tag * * USAGE IN THEME.LIQUID: * * * * @version 1.0.0 * @date 2026-01-14 * @project Rockwell Growth Marketing - Attribution Fix */ (function() { 'use strict'; // Configuration var UTM_STORAGE_KEY = 'rockwell_utm_data'; var UTM_EXPIRY_HOURS = 24; // How long to keep UTM data in localStorage // List of parameters to capture var CAPTURE_PARAMS = [ 'utm_source', 'utm_medium', 'utm_campaign', 'utm_content', 'utm_term', 'fbclid', // Meta/Facebook click ID 'gclid', // Google click ID 'ttclid', // TikTok click ID 'msclkid' // Microsoft/Bing click ID ]; /** * Parse URL parameters * @returns {Object} Key-value pairs of captured parameters */ function getUrlParams() { var params = {}; try { var searchParams = new URLSearchParams(window.location.search); CAPTURE_PARAMS.forEach(function(key) { var value = searchParams.get(key); if (value) { params[key] = value; } }); } catch (e) { // Fallback for older browsers var queryString = window.location.search.substring(1); if (queryString) { queryString.split('&').forEach(function(pair) { var parts = pair.split('='); var key = decodeURIComponent(parts[0]); var value = parts[1] ? decodeURIComponent(parts[1]) : ''; if (CAPTURE_PARAMS.indexOf(key) !== -1 && value) { params[key] = value; } }); } } return params; } /** * Store UTM data in sessionStorage (per-tab) * @param {Object} params - UTM parameters to store */ function storeInSession(params) { try { Object.keys(params).forEach(function(key) { sessionStorage.setItem(key, params[key]); }); // Also store landing page for reference sessionStorage.setItem('utm_landing_page', window.location.pathname); sessionStorage.setItem('utm_captured_at', new Date().toISOString()); } catch (e) { console.warn('[UTM Capture] sessionStorage not available:', e); } } /** * Store UTM data in localStorage (persists across tabs/sessions) * @param {Object} params - UTM parameters to store */ function storeInLocal(params) { try { var data = { params: params, landing_page: window.location.pathname, captured_at: new Date().getTime(), expires_at: new Date().getTime() + (UTM_EXPIRY_HOURS * 60 * 60 * 1000) }; localStorage.setItem(UTM_STORAGE_KEY, JSON.stringify(data)); } catch (e) { console.warn('[UTM Capture] localStorage not available:', e); } } /** * Get UTM data from localStorage (checks expiry) * @returns {Object|null} Stored UTM data or null if expired/not found */ function getStoredUtm() { try { var stored = localStorage.getItem(UTM_STORAGE_KEY); if (!stored) return null; var data = JSON.parse(stored); if (data.expires_at && new Date().getTime() > data.expires_at) { localStorage.removeItem(UTM_STORAGE_KEY); return null; } return data.params; } catch (e) { return null; } } /** * Main execution */ function init() { var urlParams = getUrlParams(); var hasParams = Object.keys(urlParams).length > 0; if (hasParams) { // New UTM parameters detected - store them storeInSession(urlParams); storeInLocal(urlParams); console.log('[UTM Capture] Parameters captured:', Object.keys(urlParams).join(', ')); } else { // No new params - check if we have stored data to restore to session var storedParams = getStoredUtm(); if (storedParams && Object.keys(storedParams).length > 0) { // Restore to session storage for consistency Object.keys(storedParams).forEach(function(key) { if (!sessionStorage.getItem(key)) { sessionStorage.setItem(key, storedParams[key]); } }); console.log('[UTM Capture] Restored from localStorage:', Object.keys(storedParams).join(', ')); } } } // Run when DOM is ready if (document.readyState === 'loading') { document.addEventListener('DOMContentLoaded', init); } else { init(); } // Expose utility function for other scripts window.RockwellUTM = { getParams: function() { var params = {}; CAPTURE_PARAMS.forEach(function(key) { var value = sessionStorage.getItem(key); if (value) params[key] = value; }); return params; }, getStoredParams: getStoredUtm }; })();

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Rockwell Razors vs. Henson Shaving

Trouble deciding? The table below lays out the differences between our razors including cost, materials used and level of personalization.

	Rockwell R1	Rockwell 2C	Rockwell 6C	Rockwell 6S	Rockwell T2

Price	$25	$40	$60	$120	$150
Features
Description	The Rockwell Rookie - Fixed to 1 mild setting	2 most popular settings: R1 & R3. R1 makes it impossible for a beginner to cut themselves.	The Lifetime Razor - All 6 Blade Angle Settings	The Heirloom - All 6 Blade Angle Settings in pure 316L Stainless Steel	Butterfly blade loading mechanism with an adjustable dial to fluidly switch between settings
Adjustability	1 Mild Shave Setting (R1)	2 Most Popular Shave Settings (R1 & R3)	All 6 Adjustable Shave Settings	All 6 Adjustable Shave Settings	All 6 Fluidly Adjustable Shave Settings
Materials	Chromed Alloy	Chromed Alloy	Chromed Alloy	316L Stainless Steel	Brass, Stainless Steel & Chromed Alloy
Available Finishes	White Chrome & Gunmetal	White Chrome & Gunmetal	White Chrome & Gunmetal	Matte Stainless Steel	White Chrome, Gunmetal, Brushed Chrome
Availability	Order Now	Order Now	Order Now	Order Now	Order Now

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tag * * DEPENDENCIES: Requires utm_capture.js to be loaded first * * HOW IT WORKS: * 1. Intercepts add-to-cart events (form submit and Ajax) * 2. Reads UTM params from sessionStorage * 3. Updates cart attributes via Shopify Ajax API * 4. Cart attributes persist through entire checkout flow * * @version 1.0.0 * @date 2026-01-14 * @project Rockwell Growth Marketing - Attribution Fix */ (function() { 'use strict'; // Configuration var DEBUG = false; // Set to true for console logging var CART_UPDATE_ENDPOINT = '/cart/update.js'; var ATTRIBUTE_PREFIX = ''; // Optional prefix for cart attributes // UTM parameters to store in cart var UTM_KEYS = [ 'utm_source', 'utm_medium', 'utm_campaign', 'utm_content', 'utm_term', 'fbclid', 'gclid' ]; /** * Get UTM parameters from storage * @returns {Object} UTM parameters */ function getUtmParams() { var params = {}; UTM_KEYS.forEach(function(key) { var value = sessionStorage.getItem(key); if (value) { params[ATTRIBUTE_PREFIX + key] = value; } }); // Add metadata var capturedAt = sessionStorage.getItem('utm_captured_at'); var landingPage = sessionStorage.getItem('utm_landing_page'); if (capturedAt) params[ATTRIBUTE_PREFIX + 'utm_captured_at'] = capturedAt; if (landingPage) params[ATTRIBUTE_PREFIX + 'utm_landing_page'] = landingPage; return params; } /** * Check if we have any UTM data to store * @returns {boolean} */ function hasUtmData() { return UTM_KEYS.some(function(key) { return sessionStorage.getItem(key); }); } /** * Update cart attributes via Shopify Ajax API * @returns {Promise} */ function updateCartAttributes() { if (!hasUtmData()) { if (DEBUG) console.log('[Cart Attributes] No UTM data to store'); return Promise.resolve(); } var attributes = getUtmParams(); if (DEBUG) console.log('[Cart Attributes] Updating cart with:', attributes); return fetch(CART_UPDATE_ENDPOINT, { method: 'POST', headers: { 'Content-Type': 'application/json', 'Accept': 'application/json' }, body: JSON.stringify({ attributes: attributes }) }) .then(function(response) { if (!response.ok) { throw new Error('Cart update failed: ' + response.status); } return response.json(); }) .then(function(cart) { if (DEBUG) console.log('[Cart Attributes] Cart updated successfully'); return cart; }) .catch(function(error) { console.warn('[Cart Attributes] Error updating cart:', error); throw error; }); } /** * Intercept form submissions for add-to-cart */ function interceptFormSubmit() { document.addEventListener('submit', function(event) { var form = event.target; // Check if this is an add-to-cart form if (form.action && form.action.indexOf('/cart/add') !== -1) { if (DEBUG) console.log('[Cart Attributes] Add-to-cart form detected'); // Update cart attributes after form processes // Using setTimeout to ensure cart is updated first setTimeout(function() { updateCartAttributes(); }, 500); } }); } /** * Intercept Ajax add-to-cart calls by patching fetch */ function interceptFetchCalls() { var originalFetch = window.fetch; window.fetch = function(url, options) { var promise = originalFetch.apply(this, arguments); // Check if this is a cart/add call if (typeof url === 'string' && url.indexOf('/cart/add') !== -1) { if (DEBUG) console.log('[Cart Attributes] Ajax add-to-cart detected'); // After the add-to-cart completes, update attributes promise.then(function() { setTimeout(function() { updateCartAttributes(); }, 100); }).catch(function() { // Ignore errors in add-to-cart }); } return promise; }; } /** * Intercept XMLHttpRequest add-to-cart calls */ function interceptXhrCalls() { var originalXhrOpen = XMLHttpRequest.prototype.open; var originalXhrSend = XMLHttpRequest.prototype.send; XMLHttpRequest.prototype.open = function(method, url) { this._url = url; return originalXhrOpen.apply(this, arguments); }; XMLHttpRequest.prototype.send = function() { var xhr = this; if (xhr._url && xhr._url.indexOf('/cart/add') !== -1) { if (DEBUG) console.log('[Cart Attributes] XHR add-to-cart detected'); xhr.addEventListener('load', function() { if (xhr.status >= 200 && xhr.status < 300) { setTimeout(function() { updateCartAttributes(); }, 100); } }); } return originalXhrSend.apply(this, arguments); }; } /** * Update cart attributes immediately if cart already has items */ function updateExistingCart() { if (!hasUtmData()) return; // Check if cart has items fetch('/cart.js') .then(function(response) { return response.json(); }) .then(function(cart) { if (cart.item_count > 0) { if (DEBUG) console.log('[Cart Attributes] Cart has items, updating attributes'); updateCartAttributes(); } }) .catch(function() { // Ignore errors }); } /** * Initialize cart attribute tracking */ function init() { // Set up interception for future add-to-cart events interceptFormSubmit(); interceptFetchCalls(); interceptXhrCalls(); // Update existing cart if it has items updateExistingCart(); if (DEBUG) console.log('[Cart Attributes] Initialized'); } // Run when DOM is ready if (document.readyState === 'loading') { document.addEventListener('DOMContentLoaded', init); } else { init(); } // Expose utility functions window.RockwellCartAttributes = { update: updateCartAttributes, getParams: getUtmParams, hasData: hasUtmData }; })();