Displays most popular posts based on share count.
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| <?php | |
| /** | |
| * Core Functionality Plugin | |
| * | |
| * @package CoreFunctionality | |
| * @since 1.0.0 | |
| * @copyright Copyright (c) 2014, Bill Erickson & Jared Atchison | |
| * @license GPL-2.0+ | |
| */ | |
| /** | |
| * Popular Posts Widget | |
| * | |
| * @since 1.0.0 | |
| */ | |
| class EA_Popular_Widget extends WP_Widget { | |
| /** | |
| * Holds widget settings defaults, populated in constructor. | |
| * | |
| * @since 1.0.0 | |
| * @var array | |
| */ | |
| protected $defaults; | |
| /** | |
| * Constructor | |
| * | |
| * @since 1.0.0 | |
| */ | |
| function __construct() { | |
| // widget defaults | |
| $this->defaults = array( | |
| 'title' => '', | |
| 'count' => 3, | |
| ); | |
| // Widget Slug | |
| $widget_slug = 'widget_popular'; | |
| // widget basics | |
| $widget_ops = array( | |
| 'classname' => $widget_slug, | |
| 'description' => 'Displays popular posts based on share count.' | |
| ); | |
| // widget controls | |
| $control_ops = array( | |
| 'id_base' => $widget_slug, | |
| //'width' => '400', | |
| ); | |
| // load widget | |
| parent::__construct( $widget_slug, 'Popular Posts Widget', $widget_ops, $control_ops ); | |
| } | |
| /** | |
| * Outputs the HTML for this widget. | |
| * | |
| * @since 1.0.0 | |
| * @param array $args An array of standard parameters for widgets in this theme | |
| * @param array $instance An array of settings for this widget instance | |
| */ | |
| function widget( $args, $instance ) { | |
| extract( $args ); | |
| // Merge with defaults | |
| $instance = wp_parse_args( (array) $instance, $this->defaults ); | |
| echo $before_widget; | |
| $count = $instance['count'] ? (int) esc_attr( $instance['count'] ) : 3; | |
| $loop = new WP_Query( array( | |
| 'posts_per_page' => $count, | |
| 'orderby' => 'meta_value_num', | |
| 'meta_key' => 'ea_share_count_total', | |
| ) ); | |
| if( $loop->have_posts() ): | |
| if ( !empty( $instance['title'] ) ) { | |
| echo $before_title . apply_filters( 'widget_title', $instance['title'] ) . $after_title; | |
| } | |
| echo '<ul>'; | |
| while( $loop->have_posts() ): $loop->the_post(); | |
| // Format the post output however you like | |
| echo '<li><a href="' . get_permalink() . '">' . get_the_title() . '</a></li>'; | |
| endwhile; | |
| endif; | |
| wp_reset_postdata(); | |
| echo $after_widget; | |
| } | |
| /** | |
| * Deals with the settings when they are saved by the admin. Here is | |
| * where any validation should be dealt with. | |
| * | |
| * @since 1.0.0 | |
| * @param array $new_instance An array of new settings as submitted by the admin | |
| * @param array $old_instance An array of the previous settings | |
| * @return array The validated and (if necessary) amended settings | |
| */ | |
| function update( $new_instance, $old_instance ) { | |
| $new_instance['title'] = strip_tags( $new_instance['title'] ); | |
| $new_instance['count'] = (int) esc_attr( $new_instance['count'] ); | |
| return $new_instance; | |
| } | |
| /** | |
| * Displays the form for this widget on the Widgets page of the WP Admin area. | |
| * | |
| * @since 1.0.0 | |
| * @param array $instance An array of the current settings for this widget | |
| */ | |
| function form( $instance ) { | |
| // Merge with defaults | |
| $instance = wp_parse_args( (array) $instance, $this->defaults ); | |
| ?> | |
| <p> | |
| <label for="<?php echo $this->get_field_id( 'title' ); ?>">Title:</label> | |
| <input type="text" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo esc_attr( $instance['title'] ); ?>" class="widefat" /> | |
| </p> | |
| <p> | |
| <label for="<?php echo $this->get_field_id( 'count' ); ?>">How Many Posts:</label> | |
| <input type="text" id="<?php echo $this->get_field_id( 'count' ); ?>" name="<?php echo $this->get_field_name( 'count' ); ?>" value="<?php echo esc_attr( $instance['count'] ); ?>" class="widefat" /> | |
| </p> | |
| <?php | |
| } | |
| } | |
| add_action( 'widgets_init', create_function( '', "register_widget('EA_Popular_Widget');" ) ); |
