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

Conflicts:
- app/controllers/directories_controller.rb
- package.json
- yarn.lock

db/migrate/20190705002136_create_domain_allows.rb

@@ -0,0 +1,9 @@
+class CreateDomainAllows < ActiveRecord::Migration[5.2]
+  def change
+    create_table :domain_allows do |t|
+      t.string :domain, default: '', null: false, index: { unique: true }
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20190726175042_add_case_insensitive_index_to_tags.rb

@@ -2,6 +2,19 @@ class AddCaseInsensitiveIndexToTags < ActiveRecord::Migration[5.2]
   disable_ddl_transaction!
 
   def up
+    Tag.connection.select_all('SELECT string_agg(id::text, \',\') AS ids FROM tags GROUP BY lower(name) HAVING count(*) > 1').to_hash.each do |row|
+      canonical_tag_id  = row['ids'].split(',').first
+      redundant_tag_ids = row['ids'].split(',')[1..-1]
+
+      safety_assured do
+        execute "UPDATE accounts_tags AS t0 SET tag_id = #{canonical_tag_id} WHERE tag_id IN (#{redundant_tag_ids.join(', ')}) AND NOT EXISTS (SELECT t1.tag_id FROM accounts_tags AS t1 WHERE t1.tag_id = #{canonical_tag_id} AND t1.account_id = t0.account_id)"
+        execute "UPDATE statuses_tags AS t0 SET tag_id = #{canonical_tag_id} WHERE tag_id IN (#{redundant_tag_ids.join(', ')}) AND NOT EXISTS (SELECT t1.tag_id FROM statuses_tags AS t1 WHERE t1.tag_id = #{canonical_tag_id} AND t1.status_id = t0.status_id)"
+        execute "UPDATE featured_tags AS t0 SET tag_id = #{canonical_tag_id} WHERE tag_id IN (#{redundant_tag_ids.join(', ')})  AND NOT EXISTS (SELECT t1.tag_id FROM featured_tags AS t1 WHERE t1.tag_id = #{canonical_tag_id} AND t1.account_id = t0.account_id)"
+      end
+
+      Tag.where(id: redundant_tag_ids).in_batches.delete_all
+    end
+
     safety_assured { execute 'CREATE UNIQUE INDEX CONCURRENTLY index_tags_on_name_lower ON tags (lower(name))' }
     remove_index :tags, name: 'index_tags_on_name'
     remove_index :tags, name: 'hashtag_search_index'

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2019_07_26_175042) do
+ActiveRecord::Schema.define(version: 2019_07_28_084117) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -255,6 +255,13 @@ ActiveRecord::Schema.define(version: 2019_07_26_175042) do
     t.index ["account_id"], name: "index_custom_filters_on_account_id"
   end
 
+  create_table "domain_allows", force: :cascade do |t|
+    t.string "domain", default: "", null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["domain"], name: "index_domain_allows_on_domain", unique: true
+  end
+
   create_table "domain_blocks", force: :cascade do |t|
     t.string "domain", default: "", null: false
     t.datetime "created_at", null: false