Redesign /about when already logged in (#17348)

* Redesign /about when already logged in

* Fix sign up form still showing when OMNIAUTH_ONLY is set

* Fix tests

* Change wording based on suggestions

Co-authored-by: Eugen Rochko <eugen@zeonfederated.com>

Co-authored-by: Eugen Rochko <eugen@zeonfederated.com>

app/views/about/_logged_in.html.haml

@@ -0,0 +1,10 @@
+.simple_form
+  %p.lead= t('about.logged_in_as_html', username: content_tag(:strong, current_account.username))
+
+  .actions
+    = link_to t('about.continue_to_web'), root_url, class: 'button button-primary'
+
+.form-footer
+  %ul.no-list
+    %li= link_to t('about.get_apps'), 'https://joinmastodon.org/apps', target: '_blank', rel: 'noopener noreferrer'
+    %li= link_to t('auth.logout'), destroy_user_session_path, data: { method: :delete }

app/views/about/_registration.html.haml

@@ -1,17 +1,20 @@
-.simple_form__overlay-area{ class: (closed_registrations? && @instance_presenter.closed_registrations_message.present?) ? 'simple_form__overlay-area__blurred' : '' }
+- disabled = closed_registrations? || omniauth_only? || current_account.present?
+- show_message = disabled && (current_user.present? || @instance_presenter.closed_registrations_message.present?)
+
+.simple_form__overlay-area{ class: show_message ? 'simple_form__overlay-area__blurred' : '' }
   = simple_form_for(new_user, url: user_registration_path, namespace: 'registration', html: { novalidate: false }) do |f|
     %p.lead= t('about.federation_hint_html', instance: content_tag(:strong, site_hostname))
 
     .fields-group
       = f.simple_fields_for :account do |account_fields|
-        = account_fields.input :username, wrapper: :with_label, label: false, required: true, input_html: { 'aria-label' => t('simple_form.labels.defaults.username'), :autocomplete => 'off', placeholder: t('simple_form.labels.defaults.username'), pattern: '[a-zA-Z0-9_]+', maxlength: 30 }, append: "@#{site_hostname}", hint: false, disabled: closed_registrations?
+        = account_fields.input :username, wrapper: :with_label, label: false, required: true, input_html: { 'aria-label' => t('simple_form.labels.defaults.username'), :autocomplete => 'off', placeholder: t('simple_form.labels.defaults.username'), pattern: '[a-zA-Z0-9_]+', maxlength: 30 }, append: "@#{site_hostname}", hint: false, disabled: disabled
 
-      = f.input :email, placeholder: t('simple_form.labels.defaults.email'), required: true, input_html: { 'aria-label' => t('simple_form.labels.defaults.email'), :autocomplete => 'off' }, hint: false, disabled: closed_registrations?
+      = f.input :email, placeholder: t('simple_form.labels.defaults.email'), required: true, input_html: { 'aria-label' => t('simple_form.labels.defaults.email'), :autocomplete => 'off' }, hint: false, disabled: disabled
-      = f.input :password, placeholder: t('simple_form.labels.defaults.password'), required: true, input_html: { 'aria-label' => t('simple_form.labels.defaults.password'), :autocomplete => 'off', :minlength => User.password_length.first, :maxlength => User.password_length.last }, hint: false, disabled: closed_registrations?
+      = f.input :password, placeholder: t('simple_form.labels.defaults.password'), required: true, input_html: { 'aria-label' => t('simple_form.labels.defaults.password'), :autocomplete => 'off', :minlength => User.password_length.first, :maxlength => User.password_length.last }, hint: false, disabled: disabled
-      = f.input :password_confirmation, placeholder: t('simple_form.labels.defaults.confirm_password'), required: true, input_html: { 'aria-label' => t('simple_form.labels.defaults.confirm_password'), :autocomplete => 'off' }, hint: false, disabled: closed_registrations?
+      = f.input :password_confirmation, placeholder: t('simple_form.labels.defaults.confirm_password'), required: true, input_html: { 'aria-label' => t('simple_form.labels.defaults.confirm_password'), :autocomplete => 'off' }, hint: false, disabled: disabled
 
-      = f.input :confirm_password, as: :string, placeholder: t('simple_form.labels.defaults.honeypot', label: t('simple_form.labels.defaults.password')), required: false, input_html: { 'aria-label' => t('simple_form.labels.defaults.honeypot', label: t('simple_form.labels.defaults.password')), :autocomplete => 'off' }, hint: false, disabled: closed_registrations?
+      = f.input :confirm_password, as: :string, placeholder: t('simple_form.labels.defaults.honeypot', label: t('simple_form.labels.defaults.password')), required: false, input_html: { 'aria-label' => t('simple_form.labels.defaults.honeypot', label: t('simple_form.labels.defaults.password')), :autocomplete => 'off' }, hint: false, disabled: disabled
-      = f.input :website, as: :url, placeholder: t('simple_form.labels.defaults.honeypot', label: 'Website'), required: false, input_html: { 'aria-label' => t('simple_form.labels.defaults.honeypot', label: 'Website'), :autocomplete => 'off' }, hint: false, disabled: closed_registrations?
+      = f.input :website, as: :url, placeholder: t('simple_form.labels.defaults.honeypot', label: 'Website'), required: false, input_html: { 'aria-label' => t('simple_form.labels.defaults.honeypot', label: 'Website'), :autocomplete => 'off' }, hint: false, disabled: disabled
 
     - if approved_registrations?
       .fields-group
@@ -19,13 +22,16 @@
           = invite_request_fields.input :text, as: :text, wrapper: :with_block_label, required: Setting.require_invite_text
 
     .fields-group
-      = f.input :agreement, as: :boolean, wrapper: :with_label, label: t('auth.checkbox_agreement_html', rules_path: about_more_path, terms_path: terms_path), required: true, disabled: closed_registrations?
+      = f.input :agreement, as: :boolean, wrapper: :with_label, label: t('auth.checkbox_agreement_html', rules_path: about_more_path, terms_path: terms_path), required: true, disabled: disabled
 
     .actions
-      = f.button :button, sign_up_message, type: :submit, class: 'button button-primary', disabled: closed_registrations?
+      = f.button :button, sign_up_message, type: :submit, class: 'button button-primary', disabled: disabled
 
-  - if closed_registrations? && @instance_presenter.closed_registrations_message.present?
+  - if show_message
     .simple_form__overlay-area__overlay
       .simple_form__overlay-area__overlay__content.rich-formatting
         .block-icon= fa_icon 'warning'
+        - if current_account.present?
+          = t('about.logout_before_registering')
+        - else
           = @instance_presenter.closed_registrations_message.html_safe

app/views/about/show.html.haml

@@ -46,6 +46,9 @@
 
     .landing__grid__column.landing__grid__column-login
       .box-widget
+        - if current_user.present?
+          = render 'logged_in'
+        - else
           = render 'login'
 
       .hero-widget

config/locales/en.yml

@@ -16,6 +16,7 @@ en:
     contact: Contact
     contact_missing: Not set
     contact_unavailable: N/A
+    continue_to_web: Continue to web app
     discover_users: Discover users
     documentation: Documentation
     federation_hint_html: With an account on %{instance} you'll be able to follow people on any Mastodon server and beyond.
@@ -25,6 +26,8 @@ en:
       This account is a virtual actor used to represent the server itself and not any individual user.
       It is used for federation purposes and should not be blocked unless you want to block the whole instance, in which case you should use a domain block.
     learn_more: Learn more
+    logged_in_as_html: You are currently logged in as %{username}.
+    logout_before_registering: You are already logged in.
     privacy_policy: Privacy policy
     rules: Server rules
     rules_html: 'Below is a summary of rules you need to follow if you want to have an account on this server of Mastodon:'

spec/views/about/show.html.haml_spec.rb

@@ -8,6 +8,7 @@ describe 'about/show.html.haml', without_verify_partial_doubles: true do
     allow(view).to receive(:site_title).and_return('example site')
     allow(view).to receive(:new_user).and_return(User.new)
     allow(view).to receive(:use_seamless_external_login?).and_return(false)
+    allow(view).to receive(:current_account).and_return(nil)
   end
 
   it 'has valid open graph tags' do