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discourse/app/services/custom_emoji/lib/import_preview_cache.rb
Martin Brennan b736e72b1c
DEV: Retroactive review and refactor of custom emoji bulk import/export (#41860)
Followup bd3906ce64

Converts the new endpoints made in the original PR into
service classes, using AI to drive implementation based
on the service authoring skill:

* CustomEmoji::Export
* CustomEmoji::PreviewImport
* CustomEmoji::ConfirmImport

In addition, some supporting action, lib, and serializer
classes have been added. This fixed a couple of
bugs as well:

* Import names now go through `Emoji.sanitize_emoji_name` like
single-emoji create
* No-group imports no longer persist a literal "default" string
* Two 500s (suspicious zip entries, malformed CSV) became proper 422s
* Duplicate CSV names are flagged at preview instead of exploding the
confirm transaction
*` Emoji.clear_cache `moved outside the transaction
2026-07-22 10:06:54 +10:00

32 lines
624 B
Ruby
Vendored

# frozen_string_literal: true
class CustomEmoji::ImportPreviewCache
TTL = 2.hours
KEY_NAMESPACE = "emoji_import_preview"
def initialize(user)
@user = user
end
def store(rows)
token = SecureRandom.hex
Discourse.redis.setex(key(token), TTL.to_i, rows.map(&:to_h).to_json)
token
end
def fetch(token)
payload = Discourse.redis.get(key(token))
return if payload.blank?
JSON.parse(payload).map { CustomEmoji::ImportRow.from_h(it) }
end
def delete(token)
Discourse.redis.del(key(token))
end
private
def key(token)
"#{KEY_NAMESPACE}:#{@user.id}:#{token}"
end
end