functions.php

<?php

function pageBanner($args = NULL) {
      
  if (!isset($args['title'])) {
    $args['title'] = get_the_title();
  }
 
  if (!isset($args['subtitle'])) {
    $args['subtitle'] = get_field('page_banner_subtitle');
  }
 
  if (!isset($args['photo'])) {
    if (get_field('page_banner_background_image') AND !is_archive() AND !is_home() ) {
      $args['photo'] = get_field('page_banner_background_image')['sizes']['pageBanner'];
    } else {
      $args['photo'] = get_theme_file_uri('/images/ocean.jpg');
    }
  }

  ?>

<div class="page-banner">
      <div class="page-banner__bg-image" style="background-image: url(<?php echo $args['photo']; ?>);"></div>
      <div class="page-banner__content container container--narrow">
        <h1 class="page-banner__title"><?php echo $args['title'] ?></h1>
        <div class="page-banner__intro">
          <p><?php echo $args['subtitle'] ?></p>
        </div>
      </div>
    </div>

<?php }

function enqueue_university_files() {
    // Enqueue scripts
    wp_enqueue_script('university_main-scripts', get_template_directory_uri() . '/build/index.js', array(), '1.0.0', true);
    wp_enqueue_style('theme-style', get_stylesheet_uri());
    // Enqueue styles
    wp_enqueue_style('font-awesome', '//maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css');
    wp_enqueue_style('university_main-styles', get_template_directory_uri() . '/build/style-index.css');
    wp_enqueue_style('university_custom-styles', get_template_directory_uri() . '/build/index.css');
    wp_enqueue_style('custom-google-fonts', '//fonts.googleapis.com/css?family=Roboto+Condensed:300,300i,400,400i,700,700i|Roboto:100,300,400,400i,700,700i');
}

add_action('wp_enqueue_scripts', 'enqueue_university_files');

function university_features() {
    add_theme_support('title-tag');
    add_theme_support('post-thumbnails');
    add_image_size('professorLandscape', 400, 260, true);
    add_image_size('professorPortrait', 480, 650, true);
    add_image_size('pageBanner', 1500, 350, true);
}

add_action('after_setup_theme', 'university_features');

function university_adjust_queries($query) {
 if (!is_admin() AND is_post_type_archive('program') AND is_main_query()) {
   $query->set('orderby', 'title');
   $query->set('order', 'ASC');
   $query->set('posts_per_page', -1);
 } 

  if (!is_admin() AND is_post_type_archive('event') AND $query->is_main_query()) {
    $today = date('Ymd');
    $query->set('meta_key', 'event_date');
    $query->set('orderby', 'meta_value_num');
    $query->set('order', 'ASC');
    $query->set('meta-query', array (
        array(
          'key' => 'event_date',
          'compare' => '>=',
          'value' => $today,
          'type' => 'numeric'
        ),
       ));
  }
}

add_action('pre_get_posts', 'university_adjust_queries');