Added configuration to enable/disable Clear Shopping Cart action in storefront

app/code/Magento/Checkout/Block/Cart/Grid.php

@@ -22,6 +22,11 @@ class Grid extends \Magento\Checkout\Block\Cart
      */
     const XPATH_CONFIG_NUMBER_ITEMS_TO_DISPLAY_PAGER = 'checkout/cart/number_items_to_display_pager';
 
+    /**
+     * Config settings path to enable clear shopping cart button
+     */
+    const XPATH_CONFIG_ENABLE_CLEAR_SHOPPING_CART = 'checkout/cart/enable_clear_shopping_cart';
+
     /**
      * @var \Magento\Quote\Model\ResourceModel\Quote\Item\Collection
      */
@@ -174,4 +179,17 @@ private function isPagerDisplayedOnPage()
         }
         return $this->isPagerDisplayed;
     }
+
+    /**
+     * Check if clear shopping cart button is enabled
+     *
+     * @return bool
+     */
+    public function isClearShoppingCartEnabled()
+    {
+        return (bool) $this->_scopeConfig->getValue(
+            self::XPATH_CONFIG_ENABLE_CLEAR_SHOPPING_CART,
+            \Magento\Store\Model\ScopeInterface::SCOPE_STORE
+        );
+    }
 }

app/code/Magento/Checkout/etc/adminhtml/system.xml

@@ -48,6 +48,10 @@
                     <label>Show Cross-sell Items in the Shopping Cart</label>
                     <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
                 </field>
+                <field id="enable_clear_shopping_cart" translate="label" type="select" sortOrder="20" showInDefault="1" showInWebsite="1" showInStore="1" canRestore="1">
+                    <label>Enable Clear Shopping Cart</label>
+                    <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
+                </field>
             </group>
             <group id="cart_link" translate="label" sortOrder="3" showInDefault="1" showInWebsite="1">
                 <label>My Cart Link</label>

app/code/Magento/Checkout/etc/config.xml

@@ -19,6 +19,7 @@
                 <redirect_to_cart>0</redirect_to_cart>
                 <number_items_to_display_pager>20</number_items_to_display_pager>
                 <crosssell_enabled>1</crosssell_enabled>
+                <enable_clear_shopping_cart>0</enable_clear_shopping_cart>
             </cart>
             <cart_link>
                 <use_qty>1</use_qty>

app/code/Magento/Checkout/i18n/en_US.csv

@@ -153,6 +153,8 @@ Shipping,Shipping
 "Maximum Number of Items to Display in Order Summary","Maximum Number of Items to Display in Order Summary"
 "Quote Lifetime (days)","Quote Lifetime (days)"
 "After Adding a Product Redirect to Shopping Cart","After Adding a Product Redirect to Shopping Cart"
+"Enable Clear Shopping Cart","Enable Clear Shopping Cart"
+"Are you sure you want to remove all items from your Shopping Cart?","Are you sure you want to remove all items from your Shopping Cart?"
 "Number of Items to Display Pager","Number of Items to Display Pager"
 "My Cart Link","My Cart Link"
 "Display Cart Summary","Display Cart Summary"

app/code/Magento/Checkout/view/frontend/templates/cart/form.phtml

@@ -56,14 +56,16 @@
                 <span><?= $block->escapeHtml(__('Continue Shopping')) ?></span>
             </a>
         <?php endif; ?>
-        <button type="button"
-                name="update_cart_action"
-                data-cart-empty=""
-                value="empty_cart"
-                title="<?= $block->escapeHtml(__('Clear Shopping Cart')) ?>"
-                class="action clear" id="empty_cart_button">
-            <span><?= $block->escapeHtml(__('Clear Shopping Cart')) ?></span>
-        </button>
+        <?php if ($block->isClearShoppingCartEnabled()) :?>
+            <button type="button"
+                    name="update_cart_action"
+                    data-cart-empty=""
+                    value="empty_cart"
+                    title="<?= $block->escapeHtml(__('Clear Shopping Cart')) ?>"
+                    class="action clear" id="empty_cart_button">
+                <span><?= $block->escapeHtml(__('Clear Shopping Cart')) ?></span>
+            </button>
+        <?php endif ?>
         <button type="submit"
                 name="update_cart_action"
                 data-cart-item-update=""
@@ -77,4 +79,3 @@
 </form>
 <?= $block->getChildHtml('checkout.cart.order.actions') ?>
 <?= $block->getChildHtml('shopping.cart.table.after') ?>
-

app/code/Magento/Checkout/view/frontend/web/js/shopping-cart.js

@@ -5,23 +5,32 @@
 
 define([
     'jquery',
-    'jquery-ui-modules/widget'
-], function ($) {
+    'Magento_Ui/js/modal/confirm',
+    'jquery-ui-modules/widget',
+    'mage/translate'
+], function ($, confirm) {
     'use strict';
 
     $.widget('mage.shoppingCart', {
         /** @inheritdoc */
         _create: function () {
-            var items, i, reload;
+            var items, i, reload, self = this;
 
             $(this.options.emptyCartButton).on('click', $.proxy(function () {
-                $(this.options.emptyCartButton).attr('name', 'update_cart_action_temp');
-                $(this.options.updateCartActionContainer)
-                    .attr('name', 'update_cart_action').attr('value', 'empty_cart');
+                confirm({
+                    content: $.mage.__('Are you sure you want to remove all items from your Shopping Cart?'),
+                    actions: {
+                        confirm: function () {
+                            $(self.options.emptyCartButton).attr('name', 'update_cart_action_temp');
+                            $(self.options.updateCartActionContainer)
+                                .attr('name', 'update_cart_action').attr('value', 'empty_cart');
 
-                if ($(this.options.emptyCartButton).parents('form').length > 0) {
-                    $(this.options.emptyCartButton).parents('form').submit();
-                }
+                            if ($(self.options.emptyCartButton).parents('form').length > 0) {
+                                $(self.options.emptyCartButton).parents('form').submit();
+                            }
+                        }
+                    }
+                });
             }, this));
             items = $.find('[data-role="cart-item-qty"]');
 

app/design/frontend/Magento/luma/web/css/source/_extends.less

@@ -1570,10 +1570,16 @@
         margin-bottom: @indent__base;
 
         .actions.main {
-            .continue,
-            .clear {
+            .continue {
                 display: none;
             }
+
+            .clear {
+                .lib-button-as-link(
+                    @_margin: 0 @indent__base 0 0
+                );
+                font-weight: @font-weight__regular;
+            }
         }
     }
 }