From 3b3a9d096d7c1b99a53b4f4917eaeaaff765fc25 Mon Sep 17 00:00:00 2001
From: uu59 <k@uu59.org>
Date: Tue, 10 Jun 2014 12:50:27 +0900
Subject: [PATCH] Don't install/uninstall when same gem_name is processing

---
 app/models/plugin.rb | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/app/models/plugin.rb b/app/models/plugin.rb
index 91cf384..d226fd2 100644
--- a/app/models/plugin.rb
+++ b/app/models/plugin.rb
@@ -60,6 +60,10 @@ class Plugin
     end
   end
 
+  def processing?
+    !!WORKING.find{|data| data[:plugin].gem_name == gem_name}
+  end
+
   def format_gemfile
     self.version ||= latest_version
     %Q|gem "#{gem_name}", "#{version}"|
@@ -154,7 +158,7 @@ class Plugin
 
   def gem_install
     data = { plugin: self, state: :running, type: :install }
-    return if WORKING.grep(data).present?
+    return if processing?
     return if installed?
     WORKING.push(data)
     fluent_gem("install", gem_name, "-v", version)
@@ -164,7 +168,7 @@ class Plugin
 
   def gem_uninstall
     data = { plugin: self, state: :running, type: :uninstall }
-    return if WORKING.grep(data).present?
+    return if processing?
     return unless installed?
     WORKING.push(data)
     fluent_gem("uninstall", gem_name, "-x", "-a")