How To Send Contextual Filter To View Block Using Js

Description

Collection: Drupal viii Site Edifice
Chapter: How to use exposed filters and contextual filters in views

Contextual filters are a useful feature of views that permit yous to pull variables from the environment where the views is displaying - usually additional data in the URL - and use it to filter which content gets displayed in a view. Here nosotros use a contextual filter and set it to filter based on the current folio'due south node ID. This way nosotros can use the aforementioned view in multiple places, but information technology will only display the tours that match the tour type currently being viewed.

Transcript

So we can jump to each of the tour types by clicking on it here. And when we do, the one affair that information technology'south not doing is filtering past tour type. So, on Extreme Snorkeling, we should only run across the Extreme Snorkeling tour.

What we demand to do in views is make a connection betwixt the page that nosotros're on, in particular, the node ID of the page that we're on, and the node ID that we're going to use to filter this tour type. Okay, so let's go dorsum to our view. I'yard going to become to Structure, Views, search for tour, edit, let's get back to our block, you always wanna make certain you're on the correct display, 'crusade it's a pain making edits in the incorrect brandish, and then having to coil them dorsum.

So, over here under advanced, we have contextual filters, allow'south click add. And so the idea of a contextual filter is that by default, information technology takes values from the URL and uses those to filter out the data in the view. But, yous can also use information technology in order to pull some data from the environment.

For example, you tin filter by the currently logged in user, or, filter by the node ID of the c ...

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How To Send Contextual Filter To View Block Using Js,

Source: https://buildamodule.com/video/drupal-8-site-building-how-to-use-exposed-filters-and-contextual-filters-in-views-what-a-contextual-filter-is-and-how-to-show-content-that-references-the-current-pages-node

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