pragdave

pragdave

Author of Programming Elixir

How do I inject raw HTML in a template?

How do I tell Hologram not to escape HTML when substituting into templates?

{Textile.render(@product.long_description)}

escapes the HTML, and

{Textile.render(@product.long_description) |> Phoenix.HTML.raw()}

errors out.

Cheers

Dave

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AstonJ

AstonJ

Agree! I would love to see a Hologram book from PragProg one day Dave! :icon_biggrin:

Hologram has gained a lot of interest in the community and Bart has been an excellent ambassador and leader of the project:

bartblast

bartblast

Creator of Hologram

Hi Dave,

Great to see you using Hologram! (Big fan of your books, by the way.)

Hologram has its own template system separate from Phoenix, so Phoenix.HTML.raw/1 won’t work here - Hologram doesn’t know how to handle the {:safe, ...} tuple that raw/1 returns.

Currently there’s no built-in equivalent for rendering unescaped HTML - all text interpolation is automatically escaped for security.

The good news is this would be a relatively straightforward feature to add. I’ve opened an issue to track it: Add support for unescaped HTML in templates · Issue #584 · bartblast/hologram · GitHub

How urgent is this for you?

pragdave

pragdave

Author of Programming Elixir

Thanks for the quick response. It isn’t urgent: to be honest I’m experimenting right now: I’m seeing what it would take to convert our store from the hideous static site it is now into an Elixir app, and to make it interesting I thought I’d try Hologram. It really is an amazing piece of work. I can ignore the markup for now and move on to search :slight_smile:

Only downside: Claude doesn’t know Hologram from a hole in the ground. It says “of course” and then produces some kind of Frankencode that’s half LiveView, half I don’t know what…

But, in the meantime, I’m having a lot of fun, so thank yopu.

Dave

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