Recently Answered Questions

recent-answers-widget.php

<?php
/*
Plugin Name: Help - Recently Answered Questions
Description: Widget to display recently answers questions on help.hackshackers.com
Author: Benjamin J. Balter
Version: 1.0
Author URI: http://ben.balter.com
*/

class Recent_Answers_Widget extends WP_Widget {
	
	//default settings
	private $defaults = array( 
			'number' => 5,
			'title' => 'Recent Answers',
		);

	/**
	 * Init widget and register
	 */
	function __construct() {
		parent::WP_Widget( 'Recent_Answers_Widget', $name = 'Questions: Recently Answered' );
		add_action( 'widgets_init', create_function( '', 'return register_widget("Recent_Answers_Widget");' ) );
		
	}
	
	/**
	 * Callback to display widget contents
	 */
	function widget( $args, $instance ) {

		extract( $args );
		
		$args = array( 
				'number' => $instance['number'],
				'post_type' => 'answer',
		);
		
		$answers = get_posts( $args );
				 					
		echo $before_widget; 
 		
		echo $before_title . apply_filters( 'widget_title', $instance['title'] ) . $after_title;
		
		echo "<ol>";
		
		foreach ( $answers as $answer ) {
		
			$parent = get_post( $answer->post_parent );
			$user = get_userdata( $answer->post_author );
			
			echo '<li><a href="'. site_url( 'questions/user/' . $user->user_nicename . '/' ) . '" title="View ' . $user->display_name . '\'s profile">' . $user->display_name . '</a> on <a href="'. get_permalink( $answer->ID ) . '" title="View ' . get_the_title( $parent->ID ) . '">' . get_the_title( $parent->ID ) . "</a></li>";
		
		}
		
		echo "</ol>";	
		
		echo $after_widget;
		
	}
	
	/**
	 * Callback to display widget options form
	 */
	function form( $instance ) {
			
		foreach ( $this->defaults as $key => $value )
			if ( !isset( $instance[ $key ] ) )
				$instance[ $key ] = $value;
		
		?>
		<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 $instance['title']; ?>" />
		</p>
		<p>
		<label for="<?php echo $this->get_field_id('number'); ?>">Number of Users</label><br />
		<input class="small-text" id="<?php echo $this->get_field_id('number'); ?>" name="<?php echo $this->get_field_name('number'); ?>" type="text" value="<?php echo $instance['number']; ?>" />
		</p>
		<?php
	}
	
	/**
	 * Sanitizes options and saves
	 */
	function update( $new_instance, $old_instance ) {
	
		$instance = $old_instance;
		$instance['title'] = strip_tags( $new_instance['title'] );
		$instance['number'] = (int) $new_instance['number'];
	
		return $instance;
		
	}

}

new Recent_Answers_Widget;