ABAP to Upload Excel document into internal table on SAP system including .xlsx

*..............................................................
*: Description                                                :
*: -----------                                                :
*: This is a simple example program to get data from an excel :
*: file and store it in an internal table.                    :
*:                                                            :
*: Author : www.sapdev.co.uk                                  :
*:                                                            :
*: SAP Version : 4.7                                          :
*:............................................................:
REPORT zupload_excel_to_itab NO STANDARD PAGE HEADING.

TYPES:   BEGIN OF t_datatab ,
         col1(25)  TYPE c,
         col2(30)  TYPE c,
         col3(30)  TYPE c,
         col4(30)  TYPE c,
         col5(30)  TYPE c,
         col6(30)  TYPE c,
         col7(30) TYPE c,
         col8(30)  TYPE c,
         col9(30)  TYPE c,
         col10(30)  TYPE c,
         col11(30)    TYPE c,
       END OF t_datatab.
DATA: it_datatab TYPE STANDARD TABLE OF t_datatab INITIAL SIZE 0,
      wa_datatab TYPE t_datatab.

DATA : gd_scol   TYPE i VALUE '1',
       gd_srow   TYPE i VALUE '1',
       gd_ecol   TYPE i VALUE '256',
       gd_erow   TYPE i VALUE '65536'.

DATA: it_tab TYPE filetable,
      gd_subrc TYPE i.

*Selection screen definition
SELECTION-SCREEN BEGIN OF BLOCK b1 WITH FRAME TITLE text-001.
PARAMETERS:  p_file LIKE rlgrap-filename
               DEFAULT 'c:\test.xls' OBLIGATORY.   " File Name
SELECTION-SCREEN END OF BLOCK b1.


***********************************************************************
* AT SELECTION-SCREEN
AT SELECTION-SCREEN ON VALUE-REQUEST FOR p_file.
  REFRESH: it_tab.
  CALL METHOD cl_gui_frontend_services=>file_open_dialog
    EXPORTING
      window_title     = 'Select File'
      default_filename = '*.xls'
      multiselection   = ' '
    CHANGING
      file_table       = it_tab
      rc               = gd_subrc.

  LOOP AT it_tab INTO p_file.
*    so_fpath-sign = 'I'.
*    so_fpath-option = 'EQ'.
*    append so_fpath.
  ENDLOOP.


***********************************************************************
* START-OF-SELECTION.
START-OF-SELECTION.
  PERFORM upload_excel_file TABLES   it_datatab
                             USING   p_file
                                     gd_scol
                                     gd_srow
                                     gd_ecol
                                     gd_erow.


***********************************************************************
* END-OF-SELECTION.
END-OF-SELECTION.
  LOOP AT it_datatab INTO wa_datatab.
    WRITE:/ wa_datatab-col1,
            wa_datatab-col2,
            wa_datatab-col3,
            wa_datatab-col4,
            wa_datatab-col5,
            wa_datatab-col6,
            wa_datatab-col7,
            wa_datatab-col8,
            wa_datatab-col9,
            wa_datatab-col10,
            wa_datatab-col11.
  ENDLOOP.


*&--------------------------------------------------------------------*
*&      Form  UPLOAD_EXCEL_FILE
*&--------------------------------------------------------------------*
*       upload excel spreadsheet into internal table
*---------------------------------------------------------------------*
*      -->P_TABLE    Table to return excel data into
*      -->P_FILE     file name and path
*      -->P_SCOL     start column
*      -->P_SROW     start row
*      -->P_ECOL     end column
*      -->P_EROW     end row
*---------------------------------------------------------------------*
FORM upload_excel_file TABLES   p_table
                       USING    p_file
                                p_scol
                                p_srow
                                p_ecol
                                p_erow.

  DATA : lt_intern TYPE  kcde_cells OCCURS 0 WITH HEADER LINE.
* Has the following format:
*             Row number   | Colum Number   |   Value
*             ---------------------------------------
*      i.e.     1                 1             Name1
*               2                 1             Joe

  DATA : ld_index TYPE i.
  FIELD-SYMBOLS : <fs>.

* Note: Alternative function module - 'ALSM_EXCEL_TO_INTERNAL_TABLE'
  CALL FUNCTION 'KCD_EXCEL_OLE_TO_INT_CONVERT'
    EXPORTING
      filename                = p_file
      i_begin_col             = p_scol
      i_begin_row             = p_srow
      i_end_col               = p_ecol
      i_end_row               = p_erow
    TABLES
      intern                  = lt_intern
    EXCEPTIONS
      inconsistent_parameters = 1
      upload_ole              = 2
      OTHERS                  = 3.
  IF sy-subrc <> 0.
    FORMAT COLOR COL_BACKGROUND INTENSIFIED.
    WRITE:/ 'Error Uploading file'.
    EXIT.
  ENDIF.

  IF lt_intern[] IS INITIAL.
    FORMAT COLOR COL_BACKGROUND INTENSIFIED.
    WRITE:/ 'No Data Uploaded'.
    EXIT.
  ELSE.
    SORT lt_intern BY row col.
    LOOP AT lt_intern.
      MOVE lt_intern-col TO ld_index.
      ASSIGN COMPONENT ld_index OF STRUCTURE p_table TO <fs>.
      MOVE lt_intern-value TO <fs>.
      AT END OF row.
        APPEND p_table.
        CLEAR p_table.
      ENDAT.
    ENDLOOP.
  ENDIF.
ENDFORM.                    "UPLOAD_EXCEL_FILE