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root/public/ibx/branches/journaling/fbintf/IBUtils.pas

Comparing ibx/trunk/fbintf/IBUtils.pas (file contents):
Revision 209 by tony, Wed Mar 14 12:48:51 2018 UTC vs.
Revision 231 by tony, Mon Apr 16 08:32:21 2018 UTC

#	Line 404 | Line 404 | end;
404		function ParseConnectString(ConnectString: AnsiString; var ServerName,
405		DatabaseName: AnsiString; var Protocol: TProtocolAll; var PortNo: AnsiString
406		): boolean;
407	+
408	+	function GetProtocol(scheme: AnsiString): TProtocolAll;
409	+	begin
410	+	scheme := AnsiUpperCase(scheme);
411	+	if scheme = 'INET' then
412	+	Result := inet
413	+	else
414	+	if scheme = 'INET4' then
415	+	Result := inet4
416	+	else
417	+	if scheme = 'INET6' then
418	+	Result := inet6
419	+	else
420	+	if scheme = 'XNET' then
421	+	Result := xnet
422	+	else
423	+	if scheme = 'WNET' then
424	+	Result := wnet
425	+	end;
426	+
427		var RegexObj: TRegExpr;
408	–	scheme: AnsiString;
428		begin
429		ServerName := '';
430		DatabaseName := ConnectString;
#	Line 415 | Line 434 | begin
434		try
435		{extact database file spec}
436		RegexObj.ModifierG := false; {turn off greedy matches}
437	<	RegexObj.Expression := '^([a-zA-Z]+)://([a-zA-Z0-9\-\.]+)(|:[0-9a-zA-Z\-]+)/(.*)$';
437	>	RegexObj.Expression := '^([a-zA-Z46]+)://([a-zA-Z0-9\-\.]*)(|:[0-9a-zA-Z\-]+)/(.*)$';
438		Result := RegexObj.Exec(ConnectString);
439		if Result then
440		begin
441		{URL type connect string}
442	<	scheme := AnsiUpperCase(RegexObj.Match[1]);
442	>	Protocol := GetProtocol(RegexObj.Match[1]);
443		ServerName := RegexObj.Match[2];
444		if RegexObj.MatchLen[3] > 0 then
445		PortNo := system.Copy(ConnectString,RegexObj.MatchPos[3]+1,RegexObj.MatchLen[3]-1);
446		DatabaseName := RegexObj.Match[4];
447	<	if scheme = 'INET' then
448	<	Protocol := inet
430	<	else
431	<	if scheme = 'XNET' then
432	<	Protocol := xnet
433	<	else
434	<	if scheme = 'WNET' then
435	<	Protocol := wnet
447	>	if ServerName = '' then
448	>	DatabaseName := '/' + DatabaseName;
449		end
450		else
451		begin
452	<	RegexObj.Expression := '^([a-zA-Z]:\\.*)';
452	>	{URL type connect string - local loop}
453	>	RegexObj.Expression := '^([a-zA-Z46]+)://(.*)$';
454		Result := RegexObj.Exec(ConnectString);
455		if Result then
456	<	Protocol := Local {Windows with leading drive ID}
456	>	begin
457	>	Protocol := GetProtocol(RegexObj.Match[1]);
458	>	DatabaseName := RegexObj.Match[2];
459	>	end
460		else
461		begin
462	<	RegexObj.Expression := '^([a-zA-Z0-9\-\.]+)(|/[0-9a-zA-Z\-]+):(.*)$';
462	>	RegexObj.Expression := '^([a-zA-Z]:\\.*)';
463		Result := RegexObj.Exec(ConnectString);
464		if Result then
465	<	begin
449	<	{Legacy TCP Format}
450	<	ServerName := RegexObj.Match[1];
451	<	if RegexObj.MatchLen[2] > 0 then
452	<	PortNo := system.Copy(ConnectString,RegexObj.MatchPos[2]+1,RegexObj.MatchLen[2]-1);
453	<	DatabaseName := RegexObj.Match[3];
454	<	Protocol := TCP;
455	<	end
465	>	Protocol := Local {Windows with leading drive ID}
466		else
467		begin
468	<	RegexObj.Expression := '^\\\\([a-zA-Z0-9\-\.]+)(|@[0-9a-zA-Z\-]+)\\(.*)$';
468	>	RegexObj.Expression := '^([a-zA-Z0-9\-\.]+)(|/[0-9a-zA-Z\-]+):(.*)$';
469		Result := RegexObj.Exec(ConnectString);
470		if Result then
471		begin
472	<	{Netbui}
472	>	{Legacy TCP Format}
473		ServerName := RegexObj.Match[1];
474		if RegexObj.MatchLen[2] > 0 then
475		PortNo := system.Copy(ConnectString,RegexObj.MatchPos[2]+1,RegexObj.MatchLen[2]-1);
476		DatabaseName := RegexObj.Match[3];
477	<	Protocol := NamedPipe
477	>	Protocol := TCP;
478		end
479		else
480		begin
481	<	Result := true;
482	<	Protocol := Local; {Assume local}
481	>	RegexObj.Expression := '^\\\\([a-zA-Z0-9\-\.]+)(|@[0-9a-zA-Z\-]+)\\(.*)$';
482	>	Result := RegexObj.Exec(ConnectString);
483	>	if Result then
484	>	begin
485	>	{Netbui}
486	>	ServerName := RegexObj.Match[1];
487	>	if RegexObj.MatchLen[2] > 0 then
488	>	PortNo := system.Copy(ConnectString,RegexObj.MatchPos[2]+1,RegexObj.MatchLen[2]-1);
489	>	DatabaseName := RegexObj.Match[3];
490	>	Protocol := NamedPipe
491	>	end
492	>	else
493	>	begin
494	>	Result := true;
495	>	Protocol := Local; {Assume local}
496	>	end;
497		end;
498		end;
499		end;
#	Line 527 | Line 551 | end;
551
552		function MakeConnectString(ServerName, DatabaseName: AnsiString;
553		Protocol: TProtocol; PortNo: AnsiString): AnsiString;
554	+
555	+	function FormatURL: AnsiString;
556	+	begin
557	+	if (ServerName = '') and (Pos('/',DatabaseName) <= 1) then
558	+	Result := DatabaseName
559	+	else
560	+	Result := ServerName + '/' + DatabaseName;
561	+	end;
562	+
563		begin
564		if PortNo <> '' then
565		case Protocol of
#	Line 546 | Line 579 | begin
579		SPX:        Result := ServerName + '@' + DatabaseName; {do not localize}
580		NamedPipe:  Result := '\\' + ServerName + '\' + DatabaseName; {do not localize}
581		Local:      Result := DatabaseName; {do not localize}
582	<	inet:       Result := 'inet://' + ServerName + '/'+ DatabaseName; {do not localize}
583	<	wnet:       Result := 'wnet://' + ServerName + '/'+ DatabaseName; {do not localize}
584	<	xnet:       Result := 'xnet://' + ServerName + '/'+ DatabaseName;  {do not localize}
582	>	inet:       Result := 'inet://' + FormatURL; {do not localize}
583	>	inet4:       Result := 'inet4://' + FormatURL; {do not localize}
584	>	inet6:       Result := 'inet6://' + FormatURL; {do not localize}
585	>	wnet:       Result := 'wnet://' + FormatURL; {do not localize}
586	>	xnet:       Result := 'xnet://' + FormatURL;  {do not localize}
587		end;
588		end;
589

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