Add minor improvements in code related to issue move

app/assets/javascripts/issuable_form.js.coffee

@@ -30,11 +30,11 @@ class @IssuableForm
       "description"
     ]
 
-  handleSubmit: (e) =>
-    @resetAutosave
-
+  handleSubmit: =>
     if (parseInt(@issueMoveField?.val()) ? 0) > 0
-      e.preventDefault() unless confirm(ISSUE_MOVE_CONFIRM_MSG)
+      return false unless confirm(ISSUE_MOVE_CONFIRM_MSG)
+
+    @resetAutosave()
 
   resetAutosave: =>
     @titleField.data("autosave").reset()

app/helpers/issues_helper.rb

@@ -60,12 +60,14 @@ module IssuesHelper
   def project_options(issuable, current_user, ability: :read_project)
     projects = current_user.authorized_projects
     projects = projects.select do |project|
-      current_user.can?(ability, project) && project != issuable.project
+      current_user.can?(ability, project)
     end
 
-    projects.unshift(OpenStruct.new(id: 0, name_with_namespace: 'No project'))
+    no_project = OpenStruct.new(id: 0, name_with_namespace: 'No project')
+    projects.unshift(no_project)
+    projects.delete(issuable.project)
 
-    options_from_collection_for_select(projects, :id, :name_with_namespace, 0)
+    options_from_collection_for_select(projects, :id, :name_with_namespace)
   end
 
   def status_box_class(item)

app/services/issues/move_service.rb

@@ -7,7 +7,7 @@ module Issues
       @issue_new = nil
       @project_old = @project
 
-      if new_project_id
+      if new_project_id.to_i > 0
         @project_new = Project.find(new_project_id)
       end
 
@@ -19,7 +19,7 @@ module Issues
     def execute
       return unless move?
 
-      # Using trasaction because of a high resources footprint
+      # Using transaction because of a high resources footprint
       # on rewriting notes (unfolding references)
       #
       ActiveRecord::Base.transaction do
@@ -54,10 +54,11 @@ module Issues
     def create_new_issue
       new_params = { id: nil, iid: nil, milestone: nil, label_ids: [],
                      project: @project_new, author: @issue_old.author,
-                     description: rewrite_references(@issue_old) }
+                     description: unfold_references(@issue_old.description) }
 
+      new_params = @issue_old.serializable_hash.merge(new_params)
       create_service = CreateService.new(@project_new, @current_user,
-                                         params.merge(new_params))
+                                         new_params)
 
       @issue_new = create_service.execute(set_author: false)
     end
@@ -66,7 +67,7 @@ module Issues
       @issue_old.notes.find_each do |note|
         new_note = note.dup
         new_params = { project: @project_new, noteable: @issue_new,
-                       note: rewrite_references(new_note) }
+                       note: unfold_references(new_note.note) }
 
         new_note.update(new_params)
       end
@@ -78,30 +79,20 @@ module Issues
     end
 
     def add_moved_from_note
-      SystemNoteService.noteable_moved(:from, @issue_new, @project_new,
-                                       @issue_old, @current_user)
+      SystemNoteService.noteable_moved(@issue_new, @project_new,
+                                       @issue_old, @current_user, direction: :from)
     end
 
     def add_moved_to_note
-      SystemNoteService.noteable_moved(:to, @issue_old, @project_old,
-                                       @issue_new, @current_user)
+      SystemNoteService.noteable_moved(@issue_old, @project_old,
+                                       @issue_new, @current_user, direction: :to)
     end
 
-    def rewrite_references(noteable)
-      content = noteable_content(noteable).dup
+    def unfold_references(content)
       unfolder = Gitlab::Gfm::ReferenceUnfolder.new(content, @project_old)
       unfolder.unfold(@project_new)
     end
 
-    def noteable_content(noteable)
-      case noteable
-      when Issue then noteable.description
-      when Note then noteable.note
-      else
-        raise 'Unexpected noteable while moving an issue!'
-      end
-    end
-
     def notify_participants
       notification_service.issue_moved(@issue_old, @issue_new, @current_user)
     end

app/services/system_note_service.rb

@@ -3,7 +3,6 @@
 # Used for creating system notes (e.g., when a user references a merge request
 # from an issue, an issue's assignee changes, an issue is closed, etc.)
 class SystemNoteService
-  extend GitlabMarkdownHelper
   # Called when commits are added to a Merge Request
   #
   # noteable         - Noteable object
@@ -398,16 +397,15 @@ class SystemNoteService
   #
   # Example Note text:
   #
-  #   "Moved to project_new/#11"
+  #   "Moved to some_namespace/project_new#11"
   #
   # Returns the created Note object
-  def self.noteable_moved(direction, noteable, project, noteable_ref, author)
+  def self.noteable_moved(noteable, project, noteable_ref, author, direction:)
     unless [:to, :from].include?(direction)
-      raise StandardError, "Invalid direction `#{direction}`"
+      raise ArgumentError, "Invalid direction `#{direction}`"
     end
 
-    cross_reference = cross_project_reference(noteable_ref.project, noteable_ref)
-
+    cross_reference = noteable_ref.to_reference(project)
     body = "Moved #{direction} #{cross_reference}"
     create_note(noteable: noteable, project: project, author: author, note: body)
   end

app/views/shared/issuable/_form.html.haml

@@ -70,7 +70,7 @@
 - if issuable.is_a?(Issue) && can?(current_user, :admin_issue, issuable.project)
   %hr
     .form-group
-      = f.label :move_to_project_id, 'Move', class: 'control-label'
+      = label_tag :move_to_project_id, 'Move', class: 'control-label'
       .col-sm-10
         - projects = project_options(issuable, current_user, ability: :admin_issue)
         = select_tag(:move_to_project_id, projects, include_blank: true,

lib/gitlab/gfm/reference_unfolder.rb

 module Gitlab
   module Gfm
     ##
-    # Class than unfolds local references in text.
+    # Class that unfolds local references in text.
     #
+    # The initializer takes text in Markdown and project this text is valid
+    # in context of.
+    #
+    # `unfold` method tries to find all local references and unfold each of
+    # those local references to cross reference format.
+    #
+    # Examples:
+    #
+    # 'Hello, this issue is related to #123 and
+    #  other issues labeled with ~"label"', will be converted to:
+    #
+    # 'Hello, this issue is related to gitlab-org/gitlab-ce#123 and
+    #  other issue labeled with gitlab-org/gitlab-ce~"label"'.
+    #
+    # It does respect markdown lexical rules, so text in code block will not be
+    # replaced, see another example:
+    #
+    # 'Merge request for issue #1234, see also link:
+    #  http://gitlab.com/some/link/#1234, and code `puts #1234`' =>
+    #
+    # 'Merge request for issue gitlab-org/gitlab-ce#1234, se also link:
+    #  http://gitlab.com/some/link/#1234, and code `puts #1234`'
     #
     class ReferenceUnfolder
       def initialize(text, project)
@@ -66,8 +88,7 @@ module Gitlab
       end
 
       def markdown(text)
-        helper = Class.new.extend(GitlabMarkdownHelper)
-        helper.markdown(text, project: @project, no_original_data: true)
+        Banzai.render(text, project: @project, no_original_data: true)
       end
     end
   end

spec/services/system_note_service_spec.rb

@@ -446,7 +446,7 @@ describe SystemNoteService, services: true do
     let(:new_noteable) { create(:issue, project: new_project) }
 
     subject do
-      described_class.noteable_moved(direction, noteable, project, new_noteable, author)
+      described_class.noteable_moved(noteable, project, new_noteable, author, direction: direction)
     end
 
     shared_examples 'cross project mentionable' do