Refactor project creation. Added logout link to profile page

app/contexts/projects/create_context.rb

@@ -0,0 +1,64 @@
+module Projects
+  class CreateContext < BaseContext
+    def execute
+      # get namespace id
+      namespace_id = params[:project].delete(:namespace_id)
+
+      @project = Project.new(params[:project])
+
+      # Parametrize path for project
+      #
+      # Ex.
+      #  'GitLab HQ'.parameterize => "gitlab-hq"
+      #
+      @project.path = @project.name.dup.parameterize
+
+
+      if namespace_id
+        # Find matching namespace and check if it allowed
+        # for current user if namespace_id passed.
+        if allowed_namespace?(current_user, namespace_id)
+          @project.namespace_id = namespace_id unless namespace_id == Namespace.global_id
+        else
+          deny_namespace
+          return @project
+        end
+      else
+        # Set current user namespace if namespace_id is nil
+        @project.namespace_id = current_user.id
+      end
+
+      Project.transaction do
+        @project.creator = current_user
+        @project.save!
+
+        # Add user as project master
+        @project.users_projects.create!(project_access: UsersProject::MASTER, user: current_user)
+
+        # when project saved no team member exist so
+        # project repository should be updated after first user add
+        @project.update_repository
+      end
+
+      @project
+    rescue => ex
+      @project.errors.add(:base, "Can't save project. Please try again later")
+      @project
+    end
+
+    protected
+
+    def deny_namespace
+      @project.errors.add(:namespace, "is not valid")
+    end
+
+    def allowed_namespace?(user, namespace_id)
+      if namespace_id == Namespace.global_id
+        return user.admin
+      else
+        namespace = Namespace.find_by_id(namespace_id)
+        current_user.can?(:manage_namespace, namespace)
+      end
+    end
+  end
+end