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    1| <?php
    2|     session_start();
    3| 
    4|     $message = "";
    5|     $fileid = $_SESSION['fileid'];
    6|     $record_number = $_POST['record_number'];
    7| 
    8|     //Read in the external functions file
    9|     require("dynamic_routines.php");
  10| 
  11|     //verify user is logged in
  12|     if(!$_SESSION['logged_in'])
  13|     {
  14|         $Msg = "You must first login before you can delete a record.";
  15|         error_page("Validation Error", $Msg);
  16|         exit();
  17|     }
  18| 
  19|     //validate selection
  20|     if(empty($record_number))
  21|     {
  22|         if($record_number != 0)
  23|         {
  24|             $msg .= "You must select a record to delete.<br>";
  25|             error_page("Input Error", $msg);
  26|             exit();
  27|         }
  28|     }
  29| 
  30|     $all_records = array();
  31| 
  32|     //Open the file for reading only
  33|     $fHandle = open_a_file($fileid, "r");
  34| 
  35|     //Did the file open
  36|     if($fHandle)
  37|     {
  38|         //Read records into an array
  39|         $all_records = read_file_by_record($fHandle);
  40|         close_a_file($fHandle);
  41|     }
  42| 
  43|     //Delete the record
  44|     $deleted = rewrite_delete_data_file($fileid, $all_records, $record_number);
  45| 
  46|     if(!$deleted)
  47|     {
  48|         $msg .= "Your selected record was not delete.<br>";
  49|         error_page("Input Error", $msg);
  50|         exit();
  51|     }
  52| 
  53|     page_selection();
  54| 
  55| ?>