<?php
/**
*Custom Widget for call to action button 105x35px
*/


 add_action( 'widgets_init', 'button_widget' );


function button_widget() {
    register_widget( 'Button_Widget' );
}

class Button_Widget extends WP_Widget {

function Button_Widget() {
        $widget_ops = array( 'classname' => 'main-banner-button', 'description' => __('Displays widget for call to action button', 'button') );

        $control_ops = array( 'width' => 105, 'height' => 35, 'id_base' => 'button-widget' );

        $this->Button_Widget( 'button-widget', __('Button Widget', 'main-banner-button'), $widget_ops, $control_ops );
    }
    // Widget init
  public function __construct() {
     parent::__construct(
        'button_widget',
        'Custom Widget: Button Widget',
        array('description' => __('Button Widget','Displays widget for call to action button'), )
     );
  }


  // Output the Widget options in the back-end
  public function form($instance) {
    $defaults = array(
        'title' => __('Button Widget'),
        'ad_link' => 'http://wp.tutsplus.com',
        'ad_img' => '/bg-btn.gif'
        );

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

?>

<!-- The Title -->

    <p>
        <label for="<?php echo $this->get_field_id('title') ?>"><?php _e('Title'); ?></label>
        <input type="text" id="<?php echo $this->get_field_id('title') ?>" name="<?php echo $this->get_field_name('title') ?>" class="widefat" value="<?php echo esc_attr($instance['title']); ?>" />
    </p>


<!-- The Ad Link -->

    <p>
        <label for="<?php echo $this->get_field_id('ad_link'); ?>"><?php _e('Ad Link'); ?></label>
        <input type="text" id="<?php echo $this->get_field_id('ad_link'); ?>" name="<?php echo $this->get_field_name('ad_link'); ?>" class="widefat" value="<?php echo esc_attr($instance['ad_link']); ?>" />
    </p>


<!-- The Ad Image -->

    <p>
        <label for="<?php echo $this->get_field_id('ad_img') ?>"><?php _e('Ad Image'); ?></label>
        <input type="text" id="<?php echo $this->get_field_id('ad_img') ?>" name="<?php echo $this->get_field_name('ad_img') ?>" class="widefat" value="<?php echo esc_attr($instance['ad_img']); ?>" />
    </p>

<?php

  }
  // Process widget options for saving
  public function update($new_instance, $old_instance) {
    $instance = $old_instance;

    // Title
    $instance['title'] = strip_tags($new_instance['title']);

    // The Link
    $instance['ad_link'] = $new_instance['ad_link'];

    // The Image
    $instance['ad_img'] = $new_instance['ad_img'];

    return $instance;

  }
  //Displays the widget on the page
  public function widget($args, $instance) {
    extract($args);

    $title = apply_filters('widget-title', $instance['title']);

    $ad_img = $instance['ad_img'];
    $ad_link = $instance['ad_link'];

    echo $before_widget;

    if (isset($title)) {
        echo $before_title . $title . $after_title;
    }

    $text_link = '<a class="button">';

    if ($ad_img) {

    $text_link .= '<a class="button" href="<?php echo $ad_link; ?>"> Read More </a>';

    }

    $text_link .= '</a>';

    echo $text_link;


    echo $after_widget;
  }
}
?>