1 files changed, 47 insertions, 0 deletions
diff --git a/lib/gitlab/git/committer_with_hooks.rb b/lib/gitlab/git/committer_with_hooks.rb
new file mode 100644
index 00000000000..a8a59f998cd
--- /dev/null
+++ b/lib/gitlab/git/committer_with_hooks.rb
@@ -0,0 +1,47 @@
+module Gitlab
+  module Git
+    class CommitterWithHooks < Gollum::Committer
+      attr_reader :gl_wiki
+
+      def initialize(gl_wiki, options = {})
+        @gl_wiki = gl_wiki
+        super(gl_wiki.gollum_wiki, options)
+      end
+
+      def commit
+        # TODO: Remove after 10.8
+        return super unless allowed_to_run_hooks?
+
+        result = Gitlab::Git::OperationService.new(git_user, gl_wiki.repository).with_branch(
+          @wiki.ref,
+          start_branch_name: @wiki.ref
+        ) do |start_commit|
+          super(false)
+        end
+
+        result[:newrev]
+      rescue Gitlab::Git::HooksService::PreReceiveError => e
+        message = "Custom Hook failed: #{e.message}"
+        raise Gitlab::Git::Wiki::OperationError, message
+      end
+
+      private
+
+      # TODO: Remove after 10.8
+      def allowed_to_run_hooks?
+        @options[:user_id] != 0 && @options[:username].present?
+      end
+
+      def git_user
+        @git_user ||= Gitlab::Git::User.new(@options[:username],
+                                            @options[:name],
+                                            @options[:email],
+                                            gitlab_id)
+      end
+
+      def gitlab_id
+        Gitlab::GlId.gl_id_from_id_value(@options[:user_id])
+      end
+    end
+  end
+end