4 files changed, 119 insertions, 3 deletions
diff --git a/app/models/custom_emoji.rb b/app/models/custom_emoji.rb
index b21ad9042..0a4201a14 100644
--- a/app/models/custom_emoji.rb
+++ b/app/models/custom_emoji.rb
@@ -59,6 +59,12 @@ class CustomEmoji < ApplicationRecord
     :emoji
   end
 
+  def copy!
+    copy = self.class.find_or_initialize_by(domain: nil, shortcode: shortcode)
+    copy.image = image
+    copy.save!
+  end
+
   class << self
     def from_text(text, domain)
       return [] if text.blank?
diff --git a/app/models/custom_emoji_category.rb b/app/models/custom_emoji_category.rb
index 7d8c0ee2d..3c87f2b2e 100644
--- a/app/models/custom_emoji_category.rb
+++ b/app/models/custom_emoji_category.rb
@@ -12,4 +12,6 @@
 
 class CustomEmojiCategory < ApplicationRecord
   has_many :emojis, class_name: 'CustomEmoji', foreign_key: 'category_id', inverse_of: :category
+
+  validates :name, presence: true, uniqueness: true
 end
diff --git a/app/models/custom_emoji_filter.rb b/app/models/custom_emoji_filter.rb
index 7649055d2..15b8da1d1 100644
--- a/app/models/custom_emoji_filter.rb
+++ b/app/models/custom_emoji_filter.rb
@@ -11,6 +11,8 @@ class CustomEmojiFilter
     scope = CustomEmoji.alphabetic
 
     params.each do |key, value|
+      next if key.to_s == 'page'
+
       scope.merge!(scope_for(key, value)) if value.present?
     end
 
@@ -22,13 +24,13 @@ class CustomEmojiFilter
   def scope_for(key, value)
     case key.to_s
     when 'local'
-      CustomEmoji.local
+      CustomEmoji.local.left_joins(:category).reorder(Arel.sql('custom_emoji_categories.name ASC NULLS FIRST, custom_emojis.shortcode ASC'))
     when 'remote'
       CustomEmoji.remote
     when 'by_domain'
-      CustomEmoji.where(domain: value.downcase)
+      CustomEmoji.where(domain: value.strip.downcase)
     when 'shortcode'
-      CustomEmoji.search(value)
+      CustomEmoji.search(value.strip)
     else
       raise "Unknown filter: #{key}"
     end
diff --git a/app/models/form/custom_emoji_batch.rb b/app/models/form/custom_emoji_batch.rb
new file mode 100644
index 000000000..076e8c9e3
--- /dev/null
+++ b/app/models/form/custom_emoji_batch.rb
@@ -0,0 +1,106 @@
+# frozen_string_literal: true
+
+class Form::CustomEmojiBatch
+  include ActiveModel::Model
+  include Authorization
+  include AccountableConcern
+
+  attr_accessor :custom_emoji_ids, :action, :current_account,
+                :category_id, :category_name, :visible_in_picker
+
+  def save
+    case action
+    when 'update'
+      update!
+    when 'list'
+      list!
+    when 'unlist'
+      unlist!
+    when 'enable'
+      enable!
+    when 'disable'
+      disable!
+    when 'copy'
+      copy!
+    when 'delete'
+      delete!
+    end
+  end
+
+  private
+
+  def custom_emojis
+    CustomEmoji.where(id: custom_emoji_ids)
+  end
+
+  def update!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :update?) }
+
+    category = begin
+      if category_id.present?
+        CustomEmojiCategory.find(category_id)
+      elsif category_name.present?
+        CustomEmojiCategory.create!(name: category_name)
+      end
+    end
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.update(category_id: category&.id)
+      log_action :update, custom_emoji
+    end
+  end
+
+  def list!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :update?) }
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.update(visible_in_picker: true)
+      log_action :update, custom_emoji
+    end
+  end
+
+  def unlist!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :update?) }
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.update(visible_in_picker: false)
+      log_action :update, custom_emoji
+    end
+  end
+
+  def enable!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :enable?) }
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.update(disabled: false)
+      log_action :enable, custom_emoji
+    end
+  end
+
+  def disable!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :disable?) }
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.update(disabled: true)
+      log_action :disable, custom_emoji
+    end
+  end
+
+  def copy!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :copy?) }
+
+    custom_emojis.each do |custom_emoji|
+      copied_custom_emoji = custom_emoji.copy!
+      log_action :create, copied_custom_emoji
+    end
+  end
+
+  def delete!
+    custom_emojis.each { |custom_emoji| authorize(custom_emoji, :destroy?) }
+
+    custom_emojis.each do |custom_emoji|
+      custom_emoji.destroy
+      log_action :destroy, custom_emoji
+    end
+  end
+end