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DIR:/home/dna1981/public_html/SFC-Old/wp-content/themes/oceanwp/inc/walker/
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<?php
/**
 * Custom wp_nav_menu walker.
 *
 * @package OceanWP WordPress theme
 */

if ( ! class_exists( 'OceanWP_Custom_Nav_Walker' ) ) {
	class OceanWP_Custom_Nav_Walker extends Walker_Nav_Menu {
		/**
		 * Middle logo menu breaking point
		 *
		 * @access  private
		 * @var init
		 */
		private $break_point = null;

		/**
		 * Middle logo menu number of top level items displayed
		 *
		 * @access  private
		 * @var init
		 */
		private $displayed = 0;

		/**
		 * Starts the list before the elements are added.
		 *
		 * @since 3.0.0
		 *
		 * @see Walker::start_lvl()
		 *
		 * @param string   $output Used to append additional content (passed by reference).
		 * @param int      $depth  Depth of menu item. Used for padding.
		 * @param stdClass $args   An object of wp_nav_menu() arguments.
		 */
		public function start_lvl( &$output, $depth = 0, $args = null ) {
			$indent = str_repeat( "\t", $depth );

			// Megamenu columns
			$col = ! empty( $this->megamenu_col ) ? ( 'col-' . $this->megamenu_col . '' ) : 'col-2';

			if ( $depth === 0 && $this->megamenu != '' && 'full_screen' != oceanwp_header_style() && 'vertical' != oceanwp_header_style() ) {
				$output .= "\n$indent<ul class=\"megamenu " . $col . " sub-menu\">\n";
			} else {
				$output .= "\n$indent<ul class=\"sub-menu\">\n";
			}
		}

		/**
		 * Starts the element output.
		 *
		 * @since 3.0.0
		 * @since 4.4.0 The {@see 'nav_menu_item_args'} filter was added.
		 *
		 * @see Walker::start_el()
		 *
		 * @param string   $output Used to append additional content (passed by reference).
		 * @param WP_Post  $item   Menu item data object.
		 * @param int      $depth  Depth of menu item. Used for padding.
		 * @param stdClass $args   An object of wp_nav_menu() arguments.
		 * @param int      $id     Current item ID.
		 */
		public function start_el( &$output, $item, $depth = 0, $args = null, $id = 0 ) {
			$args = (object) $args;

			global $wp_query;
			$indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';

			// Set some vars
			if ( $depth === 0 ) {
				$this->megamenu            = get_post_meta( $item->ID, '_menu_item_megamenu', true );
				$this->megamenu_auto_width = get_post_meta( $item->ID, '_menu_item_megamenu_auto_width', true );
				$this->megamenu_col        = get_post_meta( $item->ID, '_menu_item_megamenu_col', true );
				$this->megamenu_heading    = get_post_meta( $item->ID, '_menu_item_megamenu_heading', true );
			}

			// Set up empty variable.
			$class_names = '';

			$classes   = empty( $item->classes ) ? array() : (array) $item->classes;
			$classes[] = 'menu-item-' . $item->ID;

			// Mega menu and Hide headings
			if ( $depth === 0 && $this->has_children && 'vertical' != oceanwp_header_style() ) {
				if ( $this->megamenu != '' && $this->megamenu_auto_width == '' ) {
					$classes[] = 'megamenu-li full-mega';
				} elseif ( $this->megamenu != '' && $this->megamenu_auto_width != '' ) {
					$classes[] = 'megamenu-li auto-mega';
				}

				if ( $this->megamenu != '' && $this->megamenu_heading != '' ) {
					$classes[] = 'hide-headings';
				}
			}

			// Latest post for menu item categories
			if ( $item->category_post != '' && $item->object == 'category' && 'vertical' != oceanwp_header_style() ) {
				$classes[] = 'menu-item-has-children megamenu-li full-mega mega-cat';
			}

			// Nav no click
			if ( $item->nolink != '' ) {
				$classes[] = 'nav-no-click';
			}

			/**
			 * Filters the arguments for a single nav menu item.
			 *
			 * @since 4.4.0
			 *
			 * @param stdClass $args  An object of wp_nav_menu() arguments.
			 * @param WP_Post  $item  Menu item data object.
			 * @param int      $depth Depth of menu item. Used for padding.
			 */
			$args = apply_filters( 'nav_menu_item_args', $args, $item, $depth );

			/**
			 * Filters the CSS class(es) applied to a menu item's list item element.
			 *
			 * @since 3.0.0
			 * @since 4.1.0 The `$depth` parameter was added.
			 *
			 * @param array    $classes The CSS classes that are applied to the menu item's `<li>` element.
			 * @param WP_Post  $item    The current menu item.
			 * @param stdClass $args    An object of wp_nav_menu() arguments.
			 * @param int      $depth   Depth of menu item. Used for padding.
			 */
			$class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args, $depth ) );
			$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';

			/**
			 * Filters the ID applied to a menu item's list item element.
			 *
			 * @since 3.0.1
			 * @since 4.1.0 The `$depth` parameter was added.
			 *
			 * @param string   $menu_id The ID that is applied to the menu item's `<li>` element.
			 * @param WP_Post  $item    The current menu item.
			 * @param stdClass $args    An object of wp_nav_menu() arguments.
			 * @param int      $depth   Depth of menu item. Used for padding.
			 */
			$id = apply_filters( 'nav_menu_item_id', 'menu-item-' . $item->ID, $item, $args, $depth );
			$id = $id ? ' id="' . esc_attr( $id ) . '"' : '';

			$output .= $indent . '<li' . $id . $class_names . '>';

			$atts           = array();
			$atts['title']  = ! empty( $item->attr_title ) ? $item->attr_title : '';
			$atts['target'] = ! empty( $item->target ) ? $item->target : '';
			$atts['rel']    = ! empty( $item->xfn ) ? $item->xfn : '';
			$atts['href']   = ! empty( $item->url ) ? $item->url : '';

			/**
			 * Filters the HTML attributes applied to a menu item's anchor element.
			 *
			 * @since 3.6.0
			 * @since 4.1.0 The `$depth` parameter was added.
			 *
			 * @param array $atts {
			 *     The HTML attributes applied to the menu item's `<a>` element, empty strings are ignored.
			 *
			 *     @type string $title  Title attribute.
			 *     @type string $target Target attribute.
			 *     @type string $rel    The rel attribute.
			 *     @type string $href   The href attribute.
			 * }
			 * @param WP_Post  $item  The current menu item.
			 * @param stdClass $args  An object of wp_nav_menu() arguments.
			 * @param int      $depth Depth of menu item. Used for padding.
			 */
			$atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args, $depth );

			$attributes = '';
			foreach ( $atts as $attr => $value ) {
				if ( ! empty( $value ) ) {
					$value       = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value );
					$attributes .= ' ' . $attr . '="' . $value . '"';
				}
			}

			/** This filter is documented in wp-includes/post-template.php */
			$title = apply_filters( 'the_title', $item->title, $item->ID );

			/**
			 * Filters a menu item's title.
			 *
			 * @since 4.4.0
			 *
			 * @param string   $title The menu item's title.
			 * @param WP_Post  $item  The current menu item.
			 * @param stdClass $args  An object of wp_nav_menu() arguments.
			 * @param int      $depth Depth of menu item. Used for padding.
			 */
			$title = apply_filters( 'nav_menu_item_title', $title, $item, $args, $depth );

			// Output
			$item_output = $args->before;

			$item_output .= '<a' . $attributes . ' class="menu-link">';

			$item_output .= $args->link_before . $title . $args->link_after;

			// Description
			if ( $item->description && 0 != $depth ) {
				$item_output .= '<span class="nav-content">' . $item->description . '</span>';
			}

			$item_output .= '</a>';

			if ( ( $item->template || $item->mega_template ) && $this->megamenu != '' && 'vertical' != oceanwp_header_style() ) {
				ob_start();
					include OCEANWP_INC_DIR . 'walker/template.php';
					$template_content = ob_get_contents();
				ob_end_clean();
				$item_output .= $template_content;
			}

			if ( $item->megamenu_widgetarea && $this->megamenu != '' && 'vertical' != oceanwp_header_style() ) {
				ob_start();
					dynamic_sidebar( $item->megamenu_widgetarea );
					$sidebar_content = ob_get_contents();
				ob_end_clean();
				$item_output .= $sidebar_content;
			}

			$item_output .= $args->after;

			/**
			 * Filters a menu item's starting output.
			 *
			 * The menu item's starting output only includes `$args->before`, the opening `<a>`,
			 * the menu item's title, the closing `</a>`, and `$args->after`. Currently, there is
			 * no filter for modifying the opening and closing `<li>` for a menu item.
			 *
			 * @since 3.0.0
			 *
			 * @param string   $item_output The menu item's starting HTML output.
			 * @param WP_Post  $item        Menu item data object.
			 * @param int      $depth       Depth of menu item. Used for padding.
			 * @param stdClass $args        An object of wp_nav_menu() arguments.
			 */
			$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args );

		}

		/**
		 * Ends the element output, if needed.
		 *
		 * @since 3.0.0
		 *
		 * @see Walker::end_el()
		 *
		 * @param string   $output Used to append additional content (passed by reference).
		 * @param WP_Post  $item   Page data object. Not used.
		 * @param int      $depth  Depth of page. Not Used.
		 * @param stdClass $args   An object of wp_nav_menu() arguments.
		 */
		public function end_el( &$output, $item, $depth = 0, $args = null ) {

			// Header style
			$header_style = oceanwp_header_style();

			if ( $depth === 0 && $item->category_post != ''
				&& 'full_screen' != $header_style && 'vertical' != $header_style ) {
				global $post;

				$output .= "\n<ul class=\"megamenu col-4 sub-menu\">\n";

					// Sub Categories ===============================================================
				if ( $item->category_post != '' && $item->object == 'category' ) {
					$no_sub_categories = $sub_categories_exists = $sub_categories = '';

					$query_args     = array(
						'child_of' => $item->object_id,
					);
					$sub_categories = get_categories( $query_args );

					// Check if the category doesn't contain any sub categories.
					if ( count( $sub_categories ) == 0 ) {
						$sub_categories    = array( $item->object_id );
						$no_sub_categories = true;
					}

					foreach ( $sub_categories as $category ) {

						if ( ! $no_sub_categories ) {
							$cat_id = $category->term_id;
						} else {
							$cat_id = $category;
						}

						$original_post = $post;
						$count         = 0;

						$args      = array(
							'posts_per_page'      => 4,
							'cat'                 => $cat_id,
							'no_found_rows'       => true,
							'ignore_sticky_posts' => true,
						);
						$cat_query = new WP_Query( $args );

						// Title
						$output .= '<h3 class="mega-cat-title">' . esc_html__( 'Latest in', 'oceanwp' ) . ' ' . get_cat_name( $cat_id ) . '</h3>';

						while ( $cat_query->have_posts() ) {

							// first post
							$count++;

							if ( $count == 1 ) {
								$classes = 'mega-cat-post first';
							} else {
								$classes = 'mega-cat-post';
							}

							$cat_query->the_post();

							$output .= '<li class="' . $classes . '">';

							if ( has_post_thumbnail() ) {

								// Image args.
								$img_args = array(
									'alt' => esc_attr( oceanwp_theme_strings( 'owp-string-read-more-article', false ) ) . ' ' . get_the_title(),
								);
								if ( oceanwp_get_schema_markup( 'image' ) ) {
									$img_args['itemprop'] = 'image';
								}

								$output .= '<a href="' . get_permalink() . '" class="mega-post-link">';

									$output .= get_the_post_thumbnail( get_the_ID(), 'medium', $img_args );

									$output .= '<span class="overlay"></span>';
								$output     .= '</a>';

								$output .= '<h3 class="mega-post-title"><a href="' . get_permalink() . '">' . get_the_title() . '</a></h3><div class="mega-post-date">' . oceanwp_icon( 'date', false ) . ' ' . get_the_date() . '</div>';

							}

							$output .= '</li>';
						}

						wp_reset_postdata();

					}

					$output .= '</ul>';
				}
			}

			// </li> output.
			$output .= '</li>';

		}

		/**
		 * Ends the list of after the elements are added.
		 *
		 * @since 3.0.0
		 *
		 * @see Walker::end_lvl()
		 *
		 * @param string   $output Used to append additional content (passed by reference).
		 * @param int      $depth  Depth of menu item. Used for padding.
		 * @param stdClass $args   An object of wp_nav_menu() arguments.
		 */
		public function end_lvl( &$output, $depth = 0, $args = null ) {
			$indent  = str_repeat( "\t", $depth );
			$output .= "$indent</ul>\n";
		}

		/**
		 * Icon if sub menu.
		 */
		public function display_element( $element, &$children_elements, $max_depth, $depth, $args, &$output ) {

			// Define vars
			$id_field             = $this->db_fields['id'];
			$header_style         = oceanwp_header_style();
			$full_screen_dropdown = '<span class="nav-arrow"></span>';

			if ( isset( $args[0] ) && is_object( $args[0] ) ) {
				$args[0]->has_children = ! empty( $children_elements[ $element->$id_field ] );
			}

			// Down Arrows
			if ( ! empty( $children_elements[ $element->$id_field ] ) && ( $depth == 0 )
				|| ( isset( $element->category_post ) && $element->category_post != '' ) && $element->object == 'category'
				&& 'full_screen' != $header_style ) {
				$element->classes[] = 'dropdown';
				if ( true == get_theme_mod( 'ocean_menu_arrow_down', true ) ) {
					( 'full_screen' == $header_style ) ? $element->title .= '' . $full_screen_dropdown : $element->title .= oceanwp_icon( 'angle_down', false, 'nav-arrow' );
				}
			}

			// Right/Left Arrows
			if ( ! empty( $children_elements[ $element->$id_field ] ) && ( $depth > 0 ) ) {
				$element->classes[] = 'dropdown';
				if ( true == get_theme_mod( 'ocean_menu_arrow_side', true ) ) {
					if ( is_rtl() ) {
						( 'full_screen' == $header_style ) ? $element->title .= $full_screen_dropdown : $element->title .= oceanwp_icon( 'angle_left', false, 'nav-arrow' );
					} else {
						( 'full_screen' == $header_style ) ? $element->title .= $full_screen_dropdown : $element->title .= oceanwp_icon( 'angle_right', false, 'nav-arrow' );
					}
				}
			}

			// Define walker
			Walker_Nav_Menu::display_element( $element, $children_elements, $max_depth, $depth, $args, $output );

		}

	}
}