Programatically upload files with template, and update `files` field with these files

[texnixe]

These two are quite similar and should help you get going:

Save external image from url in kirby 3

yes I have been going through the PHP classes but it is not working. let me try again with only those two params. I also tried this $image = $page->createFile([ 'source' => $external_url, 'parent' => $exhibit->parentModel(), 'filename' => $imageName, 'template' => 'exhibit_preview', ]); but then it did not work either. ok i just tried it and it is the same. no errors are thrown or anything, but the txt file is not there c_exhibit is…

$page->update() not working correctly for files fields

Additionally, a files field expects data as an array, not a string Also, at this point Kirby doesn’t know that this file exist yet as it is not in the inventory, so it won’t be stored. You have to add it to the inventory first.

Also this recipe: Uploading files from frontend | Kirby CMS