app/helpers/workhorse_helper.rb


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# Helpers to send Git blobs, diffs, patches or archives through Workhorse.
# Workhorse will also serve files when using `send_file`.
module WorkhorseHelper
  # Send a Git blob through Workhorse
  def send_git_blob(repository, blob, inline: true)
    headers.store(*Gitlab::Workhorse.send_git_blob(repository, blob))
    headers['Content-Disposition'] = inline ? 'inline' : 'attachment'
    headers['Content-Type'] = safe_content_type(blob)
    render plain: ""
  end

  # Send a Git diff through Workhorse
  def send_git_diff(repository, diff_refs)
    headers.store(*Gitlab::Workhorse.send_git_diff(repository, diff_refs))
    headers['Content-Disposition'] = 'inline'
    head :ok
  end

  # Send a Git patch through Workhorse
  def send_git_patch(repository, diff_refs)
    headers.store(*Gitlab::Workhorse.send_git_patch(repository, diff_refs))
    headers['Content-Disposition'] = 'inline'
    head :ok
  end

  # Archive a Git repository and send it through Workhorse
  def send_git_archive(repository, **kwargs)
    headers.store(*Gitlab::Workhorse.send_git_archive(repository, **kwargs))
    head :ok
  end

  # Send an entry from artifacts through Workhorse
  def send_artifacts_entry(build, entry)
    headers.store(*Gitlab::Workhorse.send_artifacts_entry(build, entry))
    head :ok
  end

  def set_workhorse_internal_api_content_type
    headers['Content-Type'] = Gitlab::Workhorse::INTERNAL_API_CONTENT_TYPE
  end
end