Pascal Script

  • 24 Apr

    File renaming logic using day of week function

    Q: We need the dates tv listing dates moved to publications dates. This newspaper publishes 3 days a week, Wednesday, Friday and Saturday. In order to automatically flow the graphic onto the page, the file name needs to match the publication date.

    We need the following logic,

    • Wednesday graphic gets Wednesday date,
    • Thursday graphic gets Wednesday date (the day before)
    • Friday graphic gets Friday date
    • Saturday graphic gets Friday date (the day before)
    • Sunday / Monday / Tuesday graphics get the previous Saturday date.

    For example:

    Sunday / Monday / Tuesday dates:

    • PH_20230423.pdf
    • PH_20230424.pdf
    • PH_20230425.pdf

    We’d want renamed to

    • PH_Sun_20230422.pdf
    • PH__Mon_20230422.pdf
    • PH_Tues_20230422.pdf

    Technically the “Sun”, “Mon”, “Tues” could be anything as long as they’re unique and predictable.

    Moving onto the next set:

    • PH_20230426.pdf
    • PH_20230427.pdf

    Would be renamed to

    • PH_Wed_20230426.pdf
    • PH_Thurs_20230426.pdf

    And finally:

    • PH_20230428.pdf
    • PH_20230429.pdf

    Would be renamed to

    • PH_Fri_20230428.pdf
    • PH_Sat_20230428.pdf

     

    A: Yes this is possible using our Mover Pascal Script and Destination RegEx renaming options.

    • Open ‘Pascal Script’ setup

    Limagito File Mover Pascal Script

    • Enable and add the following ‘On Destination’ Pascal Script:
    Var
      tmpLen: Integer;
      tmpDateStr, tmpFilePart: String;
      tmpDate1, tmpDate2: TDateTime;
    Begin
      psExitCode:= 1;
      // ... add your code here
      // PH_20230423.pdf > PH_Sun_20230422.pdf
      tmpDateStr := psFileName;
      tmpDateStr := psStringReplace(tmpDateStr, '.pdf', '');
      tmpLen := Length(tmpDateStr);
      If tmpLen >= 8 Then
      Begin
        tmpDateStr := Copy(tmpDateStr, tmpLen - 8 + 1, 8);
        tmpDate1 := psStrToDate(tmpDateStr, 'YYYYMMDD', #0);
        Case DayOfWeek(tmpDate1) of
        1: // Sunday
          tmpDate2 := psIncDay(tmpDate1, -1);
        2: // Monday
          tmpDate2 := psIncDay(tmpDate1, -2);
        3: // Tuesday
          tmpDate2 := psIncDay(tmpDate1, -3);
        4: // Wednesday
          tmpDate2 := tmpDate1;
        5: // Thursday
          tmpDate2 := psIncDay(tmpDate1, -1);
        6: // Friday
          tmpDate2 := tmpDate1;
        7: // Saturday
          tmpDate2 := psIncDay(tmpDate1, -1);
        Else
          psExitCode := 0; // Error
        End;
        psVSA := FormatDateTime('DDD', tmpDate1);
        psVSB := FormatDateTime('YYYYMMDD', tmpDate2);
        psLogWrite(1, '', 'Date: ' + psVSB + ', Day: ' + psVSA);
      End
      Else
        psLogWrite(1, '', 'Length error of ' + tmpDateStr);
    End.

    Limagito File Mover Pascal Script Day of Week

    • Afterwards, adjust the File Rename option in your Destination setup:
    RegEx:  (.*)_(.*)\.(.*)
    Replacement:  \1_%VSA_%VSB.\3
    Limagito File Mover File Rename using RegEx
    – RunTime Log Result:
    Limagito File Mover RunTime Log

    #FileTransfer

    If you need any info about this  ‘day of week function’, please let us know.

    Best regards,

    Limagito Team

  • 10 Feb

    Move and change content of a txt-file

    Q: Hello Limagito, Now I need your help again…

    I got a TXT-file delivered from my customer with approximately 250 rows.

    In the txt file I like “search and replace” a text string :

    ;19;18;;

    Should be replaced with

    ;36;35;;

    And the string

    ;21;21;;

    Should be replaced with

    ;37;37;;

    I also tried to set the powershell exe file in the field for Application name (C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe)

    Is there any other way?

    A: Yes there is, we can do this easily with our Pascal Script so no need for external scripts if you want.

    In our example we’ll use a Windows folder as Source:

    Limagito File Mover WIN as Source

    We only want to handle .txt file so we added the following Filename Include Filter:

    Limagito File Mover Include Filename Filter

    As Destination we added a Pascal Script. This script will does the work you requested.

    Limagito File Mover Pascal Script as Destination

    • Adjust ctOutputPath > must end with a \
    • Encoding of destination text file can be adjusted

     

    Var
      tmpFileIn, tmpFileOut: String;
      tmpList: TStringList;
    Const
      ctOutputPath = 'C:\Test\Out_Txt\';
    Begin
      // Init var
      psExitCode:= 0;
      tmpFileIn := psFilePath + psFileName;
      tmpFileOut := ctOutputPath + psFileName; 
      // ... add your code here
      tmpList := TStringList.Create;
      Try
        Try
          tmpList.LoadFromFile(tmpFileIn);
          tmpList.Text := psStringReplace(tmpList.Text, ';19;18;;', ';36;35;;');
          tmpList.Text := psStringReplace(tmpList.Text, ';21;21;;', ';37;37;;');
          // https://docs.microsoft.com/nl-be/windows/win32/intl/code-page-identifiers
          If psSaveTxt2File(tmpList.Text, ctOutputPath + psFileName, 'ISO-8859-1', False) Then
          Begin
            psExitCode := 1;
            psLogWrite(1, '', 'SaveToFile ' + tmpFileOut + ' Successful');    
          End
          Else
            psLogWrite(1, '', 'SaveToFile ' + tmpFileOut + ' Error');
        Except
          psLogWrite(1, '', 'LoadFromFile ' + tmpFileIn + ' Exception');
        End;
      Finally
        tmpList.Free;
      End;  
    End.

    Limagito File Mover Pascal Script as Destination

    Feedback Customer:

    As always you save the day! The Pascal script did my work easily. Some day I have to learn more about pascal!

    I cheat some in powershell and some visual basic, but this stuff is powerful!

    By the way, it only worked in the newer version of Limagito (I still have some workflows in the old version)

    Thank you for help, quick and accurate, as always!

    #FileTransfer #Encoding

    If you need any info about this ‘change content of a txt-file’ request, please let us know.

    Best regards,

    Limagito Team

  • 23 Oct

    Need help with subtracting date from a filename

    Q: Need help with subtracting date from a filename. My filename is like: 20221023_Pg_01.pdf (YYYYMMDD ) and I need to subtract 1 day and rename it so that it’s 2022-10-22_section_P01.pdf where it’s YYYYMMDD.  My other dilemma is what will I do for a case like 20221001_Pg_01.pdf?

    A: Yes this is possible using some Pascal Script. We’ve attached some screenshots to get you started.

    • We are using a Windows Folder a Source

    Windows folder as Source

    • Open the ‘Pascal Script’ option

    Limagito File Mover Pascal Script

    • Enable and set the following ‘On Destinations’ Pascal Script:
    Var
      tmpDate: TDateTime;
      tmpDateStr: String;
      tmpPos: Integer;
      tmpLen: Integer;
    Const
      ctDateLen = 8;
     
    Function GetDateFromString(const aInput: String): TDateTime;
    var
      wYear, wMonth, wDay: Word;
    Begin
      wYear := StrToInt(Copy(aInput, 1, 4));
      wMonth := StrToInt(Copy(aInput, 5, 2));
      wDay := StrToInt(Copy(aInput, 7, 2));
      Try
        Result := EncodeDate(wYear, wMonth, wDay);
      Except
        Result := 0;
      End;
    End;
     
    Begin
      psExitCode := 0;
      (*
      My filename is like: 20221023_Pg_01.pdf (YYYYMMDD ) and I need to subtract 1 day
      and rename it so that it’s 2022-10-22_section_P01.pdf where it’s YYYYMMDD.
      My other dilemma is what will I do for a case like 20221001_Pg_01.pdf?
      *)
      // ... add your code here
      tmpPos := pos('_', psFileName);
      tmpLen := Length(psFileName);
      // Check
      If (tmpLen > ctDateLen) And (tmpPos = 9) Then
      Begin
        Try
          tmpDateStr := Copy(psFileName, 1, ctDateLen);
          psLogWrite(1, '', 'Date stripped as String: ' + tmpDateStr);
          tmpDate := GetDateFromString(tmpDateStr);
          tmpDate := psIncDay(tmpDate, -1);
          psVSA := FormatDateTime('yyyy-mm-dd', tmpDate);
          psLogWrite(1, '', 'Date Update as String: ' + psVSA);
          // Set ExitCode
          psExitCode := 1;
        Except
          psLogWrite(1, '', 'Exception Error when searching for Date in filename: ' + psFilePath + psFileName);
        End;
      End
      Else
        psLogWrite(1, '', 'Not a valid filename: ' + psFilePath + psFileName);
    End.

    Pascal Script

    The above script will strip the datepart from the filename. We’ll substract one day from this datepart and put the result (in the requested format) in the psVSA var (%VSA).

    • Please enable and adjust the File Renaming option in you Destination:

    Destination File Renaming

    • File Rename Setup:

    RegEx:  (.*)_(.)(.*)_(.*)\.(.*)

    Replacement:  %VSA_section_\2\4.\5

    Destination File Renaming option

    #Filetransfer #Script

    If you need any help with this ‘subtracting date from a filename’ option, please let us know.

    Best Regards,

    Limagito Team

    By Limagito-Team Pascal Script ,
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