<?php

class popular_posts extends WP_Widget 
{
    function popular_posts() 
    {
        $widget_ops = array( 
            'classname' => 'popular-posts', 
            'description' => __('Show a list of popular posts, in order of comments, with a preview thumb.', 'yiw') 
        );

        $control_ops = array( 'id_base' => 'popular-posts' );

        $this->WP_Widget( 'popular-posts', 'Popular Posts', $widget_ops, $control_ops );
    }
    
    function widget( $args, $instance ) 
    {
        extract( $args );

        /* User-selected settings. */
        if( !isset( $instance['title'] ) )
            $instance['title'] = '';
            
        $title = apply_filters('widget_title', $instance['title'] );

        $items = isset( $instance['items']) ? $instance['items'] : '';
        $more_text = isset( $instance['more_text']) ? $instance['more_text'] : '';  
        $show_thumb = isset( $instance['show_thumb'] ) ? $instance['show_thumb'] : 'yes';
        $excerpt_length = isset( $instance['excerpt_length'] ) ? $instance['excerpt_length'] : 10;
        $date = ( isset( $instance['date_excerpt']) && $instance['date_excerpt']=='date' ) ? "true" : 'false';

        echo $before_widget;
        
        if ( $title ) echo $before_title . $title . $after_title;
        
        echo do_shortcode( "[popularpost items=\"$items\" more_text=\"$more_text\" show_thumb=\"$show_thumb\" excerpt=\"$excerpt_length\" date=\"$date\"]" );
        
        echo $after_widget;
    }

    function update( $new_instance, $old_instance ) 
    {
        $instance = $old_instance;

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

        $instance['show_thumb'] = $new_instance['show_thumb'];    
                                                                             
        $instance['items'] = $new_instance['items'];           

        $instance['more_text'] = $new_instance['more_text'];
        
        $instance['excerpt_length'] = $new_instance['excerpt_length'];
        
        $instance['date_excerpt'] = $new_instance['date_excerpt'];

        return $instance;
    }

    function form( $instance ) 
    {
        global $icons_name, $yiw_fxs, $yiw_easings;
        
        
        /* Impostazioni di default del widget */
        $defaults = array( 
            'title' => 'Popular Posts', 
            'items' => 3,     
            'show_thumb' => 'no',
            'more_text' => '|| ' . __( 'Read More', 'yiw' ),   
            'excerpt_length' => '10',
            'date_excerpt' => 'date'
        );
        
        $instance = wp_parse_args( (array) $instance, $defaults ); ?>
        
        <p>
            <label for="<?php echo $this->get_field_id( 'title' ); ?>">Title:
                 <input type="text" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo $instance['title']; ?>" class="widefat" />
            </label>
        </p>               
        
        <p>
            <label for="<?php echo $this->get_field_id( 'show_thumb' ); ?>"><?php _e( 'Show thumbnail', 'yiw' ) ?>:
                 <select id="<?php echo $this->get_field_id( 'show_thumb' ); ?>" name="<?php echo $this->get_field_name( 'show_thumb' ); ?>">
                    <option value="yes" <?php selected( $instance['show_thumb'], 'yes' ) ?>><?php _e( 'Yes', 'yiw' ) ?></option>
                    <option value="no" <?php selected( $instance['show_thumb'], 'no' ) ?>><?php _e( 'No', 'yiw' ) ?></option>
                 </select>
            </label>
        </p>
        
        <p>
            <label for="<?php echo $this->get_field_id( 'items' ); ?>">Items:
                 <input type="text" id="<?php echo $this->get_field_id( 'items' ); ?>" name="<?php echo $this->get_field_name( 'items' ); ?>" value="<?php echo $instance['items']; ?>" size="3" />
            </label>
        </p>
        
        <p>
            <label for="<?php echo $this->get_field_id( 'more_text' ); ?>">More Text:
                 <input type="text" id="<?php echo $this->get_field_id( 'more_text' ); ?>" name="<?php echo $this->get_field_name( 'more_text' ); ?>" value="<?php echo $instance['more_text']; ?>" class="widefat" />
            </label>
        </p>
        
        <p>
            <label for="<?php echo $this->get_field_id( 'date_excerpt' ); ?>"><?php _e( 'Show Post Date or Excerpt', 'yiw' ) ?>:
                 <select id="<?php echo $this->get_field_id( 'date_excerpt' ); ?>" name="<?php echo $this->get_field_name( 'date_excerpt' ); ?>">
                    <option value="date" <?php selected( $instance['date_excerpt'], 'date' ) ?>><?php _e( 'Date', 'yiw' ) ?></option>
                    <option value="excerpt" <?php selected( $instance['date_excerpt'], 'excerpt' ) ?>><?php _e( 'Excerpt', 'yiw' ) ?></option>
                 </select>
            </label>
        </p> 

                
        <p>
            <label for="<?php echo $this->get_field_id( 'excerpt_length' ); ?>">Excerpt Lenght:
                 <input type="text" id="<?php echo $this->get_field_id( 'excerpt_length' ); ?>" name="<?php echo $this->get_field_name( 'excerpt_length' ); ?>" value="<?php echo $instance['excerpt_length']; ?>"  size="3" />
            </label>
        </p>
    <?php
    }
}

?>