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Viewing / Editing File: class-shopper.php

<?php
/**
 * Shopper Class: The main class of theme
 * 
 * @author   WooThemes
 * @author   ShopperWP
 * @since    1.0.0
 * @package  shopper
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

if ( ! class_exists( 'Shopper' ) ) :

/**
	 * The main Shopper class to init & setup theme
	 * 
	 */

class Shopper
	{
		private static $structured_data;
		
		function __construct() {

add_action( 'after_setup_theme',          array( $this, 'setup' ) );
			add_action( 'widgets_init',               array( $this, 'widgets_init' ) );
			add_action( 'wp_enqueue_scripts',         array( $this, 'scripts' ),       10 );
			add_action( 'wp_enqueue_scripts',         array( $this, 'child_scripts' ), 30 );

// After WooCommerce.
			add_filter( 'body_class',                 array( $this, 'body_classes' ) );
			
			add_filter( 'the_content_more_link', 	  array( $this, 'modify_read_more_link' ) );

//add_filter( 'wp_page_menu_args',          array( $this, 'page_menu_args' ) );
			add_action( 'wp_footer',                  array( $this, 'get_structured_data' ) );
			
		}

/**
		 * Sets up theme defaults and registers support for various WordPress features.
		 *
		 * Note that this function is hooked into the after_setup_theme hook, which
		 * runs before the init hook. The init hook is too late for some features, such
		 * as indicating support for post thumbnails.
		 */
		public function setup() {

/*
			 * Make theme available for translation.
			 * Translations can be filed in the /languages/ directory.
			 * If you're building a theme based on Shopper, use a find and replace
			 * to change 'shopper' to the name of your theme in all the template files.
			 */

// Loads wp-content/languages/themes/shopper-it_IT.mo.
			load_theme_textdomain( 'shopper', trailingslashit( WP_LANG_DIR ) . 'themes/' );

// Loads wp-content/themes/child-theme-name/languages/it_IT.mo.
			load_theme_textdomain( 'shopper', get_stylesheet_directory() . '/languages' );

// Loads wp-content/themes/shopper/languages/it_IT.mo.
			load_theme_textdomain( 'shopper', get_template_directory() . '/languages' );

// Add default posts and comments RSS feed links to head.
			add_theme_support( 'automatic-feed-links' );

/*
			 * Let WordPress manage the document title.
			 * By adding theme support, we declare that this theme does not use a
			 * hard-coded <title> tag in the document head, and expect WordPress to
			 * provide it for us.
			 */
			add_theme_support( 'title-tag' );

/*
			 * Enable support for Post Thumbnails on posts and pages.
			 *
			 * @link https://developer.wordpress.org/themes/functionality/featured-images-post-thumbnails/
			 */
			add_theme_support( 'post-thumbnails' );

/**
			 * Enable support for site logo
			 */
			add_theme_support( 'custom-logo', array(
				'width'       => 210,
				'height'      => 73,				
				'flex-width'  => false,
				'flex-height'  => false,
			) );

// This theme uses wp_nav_menu() in two locations.
			register_nav_menus( array(
				'primary'   => __( 'Primary Menu', 'shopper' ),
				'secondary' => __( 'Secondary Menu', 'shopper' ),
				'footer'    => __( 'Footer Menu', 'shopper' ),
				'social'	=> __( 'Social Menu', 'shopper' ),
			) );

/*
			 * Switch default core markup for search form, comment form, and comments
			 * to output valid HTML5.
			 */
			add_theme_support( 'html5', array(
				'search-form',
				'comment-form',
				'comment-list',
				'gallery',
				'caption',
			) );

// Set up the WordPress core custom background feature.
			add_theme_support( 'custom-background', apply_filters( 'shopper_custom_background_args', array(
				'default-color' => 'ffffff',
				'default-image' => '',
			) ) );

/**
			 *  Add support for the Site Logo plugin and the site logo functionality in JetPack
			 *  https://github.com/automattic/site-logo
			 *  http://jetpack.me/
			 */
			add_theme_support( 'site-logo', array( 'size' => 'full' ) );

// Declare WooCommerce support.
			add_theme_support( 'woocommerce' );
			add_theme_support( 'wc-product-gallery-zoom' );
			add_theme_support( 'wc-product-gallery-lightbox' );
			add_theme_support( 'wc-product-gallery-slider' );

// Add theme support for selective refresh for widgets.
			add_theme_support( 'customize-selective-refresh-widgets' );
		}

/**
		 * Register widget area.
		 *
		 * @link http://codex.wordpress.org/Function_Reference/register_sidebar
		 */
		public function widgets_init() {
			$sidebar_args['sidebar'] = array(
				'name'          => __( 'Sidebar', 'shopper' ),
				'id'            => 'sidebar-1',
				'description'   => ''
			);

$sidebar_args['header'] = array(
				'name'        => __( 'Below Header', 'shopper' ),
				'id'          => 'header-1',
				'description' => __( 'Widgets added to this region will appear beneath the header and above the main content.', 'shopper' ),
			);
			$sidebar_args['primary'] = array(
				'name'        => __( 'Primary Widget', 'shopper' ),
				'id'          => 'primary-1',
				'description' => __( 'Widgets added to this region will appear on the right primary navigation bar.', 'shopper' ),
			);

$sidebar_args['shop'] = array(
				'name'        => __( 'Shop Sidebar', 'shopper' ),
				'id'          => 'shop-1',
				'description' => __( 'Widgets added to this region will appear beneath the shop sidebar.', 'shopper' ),
			);

$footer_widget_regions = apply_filters( 'shopper_footer_widget_regions', 4 );

for ( $i = 1; $i <= intval( $footer_widget_regions ); $i++ ) {
				$footer = sprintf( 'footer_%d', $i );

$sidebar_args[ $footer ] = array(
					'name'        => sprintf( __( 'Footer %d', 'shopper' ), $i ),
					'id'          => sprintf( 'footer-%d', $i ),
					'description' => sprintf( __( 'Widgetized Footer Region %d.', 'shopper' ), $i )
				);
			}

foreach ( $sidebar_args as $sidebar => $args ) {
				$widget_tags = array(
					'before_widget' => '<div id="%1$s" class="widget %2$s">',
					'after_widget'  => '</div>',
					'before_title'  => '<span class="gamma widget-title">',
					'after_title'   => '</span>'
				);

/**
				 * Dynamically generated filter hooks. Allow changing widget wrapper and title tags. See the list below.
				 *
				 * 'shopper_header_widget_tags'
				 * 'shopper_sidebar_widget_tags'
				 *
				 * shopper_footer_1_widget_tags
				 * shopper_footer_2_widget_tags
				 * shopper_footer_3_widget_tags
				 * shopper_footer_4_widget_tags
				 */
				$filter_hook = sprintf( 'shopper_%s_widget_tags', $sidebar );
				$widget_tags = apply_filters( $filter_hook, $widget_tags );

if ( is_array( $widget_tags ) ) {
					register_sidebar( $args + $widget_tags );
				}
			}
		}
		/**
		 * Enqueue scripts and styles.
		 *
		 * @since  1.0.0
		 */
		public function scripts() {
			
			global $shopper_version;

/**
			 * Styles
			 */
			wp_enqueue_style( 'shopper-style', get_template_directory_uri() . '/style.css', '', $shopper_version );

/**
			 * Fonts
			 */
			$google_fonts = apply_filters( 'shopper_google_font_families', array(
				'lato' => 'Lato:400,400i,700,700i,900',
			) );

$query_args = array(
				'family' => implode( '|', $google_fonts ),
				'subset' => urlencode( 'latin,latin-ext' ),
			);

$fonts_url = add_query_arg( $query_args, 'https://fonts.googleapis.com/css' );

wp_enqueue_style( 'shopper-fonts', $fonts_url, array(), null );

/**
			 * Scripts
			 */
			//wp_enqueue_script( 'shopper-navigation', get_template_directory_uri() . '/assets/js/navigation.js', array(), '20151215', true );
			
			wp_enqueue_script( 'shopper-skip-link-focus-fix', get_template_directory_uri() . '/assets/js/skip-link-focus-fix.js', array(), $shopper_version, true );

wp_enqueue_script( 'shopper-script', get_template_directory_uri() . '/assets/js/shopper.min.js', array('jquery'), $shopper_version, true );

if ( is_page_template( 'tpl-page-homepage.php' ) && has_post_thumbnail() ) {

wp_enqueue_script( 'rgbaster', get_template_directory_uri() . '/assets/js/vendor/rgbaster.min.js', array( 'jquery' ), '1.1.0', true );

wp_enqueue_script( 'shopper-homepage', get_template_directory_uri() . '/assets/js/homepage.min.js', array( 'jquery' ), $shopper_version, true );
				
			}

if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
				wp_enqueue_script( 'comment-reply' );
			}
		}
		
		/**
		 * Enqueue child theme stylesheet.
		 * A separate function is required as the child theme css needs to be enqueued _after_ the parent theme
		 *
		 * @since  1.0.0
		 */
		public function child_scripts() {
			if ( is_child_theme() ) {
				wp_enqueue_style( 'shopper-child-style', get_stylesheet_uri(), '' );
			}
		}

/**
		 * Get our wp_nav_menu() fallback, wp_page_menu(), to show a home link.
		 *
		 * @param array $args Configuration arguments.
		 * @since  1.0.0
		 * @return array
		 */
		public function page_menu_args( $args ) {
			$args['show_home'] = true;
			return $args;
		}

/**
		 * Adds custom classes to the array of body classes.
		 *
		 * @param array $classes Classes for the body element.
		 * @since  1.0.0
		 * @return array
		 */
		public function body_classes( $classes ) {
			// Adds a class of group-blog to blogs with more than 1 published author.
			if ( is_multi_author() ) {
				$classes[] = 'group-blog';
			}

if ( ! function_exists( 'woocommerce_breadcrumb' ) ) {
				$classes[]	= 'no-wc-breadcrumb';
			}

$cute = apply_filters( 'shopper_make_me_cute', false );

if ( true === $cute ) {
				$classes[] = 'shopper-cute';
			}

// If our main sidebar doesn't contain widgets, adjust the layout to be full-width.
			if ( ! is_active_sidebar( 'sidebar-1' ) ) {
				$classes[] = 'shopper-full-width-content';
			}

// Add class when using homepage template + featured image
			if ( is_page_template( 'tpl-page-homepage.php' ) && has_post_thumbnail() ) {
				$classes[] = 'has-post-thumbnail';
			}

return $classes;
		}

/**
		 * Sets `self::structured_data`.
		 *
		 * @param array $json
		 */
		public static function set_structured_data( $json ) {
			if ( ! is_array( $json ) ) {
				return;
			}

self::$structured_data[] = $json;
		}

/**
		 * Outputs structured data.
		 *
		 * Hooked into `wp_footer` action hook.
		 */
		public function get_structured_data() {
			if ( ! self::$structured_data ) {
				return;
			}

$structured_data['@context'] = 'http://schema.org/';

if ( count( self::$structured_data ) > 1 ) {
				$structured_data['@graph'] = self::$structured_data;
			} else {
				$structured_data = $structured_data + self::$structured_data[0];
			}

echo '<script type="application/ld+json">' . wp_json_encode( $this->sanitize_structured_data( $structured_data ) ) . '</script>';
		}

/**
		 * Sanitizes structured data.
		 *
		 * @param  array $data
		 * @return array
		 */
		public function sanitize_structured_data( $data ) {
			$sanitized = array();

foreach ( $data as $key => $value ) {
				if ( is_array( $value ) ) {
					$sanitized_value = $this->sanitize_structured_data( $value );
				} else {
					$sanitized_value = sanitize_text_field( $value );
				}

$sanitized[ sanitize_text_field( $key ) ] = $sanitized_value;
			}

return $sanitized;
		}

/**
		 * Modify readmore link
		 */
		function modify_read_more_link() {
    		return '<div class="align-center"><a class="more-link" href="' . esc_url( get_permalink() ) . '">'.__( 'Continue reading', 'shopper' ).'</a></div>';
		}

}

endif;

return new Shopper();

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