levels

app/controllers/models_controller.rb

@@ -11,6 +11,9 @@ def bodies
   def location
     render json: Model.find(params[:id]).location, :except=>  [:image]
   end
+  def levels
+    render json: Model.find(params[:id]).levels, :except=>  [:uuid]
+  end
   def preview
     model = Model.find(params[:id])
     send_data model.preview, :type => 'image/png',:disposition => 'inline'

app/io/model_processor.rb

@@ -20,6 +20,7 @@ def self.process(model_filename)
     get_location(model, model_file, directory['IMAG'])
     get_preview(model, model_file, directory['PRVW'])
     get_meta(model, model_file, directory['META'])
+    get_levels(model, model_file, directory['LEVS'])
 
 
   end
@@ -202,5 +203,39 @@ def self.get_meta(model, model_file, offset)
     model.save
   end
 
+  def self.get_levels(model, model_file, offset)
+    model_file.seek(offset, IO::SEEK_SET)
+
+    block_id = model_file.read(4).unpack("L").first
+    version = model_file.read(4).unpack("L").first
+    size = model_file.read(4).unpack("L").first
+    cksum = model_file.read(4).unpack("L").first
+
+    num_levels = model_file.read(4).unpack("L").first
+
+    num_levels.times do |n|
+      # skip header
+      model_file.read(16)
+
+      # level
+      uuid = model_file.read(16)
+      elevation = model_file.read(8).unpack("D").first
+      namesize = model_file.read(4).unpack("L").first
+      name = model_file.read(namesize)
+
+      level = Level.new
+      level.uuid = uuid
+      level.elevation = elevation
+      level.name = name
+      level.model = model
+      level.save
+
+
+    end
+
+
+  end
+
+
 
 end

app/models/body_level.rb

@@ -0,0 +1,3 @@
+class BodyLevel < ActiveRecord::Base
+  belongs_to :body
+end

app/models/level.rb

@@ -0,0 +1,3 @@
+class Level < ActiveRecord::Base
+  belongs_to :model
+end

app/models/model.rb

@@ -1,4 +1,5 @@
 class Model < ActiveRecord::Base
   has_many :bodies
   has_one :location
+  has_many :levels
 end

config/routes.rb

@@ -8,6 +8,7 @@
   get 'models/:id/bodies'  => 'models#bodies'
   get 'models/:id/location'  => 'models#location'
   get 'models/:id/preview' => 'models#preview'
+  get 'models/:id/levels'  => 'models#levels'
 
 
   get 'bodies' => 'bodies#all'

db/migrate/20130921153928_create_levels.rb

@@ -0,0 +1,11 @@
+class CreateLevels < ActiveRecord::Migration
+  def change
+    create_table :levels do |t|
+      t.string :uuid
+      t.float :elevation
+      t.string :name
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20130921155057_add_model_id_to_level.rb

@@ -0,0 +1,5 @@
+class AddModelIdToLevel < ActiveRecord::Migration
+  def change
+    add_column :levels,  "model_id", :integer
+  end
+end

db/migrate/20130922214948_remove_string_uuid.rb

@@ -0,0 +1,7 @@
+class RemoveStringUuid < ActiveRecord::Migration
+  def change
+    def change
+      remove_column :levels,  "uuid", :string
+    end
+  end
+end

db/migrate/20130922215700_remove_uuid.rb

@@ -0,0 +1,5 @@
+class RemoveUuid < ActiveRecord::Migration
+  def change
+    remove_column :levels, :uuid
+  end
+end

db/migrate/20130922215852_add_uuid_binary.rb

@@ -0,0 +1,5 @@
+class AddUuidBinary < ActiveRecord::Migration
+  def change
+    add_column :levels, :uuid, :binary
+  end
+end

db/migrate/20130923010620_create_b_levels.rb

@@ -0,0 +1,10 @@
+class CreateBLevels < ActiveRecord::Migration
+  def change
+    create_table :b_levels do |t|
+      t.string :name
+      t.binary :uuid
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20130923010804_create_body_levels.rb

@@ -0,0 +1,10 @@
+class CreateBodyLevels < ActiveRecord::Migration
+  def change
+    create_table :body_levels do |t|
+      t.string :name
+      t.binary :uuid
+
+      t.timestamps
+    end
+  end
+end

db/schema.rb

@@ -11,7 +11,14 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20130915143011) do
+ActiveRecord::Schema.define(version: 20130923010804) do
+
+  create_table "b_levels", force: true do |t|
+    t.string   "name"
+    t.binary   "uuid"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
 
   create_table "bodies", force: true do |t|
     t.binary   "data"
@@ -22,6 +29,22 @@
     t.integer  "model_id"
   end
 
+  create_table "body_levels", force: true do |t|
+    t.string   "name"
+    t.binary   "uuid"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
+  create_table "levels", force: true do |t|
+    t.float    "elevation"
+    t.string   "name"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+    t.integer  "model_id"
+    t.binary   "uuid"
+  end
+
   create_table "locations", force: true do |t|
     t.binary   "image"
     t.float    "latitude"

test/fixtures/b_levels.yml

@@ -0,0 +1,9 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/Fixtures.html
+
+one:
+  name: MyString
+  uuid: 
+
+two:
+  name: MyString
+  uuid: 

test/fixtures/body_levels.yml

@@ -0,0 +1,9 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/Fixtures.html
+
+one:
+  name: MyString
+  uuid: 
+
+two:
+  name: MyString
+  uuid: 

test/fixtures/levels.yml

@@ -0,0 +1,11 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/Fixtures.html
+
+one:
+  uuid: MyString
+  elevation: 1.5
+  name: MyString
+
+two:
+  uuid: MyString
+  elevation: 1.5
+  name: MyString

test/models/b_level_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class BLevelTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/models/body_level_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class BodyLevelTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/models/level_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class LevelTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end