<?php

/********* Starting Skill_Level Widget for Sidebar *********/

class Skill_Level_Widget extends WP_Widget {

    function Skill_Level_Widget(){
        $widget_ops = array( 'classname' => 'Skill_Level_Widget', 'description' => __('Show List of Skill Level.', 'woothemes'));
        $this->WP_Widget( 'skill_level', __('Food & Cook: Skill Level', 'woothemes'), $widget_ops );
    }

/********* Starting Skill_Level Widget Function *********/

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

        $option = '';
        $title  = apply_filters('widget_title', $instance['title']);
        $view   = apply_filters('skill_level_dropdown', $instance['view']);

        if ( empty($title) ) { $title = false; }

        if ($view != '' ) {
            $args = array(
                'hide_empty'         => 1,
                'taxonomy'           => 'skill_level',
                'orderby'            => 'slug'
            );
        } else {
            $args = array(
                'taxonomy'          => 'skill_level',
                'title_li'          => '',
                'orderby'            => 'slug'
            );
        }

        echo $before_widget;

        if($title) {

            $temp_title     = explode(' ',$title);
            $first_letter   = $temp_title[0];

            unset($temp_title[0]);

            $title_new      = implode(' ', $temp_title);
            $title          = $first_letter.' '.$title_new.' ';


            echo '<h3>'.$title.'</h3>';

        }

        if ($view != '' ) {
            echo '<select name="sl-dropdown" onchange="document.location.href=this.options[this.selectedIndex].value;">';
            echo '<option value="">' .esc_attr(__('All Skill Level', 'woothemes')). '</option>';

            $categories = get_categories( $args );
            foreach ($categories as $category) {
                $option .= '<option value="'.esc_url( home_url() ).'/?skill_level='.$category->slug.'">';
                $option .= $category->cat_name;
                $option .= ' ('.$category->category_count.')';
                $option .= '</option>';
            }
            echo $option;
            echo '</select>';
        } else {
            echo '<ul>';
                wp_list_categories( $args );
            echo '</ul>';
        }

        echo $after_widget;
    }


/********* Starting Skill_Level Widget Admin Form *********/

    function form($instance) {
        $instance   = wp_parse_args( (array) $instance, array( 'title' => 'Skill Level' ) );
        $title      = esc_attr($instance['title']);
        $view       = isset($instance['view']) ? (bool) $instance['view'] : true;

        ?>
            <p>
                <label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Widget Title', 'woothemes'); ?></label>
                <input class="widefat" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" type="text" value="<?php echo $title; ?>" />
            </p>
            <p>
                <input class="checkbox" type="checkbox" <?php checked($view); ?> id="<?php echo $this->get_field_id('view'); ?>" name="<?php echo $this->get_field_name('view'); ?>" />
                <label for="<?php echo $this->get_field_id('view'); ?>"><?php _e('Display as dropdown ?', 'dahztheme'); ?></label>
            </p>
        <?php
    }

/********* Starting Skill_Level Widget Update Function *********/

    function update($new_instance, $old_instance) {
        $instance           = $old_instance;
        $instance['title']  = strip_tags($new_instance['title']);
        $instance['view']   = strip_tags($new_instance['view']);

        return $instance;

    }

}
register_widget( 'Skill_Level_Widget' );