From bff96fe21b483e8433d623cae8f242fece6b5a3d Mon Sep 17 00:00:00 2001
From: Javi Fontan <jfontan@opennebula.org>
Date: Sun, 23 Sep 2012 21:24:03 +0200
Subject: [PATCH] Use cloudinary to save and show images

---
 server/assets/gallery.html |  2 +-
 server/main.rb             |  4 ++++
 server/model.rb            | 12 ++++++++++--
 3 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/server/assets/gallery.html b/server/assets/gallery.html
index 239a82a..01c1565 100644
--- a/server/assets/gallery.html
+++ b/server/assets/gallery.html
@@ -82,7 +82,7 @@ <h1><a href="http://glsl.heroku.com/">GLSL Sandbox</a></h1>
 <div id="gallery">
 
 <% effects.each do |effect| %>
-	<a href='/e#<%= effect['_id'] %>.<%= effect['versions'].length-1 %>'><img src='<%= effect['image'] %>'></a>
+	<a href='/e#<%= effect['_id'] %>.<%= effect['versions'].length-1 %>'><img src='<%= image(effect) %>'></a>
 <% end %>
 
 </div>
diff --git a/server/main.rb b/server/main.rb
index 4616758..39b3432 100644
--- a/server/main.rb
+++ b/server/main.rb
@@ -4,6 +4,7 @@
 require 'mongo'
 require 'json'
 require 'erb'
+require 'cloudinary'
 
 $: << './server'
 
@@ -15,6 +16,9 @@
     set :public_folder, 'server/assets'
 
     GALLERY=ERB.new(File.read('server/assets/gallery.html'))
+    IMAGE_PREFIX=ENV['IMAGE_PREFIX']||''
+    uri=URI.parse(ENV['CLOUDINARY_URL'])
+    CLOUDINARY_PROJECT=uri.host
 
     $glsl=GlslDatabase.new
 
diff --git a/server/model.rb b/server/model.rb
index 64b016a..e8a45b8 100644
--- a/server/model.rb
+++ b/server/model.rb
@@ -32,6 +32,11 @@ def next_page
             @extra[:page]+1
         end
     end
+
+    def image(effect)
+        "http://res.cloudinary.com/#{CLOUDINARY_PROJECT}/image/upload/"<<
+            "#{IMAGE_PREFIX}#{effect['_id']}.png"
+    end
 end
 
 class GlslDatabase
@@ -62,13 +67,16 @@ def save_version(code_id, code)
             :query => { :_id => code_id },
             :update => {
                 '$set' => {
-                    :modified_at => time,
-                    :image => code_data['image']
+                    :modified_at => time
                 },
                 '$push' => { :versions => data }
             }
         })
 
+        Cloudinary::Uploader.upload(
+            code_data['image'],
+            :public_id => IMAGE_PREFIX+code_id.to_s)
+
         code=$glsl.get_code(code_id)
 
         version=code['versions'].length-1