Merge branch '29405-fix-project-wiki-update' into 'master'

Fix Project Wiki update

Closes #29405

See merge request !9990

3 files changed, 8 insertions, 4 deletions

diff --git a/app/controllers/projects/wikis_controller.rb b/app/controllers/projects/wikis_controller.rb
index 8b6c83d4fed..f210f7e61d2 100644
--- a/app/controllers/projects/wikis_controller.rb
+++ b/app/controllers/projects/wikis_controller.rb
@@ -45,8 +45,9 @@ class Projects::WikisController < Projects::ApplicationController
     return render('empty') unless can?(current_user, :create_wiki, @project)
 
     @page = @project_wiki.find_page(params[:id])
+    @page = WikiPages::UpdateService.new(@project, current_user, wiki_params).execute(@page)
 
-    if @page = WikiPages::UpdateService.new(@project, current_user, wiki_params).execute(@page)
+    if @page.valid?
       redirect_to(
         namespace_project_wiki_path(@project.namespace, @project, @page),
         notice: 'Wiki was successfully updated.'
diff --git a/app/helpers/nav_helper.rb b/app/helpers/nav_helper.rb
index c1523b4dabf..a8f167cbff2 100644
--- a/app/helpers/nav_helper.rb
+++ b/app/helpers/nav_helper.rb
@@ -16,6 +16,7 @@ module NavHelper
       "page-gutter build-sidebar right-sidebar-expanded"
     elsif current_path?('wikis#show') ||
         current_path?('wikis#edit') ||
+        current_path?('wikis#update') ||
         current_path?('wikis#history') ||
         current_path?('wikis#git_access')
       "page-gutter wiki-sidebar right-sidebar-expanded"
diff --git a/app/models/wiki_page.rb b/app/models/wiki_page.rb
index 465c4d903ac..c771c22f46a 100644
--- a/app/models/wiki_page.rb
+++ b/app/models/wiki_page.rb
@@ -155,7 +155,7 @@ class WikiPage
   end
 
   # Returns boolean True or False if this instance
-  # has been fully saved to disk or not.
+  # has been fully created on disk or not.
   def persisted?
     @persisted == true
   end
@@ -226,6 +226,8 @@ class WikiPage
   end
 
   def save(method, *args)
+    saved = false
+
     project_wiki = wiki
     if valid? && project_wiki.send(method, *args)
 
@@ -243,10 +245,10 @@ class WikiPage
       set_attributes
 
       @persisted = true
+      saved = true
     else
       errors.add(:base, project_wiki.error_message) if project_wiki.error_message
-      @persisted = false
     end
-    @persisted
+    saved
   end
 end