File classes/controllers/HomeValueWidget.php | HJI WP Membership Code Reference

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<?php
namespace hji\homevalue\controllers;

class HomeValueWidget extends \WP_Widget
{
    // All supported widget fields

    static $supportedFields = array(
        'title',
        'street',
        'city',
        'state',
        'zip'
    );


    /**
     * Register widget with WordPress.
     */
    function __construct()
    {
        parent::__construct(
            'home-value', // Base ID
            __('HJI Home Value', 'hji_home-value'), // Name
            array( 'description' => __('Property Valuation Widget', 'hji_home-value' )) // Args
        );
    }


    /**
     * Front-end display of widget.
     *
     * @see WP_Widget::widget()
     *
     * @param array $args     Widget arguments.
     * @param array $instance Saved values from database.
     */
    public function widget($args, $instance)
    {
        $title = apply_filters('widget_title', $instance['title']);

        echo $args['before_widget'];

        if (!empty($title))
        {
            echo $args['before_title'] . $title . $args['after_title'];
        }

        echo do_shortcode("[home_value_form]");

        echo $args['after_widget'];
    }


    /**
     * Back-end widget form.
     *
     * @see WP_Widget::form()
     *
     * @param array $instance Previously saved values from database.
     * @return string|void
     */
    public function form($instance)
    {
        // Adding all form fields into the widget

        foreach (self::$supportedFields as $name)
        {
            $this->addField($name, $instance);
        }

        $view = new \hji\common\utils\Views(\hji\homevalue\HomeValue::$dir . '/classes/views');

        echo $view->render('home-value-widget',
            array('fields' => $this->getFields(), 'instance' => $instance, 'widget' => $this));
    }


    function addField($fieldName, $instance)
    {
        $this->fieldsArray[$fieldName]['id'] = $this->get_field_id($fieldName);
        $this->fieldsArray[$fieldName]['name'] = $this->get_field_name($fieldName);
        $this->fieldsArray[$fieldName]['value'] = (isset($instance[$fieldName])) ? $instance[$fieldName] : false;
    }


    function getFields()
    {
        return (!isset($this->fieldsArray)) ? false : $this->fieldsArray;
    }


    /**
     * Sanitize widget form values as they are saved.
     *
     * @see WP_Widget::update()
     *
     * @param array $new_instance Values just sent to be saved.
     * @param array $old_instance Previously saved values from database.
     *
     * @return array Updated safe values to be saved.
     */
    public function update($new_instance, $old_instance)
    {
        $instance = $new_instance;

        return $instance;
    }
}

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