From 8978f56c90c7da1ffdd2092ab6e076fb3ade26a9 Mon Sep 17 00:00:00 2001
From: Jaime Melis <jmelis@opennebula.org>
Date: Wed, 3 Jun 2015 14:36:59 +0200
Subject: [PATCH] feature #3782: Display snapshots in oneimage show

---
 src/cli/one_helper/oneimage_helper.rb | 45 +++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/src/cli/one_helper/oneimage_helper.rb b/src/cli/one_helper/oneimage_helper.rb
index 068a417a85..72799b8d50 100644
--- a/src/cli/one_helper/oneimage_helper.rb
+++ b/src/cli/one_helper/oneimage_helper.rb
@@ -292,6 +292,13 @@ class OneImageHelper < OpenNebulaHelper::OneHelper
 
             puts str % [e,  mask]
         }
+
+        if image.has_elements?("/IMAGE/SNAPSHOTS")
+            puts
+            CLIHelper.print_header(str_h1 % "IMAGE SNAPSHOTS",false)
+            format_snapshots(image)
+        end
+
         puts
 
         CLIHelper.print_header(str_h1 % "IMAGE TEMPLATE",false)
@@ -311,6 +318,44 @@ class OneImageHelper < OpenNebulaHelper::OneHelper
         end
     end
 
+    def format_snapshots(image)
+        table=CLIHelper::ShowTable.new(nil, self) do
+            column :AC , "Is active", :left, :size => 2 do |d|
+                if d["ACTIVE"] == "YES"
+                    "=>"
+                else
+                    ""
+                end
+            end
+            column :ID, "Snapshot ID", :size=>3 do |d|
+                d["ID"]
+            end
+
+            column :PARENT, "Snapshot Parent ID", :size=>6 do |d|
+                d["PARENT"]
+            end
+
+            column :CHILDREN, "Snapshot Children IDs", :size=>10 do |d|
+                d["CHILDREN"]
+            end
+
+            column :TAG, "Snapshot Tag", :left, :size=>45 do |d|
+                d["TAG"]
+            end
+
+            column :DATE, "Snapshot creation date", :size=>15 do |d|
+                OpenNebulaHelper.time_to_str(d["DATE"])
+            end
+
+            default :AC, :ID, :PARENT, :DATE, :CHILDREN, :TAG
+        end
+
+        # Convert snapshot data to an array
+        image_hash = image.to_hash
+        image_snapshots = [image_hash['IMAGE']['SNAPSHOTS']].flatten.first
+        table.show(image_snapshots)
+    end
+
     def self.create_image_variables(options, name)
         if Array===name
             names=name