Created
March 29, 2016 22:30
-
-
Save donchenko/dabead1d68c1e0355693a03b40a76abd to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/** | |
* Recent_Posts widget w/ category exclude class | |
* This allows specific Category IDs to be removed from the Sidebar Recent Posts list | |
* Copypasted from http://pastebin.com/jxDnqPqR | |
*/ | |
class WP_Widget_Recent_Posts_Exclude extends WP_Widget { | |
function __construct() { | |
$widget_ops = array('classname' => 'widget_recent_entries', 'description' => __( "The most recent posts on your site") ); | |
parent::__construct('recent-posts', __('Recent Posts with Exclude'), $widget_ops); | |
$this->alt_option_name = 'widget_recent_entries'; | |
add_action( 'save_post', array(&$this, 'flush_widget_cache') ); | |
add_action( 'deleted_post', array(&$this, 'flush_widget_cache') ); | |
add_action( 'switch_theme', array(&$this, 'flush_widget_cache') ); | |
} | |
function widget($args, $instance) { | |
$cache = wp_cache_get('widget_recent_posts', 'widget'); | |
if ( !is_array($cache) ) | |
$cache = array(); | |
if ( ! isset( $args['widget_id'] ) ) | |
$args['widget_id'] = $this->id; | |
if ( isset( $cache[ $args['widget_id'] ] ) ) { | |
echo $cache[ $args['widget_id'] ]; | |
return; | |
} | |
ob_start(); | |
extract($args); | |
$title = apply_filters('widget_title', empty($instance['title']) ? __('Recent Posts') : $instance['title'], $instance, $this->id_base); | |
if ( empty( $instance['number'] ) || ! $number = absint( $instance['number'] ) ) | |
$number = 10; | |
$exclude = empty( $instance['exclude'] ) ? '' : $instance['exclude']; | |
$r = new WP_Query(array('posts_per_page' => $number, 'no_found_rows' => true, 'post_status' => 'publish', 'ignore_sticky_posts' => true, 'category__not_in' => explode(',', $exclude) )); | |
if ($r->have_posts()) : | |
?> | |
<?php //echo print_r(explode(',', $exclude)); ?> | |
<?php echo $before_widget; ?> | |
<?php if ( $title ) echo $before_title . $title . $after_title; ?> | |
<ul> | |
<?php while ($r->have_posts()) : $r->the_post(); ?> | |
<li><a href="<?php the_permalink() ?>" title="<?php echo esc_attr(get_the_title() ? get_the_title() : get_the_ID()); ?>"><?php if ( get_the_title() ) the_title(); else the_ID(); ?></a></li> | |
<?php endwhile; ?> | |
</ul> | |
<?php echo $after_widget; ?> | |
<?php | |
// Reset the global $the_post as this query will have stomped on it | |
wp_reset_postdata(); | |
endif; | |
$cache[$args['widget_id']] = ob_get_flush(); | |
wp_cache_set('widget_recent_posts', $cache, 'widget'); | |
} | |
function update( $new_instance, $old_instance ) { | |
$instance = $old_instance; | |
$instance['title'] = strip_tags($new_instance['title']); | |
$instance['number'] = (int) $new_instance['number']; | |
$instance['exclude'] = strip_tags( $new_instance['exclude'] ); | |
$this->flush_widget_cache(); | |
$alloptions = wp_cache_get( 'alloptions', 'options' ); | |
if ( isset($alloptions['widget_recent_entries']) ) | |
delete_option('widget_recent_entries'); | |
return $instance; | |
} | |
function flush_widget_cache() { | |
wp_cache_delete('widget_recent_posts', 'widget'); | |
} | |
function form( $instance ) { | |
$title = isset($instance['title']) ? esc_attr($instance['title']) : ''; | |
$number = isset($instance['number']) ? absint($instance['number']) : 5; | |
$exclude = esc_attr( $instance['exclude'] ); | |
?> | |
<p><label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:'); ?></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><label for="<?php echo $this->get_field_id('number'); ?>"><?php _e('Number of posts to show:'); ?></label> | |
<input id="<?php echo $this->get_field_id('number'); ?>" name="<?php echo $this->get_field_name('number'); ?>" type="text" value="<?php echo $number; ?>" size="3" /></p> | |
<p> | |
<label for="<?php echo $this->get_field_id('exclude'); ?>"><?php _e( 'Exclude Category(s):' ); ?></label> <input type="text" value="<?php echo $exclude; ?>" name="<?php echo $this->get_field_name('exclude'); ?>" id="<?php echo $this->get_field_id('exclude'); ?>" class="widefat" /> | |
<br /> | |
<small><?php _e( 'Category IDs, separated by commas.' ); ?></small> | |
</p> | |
<?php | |
} | |
} | |
function WP_Widget_Recent_Posts_Exclude_init() { | |
unregister_widget('WP_Widget_Recent_Posts'); | |
register_widget('WP_Widget_Recent_Posts_Exclude'); | |
} | |
add_action('widgets_init', 'WP_Widget_Recent_Posts_Exclude_init'); | |
?> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment