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wordpress - UTM variables tracking issue using php

Hey there fellow WordPress enthusiasts,

I've been trying to track UTM variables in my WordPress website but have hit a roadblock. I'm using PHP to implement this tracking, but for some reason, it's not working as expected.

To give you a bit of background, UTM parameters are those little snippets of extra information added to the end of a URL. They help track the source, medium, campaign, and other relevant details of website traffic. It's super important for me to accurately track this data for marketing purposes.

Here's what I've done so far in my PHP code:

// Get the UTM parameters from the URL
$utm_source = $_GET['utm_source'];
$utm_medium = $_GET['utm_medium'];
$utm_campaign = $_GET['utm_campaign'];

// Track the UTM parameters in a session variable
$_SESSION['utm_source'] = $utm_source;
$_SESSION['utm_medium'] = $utm_medium;
$_SESSION['utm_campaign'] = $utm_campaign;

I've ensured that my URLs contain the UTM parameters properly, but when I try to retrieve the values in my PHP code, they are coming up empty. I'm not sure why this is happening. Could there be something wrong with my implementation?

Any help or guidance would be greatly appreciated. Let me know if there's any additional information you need to assist me better. Thanks in advance!

All Replies


Hey everyone,

I understand the frustration of encountering issues with UTM tracking in WordPress. From my personal experience, I suggest checking if your PHP code is executing at the right point in the WordPress lifecycle.

Sometimes, the code might not be executing after the UTM parameters are appended to the URL. To ensure you're capturing the UTM variables correctly, you can try using the `parse_url` and `parse_str` functions in PHP. Here's an example:

// Get the current URL
$current_url = "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";

// Parse the URL to extract the query parameters
$query_params = parse_url($current_url, PHP_URL_QUERY);

// Convert the query parameters to an associative array
parse_str($query_params, $utm_variables);

// Retrieve the UTM variables
$utm_source = $utm_variables['utm_source'];
$utm_medium = $utm_variables['utm_medium'];
$utm_campaign = $utm_variables['utm_campaign'];

// Track the UTM variables in session or any other method you prefer

By utilizing this approach, you can ensure that your UTM variables are extracted from the URL correctly.

Moreover, it's worth mentioning that certain WordPress caching plugins or server-side caching mechanisms may interfere with UTM tracking. So, if you're using any caching plugins or services, try clearing or disabling them temporarily to see if that resolves the issue.

If none of the above solutions work, you might want to consider reaching out to the support forums of the specific tracking tool or plugin you're using. They might have insights into any known compatibility issues or provide specific recommendations for integrating UTM tracking in WordPress.

I hope this helps you overcome your UTM tracking issue. Feel free to reach out if you have any further questions. Good luck!


Hey there,

I've faced a similar issue in the past when trying to track UTM variables in WordPress using PHP. It can be quite frustrating when things don't work as expected. One thing you could try is to check if the UTM parameters are indeed present in the URL when you access your website.

You can do this by adding the following code snippet to your PHP file:

// Output the URL parameters for debugging
echo "<pre>";
echo "</pre>";

By doing this, you'll be able to see if the UTM parameters are being passed correctly in the URL. If they are not showing up, it could mean that either the parameters are not being appended to your URLs or there might be an issue with your tracking links.

In case the UTM parameters are present in the URL, then the issue might lie within the session handling. Make sure that you have the `session_start()` function at the beginning of your PHP file or in an included file, and that there are no other conflicting session-related code.

If the problem still persists, it's worth considering using a debugging tool like xDebug to step through your code and identify any potential issues. You can also check your server logs to see if there are any error messages related to sessions or PHP execution.

I hope these suggestions help you resolve the issue. Let me know if there's anything else I can assist you with. Good luck!


Hey there,

I've encountered a similar UTM tracking issue in the past, and I understand how frustrating it can be. From your code snippet, it seems like you're on the right track, but there's one point you might want to double-check.

Make sure you're placing your UTM tracking code on the appropriate page or template file. For example, if you're trying to capture UTM variables on a specific landing page, ensure that your PHP code is placed in that particular page's template file (e.g., `page-landing.php`).

In addition, you could consider using WordPress hooks, like `template_redirect`, to handle the UTM tracking. Here's an example of how you can do that:

function track_utms() {
// Get the UTM parameters from the URL
$utm_source = $_GET['utm_source'];
$utm_medium = $_GET['utm_medium'];
$utm_campaign = $_GET['utm_campaign'];

// Track the UTM parameters in a session variable
$_SESSION['utm_source'] = $utm_source;
$_SESSION['utm_medium'] = $utm_medium;
$_SESSION['utm_campaign'] = $utm_campaign;

add_action('template_redirect', 'track_utms');

By using this method, the UTM variables will be captured and stored in the session whenever any template file is loaded.

However, if you're still facing issues, it might be worth exploring alternative solutions. One option is to use a plugin specifically designed for UTM tracking in WordPress, such as "Google Analytics for WordPress" or "MonsterInsights". These plugins generally provide easy-to-use interfaces for UTM tracking without requiring any custom coding.

I hope these suggestions help you get back on track with your UTM tracking in WordPress. Give them a try and let me know if you need further assistance. Good luck!

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