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-rw-r--r--app/models/custom_emoji.rb7
1 files changed, 5 insertions, 2 deletions
diff --git a/app/models/custom_emoji.rb b/app/models/custom_emoji.rb
index 289e3b66f..c89bf0586 100644
--- a/app/models/custom_emoji.rb
+++ b/app/models/custom_emoji.rb
@@ -23,7 +23,8 @@
 class CustomEmoji < ApplicationRecord
   include Attachmentable
 
-  LIMIT = 256.kilobytes
+  LOCAL_LIMIT = (ENV['MAX_EMOJI_SIZE'] || 256.kilobytes).to_i
+  LIMIT       = [LOCAL_LIMIT, (ENV['MAX_REMOTE_EMOJI_SIZE'] || 256.kilobytes).to_i].max
 
   SHORTCODE_RE_FRAGMENT = '[a-zA-Z0-9_]{2,}'
 
@@ -40,7 +41,9 @@ class CustomEmoji < ApplicationRecord
 
   before_validation :downcase_domain
 
-  validates_attachment :image, content_type: { content_type: IMAGE_MIME_TYPES }, presence: true, size: { less_than: LIMIT }
+  validates_attachment :image, content_type: { content_type: IMAGE_MIME_TYPES }, presence: true
+  validates_attachment_size :image, less_than: LIMIT, unless: :local?
+  validates_attachment_size :image, less_than: LOCAL_LIMIT, if: :local?
   validates :shortcode, uniqueness: { scope: :domain }, format: { with: /\A#{SHORTCODE_RE_FRAGMENT}\z/ }, length: { minimum: 2 }
 
   scope :local, -> { where(domain: nil) }