Posted By

chasecrawford on 03/05/13

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Last Edited at 03/05/13 04:01am

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WordPress Widget: Display Single Post

/ Published in: PHP

A simple widget for displaying a single post in a dynamic sidebar. Originally developed to accommodate a WP user who wanted full control of which posts were displayed and what order they were on a certain page.

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<?php
/*
Plugin Name: Single Post
Plugin URI: http://ch4ze.com
Description: Define a widget for displaying a single post
Author: Chase Crawford
Author URI: http://ch4ze.com
Version: 0.1
*/
 
 
class singlePostWidget extends WP_Widget
{
  function singlePostWidget()
  {
    $widget_ops = array('classname' => 'singlePostWidget', 'description' => 'Displays a single post' );
    $this->WP_Widget('singlePostWidget', 'Single Post', $widget_ops);
  }
 
  function form($instance)
  {
    $instance = wp_parse_args( (array) $instance, array( 'pid' => '' ) );
    $pid = $instance['pid'];
    if($pid == '') {

$args = array(
	    'post_type' => 'post'
    );
    $the_query = new WP_Query($args);
    print '<select name="' . $this->get_field_name('pid') . '"><option value ="">Choose a post to display</option>';
    while ( $the_query->have_posts() ) :
	  $the_query->the_post();

print '<option value="' . get_the_ID() . '">' . get_the_title() . '</option>';

endwhile;
    print '</select>';

} else {

$post = query_posts('p=' . $pid);
    while ( have_posts() ) : the_post();

print "<strong>" . get_the_title() . "</strong>";

endwhile;

}

}
 
  function update($new_instance, $old_instance)
  {
    $instance = $old_instance;
    $instance['pid'] = $new_instance['pid'];
    return $instance;
  }
 
  function widget($args, $instance)
  {
    extract($args, EXTR_SKIP);
 
    $post = query_posts('p=' . $instance['pid']);
    while ( have_posts() ) : the_post();

/*=======================================================
           add template code to display your post here
      =======================================================*/

endwhile;

}
 
}
add_action( 'widgets_init', create_function('', 'return register_widget("singlePostWidget");') );?>

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