fixing jobs

app/models/amazon_backup.rb

@@ -0,0 +1,44 @@
+require 'base64'
+require 'digest/md5'
+
+class AmazonBackup < ActiveRecord::Base
+  def self.last_id
+    first.last_id
+  end
+  
+  def self.update_id(new_id)
+    first.update_column(:last_id, new_id)
+  end
+  
+  def self.execute
+    last_id = AmazonBackup.last_id
+    
+    Post.where("id > ?", last_id).limit(200).order("id").each do |post|
+      AWS::S3::Base.establish_connection!(
+        :access_key_id => Danbooru.config.amazon_s3_access_key_id, 
+        :secret_access_key => Danbooru.config.amazon_s3_secret_access_key
+      )
+
+      if File.exists?(post.file_path)
+        base64_md5 = Base64.encode64(Digest::MD5.digest(File.read(post.file_path)))
+        AWS::S3::S3Object.store(post.file_name, open(post.file_path, "rb"), Danbooru.config.amazon_s3_bucket_name, "Content-MD5" => base64_md5)
+      end
+
+      if post.image? && File.exists?(post.preview_file_path)
+        AWS::S3::S3Object.store("preview/#{post.md5}.jpg", open(post.preview_file_path, "rb"), Danbooru.config.amazon_s3_bucket_name)
+      end
+
+      if File.exists?(post.medium_file_path)
+        AWS::S3::S3Object.store("medium/#{post.md5}.jpg", open(post.medium_file_path, "rb"), Danbooru.config.amazon_s3_bucket_name)
+      end
+
+      if File.exists?(post.large_file_path)
+        AWS::S3::S3Object.store("large/#{post.md5}.jpg", open(post.large_file_path, "rb"), Danbooru.config.amazon_s3_bucket_name)
+      end
+      
+      AmazonBackup.update_id(last_id)
+    end
+  rescue Exception => x
+    # probably some network error, retry next time
+  end
+end