From 6bf9a57c97d22adb858dd0e7464e6f8e1a896593 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A9my=20Coutable?= <remy@rymai.me>
Date: Mon, 25 Apr 2016 17:43:01 +0200
Subject: Revert "Remove unused #list_remote_tags"
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This reverts commit f5e87590d463b4b3d1bf5cd6b49a9d0d60acd552.

Signed-off-by: Rémy Coutable <remy@rymai.me>
---
 CHANGELOG              |  1 -
 lib/gitlab_projects.rb | 22 ++++++++++++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG b/CHANGELOG
index ee12d2a..a86ac09 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,5 +1,4 @@
 v3.0.0
-  - Remove list-remote-tags command (Robert Schilling)
   - Remove rm-tag command (Robert Schilling)
   - Remove create-branch and rm-branch commands (Robert Schilling)
   - Update PostReceive worker so it logs a unique JID in Sidekiq
diff --git a/lib/gitlab_projects.rb b/lib/gitlab_projects.rb
index bc98e09..f0e0773 100644
--- a/lib/gitlab_projects.rb
+++ b/lib/gitlab_projects.rb
@@ -61,6 +61,7 @@ class GitlabProjects
     when 'update-head'; update_head
     when 'push-branches'; push_branches
     when 'delete-remote-branches'; delete_remote_branches
+    when 'list-remote-tags'; list_remote_tags
     when 'gc'; gc
     else
       $logger.warn "Attempt to execute invalid gitlab-projects command #{@command.inspect}."
@@ -71,6 +72,27 @@ class GitlabProjects
 
   protected
 
+  def list_remote_tags
+    remote_name = ARGV.shift
+
+    tag_list, exit_code, error = nil
+    cmd = %W(git --git-dir=#{full_path} ls-remote --tags #{remote_name})
+
+    Open3.popen3(*cmd) do |stdin, stdout, stderr, wait_thr|
+      tag_list  = stdout.read
+      error     = stderr.read
+      exit_code = wait_thr.value.exitstatus
+    end
+
+    if exit_code.zero?
+      puts tag_list
+      true
+    else
+      puts error
+      false
+    end
+  end
+
   def push_branches
     remote_name = ARGV.shift
 
-- 
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