/* Copyright (c) Oracle Corporation 1996.  All Rights Reserved */
/*****************************************************************************
  NAME
    relnotes.vrf - V3 version analysis/product configuration script for
               Release notes.

  DESCRIPTION
    This script checks dependencies and environment settings for the
    installation of Release notes.

  MODIFIED    MM/DD/YY  Reason
   pgupta     10/31/97  Created
*****************************************************************************/
{

    reinstall_group            = nls("reinstall_group","Version %%installed_version%% of %%product_label%% has already been installed and is up to date.  Do you want to reinstall it?");
    reinstall_group_help    = nls("reinstall_group_help","You selected to install %%product_label%%, which is up to date.  Unless a problem has occurred with %%product_label%%, there is no need to reinstall.  Choose 'No' to skip the reinstallation, or choose 'Yes' if you want to reinstall %%product_label%%.");

    { doit = execute("%installer_home%%dir_separator%%operating_system%.vrf"); }
    [
        'UNBOUND_VARIABLE:
        {
            required_version = product_version(instver_product);
            temp             = explode(required_version, ".");
            required_version = implode(list(first(temp),first(rest(temp)),
                                            first(rest(rest(temp))),
                                            first(rest(rest(rest(temp))))), ".");
            signal('FAILURE, instantiate(nls("instver_too_early1",
                                             "The version of the Installer currently running is %%installer_version%%. The installation you have chosen requires version %%required_version%% or later. Please run version %%required_version%% or later in order to perform this installation.")));
        }
    ]                                                                   /* This FAILURE will cause 3.0.x.x installer to exit gracefully. */

    if (doit)
    {
        /****************************************************************
        Display Oracle Developer billboards
        *****************************************************************/
        if(exists("%installer_home%%dir_separator%d2bb_02.bmp"))
        {
                    ui_graphics("%installer_home%%dir_separator%d2bb_02.bmp");
        }
        /****************************************************************/

        /*******************************
           Set the VRF-INS script "ratchet"
        ********************************/
        vrf_ratchet = "2.0.0.21.0";

        /************************************************
        Create a label with the product name, and version
        *************************************************/
        EXECUTE_SCRIPT = "CREATE_LABEL";
        execute("%installer_home%%dir_separator%d2kr2vrf.usr");
        /************************************************/

        /*****************************
        Set the Product Name variables
        ******************************/
        DOC60 = "%ORACLE_HOME%%dir_separator%TOOLS%dir_separator%DOC60";
        /*****************************/

        /*****************************
         Set the Product Dependencies
        ******************************/
        dependency_list         = list();
        verify_dependency_list  = list();
        install_dependency_list = list();
        /*****************************/
       
        /**********************************************************************
         parent_in_control = TRUE ==> the complete product needs to be installed
         parent_in_control = FALSE ==> PARENT called by one of the components
        ***********************************************************************/
        parent_in_control = TRUE;
        if(not(member(selected_products, current_product)))
        {
             child_products = all_child_products(current_product);
             while(not(empty(child_products)))
             {
                  next_child = first(child_products);
                  child_products = rest(child_products);
                  if(member(products_for_installation, next_child))          /* PARENT called by one of the components, no need to add PARENT to the list of products to be installed */
                         parent_in_control = FALSE;
              }
        }

        /********************************************************************
        Initialize total size of files
        *********************************************************************/
        total_sum = 0;

         /***********************************************
          If PARENT is explicitly called for installation,
          verify all the component products
          ************************************************/
          if(parent_in_control)
          {
               EXECUTE_SCRIPT = "VERIFY_COMPONENTS";
               total_sum = total_sum + execute("%installer_home%%dir_separator%d2kr2vrf.usr");
          }
          else
          {
               child_products = all_child_products(current_product);
               selected_components_list = list();
               size_component = 0;

               while(not(empty(child_products)))
               {
                    next_child = first(child_products);
                    if(member(selected_products, next_child))
                    {
                         if(not(member(products_for_installation, next_child)))
                         {
                              size_component = verify(next_child);
                              if(size_component != 0)
                              {
                                   add(selected_components_list, next_child);
                                   total_sum = total_sum + size_component;
                              }
                         }
                    }
                    child_products = rest(child_products);
               }
          }
          /***********************************************/


        /******************
         Verify Dependencies
        *******************/
        EXECUTE_SCRIPT = "VERIFY_DEPENDENCIES";
        total_sum = total_sum + execute("%installer_home%%dir_separator%d2kr2vrf.usr");
        /******************/


        /********************************************************************
        Calculate total size of installation.....
        *********************************************************************/

        total_sum = total_sum + sum(doc,deinst);

        return(total_sum);
        /********************************************************************/
    }
    else
    {
        refresh_map_file = FALSE;
        return(0);
    }
}