Featured Companies Widget

function.php

function featured_company_register_widgets() {

	if ( ! class_exists( 'WP_Job_Manager_Widget' ) ) {
		return;
	}

	/**
	 * Featured Companies Widget
	 */
	class WP_Job_Manager_Widget_Featured_Company extends WP_Job_Manager_Widget {

		/**
		 * Constructor
		 */
		public function __construct() {
			global $wp_post_types;

			$this->widget_cssclass    = 'job_manager widget_featured_companies';
			$this->widget_description = __( 'Display a list of featured company listings on your site.', 'wp-job-manager-company-listings' );
			$this->widget_id          = 'widget_featured_companies';
			$this->widget_name        = sprintf( __( 'Featured %s', 'wp-job-manager-company-listings' ), __( 'Company', 'wp-job-manager-company-listings' ) );
			$this->settings           = array(
				'title' => array(
					'type'  => 'text',
					'std'   => sprintf( __( 'Featured %s', 'wp-job-manager-company-listings' ), __( 'Company', 'wp-job-manager-company-listings' ) ),
					'label' => __( 'Title', 'wp-job-manager-company-listings' )
				),
				'number' => array(
					'type'  => 'number',
					'step'  => 1,
					'min'   => 1,
					'max'   => '',
					'std'   => 10,
					'label' => __( 'Number of listings to show', 'wp-job-manager-company-listings' )
				)
			);
			$this->register();
			add_filter( 'job_manager_get_listings', array( $this, 'job_manager_get_listings_filters' ), 10, 2 );
		}

		/**
		 * Queries job listings with certain criteria and returns them
		 * @see $query_args = apply_filters( 'job_manager_get_listings', $query_args, $args );
		 * @access public
		 * @return $query_args
		 */
		public function job_manager_get_listings_filters( $query_args, $args ) {
			$args = wp_parse_args( $args, array('company_featured' => null));

			if ( ! is_null( $args['company_featured'] ) ) {
				$query_args['meta_query'][] = array(
					'key'     => '_company_featured',
					'value'   => '1',
					'compare' => $args['company_featured'] ? '=' : '!='
				);
			}

			return $query_args;
		}

		/**
		 * widget function.
		 *
		 * @see WP_Widget
		 * @access public
		 * @param array $args
		 * @param array $instance
		 */
		public function widget( $args, $instance ) {

			if ( $this->get_cached_widget( $args ) ) {
				return;
			}

			ob_start();

			extract( $args );

			$title   = apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base );
			$number  = absint( $instance['number'] );
			$companies = get_job_listings( array(
				'posts_per_page' 	=> $number,
				'orderby'        	=> 'date',
				'order'          	=> 'DESC',
				'company_featured'	=> true
			) );

			if ( $companies->have_posts() ) : ?>

				<?php echo $before_widget; ?>

				<?php if ( $title ) echo $before_title . $title . $after_title; ?>

				<ul class="companies">

					<?php while ( $companies->have_posts() ) : $companies->the_post(); ?>

						<?php 
							get_job_manager_template_part( 'content-single', 'job_listing-company' );
							// Please refer content-single-job_listing-company.php for more option. 
						?>

					<?php endwhile; ?>

				</ul>

				<?php echo $after_widget; ?>

			<?php else : ?>

				<?php get_job_manager_template_part( 'content-widget', 'no-jobs-found' ); ?>

			<?php endif;

			wp_reset_postdata();

			$content = ob_get_clean();

			echo $content;

			$this->cache_widget( $args, $content );
		}
	}

	register_widget( 'WP_Job_Manager_Widget_Featured_Company' );
}

add_action( 'widgets_init', 'featured_company_register_widgets' );

/* Add the Featured Company fields to the admin */
add_filter( 'job_manager_job_listing_data_fields', 'admin_add_featured_company_field' );

function admin_add_featured_company_field( $fields ) {
	global $post;

	$current_user = wp_get_current_user();

	if ( $current_user->has_cap( 'manage_job_listings' ) ) {
		$fields['_company_featured'] = array(
			'label'       => __( 'Featured Company', 'wp-job-manager' ),
			'type'        => 'checkbox',
			'description' => __( 'Featured Companies will be set, and can be styled differently.', 'wp-job-manager' ),
			'priority'    => 8
		);
	}

  return $fields;
}