wp-bootstrap / wp-bootstrap-navwalker

class-wp-bootstrap-navwalker.php

Spacing +85 added lines, -85 removed lines

@@ -20,7 +20,7 @@ 
 */
 
 /* Check if Class Exists. */
-if ( ! class_exists( 'WP_Bootstrap_Navwalker' ) ) {
+if ( ! class_exists('WP_Bootstrap_Navwalker')) {
 	/**
 	 * WP_Bootstrap_Navwalker class.
 	 *
@@ -39,17 +39,17 @@ 
 		 * @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 = array() ) {
-			if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
+		public function start_lvl(&$output, $depth = 0, $args = array()) {
+			if (isset($args->item_spacing) && 'discard' === $args->item_spacing) {
 				$t = '';
 				$n = '';
 			} else {
 				$t = "\t";
 				$n = "\n";
 			}
-			$indent = str_repeat( $t, $depth );
+			$indent = str_repeat($t, $depth);
 			// Default class to add to the file.
-			$classes = array( 'dropdown-menu' );
+			$classes = array('dropdown-menu');
 			/**
 			 * Filters the CSS class(es) applied to a menu list element.
 			 *
@@ -59,8 +59,8 @@ 
 			 * @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_submenu_css_class', $classes, $args, $depth ) );
-			$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';
+			$class_names = join(' ', apply_filters('nav_menu_submenu_css_class', $classes, $args, $depth));
+			$class_names = $class_names ? ' class="' . esc_attr($class_names) . '"' : '';
 			/**
 			 * The `.dropdown-menu` container needs to have a labelledby
 			 * attribute which points to it's trigger link.
@@ -69,11 +69,11 @@ 
 			 * link with an id that was added to the $output.
 			 */
 			// find all links with an id in the output.
-			preg_match_all( '/(<a.*?id=\"|\')(.*?)\"|\'.*?>/im', $output, $matches );
+			preg_match_all('/(<a.*?id=\"|\')(.*?)\"|\'.*?>/im', $output, $matches);
 			// with pointer at end of array check if we got an ID match.
-			if ( end( $matches[2] ) ) {
+			if (end($matches[2])) {
 				// build a string to use as aria-labelledby.
-				$lablledby = 'aria-labelledby="' . end( $matches[2] ) . '"';
+				$lablledby = 'aria-labelledby="' . end($matches[2]) . '"';
 			}
 			$output .= "{$n}{$indent}<ul$class_names $lablledby role=\"menu\">{$n}";
 		}
@@ -92,19 +92,19 @@ 
 		 * @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 = array(), $id = 0 ) {
-			if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
+		public function start_el(&$output, $item, $depth = 0, $args = array(), $id = 0) {
+			if (isset($args->item_spacing) && 'discard' === $args->item_spacing) {
 				$t = '';
 				$n = '';
 			} else {
 				$t = "\t";
 				$n = "\n";
 			}
-			$indent = ( $depth ) ? str_repeat( $t, $depth ) : '';
+			$indent = ($depth) ? str_repeat($t, $depth) : '';
 
 			$value       = '';
 			$class_names = $value;
-			$classes     = empty( $item->classes ) ? array() : (array) $item->classes;
+			$classes     = empty($item->classes) ? array() : (array) $item->classes;
 
 			// Initialize some holder variables to store specially handled item
 			// wrappers and icons.
@@ -113,7 +113,7 @@ 
 			$icon_class_string  = '';
 
 			// Loop and begin handling any special linkmod or icon classes.
-			foreach ( $classes as $key => $class ) {
+			foreach ($classes as $key => $class) {
 				/**
 				 * Find any custom link mods or icons, store in their holder
 				 * arrays and remove them from the classes array.
@@ -121,28 +121,28 @@ 
 				 * Supported linkmods: .disabled, .dropdown-header, .dropdown-divider
 				 * Supported iconsets: Font Awesome 4/5, Glypicons
 				 */
-				if ( preg_match( '/disabled/', $class ) ) {
+				if (preg_match('/disabled/', $class)) {
 					// Test for .disabled.
 					$extra_link_classes[] = $class;
-					unset( $classes[ $key ] );
-				} elseif ( preg_match( '/dropdown-header|dropdown-divider/', $class ) && $depth > 0 ) {
+					unset($classes[$key]);
+				} elseif (preg_match('/dropdown-header|dropdown-divider/', $class) && $depth > 0) {
 					// Test for .dropdown-header or .dropdown-divider and a
 					// depth greater than 0 - IE inside a dropdown.
 					$extra_link_classes[] = $class;
-					unset( $classes[ $key ] );
-				} elseif ( preg_match( '/fa-(\S*)?|fas(\s?)|fa(\s?)/', $class ) ) {
+					unset($classes[$key]);
+				} elseif (preg_match('/fa-(\S*)?|fas(\s?)|fa(\s?)/', $class)) {
 					// Font Awesome.
 					$icon_classes[] = $class;
-					unset( $classes[ $key ] );
-				} elseif ( preg_match( '/glyphicons-(\S*)?|glyphicons(\s?)/', $class ) ) {
+					unset($classes[$key]);
+				} elseif (preg_match('/glyphicons-(\S*)?|glyphicons(\s?)/', $class)) {
 					// Glyphicons.
 					$icon_classes[] = $class;
-					unset( $classes[ $key ] );
+					unset($classes[$key]);
 				}
 			} // End foreach().
 
 			// Join any icon classes plucked from $classes into a string.
-			$icon_class_string = join( ' ', $icon_classes );
+			$icon_class_string = join(' ', $icon_classes);
 
 			/**
 			 * Filters the arguments for a single nav menu item.
@@ -153,25 +153,25 @@ 
 			 * @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 );
+			$args = apply_filters('nav_menu_item_args', $args, $item, $depth);
 
 			$classes[] = 'menu-item-' . $item->ID;
 			$classes[] = 'nav-item';
 
 			// Add .dropdown or .active classes where they are needed.
-			if ( $args->has_children ) {
+			if ($args->has_children) {
 				$classes[] = 'dropdown';
 			}
-			if ( in_array( 'current-menu-item', $classes, true ) || in_array( 'current-menu-parent', $classes, true ) ) {
+			if (in_array('current-menu-item', $classes, true) || in_array('current-menu-parent', $classes, true)) {
 				$classes = 'active';
 			}
 
 			// Allow filtering the classes.
-			$classes = apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args, $depth );
+			$classes = apply_filters('nav_menu_css_class', array_filter($classes), $item, $args, $depth);
 
 			// Form a string of classes in format: class="class_names".
-			$class_names = join( ' ', $classes );
-			$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';
+			$class_names = join(' ', $classes);
+			$class_names = $class_names ? ' class="' . esc_attr($class_names) . '"' : '';
 
 			/**
 			 * Filters the ID applied to a menu item's list item element.
@@ -184,8 +184,8 @@ 
 			 * @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 ) . '"' : '';
+			$id = apply_filters('nav_menu_item_id', 'menu-item-' . $item->ID, $item, $args, $depth);
+			$id = $id ? ' id="' . esc_attr($id) . '"' : '';
 
 			$output .= $indent . '<li itemscope="itemscope" itemtype="https://www.schema.org/SiteNavigationElement"' . $id . $value . $class_names . '>';
 
@@ -194,16 +194,16 @@ 
 
 			// Set title from item to the $atts array - if title is empty then
 			// default to item title.
-			if ( empty( $item->attr_title ) ) {
-				$atts['title'] = ! empty( $item->title ) ? strip_tags( $item->title ) : '';
+			if (empty($item->attr_title)) {
+				$atts['title'] = ! empty($item->title) ? strip_tags($item->title) : '';
 			} else {
 				$atts['title'] = $item->attr_title;
 			}
 
-			$atts['target'] = ! empty( $item->target ) ? $item->target : '';
-			$atts['rel']    = ! empty( $item->xfn ) ? $item->xfn : '';
+			$atts['target'] = ! empty($item->target) ? $item->target : '';
+			$atts['rel']    = ! empty($item->xfn) ? $item->xfn : '';
 			// If item has_children add atts to <a>.
-			if ( $args->has_children && 0 === $depth && $args->depth > 1 ) {
+			if ($args->has_children && 0 === $depth && $args->depth > 1) {
 				$atts['href']          = '#';
 				$atts['data-toggle']   = 'dropdown';
 				$atts['aria-haspopup'] = 'true';
@@ -211,9 +211,9 @@ 
 				$atts['class']         = 'dropdown-toggle nav-link';
 				$atts['id']            = 'menu-item-dropdown-' . $item->ID;
 			} else {
-				$atts['href'] = ! empty( $item->url ) ? $item->url : '';
+				$atts['href'] = ! empty($item->url) ? $item->url : '';
 				// Items in dropdowns use .dropdown-item instead of .nav-link.
-				if ( $depth > 0 ) {
+				if ($depth > 0) {
 					$atts['class'] = 'dropdown-item';
 				} else {
 					$atts['class'] = 'nav-link';
@@ -225,40 +225,40 @@ 
 			$type_flag = '';
 			// Loop through the array of extra link classes plucked from the
 			// parent <li>s classes array.
-			if ( ! empty( $extra_link_classes ) ) {
-				foreach ( $extra_link_classes as $link_class ) {
-					if ( ! empty( $link_class ) ) {
+			if ( ! empty($extra_link_classes)) {
+				foreach ($extra_link_classes as $link_class) {
+					if ( ! empty($link_class)) {
 						// update $atts with the extra classname.
-						$atts['class'] .= ' ' . esc_attr( $link_class );
+						$atts['class'] .= ' ' . esc_attr($link_class);
 
 						// check for special class types we need additional handling for.
-						if ( 'disabled' === $link_class ) {
+						if ('disabled' === $link_class) {
 							// Convert link to '#' and unset open targets.
 							$atts['href'] = '#';
-							unset( $atts['target'] );
-						} elseif ( 'dropdown-header' === $link_class ) {
+							unset($atts['target']);
+						} elseif ('dropdown-header' === $link_class) {
 							// Store a type flag and unset href and target.
 							$type_flag = 'dropdown-header';
-							unset( $atts['href'] );
-							unset( $atts['target'] );
-						} elseif ( 'dropdown-divider' === $link_class ) {
+							unset($atts['href']);
+							unset($atts['target']);
+						} elseif ('dropdown-divider' === $link_class) {
 							// Store a type flag and unset href and target.
 							$type_flag = 'dropdown-divider';
-							unset( $atts['href'] );
-							unset( $atts['target'] );
+							unset($atts['href']);
+							unset($atts['target']);
 						}
 					}
 				}
 			}
 
 			// Allow filtering of the $atts array before using it.
-			$atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args );
+			$atts = apply_filters('nav_menu_link_attributes', $atts, $item, $args);
 
 			// Build a string of html containing all the atts for the item.
 			$attributes = '';
-			foreach ( $atts as $attr => $value ) {
-				if ( ! empty( $value ) ) {
-					$value       = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value );
+			foreach ($atts as $attr => $value) {
+				if ( ! empty($value)) {
+					$value       = ('href' === $attr) ? esc_url($value) : esc_attr($value);
 					$attributes .= ' ' . $attr . '="' . $value . '"';
 				}
 			}
@@ -272,11 +272,11 @@ 
 			 * This is the start of the internal nav item. Depending on what
 			 * kind of link mod we have we need different wrapper elements.
 			 */
-			if ( 'dropdown-header' === $type_flag ) {
+			if ('dropdown-header' === $type_flag) {
 				// For a header use a span with the .h6 class instead of a real
 				// header tag so that it doesn't confuse screen readers.
 				$item_output .= '<span class="dropdown-header h6"' . $attributes . '>';
-			} elseif ( 'dropdown-divider' === $type_flag ) {
+			} elseif ('dropdown-divider' === $type_flag) {
 				// this is a divider.
 				$item_output .= '<div class="dropdown-divider"' . $attributes . '>';
 			} else {
@@ -290,13 +290,13 @@ 
 			 * output inside of the item before the $title (the link text).
 			 */
 			$icon_html = '';
-			if ( ! empty( $icon_class_string ) ) {
+			if ( ! empty($icon_class_string)) {
 				// append an <i> with the icon classes to what is output before links.
-				$icon_html = '<i class="' . esc_attr( $icon_class_string ) . '" aria-hidden="true"></i> ';
+				$icon_html = '<i class="' . esc_attr($icon_class_string) . '" aria-hidden="true"></i> ';
 			}
 
 			/** This filter is documented in wp-includes/post-template.php */
-			$title = apply_filters( 'the_title', $item->title, $item->ID );
+			$title = apply_filters('the_title', $item->title, $item->ID);
 			/**
 			 * Filters a menu item's title.
 			 *
@@ -307,7 +307,7 @@ 
 			 * @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 );
+			$title = apply_filters('nav_menu_item_title', $title, $item, $args, $depth);
 
 			// Put the item contents into $output.
 			$item_output .= $args->link_before . $icon_html . $title . $args->link_after;
@@ -316,10 +316,10 @@ 
 			 * This is the end of the internal nav item. We need to close the
 			 * correct element depending on the type of link or link mod.
 			 */
-			if ( 'dropdown-header' === $type_flag ) {
+			if ('dropdown-header' === $type_flag) {
 				// this is a header.
 				$item_output .= '</span>';
-			} elseif ( 'dropdown-divider' === $type_flag ) {
+			} elseif ('dropdown-divider' === $type_flag) {
 				// this is a divider.
 				$item_output .= '</div>';
 			} else {
@@ -332,7 +332,7 @@ 
 			 * END appending the internal item contents to the output.
 			 */
 
-			$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args );
+			$output .= apply_filters('walker_nav_menu_start_el', $item_output, $item, $depth, $args);
 
 		}
 
@@ -357,14 +357,14 @@ 
 		 * @param array  $args              An array of arguments.
 		 * @param string $output            Used to append additional content (passed by reference).
 		 */
-		public function display_element( $element, &$children_elements, $max_depth, $depth, $args, &$output ) {
-			if ( ! $element ) {
+		public function display_element($element, &$children_elements, $max_depth, $depth, $args, &$output) {
+			if ( ! $element) {
 				return; }
 			$id_field = $this->db_fields['id'];
 			// Display this element.
-			if ( is_object( $args[0] ) ) {
-				$args[0]->has_children = ! empty( $children_elements[ $element->$id_field ] ); }
-			parent::display_element( $element, $children_elements, $max_depth, $depth, $args, $output );
+			if (is_object($args[0])) {
+				$args[0]->has_children = ! empty($children_elements[$element->$id_field]); }
+			parent::display_element($element, $children_elements, $max_depth, $depth, $args, $output);
 		}
 
 		/**
@@ -377,8 +377,8 @@ 
 		 *
 		 * @param array $args passed from the wp_nav_menu function.
 		 */
-		public static function fallback( $args ) {
-			if ( current_user_can( 'edit_theme_options' ) ) {
+		public static function fallback($args) {
+			if (current_user_can('edit_theme_options')) {
 
 				/* Get Arguments. */
 				$container       = $args['container'];
@@ -390,30 +390,30 @@ 
 				// initialize var to store fallback html.
 				$fallback_output = '';
 
-				if ( $container ) {
-					$fallback_output .= '<' . esc_attr( $container );
-					if ( $container_id ) {
-						$fallback_output .= ' id="' . esc_attr( $container_id ) . '"';
+				if ($container) {
+					$fallback_output .= '<' . esc_attr($container);
+					if ($container_id) {
+						$fallback_output .= ' id="' . esc_attr($container_id) . '"';
 					}
-					if ( $container_class ) {
-						$fallback_output .= ' class="' . esc_attr( $container_class ) . '"';
+					if ($container_class) {
+						$fallback_output .= ' class="' . esc_attr($container_class) . '"';
 					}
 					$fallback_output .= '>';
 				}
 				$fallback_output .= '<ul';
-				if ( $menu_id ) {
-					$fallback_output .= ' id="' . esc_attr( $menu_id ) . '"'; }
-				if ( $menu_class ) {
-					$fallback_output .= ' class="' . esc_attr( $menu_class ) . '"'; }
+				if ($menu_id) {
+					$fallback_output .= ' id="' . esc_attr($menu_id) . '"'; }
+				if ($menu_class) {
+					$fallback_output .= ' class="' . esc_attr($menu_class) . '"'; }
 				$fallback_output .= '>';
-				$fallback_output .= '<li><a href="' . esc_url( admin_url( 'nav-menus.php' ) ) . '" title="">' . esc_attr( 'Add a menu', '' ) . '</a></li>';
+				$fallback_output .= '<li><a href="' . esc_url(admin_url('nav-menus.php')) . '" title="">' . esc_attr('Add a menu', '') . '</a></li>';
 				$fallback_output .= '</ul>';
-				if ( $container ) {
-					$fallback_output .= '</' . esc_attr( $container ) . '>';
+				if ($container) {
+					$fallback_output .= '</' . esc_attr($container) . '>';
 				}
 
 				// if $args has 'echo' key and it's true echo, otherwise return.
-				if ( array_key_exists( 'echo', $args ) && $args['echo'] ) {
+				if (array_key_exists('echo', $args) && $args['echo']) {
 					echo $fallback_output; // WPCS: XSS OK.
 				} else {
 					return $fallback_output;