Sha256: 7fa13f50db8b1b4b975c226cdecbcfa2b511d2e3813c5b461b88faa790e06fb5
Contents?: true
Size: 1.38 KB
Versions: 7
Compression:
Stored size: 1.38 KB
Contents
require "carrierwave"
require "carrierwave/orm/activerecord"
module Adminpanel
class Gallery < ActiveRecord::Base
attr_accessible :file
mount_uploader :file, Adminpanel::GalleryUploader
validates_presence_of :file
before_create :set_position
before_destroy :rearrange_positions
default_scope { order("position ASC")}
def move_to_better_position
if position > 1
conflicting_gallery = Gallery.find_by_position(position - 1)
update_attribute(:position, position - 1)
conflicting_gallery.update_attribute(
:position, conflicting_gallery.position + 1
)
true
else
false
end
end
def move_to_worst_position
records = Gallery.count
if position < records
conflicting_gallery = Gallery.find_by_position(position + 1)
update_attribute(:position, position + 1)
conflicting_gallery.update_attribute(
:position, conflicting_gallery.position - 1
)
true
else
false
end
end
private
def rearrange_positions
unarranged_galleries = Gallery.where("position > ?", position)
unarranged_galleries.each do |gallery|
gallery.update_attribute(:position, gallery.position - 1)
end
end
def set_position
last_record = Gallery.last
if last_record.nil?
self.position = 1
else
self.position = last_record.position + 1
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems