docs(example project): the example project now includes an example fo…

…r destroy_path
Dreamersoul · Dec 21, 2018 · 9124d55 · 9124d55
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diff --git a/example-project/Gemfile.lock b/example-project/Gemfile.lock
@@ -1,50 +1,50 @@
 PATH
   remote: ..
   specs:
-    administrate-field-active_storage (0.1.3)
+    administrate-field-active_storage (0.1.5)
       administrate (>= 0.2.0.rc1)
       rails (>= 5.2)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.2.1)
-      actionpack (= 5.2.1)
+    actioncable (5.2.2)
+      actionpack (= 5.2.2)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailer (5.2.1)
-      actionpack (= 5.2.1)
-      actionview (= 5.2.1)
-      activejob (= 5.2.1)
+    actionmailer (5.2.2)
+      actionpack (= 5.2.2)
+      actionview (= 5.2.2)
+      activejob (= 5.2.2)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.2.1)
-      actionview (= 5.2.1)
-      activesupport (= 5.2.1)
+    actionpack (5.2.2)
+      actionview (= 5.2.2)
+      activesupport (= 5.2.2)
       rack (~> 2.0)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.1)
-      activesupport (= 5.2.1)
+    actionview (5.2.2)
+      activesupport (= 5.2.2)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.2.1)
-      activesupport (= 5.2.1)
+    activejob (5.2.2)
+      activesupport (= 5.2.2)
       globalid (>= 0.3.6)
-    activemodel (5.2.1)
-      activesupport (= 5.2.1)
-    activerecord (5.2.1)
-      activemodel (= 5.2.1)
-      activesupport (= 5.2.1)
+    activemodel (5.2.2)
+      activesupport (= 5.2.2)
+    activerecord (5.2.2)
+      activemodel (= 5.2.2)
+      activesupport (= 5.2.2)
       arel (>= 9.0)
-    activestorage (5.2.1)
-      actionpack (= 5.2.1)
-      activerecord (= 5.2.1)
+    activestorage (5.2.2)
+      actionpack (= 5.2.2)
+      activerecord (= 5.2.2)
       marcel (~> 0.3.1)
-    activesupport (5.2.1)
+    activesupport (5.2.2)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -65,20 +65,21 @@ GEM
     archive-zip (0.11.0)
       io-like (~> 0.3.0)
     arel (9.0.0)
-    autoprefixer-rails (9.1.4)
+    autoprefixer-rails (9.4.3)
       execjs
     bindex (0.5.0)
     bootsnap (1.3.2)
       msgpack (~> 1.0)
     builder (3.2.3)
     byebug (10.0.2)
-    capybara (3.9.0)
+    capybara (3.12.0)
       addressable
       mini_mime (>= 0.1.3)
       nokogiri (~> 1.8)
       rack (>= 1.6.0)
       rack-test (>= 0.6.3)
-      xpath (~> 3.1)
+      regexp_parser (~> 1.2)
+      xpath (~> 3.2)
     childprocess (0.9.0)
       ffi (~> 1.0, >= 1.0.11)
     chromedriver-helper (2.1.0)
@@ -91,19 +92,19 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.4)
     crass (1.0.4)
     datetime_picker_rails (0.0.7)
       momentjs-rails (>= 2.8.1)
-    erubi (1.7.1)
+    erubi (1.8.0)
     execjs (2.7.0)
     ffi (1.9.25)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
-    i18n (1.1.0)
+    i18n (1.3.0)
       concurrent-ruby (~> 1.0)
     io-like (0.3.0)
-    jbuilder (2.7.0)
+    jbuilder (2.8.0)
       activesupport (>= 4.2.0)
       multi_json (>= 1.2)
     jquery-rails (4.3.3)
@@ -126,61 +127,62 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.2)
+    loofah (2.2.3)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    mail (2.7.0)
+    mail (2.7.1)
       mini_mime (>= 0.1.1)
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
-    method_source (0.9.0)
-    mimemagic (0.3.2)
+    method_source (0.9.2)
+    mimemagic (0.3.3)
     mini_mime (1.0.1)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.4.0)
     minitest (5.11.3)
     momentjs-rails (2.20.1)
       railties (>= 3.1)
     msgpack (1.2.4)
     multi_json (1.13.1)
     nio4r (2.3.1)
-    nokogiri (1.8.5)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.9.1)
+      mini_portile2 (~> 2.4.0)
     public_suffix (3.0.3)
     puma (3.12.0)
-    rack (2.0.5)
+    rack (2.0.6)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    rails (5.2.1)
-      actioncable (= 5.2.1)
-      actionmailer (= 5.2.1)
-      actionpack (= 5.2.1)
-      actionview (= 5.2.1)
-      activejob (= 5.2.1)
-      activemodel (= 5.2.1)
-      activerecord (= 5.2.1)
-      activestorage (= 5.2.1)
-      activesupport (= 5.2.1)
+    rails (5.2.2)
+      actioncable (= 5.2.2)
+      actionmailer (= 5.2.2)
+      actionpack (= 5.2.2)
+      actionview (= 5.2.2)
+      activejob (= 5.2.2)
+      activemodel (= 5.2.2)
+      activerecord (= 5.2.2)
+      activestorage (= 5.2.2)
+      activesupport (= 5.2.2)
       bundler (>= 1.3.0)
-      railties (= 5.2.1)
+      railties (= 5.2.2)
       sprockets-rails (>= 2.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.0.4)
       loofah (~> 2.2, >= 2.2.2)
-    railties (5.2.1)
-      actionpack (= 5.2.1)
-      activesupport (= 5.2.1)
+    railties (5.2.2)
+      actionpack (= 5.2.2)
+      activesupport (= 5.2.2)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
-    rake (12.3.1)
+    rake (12.3.2)
     rb-fsevent (0.10.3)
-    rb-inotify (0.9.10)
-      ffi (>= 0.5.0, < 2)
+    rb-inotify (0.10.0)
+      ffi (~> 1.0)
+    regexp_parser (1.3.0)
     ruby_dep (1.5.0)
     rubyzip (1.2.2)
-    sass (3.6.0)
+    sass (3.7.2)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
@@ -191,8 +193,8 @@ GEM
       sprockets (>= 2.8, < 4.0)
       sprockets-rails (>= 2.0, < 4.0)
       tilt (>= 1.1, < 3)
-    selectize-rails (0.12.5)
-    selenium-webdriver (3.14.1)
+    selectize-rails (0.12.6)
+    selenium-webdriver (3.141.0)
       childprocess (~> 0.5)
       rubyzip (~> 1.2, >= 1.2.2)
     spring (2.0.2)
@@ -208,15 +210,15 @@ GEM
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
     sqlite3 (1.3.13)
-    thor (0.20.0)
+    thor (0.20.3)
     thread_safe (0.3.6)
-    tilt (2.0.8)
+    tilt (2.0.9)
     turbolinks (5.2.0)
       turbolinks-source (~> 5.2)
     turbolinks-source (5.2.0)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    uglifier (4.1.19)
+    uglifier (4.1.20)
       execjs (>= 0.3.0, < 3)
     web-console (3.7.0)
       actionview (>= 5.0)
@@ -226,7 +228,7 @@ GEM
     websocket-driver (0.7.0)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.3)
-    xpath (3.1.0)
+    xpath (3.2.0)
       nokogiri (~> 1.8)
 
 PLATFORMS

diff --git a/example-project/app/controllers/users_controller.rb b/example-project/app/controllers/users_controller.rb
@@ -0,0 +1,7 @@
+class UsersController < ApplicationController
+    def remove_attachment
+        attachment = ActiveStorage::Attachment.find(params[:attachment_id])
+        attachment.purge
+        redirect_back(fallback_location: "/")
+    end
+end
diff --git a/example-project/app/dashboards/user_dashboard.rb b/example-project/app/dashboards/user_dashboard.rb
@@ -10,7 +10,7 @@ class UserDashboard < Administrate::BaseDashboard
   ATTRIBUTE_TYPES = {
     id: Field::Number,
     name: Field::String,
-    avatar: Field::ActiveStorage,
+    avatars: Field::ActiveStorage.with_options({:destroy_path => :custom_active_record_remove_path}),
     created_at: Field::DateTime,
     updated_at: Field::DateTime,
   }.freeze
@@ -23,15 +23,15 @@ class UserDashboard < Administrate::BaseDashboard
   COLLECTION_ATTRIBUTES = [
     :id,
     :name,
-    :avatar,
+    :avatars,
   ].freeze
 
   # SHOW_PAGE_ATTRIBUTES
   # an array of attributes that will be displayed on the model's show page.
   SHOW_PAGE_ATTRIBUTES = [
     :id,
     :name,
-    :avatar,
+    :avatars,
     :created_at,
     :updated_at,
   ].freeze
@@ -41,7 +41,7 @@ class UserDashboard < Administrate::BaseDashboard
   # on the model's form (`new` and `edit`) pages.
   FORM_ATTRIBUTES = [
     :name,
-    :avatar,
+    :avatars,
   ].freeze
 
   # Overwrite this method to customize how users are displayed
@@ -50,4 +50,9 @@ class UserDashboard < Administrate::BaseDashboard
   # def display_resource(user)
   #   "User ##{user.id}"
   # end
+
+  # permitted for has_many_attached
+  def permitted_attributes
+    super + [:avatars => []]
+  end
 end
diff --git a/example-project/app/models/user.rb b/example-project/app/models/user.rb
@@ -1,3 +1,3 @@
 class User < ApplicationRecord
-    has_one_attached :avatar
+    has_many_attached :avatars
 end
diff --git a/example-project/config/routes.rb b/example-project/config/routes.rb
@@ -1,8 +1,9 @@
 Rails.application.routes.draw do
   namespace :admin do
-      resources :users
+    resources :users
 
-      root to: "users#index"
-    end
+    root to: "users#index"
+  end
+  delete "custom_active_record_remove", to: 'users#remove_avatar'
   # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html
 end
diff --git a/example-project/db/migrate/20181221134334_create_active_storage_tables.active_storage.rb b/example-project/db/migrate/20181221134334_create_active_storage_tables.active_storage.rb
@@ -0,0 +1,26 @@
+# This migration comes from active_storage (originally 20170806125915)
+class CreateActiveStorageTables < ActiveRecord::Migration[5.2]
+  def change
+    create_table :active_storage_blobs do |t|
+      t.string   :key,        null: false
+      t.string   :filename,   null: false
+      t.string   :content_type
+      t.text     :metadata
+      t.bigint   :byte_size,  null: false
+      t.string   :checksum,   null: false
+      t.datetime :created_at, null: false
+
+      t.index [ :key ], unique: true
+    end
+
+    create_table :active_storage_attachments do |t|
+      t.string     :name,     null: false
+      t.references :record,   null: false, polymorphic: true, index: false
+      t.references :blob,     null: false
+
+      t.datetime :created_at, null: false
+
+      t.index [ :record_type, :record_id, :name, :blob_id ], name: "index_active_storage_attachments_uniqueness", unique: true
+    end
+  end
+end
diff --git a/example-project/db/schema.rb b/example-project/db/schema.rb
@@ -10,7 +10,28 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2018_10_13_145025) do
+ActiveRecord::Schema.define(version: 2018_12_21_134334) do
+
+  create_table "active_storage_attachments", force: :cascade do |t|
+    t.string "name", null: false
+    t.string "record_type", null: false
+    t.integer "record_id", null: false
+    t.integer "blob_id", null: false
+    t.datetime "created_at", null: false
+    t.index ["blob_id"], name: "index_active_storage_attachments_on_blob_id"
+    t.index ["record_type", "record_id", "name", "blob_id"], name: "index_active_storage_attachments_uniqueness", unique: true
+  end
+
+  create_table "active_storage_blobs", force: :cascade do |t|
+    t.string "key", null: false
+    t.string "filename", null: false
+    t.string "content_type"
+    t.text "metadata"
+    t.bigint "byte_size", null: false
+    t.string "checksum", null: false
+    t.datetime "created_at", null: false
+    t.index ["key"], name: "index_active_storage_blobs_on_key", unique: true
+  end
 
   create_table "users", force: :cascade do |t|
     t.string "name"