This is kind of related to my last question . But made a new topic since it’s a new question. What is the best way to modify the preview (that you see when composing a post) with javascript in a theme component? I know I can modify the DOM (after it’s cooked) in decorateCookedElement, but would be …

I’m interested in updating both the preview and the submitted post (but don’t want to save the modifications :slightly_smiling_face:). Worried that if I make my modifications to the DOM (with decorateCookedElement) it will be too slow. Although I need to make some tests to see if that’s really the …

The submitted post will be cooked again in the server, so in order for the modification to work, you will need a plugin, not a theme-component. This post here covers this topic: Repackaging a markdown-it extension as a Discourse plugin

Thanks! I will definitely check that out.

How to modify the preview with javascript?

Development

Falco (Falco) March 8, 2021, 10:43pm 2

Do you want to update just the preview or you want to also affect how a submitted post will look?

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How to modify the preview with javascript?

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