widget code rewritten for gallery master branch

vendor/built_in_modules/gallery/app/controllers/panel/gallery/widget/albums_controller.rb

@@ -9,17 +9,40 @@ class Panel::Gallery::Widget::AlbumsController < OrbitWidgetController
 		@album = GalleryAlbum.find(@part.widget_options['album_id']) rescue nil
 		@album_images = @album.gallery_images if @album
 
+		
 		@settings = {"vertical"=>vertical,"horizontal"=>horizontal}   #[note] horizontal has it's limitation from 2 to 6
 		@class = "c" + @settings["horizontal"].to_s
 		@total = @settings["vertical"] * @settings["horizontal"]
 		@rnd = Random.new
 		@images = []
-		for i in 0..@total-1
+
-			image = @album_images[@rnd.rand(0...@album_images.count)]
+		if @album_images.count > @total
+			@randoms = []
+			until @randoms.count == @total do
+				r = @rnd.rand(0...@album_images.count)
+				if !@randoms.include?r
+					@randoms << r
+					image = @album_images[r]
 					values = {"show_link"=>theater_panel_gallery_front_end_album_path(image),"thumb"=>image.file.thumb.url}
 					@images << values
 				end
 			end
+		elsif @album_images.count == @total
+			@album_images.each do |image|
+				values = {"show_link"=>theater_panel_gallery_front_end_album_path(image),"thumb"=>image.file.thumb.url}
+				@images << values
+			end
+		else
+			@album_images.each do |image|
+				values = {"show_link"=>theater_panel_gallery_front_end_album_path(image),"thumb"=>image.file.thumb.url}
+				@images << values
+			end
+			until @images.count == @total do
+				values = {"show_link"=>"javascript:void(0);","thumb"=>"assets/gallery/nodata.jpg"}
+				@images << values
+			end
+		end
+	end
 
 	def widget2