
 			.Doc_nde_bgn()

400_xowa/src/gplx/xowa/addons/wikis/searchs/fulltexts/cbks/Xosearch_fulltext_svc.java

@@ -31,15 +31,20 @@ class Xosearch_fulltext_svc implements Gfo_invk {
 		this.app = app;
 		cbk_highlight = new Xosearch_finder_cbk__highlight(app, cbk_trg);
 	}
+	public void Search(Json_nde args) {
+		gplx.core.threads.Thread_adp_.Start_by_val("search", Cancelable_.Never, this, Invk__search, Xosearch_search_args.New_by_json(args));
+	}
 	private void Search(Xosearch_search_args args) {
+		try {
 			byte[][] wiki_domains = Bry_split_.Split(args.wikis, Byte_ascii.Pipe_bry);
 			for (byte[] wiki_domain : wiki_domains) {
 				Xow_wiki wiki = app.Wiki_mgri().Get_by_or_make_init_y(wiki_domain);
 				Search_wiki(wiki, args.query, args.case_match, args.auto_wildcard_bgn, args.auto_wildcard_end, args.max_pages_per_wiki, args.max_snips_per_page);
 			}
+		} catch (Exception exc) {				
+			if (app.Tid_is_edit())
+				((Xoae_app)app).Gui_mgr().Kit().Ask_ok("", "", Err_.Message_gplx_full(exc));
 		}
-	public void Search(Json_nde args) {
-		gplx.core.threads.Thread_adp_.Start_by_val("search", Cancelable_.Never, this, Invk__search, Xosearch_search_args.New_by_json(args));
 	} 
 	private void Search_wiki(Xow_wiki wiki, byte[] query, boolean case_match, boolean auto_wildcard_bgn, boolean auto_wildcard_end, int max_pages_per_wiki, int max_snips_per_page) {
 		Db_conn page_conn = wiki.Data__core_mgr().Tbl__page().Conn();

400_xowa/src/gplx/xowa/addons/wikis/searchs/fulltexts/finders/Xosearch_finder_cbk__eval__tst.java

@@ -84,6 +84,11 @@ public class Xosearch_finder_cbk__eval__tst {
 		// y: slash before, after
 		fxt.Test__eval_y("a/b/c", "b/a/c", "b/c/a");
 	}
+	@Test   public void Brack() {
+		fxt.Init__search("a");
+		// y
+		fxt.Test__eval_y("[[a]]");
+	}
 	// .
 	// ...
 	// -