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fix: support GTM and tag managers via window.pulseConfig fallback

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Script detection now also searches by src URL and supports a global
config object (window.pulseConfig) for environments where data-*
attributes are not preserved on the injected script element.
This commit is contained in:
Usman Baig
2026-03-19 13:45:21 +01:00
parent bf3097c26e
commit 73fc47e910
2 changed files with 48 additions and 12 deletions
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39
public/script.js
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@@ -19,18 +19,37 @@
}
// * Get domain from script tag
const script = document.currentScript || document.querySelector('script[data-domain]');
if (!script || !script.getAttribute('data-domain')) {
// * Get config from script tag, or fall back to window.pulseConfig for GTM / tag managers
// * GTM Custom HTML tags may not preserve data-* attributes on the injected <script> element,
// * so we also search by src URL and support a global config object.
const script = document.currentScript
|| document.querySelector('script[data-domain]')
|| document.querySelector('script[src*="pulse.ciphera.net/script"]');
const globalConfig = window.pulseConfig || {};
// * Helper: read a config value from script data-* attribute or globalConfig
function attr(name) {
// * Support both "storage-ttl" (data-attr style) and "storageTtl" (camelCase config style)
var camel = name.replace(/-([a-z])/g, function(_, c) { return c.toUpperCase(); });
return (script && script.getAttribute('data-' + name)) || globalConfig[name] || globalConfig[camel] || null;
}
function hasAttr(name) {
// * Support both "no-scroll" (data-attr style) and "noScroll" (camelCase config style)
var camel = name.replace(/-([a-z])/g, function(_, c) { return c.toUpperCase(); });
return (script && script.hasAttribute('data-' + name)) || globalConfig[name] === true || globalConfig[camel] === true;
}
const domain = attr('domain');
if (!domain) {
return;
}
const domain = script.getAttribute('data-domain');
const apiUrl = script.getAttribute('data-api') || 'https://pulse-api.ciphera.net';
const apiUrl = attr('api') || 'https://pulse-api.ciphera.net';
// * Visitor ID storage: "local" (default, cross-tab) or "session" (ephemeral per-tab)
const storageMode = (script.getAttribute('data-storage') || 'local').toLowerCase() === 'session' ? 'session' : 'local';
const storageMode = (attr('storage') || 'local').toLowerCase() === 'session' ? 'session' : 'local';
// * When storage is "local", optional TTL in hours; after TTL the ID is regenerated (e.g. 24 = one day)
const ttlHours = storageMode === 'local' ? parseFloat(script.getAttribute('data-storage-ttl') || '24') : 0;
const ttlHours = storageMode === 'local' ? parseFloat(attr('storage-ttl') || '24') : 0;
const ttlMs = ttlHours > 0 ? ttlHours * 60 * 60 * 1000 : 0;
let currentEventId = null;
@@ -343,7 +362,7 @@
// * Auto-track scroll depth at 25%, 50%, 75%, and 100% (on by default)
// * Each threshold fires once per pageview; resets on SPA navigation
// * Opt-out: add data-no-scroll to the script tag
var trackScroll = !script.hasAttribute('data-no-scroll');
var trackScroll = !hasAttr('no-scroll');
if (trackScroll) {
var scrollThresholds = [25, 50, 75, 100];
@@ -378,8 +397,8 @@
// * Auto-track outbound link clicks and file downloads (on by default)
// * Opt-out: add data-no-outbound or data-no-downloads to the script tag
var trackOutbound = !script.hasAttribute('data-no-outbound');
var trackDownloads = !script.hasAttribute('data-no-downloads');
var trackOutbound = !hasAttr('no-outbound');
var trackDownloads = !hasAttr('no-downloads');
if (trackOutbound || trackDownloads) {
var FILE_EXT_REGEX = /\.(pdf|zip|gz|tar|xlsx|xls|csv|docx|doc|pptx|ppt|mp4|mp3|wav|avi|mov|exe|dmg|pkg|deb|rpm|iso|7z|rar)($|\?|#)/i;