<?php

// dbConfig.php is a file that contains your
// database connection information. This
// tutorial assumes a connection is made from
// this existing file.
include ("dbConfig.php");


//Input vaildation <strong class="highlight">and</strong> the dbase code
if ( $_GET["op"] == "reg" )
 {
 $bInputFlag = false;
 foreach ( $_POST as $field )
  {
  if ($field == "")
   {
   $bInputFlag = false;
   }
  else
   {
   $bInputFlag = true;
   }
  }
 // If we had problems with the input, exit with error
 if ($bInputFlag == false)
  {
  die( "Problem with your registration info. "
   ."Please go back and try again.");
  }

 // Fields are clear, add user <strong class="highlight">to</strong> database
 //  Setup query
 $q = "INSERT INTO `dbUsers` (`username`,`password`,`email`) "
  ."VALUES ('".$_POST["username"]."', "
  ."PASSWORD('".$_POST["password"]."'), "
  ."'".$_POST["email"]."')";
 //  Run query
 $r = mysql_query($q);

 // <strong class="highlight">Make</strong> sure query inserted user successfully
 if ( !mysql_insert_id() )
  {
  die("Error: User not added to database.");
  }
 else
  {
  // Redirect <strong class="highlight">to</strong> thank you <strong class="highlight">page</strong>.
  Header("Location: <strong class="highlight">register</strong>.php?op=thanks");
  }
 } // end if


//The thank you page
elseif ( $_GET["op"] == "thanks" )
 {
 echo "<h2>Thanks for registering!</h2>";
 }

//The web form for input ability
else
 {
 echo "<form action=\"?op=reg\" method=\"POST\">\n";
 echo "Username: <input name=\"username\" MAXLENGTH=\"16\"><br />\n";
 echo "Password: <input type=\"password\" name=\"password\" MAXLENGTH=\"16\"><br />\n";
 echo "Email Address: <input name=\"email\" MAXLENGTH=\"25\"><br />\n";
 echo "<input type=\"submit\">\n";
 echo "</form>\n";
 }
// EOF
?>