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Hi,

Please find the code for Downloading/Uploading/Deleting the files from Application Server to presentation Server and vice versa.

   *&———————————————————————*
*& Report  Z_UPLOAD_APPSERV
*&
*&———————————————————————*
*& Cust prog to upload files from folder in Presentation server to
*  Applic server
*&———————————————————————*

REPORT  z_upload_appserv.

DATA: it_pcfile TYPE filetable,
      wa_pcfile TYPE file_table.

DATA: it_appfile TYPE TABLE OF ddshretval,
      wa_appfile TYPE ddshretval.

SELECTION-SCREEN BEGIN OF BLOCK b1 WITH FRAME TITLE text001.

PARAMETERS: p_upl  RADIOBUTTON GROUP g1 USER-COMMAND flag DEFAULT ‘X’ MODIF ID mf1,
            p_down RADIOBUTTON GROUP g1 MODIF ID mf1,
            p_del  RADIOBUTTON GROUP g1 MODIF ID mf1.

SELECTION-SCREEN BEGIN OF LINE.
PARAMETERS p_chk1 AS CHECKBOX MODIF ID mf5.
PARAMETERS p_pres1 RADIOBUTTON GROUP g2 USER-COMMAND flag1 DEFAULT ‘X’ MODIF ID mf2 .
SELECTION-SCREEN COMMENT 7(25) text002 FOR FIELD p_pres1 MODIF ID mf2.
SELECTION-SCREEN END OF LINE.

SELECTION-SCREEN BEGIN OF LINE.
PARAMETERS p_chk2 AS CHECKBOX MODIF ID mf5.
PARAMETERS p_appl1 RADIOBUTTON GROUP g2 MODIF ID mf2.
SELECTION-SCREEN COMMENT 7(25) text003 FOR FIELD p_appl1 MODIF ID mf2.
SELECTION-SCREEN END OF LINE.

SELECTION-SCREEN BEGIN OF LINE.
SELECTION-SCREEN COMMENT 10(30) text008 MODIF ID mf6.
PARAMETERS p_dir TYPE localfile MODIF ID mf6.“#EC *
SELECTION-SCREEN END OF LINE.

SELECTION-SCREEN BEGIN OF LINE.
SELECTION-SCREEN COMMENT 10(30) text005 MODIF ID mf3.
PARAMETERS p_pres TYPE localfile MODIF ID mf3.
SELECTION-SCREEN END OF LINE.

SELECTION-SCREEN BEGIN OF LINE.
SELECTION-SCREEN COMMENT 10(30) text006 MODIF ID mf4.
PARAMETERS p_appl TYPE txt1024 MODIF ID mf4 .
SELECTION-SCREEN END OF LINE.

SELECTION-SCREEN BEGIN OF LINE.
SELECTION-SCREEN COMMENT 10(30) text007 MODIF ID mf7.
PARAMETERS p_file TYPE txt1024 MODIF ID mf7.“#EC *
SELECTION-SCREEN END OF LINE.

SELECTION-SCREEN END OF BLOCK b1.

AT SELECTION-SCREEN OUTPUT.

  LOOP AT SCREEN.
    IF p_upl  = ‘X’.
      IF screengroup1 = ‘MF2’ OR
         screengroup1 = ‘MF5’ OR
         screengroup1 = ‘MF6’ OR
         screengroup1 = ‘MF7’.
        screenactive  = 0.
        MODIFY SCREEN.
      ENDIF.
    ELSEIF p_down = ‘X’.
      IF screengroup1 = ‘MF2’ OR
         screengroup1 = ‘MF3’ OR
         screengroup1 = ‘MF5’.
        screenactive  = 0.
        MODIFY SCREEN.
      ENDIF.
    ELSEIF p_del = ‘X’.
      IF p_pres1 = ‘X’.
        IF screengroup1 = ‘MF4’ OR
           screengroup1 = ‘MF5’ OR
           screengroup1 = ‘MF6’ OR
           screengroup1 = ‘MF7’.
          screenactive  = 0.
          MODIFY SCREEN.
        ENDIF.
      ELSEIF p_appl1 = ‘X’.
        IF screengroup1 = ‘MF3’ OR
           screengroup1 = ‘MF5’ OR
           screengroup1 = ‘MF6’.
          screenactive  = 0.
          MODIFY SCREEN.
        ENDIF.
      ENDIF.
    ENDIF.
  ENDLOOP.

AT SELECTION-SCREEN ON VALUE-REQUEST FOR p_dir.
  PERFORM select_dir_from_pc.

AT SELECTION-SCREEN ON VALUE-REQUEST FOR p_pres.
  PERFORM select_files_from_pc.

AT SELECTION-SCREEN ON VALUE-REQUEST FOR p_file.
  PERFORM select_files_from_appl.

AT SELECTION-SCREEN ON VALUE-REQUEST FOR p_appl.
  PERFORM select_direc_from_appl.

START-OF-SELECTION.

  IF p_upl = ‘X’.
    PERFORM upload_files.
  ELSEIF p_down = ‘X’.
    PERFORM download_files.
  ELSEIF p_del = ‘X’.
    IF p_pres1 = ‘X’.
      PERFORM delete_pc_files.
    ELSEIF p_appl1 = ‘X’.
      PERFORM delete_app_files.
    ENDIF.
  ENDIF.

END-OF-SELECTION.

*&———————————————————————*
*&      Form  select_dir_from_pc
*&———————————————————————*
*       text
*———————————————————————-*
FORM select_dir_from_pc.

  DATA: lv_dir TYPE string.

  CALL METHOD cl_gui_frontend_services=>directory_browse
    CHANGING
      selected_folder      = lv_dir
    EXCEPTIONS
      cntl_error           = 1
      error_no_gui         = 2
      not_supported_by_gui = 3
      OTHERS               = 4.
  IF sysubrc = 0.
    p_dir = lv_dir.
  ENDIF.

ENDFORM.                    “select_dir_from_pc

*&———————————————————————*
*&      Form  select_files_from_pc
*&———————————————————————*
*       text
*———————————————————————-*
FORM select_files_from_pc.

  DATA lv_rc TYPE i.

  CALL METHOD cl_gui_frontend_services=>file_open_dialog
    EXPORTING
*      file_filter             = ‘*.txt|*.TXT’
      multiselection          = ‘X’
    CHANGING
      file_table              = it_pcfile
      rc                      = lv_rc
    EXCEPTIONS
      file_open_dialog_failed = 1
      cntl_error              = 2
      error_no_gui            = 3
      not_supported_by_gui    = 4
      OTHERS                  = 5.
  IF sysubrc = 0.
    SORT it_pcfile BY filename.
  ENDIF.

ENDFORM.                    “select_files_from_pc

*&———————————————————————*
*&      Form  select_files_from_appl
*&———————————————————————*
*       text
*———————————————————————-*
FORM select_files_from_appl.

  DATA: lt_dynp TYPE TABLE OF dynpread,
        lt_pcfile TYPE TABLE OF eps2fili,
        ls_dynp TYPE dynpread,
        “ls_pcfile TYPE eps2fili,
        lv_dir  TYPE eps2filnam.

  ls_dynpfieldname = ‘P_APPL’.
  APPEND ls_dynp TO lt_dynp.
** Get Value of P_APPL
  CALL FUNCTION ‘DYNP_VALUES_READ’
    EXPORTING
      dyname               = syrepid
      dynumb               = sydynnr
    TABLES
      dynpfields           = lt_dynp
    EXCEPTIONS
      invalid_abapworkarea = 1
      invalid_dynprofield  = 2
      invalid_dynproname   = 3
      invalid_dynpronummer = 4
      invalid_request      = 5
      no_fielddescription  = 6
      invalid_parameter    = 7
      undefind_error       = 8
      double_conversion    = 9
      stepl_not_found      = 10
      OTHERS               = 11.
  IF sysubrc = 0.
    READ TABLE lt_dynp INTO ls_dynp INDEX 1.
    IF sysubrc IS INITIAL.
      lv_dir = ls_dynpfieldvalue.
    ENDIF.
** Get List of Files in the selected directory
    IF lv_dir IS NOT INITIAL.
      CALL FUNCTION ‘EPS2_GET_DIRECTORY_LISTING’
        EXPORTING
          iv_dir_name            = lv_dir
        TABLES
          dir_list               = lt_pcfile
        EXCEPTIONS
          invalid_eps_subdir     = 1
          sapgparam_failed       = 2
          build_directory_failed = 3
          no_authorization       = 4
          read_directory_failed  = 5
          too_many_read_errors   = 6
          empty_directory_list   = 7
          OTHERS                 = 8.
      IF sysubrc <> 0.
        MESSAGE text015 TYPE ‘I’.
      ELSE.
        CALL FUNCTION ‘F4IF_INT_TABLE_VALUE_REQUEST’
          EXPORTING
            retfield        = ‘NAME’
            dynpprog        = syrepid
            dynpnr          = sydynnr
            value_org       = ‘S’
            multiple_choice = ‘X’
          TABLES
            value_tab       = lt_pcfile
            return_tab      = it_appfile
          EXCEPTIONS
            parameter_error = 1
            no_values_found = 2
            OTHERS          = 3.
        IF sysubrc = 0.
          SORT it_appfile.
        ENDIF.
      ENDIF.
    ENDIF.

  ENDIF.

ENDFORM.                    “select_files_from_appl

*&———————————————————————*
*&      Form  upload_files
*&———————————————————————*
*       text
*———————————————————————-*
FORM upload_files.

  DATA: lv_file   TYPE rcgfiletrftappl,
        lt_match  TYPE match_result_tab,
        ls_match  TYPE match_result,
        lv_count  TYPE i,
        lv_len    TYPE i,
        lv_offset TYPE i,
        lv_chars  TYPE i,
        lv_temp   TYPE char256,
        lt_data   TYPE TABLE OF text4096,
        ls_data   TYPE text4096,
        lv_fname  TYPE string.

  LOOP AT it_pcfile INTO wa_pcfile.

    CLEAR: lv_file, lv_temp, lv_len, lv_count, lv_offset, lv_chars.

    FIND ALL OCCURRENCES OF ‘\’ IN wa_pcfilefilename RESULTS lt_match.
    DESCRIBE TABLE lt_match LINES lv_count.
    READ TABLE lt_match INTO ls_match INDEX lv_count.
    IF sysubrc IS INITIAL.
      lv_len = STRLEN( wa_pcfilefilename ).
      lv_offset = ls_matchoffset + 1.
      lv_chars = lv_len lv_offset.
      lv_temp = wa_pcfilefilename+lv_offset(lv_chars).
    ENDIF.

    CONCATENATE p_appl ‘/’ lv_temp INTO lv_file.

    CLEAR lv_fname.
    REFRESH lt_data.
    lv_fname = wa_pcfilefilename.
    CALL FUNCTION ‘GUI_UPLOAD’
      EXPORTING
        filename                = lv_fname
        filetype                = ‘ASC’
      TABLES
        data_tab                = lt_data
      EXCEPTIONS
        file_open_error         = 1
        file_read_error         = 2
        no_batch                = 3
        gui_refuse_filetransfer = 4
        invalid_type            = 5
        no_authority            = 6
        unknown_error           = 7
        bad_data_format         = 8
        header_not_allowed      = 9
        separator_not_allowed   = 10
        header_too_long         = 11
        unknown_dp_error        = 12
        access_denied           = 13
        dp_out_of_memory        = 14
        disk_full               = 15
        dp_timeout              = 16
        OTHERS                  = 17.
    IF sysubrc = 0.
      OPEN DATASET lv_file IN TEXT MODE FOR OUTPUT ENCODING DEFAULT.
      IF sysubrc IS INITIAL.
        LOOP AT lt_data INTO ls_data.
          TRANSFER ls_data TO lv_file.
        ENDLOOP.
        CLOSE DATASET lv_file.
        WRITE: / text009, wa_pcfilefilename.
      ELSE.
        WRITE: / text010, wa_pcfilefilename.
      ENDIF.
    ELSE.
      WRITE: / text010, wa_pcfilefilename.
    ENDIF.
  ENDLOOP.

ENDFORM.                    “upload_files

*&———————————————————————*
*&      Form  download_files
*&———————————————————————*
*       text
*———————————————————————-*
FORM download_files.

  DATA: lv_pcfile TYPE string,
        lv_apfile TYPE rcgfiletrftappl,
        lv_rvstri TYPE rcgfiletrftappl,
        lt_data   TYPE TABLE OF text4096,
        ls_data   TYPE text4096.

  LOOP AT it_appfile INTO wa_appfile.

    CLEAR: lv_pcfile, lv_apfile.

    CONCATENATE: p_dir ‘\’  wa_appfilefieldval INTO lv_pcfile,
                 p_appl ‘/’ wa_appfilefieldval INTO lv_apfile.

    REFRESH lt_data.
    CALL FUNCTION ‘STRING_REVERSE’
      EXPORTING
        string    = lv_apfile
        lang      = sylangu
      IMPORTING
        rstring   = lv_rvstri
      EXCEPTIONS
        too_small = 1
        OTHERS    = 2.
    IF    ( sysubrc = 0
      AND ( lv_rvstri+0(3) = ‘FDP’
      OR    lv_rvstri+0(3) = ‘fdp’) ) .

      sycprog = ‘SAPLC13G’.“#EC WRITE_OK
      CALL FUNCTION ‘C13Z_FILE_DOWNLOAD_BINARY’
        EXPORTING
          i_file_front_end   = lv_pcfile
          i_file_appl        = lv_apfile
          i_file_overwrite   = ‘X’
        EXCEPTIONS
          fe_file_open_error = 1
          fe_file_exists     = 2
          ap_no_authority    = 4.
    ELSEif ( sysubrc = 0 ).
      OPEN
       DATASET lv_apfile
            IN TEXT MODE
           FOR INPUT
      ENCODING DEFAULT.
      IF sysubrc = 0.
        DO.
          READ DATASET lv_apfile INTO ls_data.
          IF sysubrc IS INITIAL.
            APPEND ls_data TO lt_data.
          ELSE.
            EXIT.
          ENDIF.
        ENDDO.
        CLOSE DATASET lv_apfile.
      ENDIF.
      CALL FUNCTION ‘GUI_DOWNLOAD’
        EXPORTING
          filename                = lv_pcfile
          append                  = ‘X’
        TABLES
          data_tab                = lt_data
        EXCEPTIONS
          file_write_error        = 1
          no_batch                = 2
          gui_refuse_filetransfer = 3
          invalid_type            = 4
          no_authority            = 5
          unknown_error           = 6
          header_not_allowed      = 7
          separator_not_allowed   = 8
          filesize_not_allowed    = 9
          header_too_long         = 10
          dp_error_create         = 11
          dp_error_send           = 12
          dp_error_write          = 13
          unknown_dp_error        = 14
          access_denied           = 15
          dp_out_of_memory        = 16
          disk_full               = 17
          dp_timeout              = 18
          file_not_found          = 19
          dataprovider_exception  = 20
          control_flush_error     = 21
          OTHERS                  = 22.
    ENDIF.

    IF sysubrc = 0.
      WRITE: / text011, lv_pcfile.
    ELSE.
      WRITE: / text012, lv_apfile.
    ENDIF.

  ENDLOOP.

ENDFORM.                    “download_files

*&———————————————————————*
*&      Form  delete_pc_files
*&———————————————————————*
*       text
*———————————————————————-*
FORM delete_pc_files.

  DATA: lv_pcfile TYPE string,
        lv_rc     TYPE i.

  LOOP AT it_pcfile INTO wa_pcfile.

    CLEAR lv_pcfile.
    lv_pcfile = wa_pcfilefilename.

    CALL METHOD cl_gui_frontend_services=>file_delete
      EXPORTING
        filename             = lv_pcfile
      CHANGING
        rc                   = lv_rc
      EXCEPTIONS
        file_delete_failed   = 1
        cntl_error           = 2
        error_no_gui         = 3
        file_not_found       = 4
        access_denied        = 5
        unknown_error        = 6
        not_supported_by_gui = 7
        wrong_parameter      = 8
        OTHERS               = 9.
    IF sysubrc = 0.
      WRITE: / text013, lv_pcfile.
    ELSE.
      WRITE: / text014, lv_pcfile.
    ENDIF.

  ENDLOOP.

ENDFORM.                    “delete_pc_files

*&———————————————————————*
*&      Form  delete_app_files
*&———————————————————————*
*       text
*———————————————————————-*
FORM delete_app_files.

  DATA lv_apfile TYPE rcgfiletrftappl.

  LOOP AT it_appfile INTO wa_appfile.
    CLEAR: lv_apfile.
    CONCATENATE p_appl ‘/’ wa_appfilefieldval INTO lv_apfile.
    DELETE DATASET lv_apfile.
    IF sysubrc IS INITIAL.
      WRITE: / text013, lv_apfile.
    ELSE.
      WRITE: / text014, lv_apfile.
    ENDIF.
  ENDLOOP.

ENDFORM.                    “delete_app_files
*&———————————————————————*
*&      Form  SELECT_DIREC_FROM_APPL
*&———————————————————————*
*       text
*———————————————————————-*
*  –>  p1        text
*  <–  p2        text
*———————————————————————-*
FORM select_direc_from_appl .

  TYPES : BEGIN OF ty_direc,
          dirnme TYPE dirname,
          END OF ty_direc .

  DATA : lv_path TYPE TABLE OF ddshretval,
         lt_dir TYPE TABLE OF ty_direc .

  DATA : wa_path TYPE ddshretval.

  “selecting the list of custom directory in application server
  SELECT dirname
    FROM user_dir
    INTO
   TABLE lt_dir .

  CALL FUNCTION ‘F4IF_INT_TABLE_VALUE_REQUEST’  “Fm to display the IT as Serach help
    EXPORTING
*   DDIC_STRUCTURE         = ‘ ‘
      retfield             = ‘DIRNME’
      dynpprog             = syrepid
      dynpnr               = sydynnr
      value_org            = ‘S’
    TABLES
      value_tab            = lt_dir
   return_tab              = lv_path
   EXCEPTIONS
     parameter_error        = 1
     no_values_found        = 2
     OTHERS                 = 3.

  IF sysubrc = 0 AND lv_path IS NOT INITIAL .

    READ
    TABLE lv_path
    INTO  wa_path
    INDEX 1.

    p_appl = wa_pathfieldval.

  ENDIF.

ENDFORM.                    ” SELECT_DIREC_FROM_APPL

*************************************************************************************************************************************

** Maintain Text Symbols for the program

001 Selection Options

002 From Presentation Server

003 From Application Server

005 File(s) in Pres Serv

006 Application Server Directory

007 Application Server File(s)

008 Directory in Presentation Server

009 File has been uploaded successfully

010 Error while copying the file

011 File has been downloaded succssfully

012 Error while downloading file

013 File has been deleted succssfully

014 Error while deleting file

015 No Files Available

**Selection Types:

P_APPL Path in ApplicationServer

P_APPL1 From Application Server

P_CHK1 No

P_CHK2 No

P_DEL Delete File(s)

P_DIR ?…

P_DOWN Download File(s)

P_FILE ?…

P_PRES Path in Pres Serv

P_PRES1 From Presentation Serv

P_UPL Upload File(s) from Pres Serv

With Regards,

Giriesh M

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