LCL: Read po file: some optimizations

git-svn-id: trunk@34231 -
This commit is contained in:
mattias 2011-12-16 21:04:06 +00:00
parent 7680480e17
commit f50fcef931

View File

@ -569,16 +569,6 @@ msgid " Do not show splash screen"
msgstr "" msgstr ""
} }
const
sCommentIdentifier: PChar = '#: ';
sCharSetIdentifier: PChar = '"Content-Type: text/plain; charset=';
sMsgID: PChar = 'msgid "';
sMsgStr: PChar = 'msgstr "';
sMsgCtxt: Pchar = 'msgctxt "';
sFlags: Pchar = '#, ';
sPrevMsgID: PChar = '#| msgid "';
sPrevStr: PChar = '#| "';
const const
ciNone = 0; ciNone = 0;
ciMsgID = 1; ciMsgID = 1;
@ -602,6 +592,7 @@ var
OldLineStartPos: PtrUInt; OldLineStartPos: PtrUInt;
NewSrc: String; NewSrc: String;
s: String; s: String;
Handled: Boolean;
procedure ResetVars; procedure ResetVars;
begin begin
@ -656,23 +647,11 @@ var
end end
end; end;
function TestPrefixStr(AIndex: Integer): boolean; procedure StartNextLine(AIndex: Integer; TxtStart: PChar);
var
s: PChar;
l: Integer;
begin begin
case aIndex of StoreCollectedLine;
ciMsgID: s:=sMsgId; CollectedIndex := AIndex;
ciMsgStr: s:=sMsgStr; Line:=UTF8CStringToUTF8String(TxtStart,LineEnd-TxtStart);
ciPrevMsgId: s:=sPrevMsgId;
end;
result := IsKey(LineStart, s);
if Result then begin
StoreCollectedLine;
CollectedIndex := AIndex;
L := Length(s);
Line:=UTF8CStringToUTF8String(LineStart+L,LineLen-L-1);
end;
end; end;
begin begin
@ -694,49 +673,84 @@ begin
while (not (LineEnd^ in [#0,#10,#13])) do inc(LineEnd); while (not (LineEnd^ in [#0,#10,#13])) do inc(LineEnd);
LineLen:=LineEnd-LineStart; LineLen:=LineEnd-LineStart;
if LineLen>0 then begin if LineLen>0 then begin
if IsKey(LineStart,sCommentIdentifier) then begin Handled:=false;
AddEntry; case LineStart^ of
Identifier:=copy(s,LineStart-p+4,LineLen-3); '#':
// the RTL creates identifier paths with point instead of colons
// fix it:
for i:=1 to length(Identifier) do
if Identifier[i]=':' then
Identifier[i]:='.';
end else if TestPrefixStr(ciMsgId) then begin
end else if TestPrefixStr(ciMsgStr) then begin
end else if TestPrefixStr(ciPrevMsgId) then begin
end else if IsKey(LineStart, sMsgCtxt) then begin
Context:= Copy(LineStart, 10, LineLen-10);
end else if IsKey(LineStart, sFlags) then begin
Flags := copy(LineStart, 4, LineLen-3);
end else if (LineStart^='"') then begin
if (MsgID='') and IsKey(LineStart,sCharSetIdentifier) then
begin begin
FCharSet:=copy(LineStart,36,LineLen-38); case LineStart[1] of
if SysUtils.CompareText(FCharSet,'UTF-8')<>0 then begin ':':
// convert encoding to UTF-8 if LineStart[2]=' ' then begin
OldLineStartPos:=PtrUInt(LineStart-PChar(s))+1; // '#: '
NewSrc:=ConvertEncoding(copy(s,OldLineStartPos,length(s)), AddEntry;
FCharSet,EncodingUTF8); Identifier:=copy(s,LineStart-p+4,LineLen-3);
// replace text and update all pointers // the RTL creates identifier paths with point instead of colons
s:=copy(s,1,OldLineStartPos-1)+NewSrc; // fix it:
l:=length(s); for i:=1 to length(Identifier) do
p:=PChar(s); if Identifier[i]=':' then
TextEnd:=p+l; Identifier[i]:='.';
LineStart:=p+(OldLineStartPos-1); Handled:=true;
LineEnd:=LineStart; end;
while (not (LineEnd^ in [#0,#10,#13])) do inc(LineEnd); '|':
LineLen:=LineEnd-LineStart; if IsKey(LineStart,'#| msgid "') then begin
StartNextLine(ciPrevMsgId,LineStart+length('#| msgid "'));
Handled:=true;
end else if IsKey(LineStart, '#| "') then begin
Line := Line + UTF8CStringToUTF8String(LineStart+5,LineLen-6);
Handled:=true;
end;
',':
if LineStart[2]=' ' then begin
// '#, '
Flags := copy(LineStart, 4, LineLen-3);
Handled:=true;
end;
end;
if not Handled then begin
// '#'
if Comments<>'' then
Comments := Comments + LineEnding;
Comments := Comments + Copy(LineStart, 1, LineLen);
Handled:=true;
end; end;
end; end;
Line := Line + UTF8CStringToUTF8String(LineStart+1,LineLen-2); 'm':
end else if IsKey(LineStart, sPrevStr) then begin if IsKey(LineStart,'msgid "') then begin
Line := Line + UTF8CStringToUTF8String(LineStart+5,LineLen-6); StartNextLine(ciMsgId,LineStart+length('msgid "'));
end else if LineStart^='#' then begin Handled:=true;
if Comments<>'' then end else if IsKey(LineStart,'msgstr "') then begin
Comments := Comments + LineEnding; StartNextLine(ciMsgStr,LineStart+length('msgstr "'));
Comments := Comments + Copy(LineStart, 1, LineLen); Handled:=true;
end else end else if IsKey(LineStart, 'msgctxt "') then begin
Context:= Copy(LineStart, 10, LineLen-10);
Handled:=true;
end;
'"':
begin
if (MsgID='')
and IsKey(LineStart,'"Content-Type: text/plain; charset=') then
begin
FCharSet:=copy(LineStart,36,LineLen-38);
if SysUtils.CompareText(FCharSet,'UTF-8')<>0 then begin
// convert encoding to UTF-8
OldLineStartPos:=PtrUInt(LineStart-PChar(s))+1;
NewSrc:=ConvertEncoding(copy(s,OldLineStartPos,length(s)),
FCharSet,EncodingUTF8);
// replace text and update all pointers
s:=copy(s,1,OldLineStartPos-1)+NewSrc;
l:=length(s);
p:=PChar(s);
TextEnd:=p+l;
LineStart:=p+(OldLineStartPos-1);
LineEnd:=LineStart;
while (not (LineEnd^ in [#0,#10,#13])) do inc(LineEnd);
LineLen:=LineEnd-LineStart;
end;
end;
Line := Line + UTF8CStringToUTF8String(LineStart+1,LineLen-2);
Handled:=true;
end;
end;
if not Handled then
AddEntry; AddEntry;
end; end;
LineStart:=LineEnd+1; LineStart:=LineEnd+1;