4 files changed, 128 insertions, 0 deletions
diff --git a/app/models/export.rb b/app/models/export.rb
new file mode 100644
index 000000000..a202e77ef
--- /dev/null
+++ b/app/models/export.rb
@@ -0,0 +1,84 @@
+class Export < ActiveRecord::Base
+
+  belongs_to :referential
+  validates_presence_of :referential_id
+
+  validates_inclusion_of :status, :in => %w{ pending completed failed }
+
+  has_many :log_messages, :class_name => "ExportLogMessage", :order => :position, :dependent => :destroy
+
+  serialize :options
+
+  def self.option(name)
+    name = name.to_s
+
+    define_method(name) do
+      self.options[name]
+    end
+
+    define_method("#{name}=") do |prefix|
+      self.options[name] = prefix
+    end
+  end
+
+  def options
+    read_attribute(:options) || write_attribute(:options, {})
+  end
+
+  @@root = "#{Rails.root}/tmp/exports"
+  cattr_accessor :root
+
+  after_destroy :destroy_file
+  def destroy_file
+    FileUtils.rm file if File.exists? file
+  end
+
+  def file
+    "#{root}/#{id}.zip"
+  end
+
+  def name
+    "#{self.class.model_name.human} #{id}"
+  end
+
+  def export_options
+    { :export_id => self.id, :output_file => file }
+  end
+
+  before_validation :define_default_attributes, :on => :create
+  def define_default_attributes
+    self.status ||= "pending"
+  end
+
+  after_create :delayed_export
+  def delayed_export
+    delay.export
+  end
+
+  def export
+    FileUtils.mkdir_p root
+
+    begin
+      log_messages.create :key => :started
+
+      # TODO
+      # Make real export here
+
+      update_attribute :status, "completed"
+    rescue => e
+      Rails.logger.error "Export #{id} failed : #{e}, #{e.backtrace}"
+      update_attribute :status, "failed"
+    end
+
+    log_messages.create :key => status
+  end
+
+  def self.new(attributes = {}, options = {}, &block)
+    if self == Export
+      Object.const_get(attributes.delete(:type) || "NeptuneExport").new(attributes, options)
+    else
+      super
+    end
+  end
+
+end
diff --git a/app/models/export_log_message.rb b/app/models/export_log_message.rb
new file mode 100644
index 000000000..61068689c
--- /dev/null
+++ b/app/models/export_log_message.rb
@@ -0,0 +1,36 @@
+class ExportLogMessage < ActiveRecord::Base
+  belongs_to :export
+
+  acts_as_list :scope => :export
+  
+  validates_presence_of :key
+  validates_inclusion_of :severity, :in => %w{info warning error}
+
+  def arguments=(arguments)
+    write_attribute :arguments, (arguments.to_json if arguments.present?)
+  end
+
+  def arguments
+    @decoded_arguments ||= 
+      begin
+        if (stored_arguments = raw_attributes).present?
+          ActiveSupport::JSON.decode stored_arguments
+        else
+          {}
+        end
+      end
+  end
+
+  def raw_attributes
+    read_attribute(:arguments)
+  end
+
+  before_validation :define_default_attributes, :on => :create
+  def define_default_attributes
+    self.severity ||= "info"
+  end
+ 
+  def full_message
+    I18n.translate key, arguments.symbolize_keys.merge(:scope => "export_log_messages.messages")
+  end
+end
diff --git a/app/models/neptune_export.rb b/app/models/neptune_export.rb
new file mode 100644
index 000000000..fd429101c
--- /dev/null
+++ b/app/models/neptune_export.rb
@@ -0,0 +1,7 @@
+class NeptuneExport < Export
+
+  def export_options
+    super.merge(:format => :neptune)
+  end
+
+end
diff --git a/app/models/referential.rb b/app/models/referential.rb
index 2d6d5b8d5..3f4a62bb6 100644
--- a/app/models/referential.rb
+++ b/app/models/referential.rb
@@ -9,6 +9,7 @@ class Referential < ActiveRecord::Base
   validates_format_of :prefix, :with => %r{\A[0-9a-zA-Z_]+\Z}
 
   has_many :imports, :dependent => :destroy
+  has_many :exports, :dependent => :destroy
 
   def human_attribute_name(*args)
     self.class.human_attribute_name(*args)