wp_ajax_find_posts()

function wp_ajax_find_posts() {
	check_ajax_referer( 'find-posts' );

	$post_types = get_post_types( array( 'public' => true ), 'objects' );
	unset( $post_types['attachment'] );

	$s = wp_unslash( $_POST['ps'] );
	$args = array(
		'post_type' => array_keys( $post_types ),
		'post_status' => 'any',
		'posts_per_page' => 50,
	);
	if ( '' !== $s )
		$args['s'] = $s;

	$posts = get_posts( $args );

	if ( ! $posts ) {
		wp_send_json_error( __( 'No items found.' ) );
	}

	$html = '<table class="widefat"><thead><tr><th class="found-radio"><br /></th><th>'.__('Title').'</th><th class="no-break">'.__('Type').'</th><th class="no-break">'.__('Date').'</th><th class="no-break">'.__('Status').'</th></tr></thead><tbody>';
	$alt = '';
	foreach ( $posts as $post ) {
		$title = trim( $post->post_title ) ? $post->post_title : __( '(no title)' );
		$alt = ( 'alternate' == $alt ) ? '' : 'alternate';

		switch ( $post->post_status ) {
			case 'publish' :
			case 'private' :
				$stat = __('Published');
				break;
			case 'future' :
				$stat = __('Scheduled');
				break;
			case 'pending' :
				$stat = __('Pending Review');
				break;
			case 'draft' :
				$stat = __('Draft');
				break;
		}

		if ( '0000-00-00 00:00:00' == $post->post_date ) {
			$time = '';
		} else {
			/* translators: date format in table columns, see https://secure.php.net/date */
			$time = mysql2date(__('Y/m/d'), $post->post_date);
		}

		$html .= '<tr class="' . trim( 'found-posts ' . $alt ) . '"><td class="found-radio"><input type="radio" id="found-'.$post->ID.'" name="found_post_id" value="' . esc_attr($post->ID) . '"></td>';
		$html .= '<td><label for="found-'.$post->ID.'">' . esc_html( $title ) . '</label></td><td class="no-break">' . esc_html( $post_types[$post->post_type]->labels->singular_name ) . '</td><td class="no-break">'.esc_html( $time ) . '</td><td class="no-break">' . esc_html( $stat ). ' </td></tr>' . "\n\n";
	}

	$html .= '</tbody></table>';

	wp_send_json_success( $html );
}