Conditional single post Bricks template based on internal referrer URL

In the BricksLabs Facebook group, a user asks:

Wonder:

Is it possible to automatically select a single post template depending on the page from which the post is accessed?

Example: My post "Opening ceremony" appears on the page "News" and on the page "Events". If the user opens this post from the news page, template 1 should be selected automatically. If the user opens this post from the Events page, Template 2 should be selected automatically.

This Pro tutorial shows how bricks/active_templates filter can be used to show single posts in different Bricks templates for different pages based on the page URLs.

Step 1

Create three Bricks templates:

• one for when the user visits any post from the /news page
• another for when the user visits any post from the /events page
• another default template

For the default template, make sure you set the template condition.

The other two should not have a template condition set.

Step 2

Add the following in child theme's functions.php (w/o the opening PHP tag) or a code snippets plugin: