Untitled

getting processed value back in same page in php

<form method="post" action="selector.php?type=login" id="login" id="loginForm">

                <div class="row">

                    <div class="offset1 span1">            

 

                        <div class="lbel"><label class="control-label" for ="loginName">Username/Email</label></div>

                        <div class="lbl_inpuCnt"><input type="text" class="input-xlarge" id="loginName" name="loginName" maxlength="50"/></div>

                        <div id="usernameError" style="font-size: 10px; color: red;">&nbsp;</div>

                        <div class="lbel"><label class="control-label" for="loginPassword">Password</label></div>

                        <div class="controls">

                            <input type="password" class="input-xlarge" id="loginPassword" name="loginPassword" maxlength="50"/>

                        </div>

                        <div id="passwordError" style="font-size: 10px; color: red;">&nbsp;</div><br/>

                    </div>

                </div>

                <div style="margin-left: 55px;">

                    <input class="btn" style="width: 80px;" type="reset" name="reset" value="Reset" onclick="clearFields()"/>

                    <input class="btn" style="width: 80px;" type="submit" name="submit" value="Login" onclick="return validateForm();"/>

                </div>

            </form>

       

<?php

include_once 'classes/controller.php';

$controller = new controller();

switch ($_GET['type']) {

case 'signup':

    $registerStatus = $controller->register($_POST);

    $_POST['username'] = $registerStatus;

    break;

case 'login':{

    $result= $controller->login($_POST);

    echo $result; //here i get the value from next page after process, i need it back to   login page to show error there!

    }

    break;

case 'uploadSongs':

    $controller->uploadSongs();

    break;

case "delete":

    echo "Function Called";

    break;

       

public function login($request = array()) {

    $login = $request['loginName'];

    $password = ($request['loginPassword']);

    $query = "select * from user where (user_name = '" . $login . "' OR email = '" . $login . "') AND (password  = '" . $password . "')";

    $user = $this->model->select($query);

 

    if (is_array($user) && isset($user[0]['user_id'])) {

        $_SESSION['uid'] = $user[0]['user_id'];

        echo $_SESSION['name'] = $user[0]['first_name'];

        $this->redirect("userArea.php");

    } else {

        echo "-1";

        return $login;

    }

    exit;

}