<?php
/**
 * Theme functions and definitions.
 *
 * Sets up the theme and provides some helper functions
 *
 * When using a child theme (see http://codex.wordpress.org/Theme_Development
 * and http://codex.wordpress.org/Child_Themes), you can override certain
 * functions (those wrapped in a function_exists() call) by defining them first
 * in your child theme's functions.php file. The child theme's functions.php
 * file is included before the parent theme's file, so the child theme
 * functions would be used.
 *
 *
 * For more information on hooks, actions, and filters,
 * see http://codex.wordpress.org/Plugin_API
 *
 * @package Ocean WordPress theme
 */

// Theme info for the welcome page
function ocean_get_theme_info() {
	return array(
		'name'        => 'Ocean',
		'dir'         => get_template_directory_uri() .'/inc/',
	);
}

// Core Constants
define( 'OCEAN_THEME_DIR', get_template_directory() );
define( 'OCEAN_THEME_URI', get_template_directory_uri() );

// Auto update
require_once( OCEAN_THEME_DIR .'/inc/wp-updates.php' );
new WPUpdatesThemeUpdater_1878( 'http://wp-updates.com/api/2/theme', basename( get_template_directory() ) );

class OCEAN_Theme_Class {

	/**
	 * Main Theme Class Constructor
	 *
	 * @since   1.0.0
	 */
	public function __construct() {

		// Define constants
		add_action( 'after_setup_theme', array( 'OCEAN_Theme_Class', 'constants' ), 0 );

		// Load all core theme function files
		add_action( 'after_setup_theme', array( 'OCEAN_Theme_Class', 'include_functions' ), 1 );

		// Load configuration classes
		add_action( 'after_setup_theme', array( 'OCEAN_Theme_Class', 'configs' ), 3 );

		// Load framework classes
		add_action( 'after_setup_theme', array( 'OCEAN_Theme_Class', 'classes' ), 4 );

		// Setup theme => add_theme_support, register_nav_menus, load_theme_textdomain, etc
		add_action( 'after_setup_theme', array( 'OCEAN_Theme_Class', 'theme_setup' ), 10 );

		// Run after switch theme
		add_action( 'after_switch_theme', array( 'OCEAN_Theme_Class', 'after_switch_theme' ) );

		// Load custom widgets
		add_action( 'after_setup_theme', array( 'OCEAN_Theme_Class', 'custom_widgets' ), 5 );

		// register sidebar widget areas
		add_action( 'widgets_init', array( 'OCEAN_Theme_Class', 'register_sidebars' ) );

		/** Admin only actions **/
		if ( is_admin() ) {

			// Load scripts in the WP admin
			add_action( 'admin_enqueue_scripts', array( 'OCEAN_Theme_Class', 'admin_scripts' ) );

			// Outputs custom CSS for the admin
			add_action( 'admin_head', array( 'OCEAN_Theme_Class', 'admin_inline_css' ) );

			// Remove ocean_term_data when a term is removed
			add_action( 'delete_term', array( 'OCEAN_Theme_Class', 'delete_term' ), 5 );

		/** Non Admin actions **/
		} else {

			// Load theme CSS
			add_action( 'wp_enqueue_scripts', array( 'OCEAN_Theme_Class', 'theme_css' ) );

			// Load responsive CSS - must be added last
			add_action( 'wp_enqueue_scripts', array( 'OCEAN_Theme_Class', 'responsive_css' ), 99 );

			// Load theme js
			add_action( 'wp_enqueue_scripts', array( 'OCEAN_Theme_Class', 'theme_js' ) );

			// Add meta viewport tag to header
			add_action( 'wp_head', array( 'OCEAN_Theme_Class', 'meta_viewport' ), 1 );

			// Add theme meta generator
			add_action( 'wp_head', array( 'OCEAN_Theme_Class', 'theme_meta_generator' ), 1 );

			// Add an X-UA-Compatible header
			add_filter( 'wp_headers', array( 'OCEAN_Theme_Class', 'x_ua_compatible_headers' ) );

			// Browser dependent CSS
			add_action( 'wp_head', array( 'OCEAN_Theme_Class', 'browser_dependent_css' ) );

			// Loads html5 shiv script
			add_action( 'wp_head', array( 'OCEAN_Theme_Class', 'html5_shiv' ) );

			// Outputs custom CSS to the head
			add_action( 'wp_head', array( 'OCEAN_Theme_Class', 'custom_css' ), 9999 );

			// Alter tagcloud widget to display all tags with 1em font size
			add_filter( 'widget_tag_cloud_args', array( 'OCEAN_Theme_Class', 'widget_tag_cloud_args' ) );

			// Alter WP categories widget to display count inside a span
			add_filter( 'wp_list_categories', array( 'OCEAN_Theme_Class', 'wp_list_categories_args' ) );

			// Add a responsive wrapper to the WordPress oembed output
			add_filter( 'embed_oembed_html', array( 'OCEAN_Theme_Class', 'add_responsive_wrap_to_oembeds' ), 99, 4 );

			// Allow for the use of shortcodes in the WordPress excerpt
			add_filter( 'the_excerpt', 'shortcode_unautop' );
			add_filter( 'the_excerpt', 'do_shortcode' );

			// Adds classes the post class
			add_filter( 'post_class', array( 'OCEAN_Theme_Class', 'post_class' ) );

			// Add schema markup to the authors post link
			add_filter( 'the_author_posts_link', array( 'OCEAN_Theme_Class', 'the_author_posts_link' ) );

		}

	}

	/**
	 * Define Constants
	 *
	 * @since   1.0.0
	 */
	public static function constants() {

		$version = self::theme_version();

		// Theme version
		define( 'OCEAN_THEME_VERSION', $version );

		// Javascript and CSS Paths
		define( 'OCEAN_JS_DIR_URI', OCEAN_THEME_URI .'/assets/js/' );
		define( 'OCEAN_CSS_DIR_URI', OCEAN_THEME_URI .'/assets/css/' );

		// Include Paths
		define( 'OCEAN_INC_DIR', OCEAN_THEME_DIR .'/inc/' );
		define( 'OCEAN_INC_DIR_URI', OCEAN_THEME_URI .'/inc/' );

		// Classes directory
		define( 'OCEAN_CLASSES_DIR', OCEAN_INC_DIR .'/classes/' );

		// Check if plugins are active
		define( 'OCEAN_WOOCOMMERCE_ACTIVE', class_exists( 'WooCommerce' ) );

	}

	/**
	 * Load all core theme function files
	 *
	 * @since 1.0.0
	 */
	public static function include_functions() {
		$dir = OCEAN_INC_DIR;
		require_once ( $dir .'helpers.php' );
		require_once ( $dir .'arrays.php' );
		require_once ( $dir .'body-classes.php' );
		require_once ( $dir .'fonts.php' );
		require_once ( $dir .'page-header.php' );
		require_once ( $dir .'walker/init.php' );
		require_once ( $dir .'walker/menu-walker.php' );
		require_once ( $dir .'post-classes.php' );
		require_once ( $dir .'comments-callback.php' );

		// Welcome page
		if ( ! defined( 'OCEAN_DISABLE_THEME_ABOUT_PAGE' ) ) {
			require_once( $dir .'welcome/welcome.php' );
		}
	}

	/**
	 * Configs for 3rd party plugins.
	 *
	 * @since 1.0.0
	 */
	public static function configs() {

		$dir = OCEAN_INC_DIR;

		// WooCommerce
		if ( OCEAN_WOOCOMMERCE_ACTIVE ) {
			require_once ( $dir .'woocommerce/woocommerce-config.php' );
		}

	}

	/**
	 * Returns current theme version
	 *
	 * @since   1.0.0
	 */
	public static function theme_version() {

		// Get theme data
		$theme = wp_get_theme();

		// Return theme version
		return $theme->get( 'Version' );

	}

	/**
	 * Load theme classes
	 *
	 * @since   1.0.0
	 */
	public static function classes() {

		// Classes Dir
		$dir = OCEAN_CLASSES_DIR;

		// Admin only classes
		if ( is_admin() ) {

			// Recommend plugins
			require_once( OCEAN_INC_DIR .'plugins/class-tgm-plugin-activation.php' );
			require_once( OCEAN_INC_DIR .'plugins/tgm-plugin-activation.php' );

		}

		// Front-end classes
		else {

			// Breadcrumbs class
			require_once( $dir .'breadcrumbs.php' );

		}

		// Customizer class
		require_once( OCEAN_INC_DIR .'customizer/customizer.php' );

		// Load the Updater class for ocean extensions
		require_once( OCEAN_INC_DIR .'classes/updater.php' );

	}

	/**
	 * Theme Setup
	 *
	 * @since   1.0.0
	 */
	public static function theme_setup() {

		// Load text domain
		load_theme_textdomain( 'ocean', OCEAN_THEME_DIR .'/languages' );

		// Get globals
		global $content_width;

		// Set content width based on theme's default design
		if ( ! isset( $content_width ) ) {
			$content_width = 1200;
		}

		// Register navigation menus
		register_nav_menus( array(
			'topbar_menu'     => esc_html__( 'Top Bar', 'ocean' ),
			'main_menu'       => esc_html__( 'Main', 'ocean' ),
			'footer_menu'     => esc_html__( 'Footer', 'ocean' )
		) );

		// Enable support for Post Formats
		add_theme_support( 'post-formats', array( 'video', 'gallery', 'audio', 'quote', 'link' ) );

		// Enable support for <title> tag
		add_theme_support( 'title-tag' );

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

		// Enable support for Post Thumbnails on posts and pages
		add_theme_support( 'post-thumbnails' );

		/**
		 * Enable support for site logo
		 */
		add_theme_support( 'custom-logo', array(
			'height'      => 45,
			'width'       => 164,
			'flex-height' => true,
			'flex-width'  => true,
		) );

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

		/**
		 *  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' );

		// Enable excerpts for pages.
		add_post_type_support( 'page', 'excerpt' );

		// Add editor style
		add_editor_style( 'editor-style.css' );

		// Declare support for selective refreshing of widgets.
		add_theme_support( 'customize-selective-refresh-widgets' );

	}

	/**
	 * Functions called after theme switch
	 *
	 * @since 1.0.0
	 */
	public static function after_switch_theme() {
		delete_metadata( 'user', null, 'tgmpa_dismissed_notice_ocean_theme', null, true );
	}

	/**
	 * Adds the meta tag to the site header
	 *
	 * @since 1.0.0
	 */
	public static function meta_viewport() {

		$viewport = '<meta name="viewport" content="width=device-width, initial-scale=1">';
		
		// Apply filters to the meta viewport for child theme tweaking
		echo apply_filters( 'ocean_meta_viewport', $viewport );

	}

	/**
	 * Adds meta generator for 
	 *
	 * @since 1.0.0
	 */
	public static function theme_meta_generator() {
		echo "\r\n";
		echo '<meta name="generator" content="ocean WordPress Theme '. OCEAN_THEME_VERSION .'" />';
		echo "\r\n";
	}

	/**
	 * Load scripts in the WP admin
	 *
	 * @since 1.0.0
	 */
	public static function admin_scripts( $hook ) {
		if ( $hook == 'nav-menus.php' ) {
			wp_enqueue_style( 'ocean-nav-menus', OCEAN_INC_DIR_URI .'walker/assets/nav-menus.css' );
		}
	}

	/**
	 * Load front-end scripts
	 *
	 * @since   1.0.0
	 */
	public static function theme_css() {

		// Define dir
		$dir = OCEAN_CSS_DIR_URI;
		$theme_version = OCEAN_THEME_VERSION;

		// Remove font awesome scripts from plugins
		wp_deregister_style( 'font-awesome' );
		wp_deregister_style( 'fontawesome' );

		// Load font awesome script
		wp_enqueue_style( 'font-awesome', $dir .'devs/font-awesome.min.css', false, '4.6.3' );

		// Register simple line icons script
		wp_enqueue_style( 'simple-line-icons', $dir .'devs/simple-line-icons.min.css', false, '2.2.2' );

		// Main Style.css File
		wp_enqueue_style( 'ocean-style', get_stylesheet_uri(), false, $theme_version );

	}

	/**
	 * Loads responsive css very last after all styles.
	 *
	 * @since 1.0.0
	 */
	public static function responsive_css() {
		wp_enqueue_style( 'ocean-responsive', OCEAN_CSS_DIR_URI .'ocean-responsive.min.css', false, OCEAN_THEME_VERSION );
	}

	/**
	 * Returns all js needed for the front-end
	 *
	 * @since 1.0.0
	 */
	public static function theme_js() {

		// Get js directory uri
		$dir = OCEAN_JS_DIR_URI;

		// Get current theme version
		$theme_version = OCEAN_THEME_VERSION;

		// Get localized array
		$localize_array = OCEAN_Theme_Class::localize_array();

		// Comment reply
		if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
			wp_enqueue_script( 'comment-reply' );
		}

		// WooCommerce quantity buttons
		if ( OCEAN_WOOCOMMERCE_ACTIVE ) {
			wp_enqueue_script( 'wc-quantity-increment', $dir .'dynamic/wc-quantity-increment.js', array( 'jquery' ), $theme_version, true );
		}

		// Load minified js
		wp_enqueue_script( 'ocean-main', $dir .'main.min.js', array( 'jquery' ), $theme_version, true );
		wp_localize_script( 'ocean-main', 'oceanLocalize', $localize_array );

	}

	/**
	 * Functions.js localize array
	 *
	 * @since 1.0.0
	 */
	public static function localize_array() {

		// Create array
		$array = array(
			'isRTL'                 => is_rtl(),
			'menuSearchStyle'       => ocean_menu_search_style(),
			'sidrSource'       		=> ocean_sidr_menu_source(),
			'sidrDisplace'       	=> get_theme_mod( 'ocean_mobile_menu_sidr_displace', true ) ?  true : false,
			'sidrSide'       		=> get_theme_mod( 'ocean_mobile_menu_sidr_direction', 'left' ),
			'sidrDropdownTarget'    => 'arrow',
			'customSelects'         => '.woocommerce-ordering .orderby, .cart-collaterals .cart_totals table select, #dropdown_product_cat, .widget_categories select, .widget_archive select, .single-product .variations_form .variations select',
		);

		// WooCart
		if ( OCEAN_WOOCOMMERCE_ACTIVE ) {
			$array['wooCartStyle'] 	= ocean_menu_cart_style();
		}

		// Apply filters and return array
		return apply_filters( 'ocean_localize_array', $array );
	}

	/**
	 * Add headers for IE to override IE's Compatibility View Settings
	 *
	 * @since 1.0.0
	 */
	public static function x_ua_compatible_headers( $headers ) {
		$headers['X-UA-Compatible'] = 'IE=edge';
		return $headers;
	}

	/**
	 * Adds CSS for ie8
	 * Applies the ocean_ie_8_url filter so you can alter your IE8 stylesheet URL
	 *
	 * @since 1.0.0
	 */
	public static function browser_dependent_css() {
		$ie_8 = apply_filters( 'ocean_ie8_stylesheet', OCEAN_CSS_DIR_URI .'ie8.css' );
		echo '<!--[if IE 8]><link rel="stylesheet" type="text/css" href="'. $ie_8 .'" media="screen"><![endif]-->';
		$ie_9 = apply_filters( 'ocean_ie9_stylesheet', OCEAN_CSS_DIR_URI .'ie9.css' );
		echo '<!--[if IE 9]><link rel="stylesheet" type="text/css" href="'. $ie_9 .'" media="screen"><![endif]-->';
	}

	/**
	 * Load HTML5 dependencies for IE8
	 *
	 * @since 1.0.0
	 */
	public static function html5_shiv() {
		echo '<!--[if lt IE 9]><script src="'. OCEAN_JS_DIR_URI .'html5.js"></script><![endif]-->';
	}

	/**
	 * Include all custom widget classes
	 *
	 * @since 1.0.0
	 */
	public static function custom_widgets() {

		// Define directory for widgets
		$dir = OCEAN_CLASSES_DIR .'widgets/';

		// Define array of custom widgets for the theme
		$widgets = apply_filters( 'ocean_custom_widgets', array(
			'about-me',
			'contact-info',
			'custom-links',
			'facebook',
			'flickr',
			'instagram',
			'mailchimp',
			'recent-posts',
			'social',
			'video',
		) );

		// Loop through widgets and load their files
		if ( $widgets && is_array( $widgets ) ) {
			foreach ( $widgets as $widget ) {
				if ( file_exists( $dir . $widget .'.php' ) ) {
					require_once( $dir . $widget .'.php' );
				}
			}
		}

	}

	/**
	 * Registers sidebars
	 *
	 * @since   1.0.0
	 */
	public static function register_sidebars() {

		// Sidebar
		register_sidebar( array(
			'name'			=> esc_html__( 'Sidebar', 'ocean' ),
			'id'			=> 'sidebar',
			'description'	=> esc_html__( 'Widgets in this area are used in the sidebar region.', 'ocean' ),
			'before_widget'	=> '<div class="sidebar-box %2$s clr">',
			'after_widget'	=> '</div>',
			'before_title'	=> '<h5 class="widget-title">',
			'after_title'	=> '</h5>',
		) );

		// Search Results Sidebar
		if ( get_theme_mod( 'ocean_search_custom_sidebar', true ) ) {
			register_sidebar( array(
				'name'			=> esc_html__( 'Search Results Sidebar', 'ocean' ),
				'id'			=> 'search_sidebar',
				'description'	=> esc_html__( 'Widgets in this area are used in the search result page.', 'ocean' ),
				'before_widget'	=> '<div class="sidebar-box %2$s clr">',
				'after_widget'	=> '</div>',
				'before_title'	=> '<h5 class="widget-title">',
				'after_title'	=> '</h5>',
			) );
		}

		// Footer 1
		register_sidebar( array(
			'name'			=> esc_html__( 'Footer 1', 'ocean' ),
			'id'			=> 'footer-one',
			'description'	=> esc_html__( 'Widgets in this area are used in the first footer region.', 'ocean' ),
			'before_widget'	=> '<div class="footer-widget %2$s clr">',
			'after_widget'	=> '</div>',
			'before_title'	=> '<h6 class="widget-title">',
			'after_title'	=> '</h6>',
		) );

		// Footer 2
		register_sidebar( array(
			'name'			=> esc_html__( 'Footer 2', 'ocean' ),
			'id'			=> 'footer-two',
			'description'	=> esc_html__( 'Widgets in this area are used in the second footer region.', 'ocean' ),
			'before_widget'	=> '<div class="footer-widget %2$s clr">',
			'after_widget'	=> '</div>',
			'before_title'	=> '<h6 class="widget-title">',
			'after_title'	=> '</h6>',
		) );

		// Footer 3
		register_sidebar( array(
			'name'			=> esc_html__( 'Footer 3', 'ocean' ),
			'id'			=> 'footer-three',
			'description'	=> esc_html__( 'Widgets in this area are used in the third footer region.', 'ocean' ),
			'before_widget'	=> '<div class="footer-widget %2$s clr">',
			'after_widget'	=> '</div>',
			'before_title'	=> '<h6 class="widget-title">',
			'after_title'	=> '</h6>',
		) );

		// Footer 4
		register_sidebar( array(
			'name'			=> esc_html__( 'Footer 4', 'ocean' ),
			'id'			=> 'footer-four',
			'description'	=> esc_html__( 'Widgets in this area are used in the fourth footer region.', 'ocean' ),
			'before_widget'	=> '<div class="footer-widget %2$s clr">',
			'after_widget'	=> '</div>',
			'before_title'	=> '<h6 class="widget-title">',
			'after_title'	=> '</h6>',
		) );

	}

	/**
	 * All theme functions hook into the ocean_head_css filter for this function.
	 *
	 * @since 1.0.0
	 */
	public static function custom_css( $output = NULL ) {

		// Add filter for adding custom css via other functions
		$output = apply_filters( 'ocean_head_css', $output );

		// Minify and output CSS in the wp_head
		if ( ! empty( $output ) ) {
			echo "<!-- Ocean CSS -->\n<style type=\"text/css\">\n" . wp_strip_all_tags( ocean_minify_css( $output ) ) . "\n</style>";
		}

	}

	/**
	 * Adds inline CSS for the admin
	 *
	 * @since 1.0.0
	 */
	public static function admin_inline_css() {
		echo '<style>div#setting-error-tgmpa{display:block;}</style>';
	}

	/**
	 * When a term is deleted, delete its data.
	 *
	 * @since 1.0.0
	 */
	public static function delete_term( $term_id ) {

		// If term id is defined
		if ( $term_id = absint( $term_id ) ) {
			
			// Get terms data
			$term_data = get_option( 'ocean_term_data' );

			// Remove key with term data
			if ( $term_data && isset( $term_data[$term_id] ) ) {
				unset( $term_data[$term_id] );
				update_option( 'ocean_term_data', $term_data );
			}

		}

	}

	/**
	 * Alters the default WordPress tag cloud widget arguments.
	 * Makes sure all font sizes for the cloud widget are set to 1em.
	 *
	 * @since 1.0.0 
	 */
	public static function widget_tag_cloud_args( $args ) {
		$args['largest']  = '0.923em';
		$args['smallest'] = '0.923em';
		$args['unit']     = 'em';
		return $args;
	}

	/**
	 * Alter wp list categories arguments.
	 * Adds a span around the counter for easier styling.
	 *
	 * @since 1.0.0
	 */
	public static function wp_list_categories_args( $links ) {
		$links = str_replace( '</a> (', '</a> <span class="cat-count-span">(', $links );
		$links = str_replace( ' )', ' )</span>', $links );
		return $links;
	}

	/**
	 * Alters the default oembed output.
	 * Adds special classes for responsive oembeds via CSS.
	 *
	 * @since 1.0.0
	 */
	public static function add_responsive_wrap_to_oembeds( $cache, $url, $attr, $post_ID ) {

		// Supported video embeds
		$hosts = apply_filters( 'ocean_oembed_responsive_hosts', array(
			'vimeo.com',
			'youtube.com',
			'blip.tv',
			'money.cnn.com',
			'dailymotion.com',
			'flickr.com',
			'hulu.com',
			'kickstarter.com',
			'vine.co',
			'soundcloud.com',
			'#http://((m|www)\.)?youtube\.com/watch.*#i',
	        '#https://((m|www)\.)?youtube\.com/watch.*#i',
	        '#http://((m|www)\.)?youtube\.com/playlist.*#i',
	        '#https://((m|www)\.)?youtube\.com/playlist.*#i',
	        '#http://youtu\.be/.*#i',
	        '#https://youtu\.be/.*#i',
	        '#https?://(.+\.)?vimeo\.com/.*#i',
	        '#https?://(www\.)?dailymotion\.com/.*#i',
	        '#https?://dai.ly/*#i',
	        '#https?://(www\.)?hulu\.com/watch/.*#i',
	        '#https?://wordpress.tv/.*#i',
	        '#https?://(www\.)?funnyordie\.com/videos/.*#i',
	        '#https?://vine.co/v/.*#i',
	        '#https?://(www\.)?collegehumor\.com/video/.*#i',
	        '#https?://(www\.|embed\.)?ted\.com/talks/.*#i'
		) );

		// Supports responsive
		$supports_responsive = false;

		// Check if responsive wrap should be added
		foreach( $hosts as $host ) {
			if ( strpos( $url, $host ) !== false ) {
				$supports_responsive = true;
				break; // no need to loop further
			}
		}

		// Output code
		if ( $supports_responsive ) {
			return '<p class="responsive-video-wrap clr">' . $cache . '</p>';
		} else {
			return '<div class="ocean-oembed-wrap clr">' . $cache . '</div>';
		}

	}

	/**
	 * Adds extra classes to the post_class() output
	 *
	 * @since 1.0.0
	 */
	public static function post_class( $classes ) {

		// Get post
		global $post;

		// Add entry class
		$classes[] = 'entry';

		// Add has media class
		if ( has_post_thumbnail()
			|| get_post_meta( $post->ID, 'ocean_post_oembed', true )
			|| get_post_meta( $post->ID, 'ocean_post_self_hosted_media', true )
			|| get_post_meta( $post->ID, 'ocean_post_video_embed', true )
		) {
			$classes[] = 'has-media';
		}

		// Return classes
		return $classes;

	}

	/**
	 * Add schema markup to the authors post link
	 *
	 * @since 1.0.0
	 */
	public static function the_author_posts_link( $link ) {

		// Add schema markup
		$schema = 'itemprop="author" itemscope="itemscope" itemtype="http://schema.org/Person"';
		if ( $schema ) {
			$link = str_replace( 'rel="author"', 'rel="author"'. $schema, $link );
		}

		// Return link
		return $link;

	}

}
$ocean_theme_class = new OCEAN_Theme_Class;