Snippet: How to filter the output of a Block Binding

[bph]

Discussed in #341

^{Originally posted by ndiego November 18, 2024}
This snippet would show developers how to use the get_value_callback property of the register_block_bindings_source() function and the block_bindings_source_value filter to modify the output of a Block Binding on the front end. This snippet will provide a solution for implementations like this:

[ndiego]

This snippet is ready for an initial review: https://docs.google.com/document/d/1KbNMmvzwiF0BgfIpN7FiG6xG6UKP1f0X7h0oxCdgpcI/edit?usp=sharing

Note that I'll create the demo video after the first review in case any changes are needed.

[justintadlock]

Looks good.

[ndiego]

Thanks @justintadlock. I'll get the images/video put together today.

[ndiego]

I added the featured image and the video demo. The public preview is here: https://developer.wordpress.org/news/?p=4850&post_type=snippets&preview=1&_ppp=c3c9473f8d

@ryanwelcher I know you have already taken a look, but would you mind doing the second review? Thanks!

[ryanwelcher]

Second review done!

[ndiego]

The snippet has been published here: https://developer.wordpress.org/news/snippets/how-to-filter-the-output-of-a-block-binding/

Social copy:

The Block Bindings API in WordPress provides a powerful way to connect block content with dynamic data sources. Learn how to filter bindings on the front end with this snippet.