Merge branch 'fix-issue-3094' into 'master'

Don't show "Add README" link in an empty repository if user doesn't have access to push

Reporter users would see this before even though they didn't have access to push:

![image](/uploads/1dd328ab7e58cd00c5b696f079816e16/image.png)

It's not complete accurate to include the push command-line instructions, but users may still want the instructions to clone. After:

![image](/uploads/3d214e140916d2f174d0b5fec0ac472d/image.png)

Closes #3094

See merge request !1626

CHANGELOG

@@ -8,6 +8,7 @@ v 8.1.0 (unreleased)
   - Fix bug preventing mentioned issued from being closed when MR is merged using fast-forward merge.
   - Fix duplicate repositories in GitHub import page (Stan Hu)
   - Fix nonatomic database update potentially causing project star counts to go negative (Stan Hu)
+  - Don't show "Add README" link in an empty repository if user doesn't have access to push (Stan Hu)
   - Fix error preventing displaying of commit data for a directory with a leading dot (Stan Hu)
   - Speed up load times of issue detail pages by roughly 1.5x
   - If a merge request is to close an issue, show this on the issue page (Zeger-Jan van de Weg)

app/views/projects/empty.html.haml

@@ -8,15 +8,18 @@
 .gray-content-block.center
   %h3.page-title
     The repository for this project is empty
+  - if can?(current_user, :download_code, @project)
     %p
       If you already have files you can push them using command line instructions below.
       %br
+      - if can?(current_user, :push_code, @project)
         Otherwise you can start with
         = link_to "adding README", new_readme_path, class: 'underlined-link'
         file to this project.
 
-.prepend-top-20
-.empty_wrapper
+- if can?(current_user, :download_code, @project)
+  .prepend-top-20
+  .empty_wrapper
     %h3.page-title-empty
       Command line instructions
     %div.git-empty