Merge branch 'master' into glitch-soc/merge-upstream

Conflicts:
- `app/controllers/relationships_controller.rb`:
  Upstream changed a line too close to a glitch-soc only line related to
  glitch-soc's theming system.
  Applied upstream changes accordingly.

app/models/account_stat.rb

@@ -21,26 +21,26 @@ class AccountStat < ApplicationRecord
 
   def increment_count!(key)
     update(attributes_for_increment(key))
-  rescue ActiveRecord::StaleObjectError
+  rescue ActiveRecord::StaleObjectError, ActiveRecord::RecordNotUnique
     begin
       reload_with_id
     rescue ActiveRecord::RecordNotFound
-      # Nothing to do
-    else
-      retry
+      return
     end
+
+    retry
   end
 
   def decrement_count!(key)
-    update(key => [public_send(key) - 1, 0].max)
-  rescue ActiveRecord::StaleObjectError
+    update(attributes_for_decrement(key))
+  rescue ActiveRecord::StaleObjectError, ActiveRecord::RecordNotUnique
     begin
       reload_with_id
     rescue ActiveRecord::RecordNotFound
-      # Nothing to do
-    else
-      retry
+      return
     end
+
+    retry
   end
 
   private
@@ -51,8 +51,13 @@ class AccountStat < ApplicationRecord
     attrs
   end
 
+  def attributes_for_decrement(key)
+    attrs = { key => [public_send(key) - 1, 0].max }
+    attrs
+  end
+
   def reload_with_id
-    self.id = find_by!(account: account).id if new_record?
+    self.id = self.class.find_by!(account: account).id if new_record?
     reload
   end
 end

app/models/form/account_batch.rb

@@ -9,6 +9,8 @@ class Form::AccountBatch
 
   def save
     case action
+    when 'follow'
+      follow!
     when 'unfollow'
       unfollow!
     when 'remove_from_followers'
@@ -24,6 +26,12 @@ class Form::AccountBatch
 
   private
 
+  def follow!
+    accounts.find_each do |target_account|
+      FollowService.new.call(current_account, target_account)
+    end
+  end
+
   def unfollow!
     accounts.find_each do |target_account|
       UnfollowService.new.call(current_account, target_account)

app/models/tag.rb

@@ -126,7 +126,7 @@ class Tag < ApplicationRecord
     end
 
     def search_for(term, limit = 5, offset = 0, options = {})
-      normalized_term = normalize(term.strip).mb_chars.downcase.to_s
+      normalized_term = normalize(term.strip)
       pattern         = sanitize_sql_like(normalized_term) + '%'
       query           = Tag.listable.where(arel_table[:name].lower.matches(pattern))
       query           = query.where(arel_table[:name].lower.eq(normalized_term).or(arel_table[:reviewed_at].not_eq(nil))) if options[:exclude_unreviewed]