use zauth id's so usernames can be updated (and use zpi for profile images!)

app/models/user.rb

@@ -10,22 +10,18 @@
 #  remember_created_at :datetime
 #  admin               :boolean          default(FALSE)
 #  dagschotel_id       :integer
-#  avatar_file_name    :string
-#  avatar_content_type :string
-#  avatar_file_size    :integer
-#  avatar_updated_at   :datetime
 #  orders_count        :integer          default(0)
 #  koelkast            :boolean          default(FALSE)
 #  name                :string
 #  private             :boolean          default(FALSE)
 #  frecency            :integer          default(0), not null
 #  quickpay_hidden     :boolean          default(FALSE)
 #  userkey             :string
+#  zauth_id            :integer
 #
 
 class User < ApplicationRecord
   include FriendlyId
-  include Avatarable
   include Statistics
 
   friendly_id :name, use: :finders
@@ -40,12 +36,28 @@ class User < ApplicationRecord
   scope :publik, -> { where private: false }
 
   def self.from_omniauth(auth)
-    db_user = find_or_create_by!(name: auth.uid) do |user|
-      user.avatar = Paperclip.io_adapters.for(Identicon.data_url_for(auth.uid))
-      user.generate_key!
-      user.private = true
+    zauth_id = auth.extra.raw_info["id"]
+    unless zauth_id.is_a? Integer
+      raise(
+        "zauth id is not valid, this is not good, what is happening? what did you do? i am confused and will give up"
+      )
+
+    end
+
+    db_user = find_by(zauth_id: zauth_id)
+
+    if db_user.nil?
+      db_user = find_or_create_by!(name: auth.uid) do |user|
+        user.generate_key!
+        user.private = true
+      end
+
+      db_user.zauth_id = zauth_id
     end
 
+    # overwrite name (for if name changed)
+    db_user.name = auth.uid
+
     # get roles info
     roles = auth.dig(:extra, :raw_info, :roles) || []
 
@@ -107,12 +119,14 @@ def balance
     bal - total_pending
   end
 
+  def avatar(*)
+    "https://zpi.zeus.gent/image/#{zauth_id || 0}"
+  end
+
   # Static Users
 
   def self.guest
-    @guest || find_or_create_by(name: "Guest") do |user|
-      user.avatar = File.new(File.join("app", "assets", "images", "guest.png"))
-    end
+    @guest || find_or_create_by(name: "Guest")
   end
 
   def guest?
@@ -121,7 +135,6 @@ def guest?
 
   def self.koelkast
     @koelkast || find_or_create_by(name: "Koelkast") do |user|
-      user.avatar = File.new(File.join("app", "assets", "images", "logo.png"))
       user.koelkast = true
     end
   end

db/migrate/20251223210834_remove_avatar_from_users.rb

@@ -0,0 +1,8 @@
+class RemoveAvatarFromUsers < ActiveRecord::Migration[8.1]
+  def change
+    remove_column :users, :avatar_file_name, :string
+    remove_column :users, :avatar_content_type, :string
+    remove_column :users, :avatar_file_size, :integer
+    remove_column :users, :avatar_updated_at, :datetime
+  end
+end

db/migrate/20251223211742_add_zauth_id_to_users.rb

@@ -0,0 +1,5 @@
+class AddZauthIdToUsers < ActiveRecord::Migration[8.1]
+  def change
+    add_column :users, :zauth_id, :integer
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.1].define(version: 2025_12_16_022119) do
+ActiveRecord::Schema[8.1].define(version: 2025_12_23_211742) do
   create_table "barcodes", force: :cascade do |t|
     t.string "code", default: "", null: false
     t.datetime "created_at", precision: nil
@@ -68,10 +68,6 @@
 
   create_table "users", force: :cascade do |t|
     t.boolean "admin", default: false
-    t.string "avatar_content_type"
-    t.string "avatar_file_name"
-    t.bigint "avatar_file_size"
-    t.datetime "avatar_updated_at", precision: nil
     t.datetime "created_at", precision: nil
     t.integer "dagschotel_id"
     t.integer "frecency", default: 0, null: false
@@ -83,6 +79,7 @@
     t.datetime "remember_created_at", precision: nil
     t.datetime "updated_at", precision: nil
     t.string "userkey"
+    t.integer "zauth_id"
     t.index ["koelkast"], name: "index_users_on_koelkast"
     t.index ["orders_count"], name: "index_users_on_orders_count"
   end

db/seeds.rb

@@ -21,7 +21,6 @@
     User.create!(
       name: name,
       private: false,
-      avatar: Paperclip.io_adapters.for(Identicon.data_url_for(name))
     )
   end
 

spec/controllers/users_controller_spec.rb

@@ -10,16 +10,13 @@
 #  remember_created_at :datetime
 #  admin               :boolean          default(FALSE)
 #  dagschotel_id       :integer
-#  avatar_file_name    :string
-#  avatar_content_type :string
-#  avatar_file_size    :integer
-#  avatar_updated_at   :datetime
 #  orders_count        :integer          default(0)
 #  koelkast            :boolean          default(FALSE)
 #  name                :string
 #  private             :boolean          default(FALSE)
 #  frecency            :integer          default(0), not null
 #  quickpay_hidden     :boolean
+#  zauth_id            :integer
 #
 
 #         quickpay_user GET      /users/:id/quickpay(.:format)            users#quickpay
@@ -65,7 +62,7 @@
 
   describe "PUT update" do
     it "loads the correct user" do
-      put :update, params: { id: user, user: attributes_for(:user).except(:avatar) }
+      put :update, params: { id: user, user: attributes_for(:user) }
       expect(assigns(:user)).to eq(user)
     end
 
@@ -82,12 +79,6 @@
         put :update, params: { id: user, user: { dagschotel_id: product.id } }
         expect(user.reload.dagschotel).to eq(product)
       end
-
-      it "accepts real images" do
-        file = fixture_file_upload("real-image.png", "image/png")
-        put :update, params: { id: user, user: { avatar: file } }
-        expect(flash[:success]).to be_present
-      end
     end
 
     context "danger zone" do
@@ -96,13 +87,6 @@
           put :update, params: { id: user, user: {} }
         end.to raise_error(ActionController::ParameterMissing)
       end
-
-      it "does not accept unreal images" do
-        file = fixture_file_upload("unreal-image.svg", "image/svg+xml")
-        expect do
-          put :update, params: { id: user, user: { avatar: file } }
-        end.to raise_error(ActiveRecord::RecordInvalid)
-      end
     end
   end
 

spec/factories/users.rb

@@ -10,17 +10,14 @@
 #  remember_created_at :datetime
 #  admin               :boolean          default(FALSE)
 #  dagschotel_id       :integer
-#  avatar_file_name    :string
-#  avatar_content_type :string
-#  avatar_file_size    :integer
-#  avatar_updated_at   :datetime
 #  orders_count        :integer          default(0)
 #  koelkast            :boolean          default(FALSE)
 #  name                :string
 #  private             :boolean          default(FALSE)
 #  frecency            :integer          default(0), not null
 #  quickpay_hidden     :boolean          default(FALSE)
 #  userkey             :string
+#  zauth_id            :integer
 #
 
 require "faker"
@@ -29,7 +26,6 @@
 FactoryBot.define do
   factory :user do
     name { Faker::Internet.user_name }
-    avatar { File.new(Rails.root.join("spec/fixtures/files/real-image.png")) }
     private { false }
 
     factory :admin do

spec/models/user_spec.rb

@@ -10,17 +10,14 @@
 #  remember_created_at :datetime
 #  admin               :boolean          default(FALSE)
 #  dagschotel_id       :integer
-#  avatar_file_name    :string
-#  avatar_content_type :string
-#  avatar_file_size    :integer
-#  avatar_updated_at   :datetime
 #  orders_count        :integer          default(0)
 #  koelkast            :boolean          default(FALSE)
 #  name                :string
 #  private             :boolean          default(FALSE)
 #  frecency            :integer          default(0), not null
 #  quickpay_hidden     :boolean          default(FALSE)
 #  userkey             :string
+#  zauth_id            :integer
 #
 
 require "webmock/rspec"
@@ -37,13 +34,6 @@
   ############
 
   describe "fields" do
-    describe "avatar" do
-      it "is present" do
-        user.avatar = nil
-        expect(user).not_to be_valid
-      end
-    end
-
     describe "orders_count" do
       it "automaticallies cache the number of orders" do
         balance = 5
@@ -79,7 +69,7 @@
           {
             uid: "yet-another-test-user",
             extra: {
-              raw_info: { roles: [] }
+              raw_info: { roles: [], id: 7 }
             }
           }
         )
@@ -88,6 +78,7 @@
       it "creates a new user with the correct name" do
         user = described_class.from_omniauth(auth_hash)
         expect(user.name).to eq("yet-another-test-user")
+        expect(user.zauth_id).to eq(7)
         expect(user.admin).to be(false)
       end
     end
@@ -99,7 +90,30 @@
           {
             uid: existing_user.name,
             extra: {
-              raw_info: { roles: [] }
+              raw_info: { roles: [], id: 7 }
+            }
+          }
+        )
+      end
+
+      it "finds the existing user" do
+        existing_user.zauth_id = 7
+        existing_user.save
+
+        user = described_class.from_omniauth(auth_hash)
+        expect(user).to eq(existing_user)
+        expect(user.admin).to be(false)
+      end
+    end
+
+    describe "when the user already exists but without zauth id" do
+      let!(:existing_user) { create(:user) }
+      let(:auth_hash) do
+        OmniAuth::AuthHash.new(
+          {
+            uid: existing_user.name,
+            extra: {
+              raw_info: { roles: [], id: 7 }
             }
           }
         )
@@ -112,14 +126,37 @@
       end
     end
 
+    describe "when the user exists but has changed their name" do
+      let!(:existing_user) { create(:user) }
+      let(:auth_hash) do
+        OmniAuth::AuthHash.new(
+          {
+            uid: "new-username-from-zauth",
+            extra: {
+              raw_info: { roles: [], id: existing_user.zauth_id }
+            }
+          }
+        )
+      end
+
+      it "updated the username" do
+        existing_user.zauth_id = 7
+        existing_user.save
+
+        user = described_class.from_omniauth(auth_hash)
+        expect(user.id).to eq(existing_user.id)
+        expect(user.name).to eq("new-username-from-zauth")
+      end
+    end
+
     describe "when the user already exists and now has bestuur role" do
       let!(:existing_user) { create(:user) }
       let(:auth_hash) do
         OmniAuth::AuthHash.new(
           {
             uid: existing_user.name,
             extra: {
-              raw_info: { roles: ["bestuur"] }
+              raw_info: { roles: ["bestuur"], id: 7 }
             }
           }
         )
@@ -130,6 +167,9 @@
       end
 
       it "gets admin permissions" do
+        existing_user.zauth_id = 7
+        existing_user.save
+
         user = described_class.from_omniauth(auth_hash)
         expect(user).to eq(existing_user)
         expect(user.admin).to be(true)
@@ -142,7 +182,7 @@
           {
             uid: "a-test-admin-user-bestuur",
             extra: {
-              raw_info: { roles: ["bestuur"] }
+              raw_info: { roles: ["bestuur"], id: 7 }
             }
           }
         )
@@ -161,7 +201,7 @@
           {
             uid: "a-test-admin-user-tap_admin",
             extra: {
-              raw_info: { roles: ["tap_admin"] }
+              raw_info: { roles: ["tap_admin"], id: 7 }
             }
           }
         )
@@ -173,6 +213,27 @@
         expect(user.admin).to be(true)
       end
     end
+
+    describe "when the user has an invalid zauth id" do
+      let(:auth_hash) do
+        OmniAuth::AuthHash.new(
+          {
+            uid: "a-test-user",
+            extra: {
+              raw_info: { roles: ["tap_admin"], id: "7" }
+            }
+          }
+        )
+      end
+
+      it "fails" do
+        expect do
+          described_class.from_omniauth(auth_hash)
+        end.to raise_error(
+          "zauth id is not valid, this is not good, what is happening? what did you do? i am confused and will give up"
+        )
+      end
+    end
   end
 
   describe "static users" do