Add Retry button for Let's Encrypt certs

+ Add translations

app/controllers/projects/pages_domains_controller.rb

@@ -88,6 +88,10 @@ class Projects::PagesDomainsController < Projects::ApplicationController
   end
 
   def domain
-    @domain ||= @project.pages_domains.find_by_domain!(params[:id].to_s)
+    @domain ||=
+      begin
+        domain = @project.pages_domains.find_by_domain!(params[:id].to_s)
+        Gitlab::View::Presenter::Factory.new(domain, current_user: current_user).fabricate!
+      end
   end
 end

app/views/projects/pages/_list.html.haml

@@ -35,6 +35,6 @@
           %li.list-group-item.bs-callout-warning
             - details_link_start = "<a href='#{project_pages_domain_path(@project, domain)}'>".html_safe
             - details_link_end = '</a>'.html_safe
-            = s_("GitLabPages|Something went wrong while obtaining Let's Encrypt certificate for %{domain}. To retry visit your %{link_start}domain details%{link_end}.").html_safe % { domain: domain.domain,
+            = s_("GitLabPages|Something went wrong while obtaining the Let's Encrypt certificate for %{domain}. To retry visit your %{link_start}domain details%{link_end}.").html_safe % { domain: domain.domain,
                 link_start: details_link_start,
                 link_end: details_link_end }

app/views/projects/pages_domains/_lets_encrypt_callout.html.haml

 - if @domain.enabled?
   - if @domain.auto_ssl_enabled && !@domain.certificate
+    - if @domain.show_auto_ssl_failed_warning?
+      .form-group.border-section.js-shown-if-auto-ssl{ class: ("d-none" unless auto_ssl_available_and_enabled) }
+        .row
+          .col-sm-10.offset-sm-2
+            .bs-callout.bs-callout-warning.mt-0
+              = _("Something went wrong while obtaining the Let's Encrypt certificate.")
+              = link_to s_('GitLabPagesDomains|Retry'), retry_auto_ssl_project_pages_domain_path(@project, @domain), class: "btn btn-sm btn-grouped btn-warning btn-inverted", method: :post
+    - else
       .form-group.border-section.js-shown-if-auto-ssl{ class: ("d-none" unless auto_ssl_available_and_enabled) }
         .row
           .col-sm-10.offset-sm-2

doc/user/project/pages/custom_domains_ssl_tls_certification/lets_encrypt_integration.md

@@ -60,11 +60,11 @@ associated Pages domain. It also will be renewed automatically by GitLab.
 
 ## Troubleshooting
 
-### Error "Something went wrong while obtaining Let's Encrypt certificate"
+### Error "Something went wrong while obtaining the Let's Encrypt certificate"
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/30146) in GitLab 13.0.
 
-If you get an error **Something went wrong while obtaining Let's Encrypt certificate**, you can try obtaining the certificate again by following these steps:
+If you get an error **Something went wrong while obtaining the Let's Encrypt certificate**, you can try obtaining the certificate again by following these steps:
 
 1. Go to your project's **Settings > Pages**.
 1. Click **Edit** on your domain.

locale/gitlab.pot

@@ -9795,6 +9795,9 @@ msgstr ""
 msgid "GitLab.com import"
 msgstr ""
 
+msgid "GitLabPagesDomains|Retry"
+msgstr ""
+
 msgid "GitLabPages|%{domain} is not verified. To learn how to verify ownership, visit your %{link_start}domain details%{link_end}."
 msgstr ""
 
@@ -9861,7 +9864,7 @@ msgstr ""
 msgid "GitLabPages|Save"
 msgstr ""
 
-msgid "GitLabPages|Something went wrong while obtaining Let's Encrypt certificate for %{domain}. To retry visit your %{link_start}domain details%{link_end}."
+msgid "GitLabPages|Something went wrong while obtaining the Let's Encrypt certificate for %{domain}. To retry visit your %{link_start}domain details%{link_end}."
 msgstr ""
 
 msgid "GitLabPages|Support for domains and certificates is disabled.  Ask your system's administrator to enable it."

spec/views/projects/pages/show.html.haml_spec.rb

@@ -47,7 +47,7 @@ describe 'projects/pages/show' do
 
   describe "warning about failed Let's Encrypt" do
     let(:error_message) do
-      "Something went wrong while obtaining Let's Encrypt certificate for #{domain.domain}. "\
+      "Something went wrong while obtaining the Let's Encrypt certificate for #{domain.domain}. "\
       "To retry visit your domain details."
     end