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The Intent Tag SDK

A step by step guide on how to natively implement Made with Intent

Charley Bader avatar
Written by Charley Bader
Updated over a week ago

The Intent Tag uses JavaScript to track user behaviours and dispatches custom events based on modelled inferences in the backend.

Installation

Intent Tracking Snippet

The Intent Tag SDK exposes the intent object on the global window context.

The basic snippet installation is as follows - replace the <token> values with your own values defined in the table below:

<script type="text/javascript">
window.intent = window.intent || {};
window.intent.dataLayer = window.intent.dataLayer || [];
window.intent.config = {
ingestionId: <ingestion_id>,
iso31661CountryCode: <country_code>,
iso6391LanguageCode: <language_code>,
};

(function() {
var scriptToLoad = "https://intentclientscriptslon.s3.eu-west-2.amazonaws.com/intent-v3.js";
try{!function(){var t,e,c;t=scriptToLoad,e=function(){},(c=document.createElement("script")).setAttribute("src",t),c.setAttribute("async",!0),c.onload=e,document.body.appendChild(c)}()}catch(t){}
})();
</script>

window.intent.config properties

Name

Type

Required

Description

ingestionId

string

Required

Your Ingestion ID, provided to you by your Made With Intent account manager. The ingestion ID identifies the site property instance against which all reporting, segmentation is carried out.

iso31661CountryCode

string

Required

3-letter currency code corresponding to active site currency, irrespective of the user locale. Should conform to ISO 31661, but may in some cases return a non-standard region encomapssing values such as ‘EUR’ or ‘ROW’.

iso6391LanguageCode

string

Required

The 2-letter ISO6391 current site language code, e.g. ‘en’ or ‘de’.

hooks

Object

Optional

Config-driven hooks you can use to piggy back onto MWI events and modify core tracking behaviour. More info here

contextOverride

Object

Optional

Override window, document and navigator contexts. This is useful in sandboxed environments where directly referencing the parent window, document or navigator is not possible. Used to read properties such as window.location, document.title, navigator.userAgent.

Interface:

{
window?: Window;
navigator?: Navigator;
document?: Document;
}

dataLayer

Object

Optional

A reference to your GTM dataLayer, window.dataLayer by default. Note that if the dataLayer exists, events will not be pushed to it.

disableDatalayer

Boolean

Optional

Prevent writing Made with Intent events to your GTM datalayer.

Events

Track Page Views

Send the page view event every time a new page is viewed. If the page is a product page, you should also send product detail ecommerce data.

The following code dispatches the page view event along with ecommerce data if available.

window.intent.dataLayer.push({
type: 'Pageview',
data: {
page_type: <page_type>,
page_category: <page_category>, // e.g. 'watches'
product_tags: {
product_name: <product_name>,
product_sku: <sku>,
product_price: <price>,
product_currency: <currency>,
product_brand: <brand>,
product_category: <category>,
product_subcategory: <subcategory>,
product_image_url: <image_url>,
product_rating: <rating>,
product_review_count: <review_count>,
product_availability: <availability>,
}
}
});

Arguments

Name

Type

Required

Description

<page_type>

string

Required

The page type of the current page. Required. Values should be one of:

home, pdp, plp, cart, checkout, confirmation, account, login, content

<sku>

string

Optional

Unique product identifier

<price>

string

Optional

The price of the product

<currency>

string

Optional

3-letter currency code corresponding to active site currency, irrespective of the user locale. Should conform to ISO 4127.

<brand>

string

Optional

The product brand, e.g. ‘Avengers’

<category>

string

Optional

The product top-level category, e.g. ‘footwear’

<subcategory>

string

Optional

The product subcategory, e.g. ‘trainers’

<image_url>

string

Optional

The full path to the image URL

<rating>

string

Optional

The rating of the product as per your own rating system, e.g. ‘4.8’

<review_count>

number

Optional

The number of reviews against this product

<availability>

number

Optional

0 if out of stock, 1 if the product is available //

Track Add to Cart

Send an add to cart event every time a product is added to cart.

The following code dispatches the add to cart event along with ecommerce data if available.

window.intent.dataLayer.push({
type: 'AddToCart',
data: {
product_name: <product_name>,
product_sku: <sku>,
product_price: <price>,
product_currency: <currency>,
product_brand: <brand>,
product_category: <category>,
product_subcategory: <subcategory>,
product_image_url: <image_url>,
product_rating: <rating>,
product_review_count: <review_count>,
product_availability: <availability>,
}
});

Arguments

Name

Type

Required

Description

<sku>

string

Optional

Unique product identifier

<price>

string

Optional

The price of the product added to cart

<currency>

string

Optional

3-letter currency code corresponding to active site currency, irrespective of the user locale. Should conform to ISO 4127.

<brand>

string

Optional

The product brand, e.g. ‘Avengers’

<category>

string

Optional

The product top-level category, e.g. ‘footwear’

<subcategory>

string

Optional

The product subcategory, e.g. ‘trainers’

<image_url>

string

Optional

The full path to the image URL

<rating>

string

Optional

The rating of the product as per your own rating system, e.g. ‘4.8’

<review_count>

number

Optional

The number of reviews against this product

<availability>

number

Optional

0 if out of stock, 1 if the product is available

Track Conversions

Send the conversion event on the page of your website where someone makes a purchase. For example, you could add the event on the confirmation page that appears when someone makes a purchase.

The following code dispatches the event along with ecommerce data from your order.

window.intent.dataLayer.push({
type: 'Conversion',
data: {
currency: <currency>,
shipping_fee: <shipping>,
voucher_code: <voucher>,
tax_value: <tax>,
discount_value: <discount>,
order_value: <value>,
order_quantity: <quantity>,
order_items: [
{
product_id: <product_id>,
item_value: <item_value>,
item_quantity: <quantity>,
item_discount_value: <discount>,
},
... 1 or more ...
]
}
});

Arguments

All arguments are optional but strongly encouraged. The more information you provide the more accurately we can make inferences based on user behaviour and enables ecommerce reporting and segment creation.

Name

Type

Description

<currency>

string

3-letter currency code corresponding to active site currency, irrespective of the user locale. Should conform to ISO 4127.

<shipping_fee>

number

Shipping costs paid by customer in the currency specified, including decimal part.

<voucher>

string

The voucher or coupon code that a user has used. Note: you should not pass the voucher code if it contains or exists as PII data. Global and frequent reuse codes are usually acceptable.

<tax>

number

The amount of tax the user has paid on this order.

<discount>

number

The discount amount if applicable.

<value>

number

The total order value inclusive of all taxies and shipping

<quantity>

number

The number of items in the order

order_items<product_id>

string

The line item SKU identifier

order_items<item_value>

number

The price of the line item in the order

order_items<quantity>

number

The quantity of this line item that the user purchased

order_items<discount>

number

The value of the discount on the line item.

Verify data collection

You can enable debugging by setting intent_debug to events in local storage. Running the following code in DevTools will do this for you:

localStorage.setItem('intent_debug', 'events');

In the DevTools console, you should see that events are being sent and the structures of those events. Ensure that all field values are populated as expected.

Hooks

You can define hooks in your config to modify core tracking behaviour. Hooks are async functions that are fired at different times during the lifecycle of the script.

Hooks are advanced functionality and we normally suggest you omit declaring hooks in the config, however, examples of how you might use them are given below:

Defining Hooks

window.intent.config = {
ingestionId: <ingestion_id>,
iso31661CountryCode: <country_code>,
iso6391LanguageCode: <language_code>,
hooks: {
async inference({inferenceData}) {

},
async click({evt}) {

},
async pageview(pageType) {

},
async run({poller}) {
}
}
};

Name

Type

Required

Description

hooks.inference

function

Optional

This hook is fired every time an event is dispatched and an inference response is received

Args
{}.
inferenceData: Modelled response data

hooks.click

function

Optional

This hook is fired every time a click event is dispatched.

Args
{}.
evt: The click PointerEvent object

Return
any

Returning false disables click and time beacon events

hooks.pageview

function

Optional

This hook is fired every time a page view event is dispatched.

Args

pageType: The page type of the page, e.g. ‘pdp’

hooks.run

function

Optional

This hook is fired at the start of the Intent script for each page view.

Args
{}.
poller: A polling function that checks conditions

Return
any

Returning false prevents further tracking script execution

Examples

Preventing script execution until the GTM datalayer is available

async run({poller}) { 
const didConsent = await poller(
() => {
return !!window.dataLayer;
},
60000, // timeout in milliseconds
200, // poll frequency in milliseconds
);

if(!didConsent) {
return false // returning false prevents further execution of MWI tracking
}
}

Preventing clicks being tracked against certain elements

async click({evt}) {
if(evt && evt.target && evt.target.closest('.ignored')) {
return false; // The clicked element is inside an ignore container, bail out
} else {
return true;
}
}

Using Intent Data

Event handling

A number of custom events are dispatched on the document. You can register event listeners on the document before the Intent script has loaded.

Inferences

When events are tracked, you’ll get a modelled data response.

intent.event.sent

Example

document.addEventListener('intent.event.sent', (evt) => {
const intentData = evt.detail.data;
console.table(intentData.intent);
console.table(intentData.buying_stage);
});

Output

(index)

latest

max

latest_pctile

latest_label

max_pctile

max_label

xc

0.0083

0.079

21

'Low'

79

'Medium'

xr

0.47

0.5

64

'Medium'

69

'Medium'

xe

0.23

0.38

74

'Medium'

89

'High'

xatc

0.028

0.33

16

'Low'

88

'High'

xp

0.21

0.32

9

'Low'

21

'Low'

(index)

Value

label

'Browsing'

max_label

'Deciding'

journey

'Browsing > Deciding > Browsing > Evaluating > Browsing'

Last Inference

You can read the last inference data from local storage

const store = localStorage.getItem('intent.inference.last');
if (store) {
const jsonData = JSON.parse(store);

console.log(jsonData.data);
}

Segment and trigger matching

You can copy segment and trigger matching code from the Made with Intent dashboard.

Segment Matching

Custom and pre-built segments are matched by listening for a custom event to be dispatched. Note that the event is fired every time that the segment matches, so you may want to throttle the execution of code in the callback function.

document.addEventListener(
'intent.segmentation.match.' + <segment_id>,
function(e) {
console.log('segment matched');
}
);

Trigger Matching

Triggers events are only dispatched when the trigger conditions are met, in addition to the current user being in the defined segment.

document.addEventListener(
'intent.segmentation.trigger.' + <trigger_id>,
function(e) {
console.log('segment matched and trigger conditions met');
}
);

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