v1.0.0

.gitignore

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+# Compiled source
+*.com
+*.class
+*.dll
+*.exe
+*.o
+*.so
+
+# Packages
+*.7z
+*.dmg
+*.gz
+*.iso
+*.jar
+*.rar
+*.tar
+*.zip
+
+# Logs and databases
+*.log
+*.sql
+*.sqlite
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db

README.md

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+# Bootstrap 5 WordPress navbar walker
+[bootstrap-5-wordpress-navbar-walker](https://github.com/AlexWebLab/bootstrap-5-wordpress-navbar-walker)
+## How to use:
+
+```html
+<nav class="navbar navbar-expand-md navbar-light bg-light">
+    <div class="container-fluid">
+        <a class="navbar-brand" href="#">Navbar</a>
+        <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#main-menu" aria-controls="main-menu" aria-expanded="false" aria-label="Toggle navigation">
+            <span class="navbar-toggler-icon"></span>
+        </button>
+
+        <div class="collapse navbar-collapse" id="main-menu">
+            <?php
+            wp_nav_menu(array(
+                'theme_location' => 'main-menu',
+                'container' => false,
+                'menu_class' => '',
+                'fallback_cb' => '__return_false',
+                'items_wrap' => '<ul id="%1$s" class="navbar-nav me-auto mb-2 mb-md-0 %2$s">%3$s</ul>',
+                'depth' => 2,
+                'walker' => new bootstrap_5_wp_nav_menu_walker()
+            ));
+            ?>
+        </div>
+    </div>
+</nav>
+```

functions.php

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+<?php
+// bootstrap 5 wp_nav_menu walker
+class bootstrap_5_wp_nav_menu_walker extends Walker_Nav_menu
+{
+  function start_lvl(&$output, $depth = 0, $args = array())
+  {
+    $indent = str_repeat("\t", $depth);
+    $submenu = ($depth > 0) ? ' sub-menu' : '';
+    $output .= "\n$indent<ul class=\"dropdown-menu$submenu depth_$depth\">\n";
+  }
+
+  function start_el(&$output, $item, $depth = 0, $args = array(), $id = 0)
+  {
+
+    $indent = ($depth) ? str_repeat("\t", $depth) : '';
+
+    $li_attributes = '';
+    $class_names = $value = '';
+
+    $classes = empty($item->classes) ? array() : (array) $item->classes;
+
+    $classes[] = ($args->walker->has_children) ? 'dropdown' : '';
+    $classes[] = ($item->current || $item->current_item_ancestor) ? 'active' : '';
+    $classes[] = 'nav-item';
+    $classes[] = 'nav-item-' . $item->ID;
+    if ($depth && $args->walker->has_children) {
+      $classes[] = 'dropdown-menu dropdown-menu-end';
+    }
+
+    $class_names =  join(' ', apply_filters('nav_menu_css_class', array_filter($classes), $item, $args));
+    $class_names = ' class="' . esc_attr($class_names) . '"';
+
+    $id = apply_filters('nav_menu_item_id', 'menu-item-' . $item->ID, $item, $args);
+    $id = strlen($id) ? ' id="' . esc_attr($id) . '"' : '';
+
+    $output .= $indent . '<li ' . $id . $value . $class_names . $li_attributes . '>';
+
+    $attributes = !empty($item->attr_title) ? ' title="' . esc_attr($item->attr_title) . '"' : '';
+    $attributes .= !empty($item->target) ? ' target="' . esc_attr($item->target) . '"' : '';
+    $attributes .= !empty($item->xfn) ? ' rel="' . esc_attr($item->xfn) . '"' : '';
+    $attributes .= !empty($item->url) ? ' href="' . esc_attr($item->url) . '"' : '';
+
+    $attributes .= ($args->walker->has_children) ? ' class="nav-link dropdown-toggle" data-bs-toggle="dropdown" aria-haspopup="true" aria-expanded="false"' : ' class="nav-link"';
+
+    $item_output = $args->before;
+    $item_output .= ($depth > 0) ? '<a class="dropdown-item"' . $attributes . '>' : '<a' . $attributes . '>';
+    $item_output .= $args->link_before . apply_filters('the_title', $item->title, $item->ID) . $args->link_after;
+    $item_output .= '</a>';
+    $item_output .= $args->after;
+
+    $output .= apply_filters('walker_nav_menu_start_el', $item_output, $item, $depth, $args);
+  }
+}