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| unit Log;
interface procedure SetFilePath(Path: string); function GetFilePath: string;
procedure SetLogFileExtension(ext: string); function GetLogFileExtension: string;
procedure SetLogFileNameStructure(Structure: string); function GetLogFileNameStructure: string;
procedure SetLogEntryStructure(Structure: string); function GetLogEntryStructure: string;
procedure SetLogCommentStructure(Structure: string); function GetLogCommentStructure: string;
procedure SetLogAlertStructure(Structure: string); function GetLogAlertStructure: string;
procedure AddLogEntry(Text: string);overload; procedure AddLogEntry(Text: string; Time: TDateTime);overload;
procedure AddLogComment(Text: string);overload; procedure AddLogComment(Text: string; Time: TDateTime);overload;
procedure AddLogAlert(Text: string);overload; procedure AddLogAlert(Text: string; Time: TDateTime);overload;
function GetCurrentLogFileName: string;
function WildcardToText(Wildcard: string): string;
implementation
uses Classes, SysUtils, DateUtils;
var FilePath: string = 'Logs\'; LogFileExt: string = 'log'; FileNameStructure: string = '$Y-$M-$D'; LogEntryStructure: string = '$h:$m:$s - $t'; CommentStructure: string = '--- $t ---'; AlertStructure: string = '### $h:$m:$s ### $t ###'; ProgDir: string = ''; InputText: string = '';
procedure GetProgPath; begin if ProgDir = '' then ProgDir := ExtractFilePath(ParamStr(0)); end;
procedure SendToInputText(Text: string); begin InputText := Text; end;
procedure WriteToFile(Text, RelativePath, FileName: string); var f:Textfile; size:longint; s: string; begin s := ''; GetProgPath; If not DirectoryExists(ProgDir + relativePath) then ForceDirectories(ProgDir + relativePath); {$I-} assignfile(f, ProgDir + relativePath + FileName); Append(f); if ioresult<>0 then rewrite(f);
writeln(f,Text); closeFile(f); {$I+} end;
function replaceText(Text: string; Time: TDateTime): string; var EndResult: string; begin Result := ''; EndResult := StringReplace(Text, '$Y', FormatDateTime('yyyy', Time), [rfReplaceAll]); EndResult := StringReplace(EndResult, '$M', FormatDateTime('mm', Time), [rfReplaceAll]); EndResult := StringReplace(EndResult, '$D', FormatDateTime('dd', Time), [rfReplaceAll]); EndResult := StringReplace(EndResult, '$h', FormatDateTime('hh', Time), [rfReplaceAll]); EndResult := StringReplace(EndResult, '$m', FormatDateTime('nn', Time), [rfReplaceAll]); EndResult := StringReplace(EndResult, '$s', FormatDateTime('ss', Time), [rfReplaceAll]); EndResult := StringReplace(EndResult, '$k', FormatDateTime('zzz', Time), [rfReplaceAll]); EndResult := StringReplace(EndResult, '$t', InputText, [rfReplaceAll]); Result := EndResult; end;
procedure SetFilePath(Path: string); function CheckBackSlash(const AFilename: String): String; begin if Length(AFilename)=0 then begin Result:=AFilename; Exit; end;
if AFilename[Length(AFilename)]<>'\' then Result:=AFilename+'\' else Result:=AFilename; end; begin
FilePath := CheckBackslash(Path); end;
function GetFilePath: string; begin Result := FilePath; end;
procedure SetLogFileExtension(ext: string); begin If Ext[1] = '.' then Delete(Ext, 1, 1); SetLength(Ext, 3); LogFileExt := ext; end;
function GetLogFileExtension: string; begin Result := LogFileExt; end;
procedure SetLogFileNameStructure(Structure: string); begin FileNameStructure := Structure; end;
function GetLogFileNameStructure: string; begin Result := FileNameStructure; end;
procedure SetLogEntryStructure(Structure: string); begin LogEntryStructure := Structure; end;
function GetLogEntryStructure: string; begin Result := LogEntryStructure; end;
procedure SetLogCommentStructure(Structure: string); begin CommentStructure := Structure; end;
function GetLogCommentStructure: string; begin Result := CommentStructure; end;
procedure SetLogAlertStructure(Structure: string); begin AlertStructure := Structure; end;
function GetLogAlertStructure: string; begin Result := AlertStructure; end;
procedure AddLogEntry(Text: string); begin AddLogEntry(Text, now); end;
procedure AddLogEntry(Text: string; Time: TDateTime); var Filename, EntryText: string; Zeit: TDateTime; begin SendToInputText(Text); Zeit := Time; FileName := ReplaceText(FileNameStructure, Zeit) + '.' + LogFileExt; EntryText := ReplaceText(LogEntryStructure, Zeit); WriteToFile(EntryText, FilePath, FileName); end;
procedure AddLogComment(Text: string); begin AddLogComment(Text, now); end;
procedure AddLogComment(Text: string; Time: TDateTime); var Filename, EntryText: string; Zeit: TDateTime; begin SendToInputText(Text); Zeit := Time; FileName := ReplaceText(FileNameStructure, Zeit) + '.' + LogFileExt; EntryText := ReplaceText(CommentStructure, Zeit); WriteToFile(EntryText, FilePath, FileName); end;
procedure AddLogAlert(Text: string); begin AddLogAlert(Text, now); end;
procedure AddLogAlert(Text: string; Time: TDateTime); var Filename, EntryText: string; Zeit: TDateTime; begin SendToInputText(Text); Zeit := Time; FileName := ReplaceText(FileNameStructure, Zeit) + '.' + LogFileExt; EntryText := ReplaceText(AlertStructure, Zeit); WriteToFile(EntryText, FilePath, FileName); end;
function GetCurrentLogFileName: string; begin GetProgPath; Result := ProgDir + FilePath + replaceText(FileNameStructure, now) + '.' + LogFileExt; end;
function WildcardToText(Wildcard: string): string; begin Result := Replacetext(Wildcard, now); end;
end. |