Takes various variables from the REQUEST and stores them in our advising_session_variables table for more convenient use later on.

File

modules/advise/advise.module, line 2193

Code

function advise_init_advising_variables($bool_ignore_what_if_variables = FALSE) {
  global $user;

  $vars = array();

  $student = null;

  // The current student ID is what we append to all session variables
  // dealing with the current student.  We do this so that we will
  // keep session variables unique, so that we can have more than one
  // window open at a time, with multiple students.
  // Therefor, this should never go into the session.
  // Annoyingly, we must pass carry this around on each page in the system.
  $vars ["current_student_id"] = @$_REQUEST ["current_student_id"];
  if ($vars ["current_student_id"] == "") 
   {
    $vars ["current_student_id"] = @$_REQUEST ["advising_student_id"];
  }

  $csid = $vars ["current_student_id"];

  $school_id = db_get_school_id_for_student_id($csid);

  // Get the student ID.
  $vars ["advising_student_id"] = @$_REQUEST ["advising_student_id"];
  if ($vars ["advising_student_id"] == "") 
   {
    $vars ["advising_student_id"] = @$_SESSION ["advising_student_id$csid"];
    if ($vars ["advising_student_id"] == "") 
     { // Default value...      
      $vars ["advising_student_id"] = $csid;
    }
  }


  // Should we load from the Draft advising session?  or the active?
  $vars ["advising_load_active"] = @$_REQUEST ["advising_load_active"];
  if ($vars ["advising_load_active"] == "") 
   { // values will either be "yes" or "" (any other value than "yes" is
    // considered to be negative.
    // Default value...
    $vars ["advising_load_active"] = "";

  }

  // Are we currently in WhatIf mode?
  @$vars ["advising_what_if"] = $_REQUEST ["advising_what_if"]; // Get it from the GET or POST.
  if ($vars ["advising_what_if"] == "") 
   {
    // Will equal "yes" if we ARE in whatIf mode.
    @$vars ["advising_what_if"] = $_SESSION ["advising_what_if$csid"];
    if ($vars ["advising_what_if"] == "") 
     {
      // Default value:
      $vars ["advising_what_if"] = "no";
    }
  }

  // Go ahead and set our GLOBALS variable for advising_what_if.  It's needed when we load
  // the $student variable.
  $GLOBALS ["fp_advising"]["advising_what_if"] = $vars ["advising_what_if"];



  // Get the major_code(s).
  $vars ["advising_major_code"] = @$_REQUEST ["advising_major_code"];

  if ($vars ["advising_major_code"] == "") 
   {

    $vars ["advising_major_code"] = @$_SESSION ["advising_major_code$csid"];

    if ($vars ["advising_major_code"] == "") 
     { // Default value...

      if (!$student) {
        $student = new Student($csid);
      }
      $vars ["advising_major_code"] = $student->major_code_csv;

      $_REQUEST ["advising_major_code"] = $student->major_code_csv;
    }
  }


  $vars ["advising_track_degree_ids"] = @$_REQUEST ["advising_track_degree_ids"];
  if ($vars ["advising_track_degree_ids"] == "") 
   {
    $vars ["advising_track_degree_ids"] = @$_SESSION ["advising_track_degree_ids$csid"];

    if ($vars ["advising_track_degree_ids"] == "") 
     { // Default value...    
      if (!$student) {
        $student = new Student($csid);
      }
      // Re-load the major codes, as the tracks might have changed.
      $student->load_student_data();
      $vars ["advising_major_code"] = $student->major_code_csv;
    }
  }

  // Update the student's settings?
  $vars ["advising_update_student_settings_flag"] = @$_REQUEST ["advising_update_student_settings_flag"];
  // Make it only come from the POST, for safety.
  if ($vars ["advising_update_student_settings_flag"] == "") 
   {
    $vars ["advising_update_student_settings_flag"] = @$_SESSION ["advising_update_student_settings_flag$csid"];
    if ($vars ["advising_update_student_settings_flag"] == "") 
     { // Default value...

    }
  }





  @$vars ["advising_term_id"] = $_REQUEST ["advising_term_id"]; // Get it from the GET or POST.
  if ($vars ["advising_term_id"] == "") 
   {
    // Set to the default advising term.
    @$vars ["advising_term_id"] = $_SESSION ["advising_term_id$csid"];
    if ($vars ["advising_term_id"] == "") 
     {
      // default value:
      $vars ["advising_term_id"] = variable_get_for_school("advising_term_id", '', $school_id);
      if ($vars ["advising_term_id"] == "") {
        // It's STILL blank?!  Just use 0 then.
        $vars ["advising_term_id"] = "0";
      }
    }
  }


  @$vars ["what_if_major_code"] = $_REQUEST ["what_if_major_code"]; // Get it from the GET or POST.
  if ($vars ["what_if_major_code"] == "") 
   {
    // Will equal "yes" if we ARE in whatIf mode.
    @$vars ["what_if_major_code"] = $_SESSION ["what_if_major_code$csid"];
    if ($vars ["what_if_major_code"] == "") 
     {
      // Default value:
      $vars ["what_if_major_code"] = "";
    }
  }


  @$vars ["what_if_catalog_year"] = $_REQUEST ["what_if_catalog_year"]; // Get it from the GET or POST.
  if ($vars ["what_if_catalog_year"] == "") 
   {

    @$vars ["what_if_catalog_year"] = $_SESSION ["what_if_catalog_year$csid"];
    if ($vars ["what_if_catalog_year"] == "") 
     {
      // Default value:
      $vars ["what_if_catalog_year"] = "";
    }
  }






  @$vars ["what_if_track_degree_ids"] = $_REQUEST ["what_if_track_degree_ids"]; // Get it from the GET or POST.
  if ($vars ["what_if_track_degree_ids"] == "") 
   {
    // Will equal "yes" if we ARE in whatIf mode.
    @$vars ["what_if_track_degree_ids"] = $_SESSION ["what_if_track_degree_ids$csid"];
    if ($vars ["what_if_track_degree_ids"] == "") 
     {
      // Default value:
      $vars ["what_if_track_degree_ids"] = "";
    }
  }




  if ($vars ["what_if_major_code"] == "none") 
   {
    $vars ["what_if_major_code"] = "";
  }

  if ($vars ["what_if_track_degree_ids"] == "none") 
   {
    $vars ["what_if_track_degree_ids"] = "";
  }


  if ($vars ["advising_track_degree_ids"] == "none") 
   {
    $vars ["advising_track_degree_ids"] = "";
  }




  // Settings... (from the database)
  $vars ["setting_available_advising_term_ids"] = variable_get_for_school("available_advising_term_ids", '', $school_id);
  $vars ["setting_advising_term_id"] = variable_get_for_school("advising_term_id", '', $school_id);
  $vars ["setting_current_catalog_year"] = variable_get_for_school("current_catalog_year", '', $school_id);
  $vars ["setting_current_draft_catalog_year"] = variable_get_for_school("current_draft_catalog_year", '', $school_id);

  // Are we in Print View?
  @$vars ["print_view"] = $_REQUEST ["print_view"];

  // Should we try to load from the cache?
  @$vars ["load_from_cache"] = $_REQUEST ["load_from_cache"];
  if ($vars ["load_from_cache"] == "") 
   {
    // By default, attempt to load from cache.
    $vars ["load_from_cache"] = "yes";
  }

  // What "view" are we in?  View by Year or by Type?
  // Not the same as printView.  printView should work regardless
  // of our advising_view.
  @$vars ["advising_view"] = $_REQUEST ["advising_view"];
  if ($vars ["advising_view"] == "") 
   {
    @$vars ["advising_view"] = $_SESSION ["advising_view$csid"];
  }


  // Place values into session.
  $_SESSION ["advising_student_id$csid"] = $vars ["advising_student_id"];
  $_SESSION ["advising_student_id"] = $vars ["advising_student_id"]; // used ONLY in the error report popup!
  $_SESSION ["advising_major_code$csid"] = $vars ["advising_major_code"];
  $_SESSION ["advising_track_degree_ids$csid"] = $vars ["advising_track_degree_ids"];
  $_SESSION ["advising_term_id$csid"] = $vars ["advising_term_id"];
  $_SESSION ["advising_what_if$csid"] = $vars ["advising_what_if"];
  $_SESSION ["what_if_major_code$csid"] = $vars ["what_if_major_code"];
  $_SESSION ["what_if_catalog_year$csid"] = $vars ["what_if_catalog_year"];
  $_SESSION ["what_if_track_degree_ids$csid"] = $vars ["what_if_track_degree_ids"];
  $_SESSION ["advising_view$csid"] = $vars ["advising_view"];


  if ($bool_ignore_what_if_variables == true) 
   {
    $vars ["advising_what_if"] = "";
    $vars ["what_if_major_code"] = "";
    $vars ["what_if_catalog_year"] = "";
    $vars ["what_if_track_degree_ids"] = "";
  }


  // Are we in draft mode?
  if ($_SESSION ["fp_draft_mode"] == "yes") 
   {
    $vars ["bool_use_draft"] = true;
  }
  else {
    $vars ["bool_use_draft"] = false;
  }



  $GLOBALS ["fp_advising"] = $vars;

}