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fpspreadsheet: Simplify ValidXMLText().

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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@8573 8e941d3f-bd1b-0410-a28a-d453659cc2b4
This commit is contained in:
wp_xxyyzz
2022-10-19 15:25:33 +00:00
parent 9d63e15606
commit 8ca568fad2
1 changed files with 5 additions and 20 deletions
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25
components/fpspreadsheet/source/common/fpsxmlcommon.pas
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@ -47,7 +47,7 @@ function GetNodeValue(ANode: TDOMNode): String;
function LineEndingToBR(const AText: String): String;
function UTF8TextToXMLText(AText: string; ProcessLineEndings: Boolean = false): string;
function ValidXMLText(var AText: string; ReplaceSpecialChars: Boolean = true;
ProcessLineEndings: Boolean = false): Boolean;
ProcessLineEndings: Boolean = false; InvalidUTF8Replacement: String = #$E2#$8E#$95): Boolean;
function XMLQuote(AText: String): String;
procedure UnzipFile(AZipFileName, AZippedFile, ADestFolder: String);
@ -202,30 +202,15 @@ end;
codes (e.g. '>' --> '>')
@param ProcessLineEndings If TRUE line ending characters are replaced by
their HTML entities.
@param InvalidUTF8Replacement UTF8-character inserted for a malformed UTF8 codepoint.
@return FALSE if characters < #32 were replaced, TRUE otherwise.
-------------------------------------------------------------------------------}
function ValidXMLText(var AText: string;
ReplaceSpecialChars: Boolean = true;
ProcessLineEndings: Boolean = false): Boolean;
const
BOX = #$E2#$8E#$95;
var
i: Integer;
P: PChar;
ProcessLineEndings: Boolean = false;
InvalidUTF8Replacement: String = #$E2#$8E#$95): Boolean;
begin
Result := true;
repeat
P := PChar(AText);
i := FindInvalidUTF8CodePoint(P, Length(AText), true);
if i >= 0 then
begin
Delete(AText, i+1, 1);
Insert(BOX, AText, i+1);
Result := false;
end;
until (i < 0);
Result := ValidUTF8Text(AText, InvalidUTF8Replacement);
if ReplaceSpecialChars then
AText := UTF8TextToXMLText(AText, ProcessLineEndings);
end;