Postcode Search

postcode-search.php

<?php

/* Template Name: SearchWP Supplemental Search Engine Postcode Search */

global $post;

// retrieve our search query if applicable
$query = isset( $_REQUEST['postcode'] ) ? sanitize_text_field( $_REQUEST['postcode'] ) : '';

?>

<form action="/" method="get" class="postcode-search m2-m3 t2-t5 d3-d8">
  <h1>Book your clean</h1>
  <div class="input-group">
    <input type="text" placeholder="Enter the first part of your postcode" name="postcode" value="<?php echo esc_attr( $query ); ?>" required pattern="[A-Za-z]{1,2}[0-9Rr][0-9A-Za-z]? [0-9][ABD-HJLNP-UW-Zabd-hjlnp-uw-z]{2}" />
    <input type="submit" id="search" value="<?php _e( 'Find a Cleaner', 'domestique2014' ); ?>" class="button" />
  </div><!-- END .input-group -->
</form><!-- END .postcode-search -->

<!-- TODO: Add code comments -->
<?php if( !empty( $query ) && class_exists( 'SearchWP' ) ) : ?>

  <?php
    // instantiate SearchWP
    $engine = SearchWP::instance();
    $supplementalSearchEngineName = 'postcode_finder';

    // perform the search
    $posts = $engine->search( $supplementalSearchEngineName, $query );

  ?>

  <?php if( !empty( $posts ) ) : ?>

    <?php // the loop ?>

    <?php foreach ( $posts as $post ): setup_postdata( $post ); ?>
      <?php // redirect to the post (postcode)
        wp_redirect( get_permalink( $post->ID ) ); exit;
      ?>
    <?php endforeach; ?>

    <?php wp_reset_postdata(); ?>

  <?php else : ?>
    Redirect to a "no branch" page <!-- TODO: Add redirect no branch page -->
  <?php endif; ?>

<?php endif; ?>