From 078d90629f6a213bf0c271cbb55de4c723e71488 Mon Sep 17 00:00:00 2001
From: Daniel <robotright@gmail.com>
Date: Sun, 13 May 2012 16:50:21 +0800
Subject: [PATCH] verify Image Magick installed (only on Macs)

references #1511

Merges #1533
---
 cmd/lib/spree_cmd/installer.rb | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/cmd/lib/spree_cmd/installer.rb b/cmd/lib/spree_cmd/installer.rb
index 28a8574d8d9..1801c66528d 100644
--- a/cmd/lib/spree_cmd/installer.rb
+++ b/cmd/lib/spree_cmd/installer.rb
@@ -32,6 +32,13 @@ def verify_rails
       end
     end
 
+    def verify_image_magick
+      unless image_magick_installed?
+        say "Image magick must be installed."
+        exit(1)
+      end
+    end
+
     def prepare_options
       @spree_gem_options = {}
 
@@ -160,5 +167,23 @@ def create_rails_app
       def is_rails_project?
         File.exists? File.join(@app_path, 'script', 'rails')
       end
+
+      def is_mac?
+        Object::RUBY_PLATFORM =~ /(darwin)/i ? true: false
+      end
+
+      def image_magick_installed?
+        if is_mac?
+          begin
+            %x(identify -version)
+          rescue
+          end
+
+          $?.success?
+        else
+          # not sure how to check on windows so assume installed
+          true
+        end
+      end
   end
 end