WordPress Advance Search

functions.php

<?php

$query = $_POST['query'];
$price = $_POST['price'];
$rooms = $_POST['rooms'];
$bedrooms = $_POST['bedrooms'];
$size = $_POST['size'];



$args = array('post_type' => 'post');

if(!empty($query)) {
	$args['s'] =  $query;
}

if(!empty($price)) {

	$min = explode('-', $price)[0];
	$max = explode('-', $price)[1];

	$args['meta_query'][] =  

	array(
		'key'     => 'price',
		'value'   => array( $min, $max),
		'type'    => 'numeric',
		'compare' => 'BETWEEN',
	);
}

if(!empty($rooms)) {
	$args['meta_query'][] =  

	array(
		'key'     => 'rooms',
		'value'   => $rooms,
		'type'    => 'numeric',
		'compare' => '=',
	);
}	

if(!empty($size)) {
	$args['meta_query'][] =  

	array(
		'key'     => 'size',
		'value'   => $size,
		'type'    => 'numeric',
		'compare' => '=',
	);
}

if(!empty($bedrooms)) {
	$args['meta_query'][] =  

	array(
		'key'     => 'bedroom',
		'value'   => $bedrooms,
		'type'    => 'numeric',
		'compare' => '=',
	);
}


$the_query  = new WP_Query($args);