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@gareth-gillman
Last active October 26, 2016 14:36
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Custom Post Type WordPress Recent Posts Widget
<?php
class WP_Widget_NANE_Recent_Posts extends WP_Widget {
public function __construct() {
$widget_ops = array('classname' => 'widget_recent_entries', 'description' => __( "Your site&#8217;s most recent Posts.", "textdomain") );
parent::__construct('recent-posts', __('Recent Posts', 'textdomain'), $widget_ops, 'textdomain');
$this->alt_option_name = 'widget_recent_entries';
add_action( 'save_post', array($this, 'flush_widget_cache') );
add_action( 'deleted_post', array($this, 'flush_widget_cache') );
add_action( 'switch_theme', array($this, 'flush_widget_cache') );
}
/**
* @param array $args
* @param array $instance
*/
public function widget( $args, $instance ) {
$cache = array();
if ( ! $this->is_preview() ) {
$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();
$title = ( ! empty( $instance['title'] ) ) ? $instance['title'] : __( 'Recent Posts' );
/** This filter is documented in wp-includes/default-widgets.php */
$title = apply_filters( 'widget_title', $title, $instance, $this->id_base );
$number = ( ! empty( $instance['number'] ) ) ? absint( $instance['number'] ) : 5;
if ( ! $number )
$number = 5;
$show_date = isset( $instance['show_date'] ) ? $instance['show_date'] : false;
/**
* Filter the arguments for the Recent Posts widget.
*
* @since 3.4.0
*
* @see WP_Query::get_posts()
*
* @param array $args An array of arguments used to retrieve the recent posts.
*/
$r = new WP_Query( apply_filters( 'widget_posts_args', array(
'posts_per_page' => $number,
'no_found_rows' => true,
'post_status' => 'publish',
'ignore_sticky_posts' => true,
'post_type' => 'post-type-name',
) ) );
if ($r->have_posts()) :
?>
<?php echo $args['before_widget']; ?>
<?php if ( $title ) {
echo $args['before_title'] . $title . $args['after_title'];
} ?>
<?php while ( $r->have_posts() ) : $r->the_post(); ?>
<div class="single-wid-post">
<a href="<?php the_permalink(); ?>">
<?php if(has_post_thumbnail()) {
the_post_thumbnail( 'recentposts-thumb', array( 'class' => 'alignleft' ));
}
?>
<h2><?php get_the_title() ? the_title() : the_ID(); ?></h2>
<?php if ( $show_date ) : ?>
<p><i class="fa fa-clock-o"></i> <?php echo get_the_date(); ?></p>
<?php endif; ?>
</a>
</div>
<?php endwhile; ?>
<?php echo $args['after_widget']; ?>
<?php
// Reset the global $the_post as this query will have stomped on it
wp_reset_postdata();
endif;
if ( ! $this->is_preview() ) {
$cache[ $args['widget_id'] ] = ob_get_flush();
wp_cache_set( 'widget_recent_posts', $cache, 'widget' );
} else {
ob_end_flush();
}
}
/**
* @param array $new_instance
* @param array $old_instance
* @return array
*/
public function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = strip_tags($new_instance['title']);
$instance['number'] = (int) $new_instance['number'];
$instance['show_date'] = isset( $new_instance['show_date'] ) ? (bool) $new_instance['show_date'] : false;
$this->flush_widget_cache();
$alloptions = wp_cache_get( 'alloptions', 'options' );
if ( isset($alloptions['widget_recent_entries']) )
delete_option('widget_recent_entries');
return $instance;
}
/**
* @access public
*/
public function flush_widget_cache() {
wp_cache_delete('widget_recent_posts', 'widget');
}
/**
* @param array $instance
*/
public function form( $instance ) {
$title = isset( $instance['title'] ) ? esc_attr( $instance['title'] ) : '';
$number = isset( $instance['number'] ) ? absint( $instance['number'] ) : 5;
$show_date = isset( $instance['show_date'] ) ? (bool) $instance['show_date'] : false;
?>
<p><label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:', 'textdomain' ); ?></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:', 'textdomain' ); ?></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><input class="checkbox" type="checkbox" <?php checked( $show_date ); ?> id="<?php echo $this->get_field_id( 'show_date' ); ?>" name="<?php echo $this->get_field_name( 'show_date' ); ?>" />
<label for="<?php echo $this->get_field_id( 'show_date' ); ?>"><?php _e( 'Display post date?', 'textdomain' ); ?></label></p>
<?php
}
}
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