<table class="form-table">
    <tr>
        <th><label for="user_website">User website</label></th>
        <td>
            <!--<select multiple name="user_web[]">-->
            <?php foreach($allsites as $site):
                    $bllogdetail = get_blog_details($site['blog_id']);
                    $slelected = in_array($site['blog_id'], $usermeta)?"checked='checked'":"";
                    $blogname=!empty($bllogdetail->blogname)?$bllogdetail->blogname:"Sub-Site ".$site['blog_id'];
            ?>
             <!--<option <?php //echo $slelected; ?> value="<?php //echo $site['blog_id'] ?>"><?php //echo $bllogdetail->blogname ?></option>-->
              <input type="checkbox" <?php echo $slelected;?> name="user_web[]" value="<?php echo $site['blog_id'] ?>" />
              <label><?php echo $blogname; ?></label><br />
              <?php endforeach; ?>
            <!--</select>-->
            <span class="description">User allowed to visit website.</span>
        </td>
    </tr>
</table>

<h3>Visiblity</h3>
<table class="form-table">
    <tr>
        <th><label for="Visiblity">Base</label></th>
        <td>
            <select  name="visiblity">
            <option value="public" <?php if($visiblity=='public') { echo "selected=selected"; } ?>>Public</option>
            <option value="private" <?php if($visiblity=='private') { echo "selected=selected"; } ?>>Private</option>
            </select>
        </td>
    </tr>
</table>
<?php

$blogstxt=implode("",$blogs);
//send email
$user_info = get_userdata($userid);
$name=$user_info->user_firstname."".$user_info->user_lastname;
$name=trim($name)==""?$user_info->display_name:$name;
$from=get_option( 'admin_email' );
$sitename=get_option( 'blogname' );
$to=$user_info->user_login;
$sub="Your new user account details for the $sitename site";
            $headers = "MIME-Version: 1.0n" .
            "From: $sitename<$from> n" .
            "Content-Type: text/html; charset="" . get_settings('blog_charset') . ""n";
            $msg="
            <p align="center">
            <img src="http://plpcic.co.uk/wp-content/uploads/2015/03/logo_PLP.png" />
            </p>
            Dear $name,<br /><br />

function __construct(){
    $params = array(
        'description'   => 'Sidebar Login to Wordpress Account',
        'name'          => 'Ds Sidebar Login Widget'
        );
    //Enque Style sheet
    wp_enqueue_style( 'tp-sidebar-login', plugins_url( 'assets/css/ds-sidebar-login.css', __FILE__ ));

    //Overriding Parent Class's constructor. 3 parameters - id,name,parameters
    parent::__construct('SidebarLogin', '', $params);

}

/*This method is responsible for updating the widget option form*/
public function update( $new_instance, $old_instance ) {
    $instance = array();
    $instance = $old_instance;
    $instance['title'] = strip_tags($new_instance['title']);
    $instance['chk_show_avatar'] = strip_tags($new_instance['chk_show_avatar']);
    $instance['chk_show_user'] = strip_tags($new_instance['chk_show_user']);
    $instance['chk_show_remember'] = strip_tags($new_instance['chk_show_remember']);
    $instance['chk_show_register'] = strip_tags($new_instance['chk_show_register']);
    $instance['chk_show_forgot'] = strip_tags($new_instance['chk_show_forgot']);
    $instance['chk_show_dash'] = strip_tags($new_instance['chk_show_dash']);
    $instance['chk_show_profile'] = strip_tags($new_instance['chk_show_profile']);
    $instance['chk_show_postcount'] = strip_tags($new_instance['chk_show_postcount']);
    return $instance;
}

/*
 * This function is responsible for displaying forms
 * This method accepts a parameter which is an array
 */

public function form($instance){

    /*An array containing default values when the widget will be used first time*/
    $defaults = array(
              'title' => 'Login',
              'chk_show_avatar' => 'on',
              'chk_show_user' => 'on',
              'chk_show_remember' => 'on',
              'chk_show_register' => 'on',
              'chk_show_forgot' => 'on',
              'chk_show_dash' => 'on',
              'chk_show_postcount' => 'on',
              'chk_show_profile' => 'on'
              );

    $instance = wp_parse_args( (array) $instance, $defaults );

    extract($instance, EXTR_SKIP);

    ?>
    <!-- Text field for Title -->
    <p>
        <label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title', 'dsslw_text_domain'); ?></label>
        <input
            class="widefat"
            type="text"
            id="<?php echo $this->get_field_id('title'); ?>"
            name="<?php echo $this->get_field_name('title'); ?>"
            value="<?php if(isset($title)) echo esc_attr($title); ?>"
        />
    </p>
    <!-- Checkbox to turn on/off the option to display avatar -->
    <p>
        <input
            type="checkbox"
            <?php checked("$chk_show_avatar", 'on' );?>
            class="checkbox"
            id="<?php echo $this->get_field_id('chk_show_avatar'); ?>"
            name="<?php echo $this->get_field_name('chk_show_avatar'); ?>"
        />
        <label for="<?php echo $this->get_field_id('chk_show_avatar'); ?>"><?php _e('Show Avatar', 'dsslw_text_domain'); ?></label>

    </p>

    <!-- Checkbox to turn on/off the option to display Logged in user name -->
    <p>
        <input
            type="checkbox"
            <?php checked("$chk_show_user", 'on' );?>
            class="checkbox"
            id="<?php echo $this->get_field_id('chk_show_user'); ?>"
            name="<?php echo $this->get_field_name('chk_show_user'); ?>"
        />
        <label for="<?php echo $this->get_field_id('chk_show_user'); ?>"><?php _e('Show Logged in User name', 'dsslw_text_domain'); ?></label>

    </p>

    <!-- Checkbox to turn on/off the option to display Dashboard link when logged in -->
    <p>
        <input
            type="checkbox"
            <?php checked("$chk_show_dash", 'on' ); ?>
            class="checkbox"
            id="<?php echo $this->get_field_id('chk_show_dash'); ?>"
            name="<?php echo $this->get_field_name('chk_show_dash'); ?>"
        />
        <label for="<?php echo $this->get_field_id('chk_show_dash'); ?>"> <?php _e('Show Dashboard Link', 'dsslw_text_domain'); ?> </label>

    </p>

    <!-- Checkbox to turn on/off the option to display profile link when logged in -->
    <p>
        <input
            type="checkbox"
            <?php checked("$chk_show_profile", 'on' ); ?>
            class="checkbox"
            id="<?php echo $this->get_field_id('chk_show_profile'); ?>"
            name="<?php echo $this->get_field_name('chk_show_profile'); ?>"
        />
        <label for="<?php echo $this->get_field_id('chk_show_profile'); ?>"> <?php _e('Show Profile Link', 'dsslw_text_domain'); ?> </label>

    </p>

    <!-- Checkbox to turn on/off the option to display Remember me option when not logged in -->
    <p>
        <input
            type="checkbox"
            <?php checked("$chk_show_remember", 'on' ); ?>
            class="checkbox"
            id="<?php echo $this->get_field_id('chk_show_remember'); ?>"
            name="<?php echo $this->get_field_name('chk_show_remember'); ?>"
        />
        <label for="<?php echo $this->get_field_id('chk_show_remember'); ?>"> <?php _e('Show Remember me', 'dsslw_text_domain'); ?> </label>

    </p>

    <!-- Checkbox to turn on/off the option to display Register link on login form -->
    <p>
        <input
            type="checkbox"
            <?php checked("$chk_show_register", 'on' ); ?>
            class="checkbox"
            id="<?php echo $this->get_field_id('chk_show_register'); ?>"
            name="<?php echo $this->get_field_name('chk_show_register'); ?>"
        />
        <label for="<?php echo $this->get_field_id('chk_show_register'); ?>"> <?php _e('Show Register Link', 'dsslw_text_domain'); ?> </label>

    </p>

    <!-- Checkbox to turn on/off the option to display Forgot Password link on login form -->
    <p>
        <input
            type="checkbox"
            <?php checked("$chk_show_forgot", 'on' ); ?>
            class="checkbox"
            id="<?php echo $this->get_field_id('chk_show_forgot'); ?>"
            name="<?php echo $this->get_field_name('chk_show_forgot'); ?>"
        />
        <label for="<?php echo $this->get_field_id('chk_show_forgot'); ?>"> <?php _e('Show Forgotten Password Link', 'dsslw_text_domain'); ?> </label>

    </p>

    <!-- Checkbox to turn on/off the option to display Post count -->
    <p>
        <input
            type="checkbox"
            <?php checked("$chk_show_postcount", 'on' ); ?>
            class="checkbox"
            id="<?php echo $this->get_field_id('chk_show_postcount'); ?>"
            name="<?php echo $this->get_field_name('chk_show_postcount'); ?>"
        />
        <label for="<?php echo $this->get_field_id('chk_show_postcount'); ?>"> <?php _e('Show Post Count', 'dsslw_text_domain'); ?> </label>

    </p>
    <?php
}

/*
 *This method is responsible for displaying the outputs in the widgetized area
 */

public function widget($args, $instance){
    extract($args);
    extract($instance);

    global $user_login;

    // Setting default title when nothing is set from widget option
    if(empty($title)){
        $title = __("Member's Login", "dsslw_text_domain");
    }
    else{
        $title = apply_filters('widget_title', $title );
    }


    if(is_user_logged_in()){
        $user_info = get_user_by('login', $user_login);

        $title = (!empty($user_info->first_name) || !empty($user_info->last_name))? __('Welcome','dsslw_text_domain')." ".$user_info->first_name." ".$user_info->last_name : __('Welcome','dsslw_text_domain')." ".$user_login;
    }

    echo $before_widget;
        echo $before_title;
            echo $title;
        echo $after_title;

        $redirect = site_url();
        if (isset($_GET['login'])) {

            $login = $_GET['login']; // This variable is used when login failure occurs
            $current_error = $_GET['errcode']; // This variable is used to display the type of error during login

            if ($login == 'failed'){

                if ($current_error == "empty_username" || $current_error == "empty_password"){
                    $error_msg = __('Enter both Username and Password', 'dsslw_text_domain');
                }
                elseif($current_error == 'invalid_username'){
                    $error_msg = __('Username is not registered', 'dsslw_text_domain');
                }
                elseif($current_error == 'incorrect_password'){
                    $error_msg = __('Incorrect Password', 'dsslw_text_domain');
                }

                echo "<div id='message' class='error fade'><p><strong>".$error_msg."</strong></p></div>";

            }

        }
        /*Check if user is logged in then show user information and logout,dashboardand profile link*/
        if (is_user_logged_in()) {

                ?>
                <div class="sidebar-login-info">
                <?php

                if ($chk_show_avatar == "on"){
                    $show_avatar = isset( $show_avatar ) ? $show_avatar : 1;
                    if ( $show_avatar == 1 )
                        echo '<div class="avatar_container">' . get_avatar( $user_info->ID, apply_filters( 'sidebar_login_widget_avatar_size', 45 ) ) . '</div>';
                }
                echo '<p>';
                    if($chk_show_user=='on'){
                    _e('Logged in as ', 'dsslw_text_domain');
                    echo '<strong>' . ucfirst( implode(', ', $user_info->roles)) . '</strong> <br>';
                    }
                    if($chk_show_postcount=='on'){
                         _e('Posts by you','dsslw_text_domain'); echo ': '. count_user_posts( $user_info->ID ).'<br>';
                    }
                echo "</p>";
                ?>
                </div>

                <ul id="<?php if($chk_show_avatar=='on') echo 'sidebar-login-links';else echo 'sidebar-login-links-left'; ?>">

                    <?php if($chk_show_dash == 'on'){ ?>
                        <li><a href="<?php echo admin_url() ?>"><?php _e( 'Dashboard' , 'dsslw_text_domain' )//_e( 'Dashboard' , 'default' ) ?> </a>|</li>
                    <?php } ?>
                    <?php if($chk_show_profile == 'on'){ ?>
                        <li><a href="<?php echo admin_url() ?>profile.php"><?php _e( 'Profile' , 'dsslw_text_domain' )//_e( 'Profile' , 'tie' ) ?> </a>|</li>
                    <?php } ?>
                        <li><a href="<?php echo wp_logout_url($redirect); ?>"><?php _e( 'Logout' , 'dsslw_text_domain' )//_e( 'Logout' , 'tie' ) ?> </a></li>

                </ul>

                <?php
        }
        /*If user is not logged in then show login form*/
        else{
            $remember_val = ($chk_show_remember == 'on') ? true : false;

            wp_login_form(array( 'value_remember' => 0,
                         'redirect' => $redirect,
                         'label_username'   => __( 'Username', 'dsslw_text_domain' ),
                         'label_password'   => __( 'Password', 'dsslw_text_domain' ),
                         'remember'     => $remember_val
                        ));
            ?>
            <p id="reglost">
                <?php
                if ($chk_show_register == 'on') echo '<a href="' . wp_registration_url() . '" title="Register">'.__('Register', 'dsslw_text_domain').'</a>';
                if ($chk_show_register == 'on' and $chk_show_forgot == 'on')echo "|  ";
                if ($chk_show_forgot == 'on') echo '<a href="' . wp_lostpassword_url($redirect) . '?sli=lost" rel="nofollow" title="Forgot Password">' . __('Forgot Password?','dsslw_text_domain') . '</a>';
                ?>
            </p>
            <?php
        }
    echo $after_widget;
}

if ( !empty($referrer) && !strstr($referrer,'wp-login') && !strstr($referrer,'wp-admin') ) {
    wp_redirect(home_url() . '/?login=failed&errcode='.$current_error );
    exit;
}

if (is_wp_error($user) && in_array($user->get_error_code(), $ignore_codes) ) {
        $current_error = $user->get_error_code();
        do_action('wp_login_failed', $username);
    }
    return $user;
}

<h3>Register with PLP today : </h3>
                    <dl>
                        <dt> <label for="ds_first_name">First Name : </label></dt>
                        <dd><input type="text" name="ds_first_name" id="ds_first_name" value="" required="required" /></dd>
                        <dt> <label for="ds_last_name">Second Name : </label></dt>
                        <dd><input type="text" name="ds_last_name" value=""  id="ds_last_name" required="required" /></dd>
                         <dt><label for="ds_organization">School/Organisation :  </label></dt>
                         <dd><input type="text" value="" name="ds_organization" id="ds_organization" required="required" /></dd>
                         <dt><label for="ds_job_title">Job Title :  </label> </dt>
                        <dd><input type="text" value="" name="ds_job_title" id="ds_job_title" required="required" /></dd>
                        <dt> <label for="email">Contact Email Address : </label></dt>
                        <dd><input id="remail" type="email" name="email"  required="required" placeholder="Email as Username" /></dd>
                        <dt><label for="password">Password</label></dt>
                        <dd><input id="rpassword" type="password" name="password"  required="required" placeholder="Password" /></dd>
                        <dt><label for="password">Confirm Password</label></dt>
                        <dd><input id="crpassword" type="password" name="crpassword"  required="required" placeholder="Confirm Password" /></dd>
                         <dt><label for="ds_telephone">Telephone Number :</label> </dt>
                        <dd><input type="text" value="" min="1" name="ds_telephone" id="ds_telephone" required="required" /></dd>
                       <dd class="ds_capcha"><div class="g-recaptcha" data-sitekey="6LeIfQ0TAAAAACq4ULTuYINWDa_Tjy46rAa4E2Ly"></div></dd>
                        <dt class="ds_notes">Please note that all website communications will be sent through the above
            email address. Therefore where possible please avoid using generic email addresses.</dt>
                        <dd>
                            <input class="submit_button ds_widefat" id="rsubmit" type="submit" value="Register Now" name="submit">
                        </dd>

                      </dl>
                    <?php wp_nonce_field( 'ajax-reg-nonce', 'rsecurity' ); ?>
                     <input type="hidden" name="tfrm" id="rtfrm" value="" />
                     <input type="hidden" name="adminemail" value="<?php echo get_option( 'admin_email' );?>" />
                     <div class="clear"></div>
                </form>


            </div>

            <?php
            $html=ob_get_contents();

            ob_end_clean();
            return $html;

$captcha=$_POST['g-recaptcha-response'];
//require_once "recaptchalib.php", __FILE__ );

require_once( plugin_dir_path( __FILE__ ) . 'recaptchalib.php');
// Register API keys at https://www.google.com/recaptcha/admin
$siteKey = "6LeIfQ0TAAAAACq4ULTuYINWDa_Tjy46rAa4E2Ly";
$secret = "6LeIfQ0TAAAAALNerDz6Bol9ELW7fVFZNtCnGIAV";
// reCAPTCHA supported 40+ languages listed here: https://developers.google.com/recaptcha/docs/language
$lang = "en";
// The response from reCAPTCHA
$resp = null;
// The error code from reCAPTCHA, if any
$error = null;
$reCaptcha = new ReCaptcha($secret);
// Was there a reCAPTCHA response?
if ($_POST["g-recaptcha-response"]) {
    $resp = $reCaptcha->verifyResponse(
    $_SERVER["REMOTE_ADDR"],
    $_POST["g-recaptcha-response"]
    );
}

if ($resp != null && $resp->success) {
    // First check the nonce, if it fails the function will break
    check_ajax_referer( 'ajax-reg-nonce', 'security' );
    // Nonce is checked, get the POST data and sign user on
    $name = $_POST['fname']." ".$_POST['lname'];
    $user_name =  $_POST['remail'];
    $user_email = $_POST['remail'];
   $password = $_POST['password'];


    $ds_organization=$_POST['ds_organization'];
    $ds_job_title=$_POST['ds_job_title'];
    $ds_telephone=$_POST['ds_telephone'];

    $reg = array();
    $reg['display_name'] = $name;
    $reg['user_nicename'] = sanitize_text_field($name);
    $reg['first_name'] = $_POST['fname'];
    $reg['last_name'] = $_POST['lname'];
    $reg['nickname'] = sanitize_text_field($name);
    $reg['user_login'] = $_POST['remail'];
    $reg['user_pass'] = $_POST['password'];
    $reg['user_email'] = $_POST['remail'];



    $reg['role'] = 'pending';

    $user_id = username_exists( $user_name );
    if ( !$user_id and email_exists($user_email) == false ) {
        //$random_password = wp_generate_password( $length=12, $include_standard_special_chars=false );
        //$user_id = wp_create_user( $user_name, $password, $user_email );
        $user_id = wp_insert_user( $reg ) ;
            add_user_meta( $user_id, 'ds_organization', $ds_organization);
            add_user_meta( $user_id, 'ds_job_title', $ds_job_title);
            add_user_meta( $user_id, 'ds_telephone', $ds_telephone);