gallery/app/controllers/galleries_controller.rb

class GalleriesController < ApplicationController
	def index
      albums = Album.filter_by_categories.filter_by_tags.asc(:order)
      galleries = albums.collect do |a|
      alt_text = (a.description.nil? || a.description == "" ? "gallery image" : a.description)
      {
        "album-name" => a.name,
        "album-description" => a.description,
        "alt_title" => alt_text,
        "link_to_show" =>  OrbitHelper.url_to_show(a.to_param),
        "thumb-src" => a.cover_path || "/assets/gallery/default.jpg"
      }
    end
    {
      "albums" => galleries,
      "extras" => {"widget-title"=>"Gallery"},
      "total_pages" => albums.total_pages
    } 

  end

  def show
    params = OrbitHelper.params
    album = Album.find_by_param(params[:uid])
  	images = album.album_images.asc(:order).collect do |a|
      alt_text = (a.description.nil? || a.description == "" ? "gallery image" : a.description)
	    {
        "image-description" => a.description,
        "alt_title" => alt_text,
	     "link_to_show" =>  "/xhr/galleries/theater/" + a.id.to_s,
	     "thumb-src" => a.file.thumb.url
	    }
	   end
      {
        "images" => images,
        "data" => {"album-title"=>album.name}
      } 
  end

  def widget
    tags = OrbitHelper.widget_tags.empty? ? ["all"] : OrbitHelper.widget_tags
    albums = Album.filter_by_widget_categories.filter_by_tags(tags)
    params = OrbitHelper.params
    counts = OrbitHelper.widget_data_count
    
    images = []
    total_images = 0
    if !albums.blank?
      albums.each do |album|
        total_images = total_images + album.album_images.count
      end
      counts = counts > total_images ? total_images : counts
      abc = AlbumImage.count
      counts = counts > abc ? abc : counts
      while images.count < counts
        albums.each do |album|
          img = album.album_images.sample
          if !images.include?(img) && img != nil 
            images << img
          end
        end
      end
    end
    images = images.collect do |a|
      alt_text = (a.description.nil? || a.description == "" ? "gallery image" : a.description)

      {
        "link_to_show" =>  OrbitHelper.widget_more_url + "/" + a.album.to_param + "#" + a.id.to_s,
        "alt_title" => alt_text,
        "thumb-src" => a.file.thumb.url,
        "thumb-large-src" => a.file.thumb_large.url,
        "mobile-src" => a.file.mobile.url,
        "theater-src" => a.file.theater.url
      }
    end
    {
      "images" => images,
      "extras" => {"widget-title"=>"Gallery","more_url" => OrbitHelper.widget_more_url}
    } 
  end

  def imgs(album_id)
    album = Album.find(album_id)
    tag_names = Array.new
    images = album.album_images.asc(:order)
    output =  Array.new
    images.each do |values|
    alt_text = (values.description.nil? || values.description == "" ? "gallery image" : values.description)
    output << { _id:  values.id.to_s,
                 description: values.description,
                 title: values.title,
                 alt_title: alt_text,
                 file: values.file.as_json[:file],
                 gallery_album_id: values.album_id,
                 tags: values.tags}
    end
    return output
  end

  def theater
    image = AlbumImage.find(params[:id])
    albumid = image.album_id
    album = Album.find(albumid)
    images = album.album_images.asc(:order)
     data = {
      "album" => album,
      # "images" => images,
      "image" => image.id.to_s,
      "images" => imgs(albumid)
     }

   render :json => {"data" => data}.to_json
 end

end