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functions.php
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functions.php
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<?php
// =================================================================================
// E N Q U E U I N G S T Y L E S & S C R I P T S
function alisart_theme_enqueue_scripts()
{
// S T Y L E S
wp_enqueue_style('alisart_style', get_stylesheet_uri(), 'all');
wp_enqueue_style('font_awesome', 'https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.11.2/css/fontawesome.min.css', '5.11.2', 'all');
wp_enqueue_style('font_awesome_brands', 'https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.11.2/css/brands.min.css', '5.11.2', 'all');
wp_enqueue_style('google_fonts', 'https://fonts.googleapis.com/css?family=Oswald:200,300,400|Playfair+Display:400,700&display=swap', 'all');
// S C R I P T S
# last bool TRUE to load scripts in the footer
wp_enqueue_script('navToggler', get_template_directory_uri() . '/js/navToggler.js', false, false, true);
wp_enqueue_script('uiTweaks', get_template_directory_uri() . '/js/uiTweaks.js', false, false, true);
wp_enqueue_script('bioSwitcher', get_template_directory_uri() . '/js/bioSwitcher.js', false, false, true);
wp_register_script('lazysizes', 'https://cdnjs.cloudflare.com/ajax/libs/lazysizes/4.1.5/lazysizes.min.js', false, '4.1.5', true);
wp_enqueue_script('respimg', 'https://cdnjs.cloudflare.com/ajax/libs/lazysizes/4.1.5/plugins/respimg/ls.respimg.min.js', array('lazysizes'), '4.1.5', true);
# wp native versions need to be deregistered
wp_deregister_script('masonry');
wp_deregister_script('imagesLoaded');
# wp_register_script for those only needed as dependencies of some other script
wp_register_script('imagesLoaded', 'https://cdnjs.cloudflare.com/ajax/libs/jquery.imagesloaded/4.1.4/imagesloaded.pkgd.min.js', array('jquery'), '4.1.4', true);
wp_register_script('masonry', 'https://cdnjs.cloudflare.com/ajax/libs/masonry/4.2.2/masonry.pkgd.min.js', array('imagesLoaded'), '4.2.2', true);
wp_enqueue_script('masonryInitializer', get_template_directory_uri() . '/js/masonryInitializer.js', array('jquery', 'masonry'), false, true);
if ( is_home() ) {
wp_enqueue_script('indexScrollAnimations', get_template_directory_uri() . '/js/indexScrollAnimations.js', false, false, true);
wp_enqueue_script('masonryFilterLoader', get_template_directory_uri() . '/js/masonryFilterLoader.js', array('jquery', 'masonry'), false, true);
}
}
add_action('wp_enqueue_scripts', 'alisart_theme_enqueue_scripts');
// =================================================================================
// T H E M E S E T U P
function alisart_theme_setup()
{
add_theme_support('menus');
register_nav_menus(array(
'index-header__pages' => __('Index Header Menu - Pages', 'alisart_theme'),
'index-header__socials' => __('Index Header Menu - Socials', 'alisart_theme'),
'nav__pages' => __('Popup Menu - Pages', 'alisart_theme'),
'nav__pages-cats' => __('Popup Menu - Pages & Categories', 'alisart_theme'),
'nav__socials' => __('Popup Menu - Socials', 'alisart_theme'),
'footer__socials' => __('Footer Menu - Socials', 'alisart_theme'),
'footer__policies' => __('Footer Menu - Policies', 'alisart_theme')
));
add_theme_support('post-format', array('image', 'video'));
add_theme_support('post-thumbnails');
add_image_size('xsmall', 400);
add_image_size('small', 600);
# add_image_size( 'medium', 700, 9999 ) through admin settings
# add_image_size( 'large', 800, 9999 ) through admin settings
add_image_size('xlarge', 1000);
add_image_size('xxlarge', 1100);
add_image_size('xxxlarge', 1280);
# xlarges needed for full width smartphones and width2 masonry items
}
add_action('after_setup_theme', 'alisart_theme_setup');
// =================================================================================
// I M A G E S I Z E S
# @param string $sizes contains the already existing ones
function alisart_custom_sizes($sizes)
{
return array_merge($sizes, array(
'xsmall' => __('XS'),
'small' => __('S'),
'xlarge' => __('XL'),
'xxlarge' => __('XXL'),
'xxxlarge' => __('XXXL'),
));
}
add_filter('image_size_names_choose', 'alisart_custom_sizes', 10, 1);
# 10 is priority (default value), 1 is max args accepted (default value too)
// =================================================================================
// R E S P O N S I V E I M A G E S
function alisart_add_lazyload_class($content)
{
$content = mb_convert_encoding($content, 'HTML-ENTITIES', "UTF-8");
$document = new DOMDocument();
libxml_use_internal_errors(true);
$document->loadHTML(utf8_decode($content));
$imgs = $document->getElementsByTagName('img');
foreach ($imgs as $img) {
if ($img->hasAttribute('class')) {
$existing_class = $img->getAttribute('class');
if (strpos($existing_class, 'wp-post-image') !== false || strpos($existing_class, 'wp-image') !== false) {
$img->setAttribute('class', $existing_class . ' lazyload');
$img->setAttribute('data-sizes', 'auto');
$img_srcset = $img->getAttribute('srcset');
$img->removeAttribute('srcset'); // useless - it doesn't work
$img->setAttribute('data-srcset', $img_srcset);
}
}
}
$html = $document->saveHTML();
return $html;
}
add_filter('post_thumbnail_html', 'alisart_add_lazyload_class');
add_filter('the_content', 'alisart_add_lazyload_class');
// =================================================================================
// C U S T O M C L A S S T O C A T E G O R Y L I S T
# Added the same class as nav menus to more easily deal with current-cat in css and js files
function current_menu_item_class ($classes, $item) {
if (in_array('current-cat', $classes)){
$classes[] = 'current-menu-item ';
}
return $classes;
}
add_filter('category_css_class' , 'current_menu_item_class' , 10 , 2);
// =================================================================================
// C A T E G O R Y F I L T E R
function alisart_category_filter()
{
$query = new WP_Query(array(
'post_type' => 'post',
'tax_query' => array(
array(
'taxonomy' => 'category',
'field' => 'slug',
'terms' => $_POST["categorySlug"],
),
),
'post_status' => 'published'
));
if ($query->have_posts()) :
echo '<div class="grid">';
echo '<div class="grid__gutter"></div>';
while ($query->have_posts()) : $query->the_post();
get_template_part('content');
endwhile;
echo '</div>';
wp_reset_postdata();
endif;
wp_die();
}
add_action('wp_ajax_nopriv_alisart_category_filter', 'alisart_category_filter');
add_action('wp_ajax_alisart_category_filter', 'alisart_category_filter');
// =================================================================================
// I N F I N I T E S C R O L L
function alisart_infinite_scroll()
{
$query = new WP_Query(array(
'post_type' => 'post',
'tax_query' => array(
array(
'taxonomy' => 'category',
'field' => 'slug',
'terms' => $_POST["categorySlug"],
),
),
'post_status' => 'published',
'paged' => $_POST["page"] + 1
));
if ($query->have_posts()) :
while ($query->have_posts()) : $query->the_post();
get_template_part('content');
endwhile;
wp_reset_postdata();
endif;
wp_die();
}
add_action('wp_ajax_nopriv_alisart_infinite_scroll', 'alisart_infinite_scroll');
add_action('wp_ajax_alisart_infinite_scroll', 'alisart_infinite_scroll');