71 lines
1.7 KiB
Ruby
71 lines
1.7 KiB
Ruby
class Synapse < ActiveRecord::Base
|
|
|
|
belongs_to :user
|
|
|
|
belongs_to :topic1, :class_name => "Topic", :foreign_key => "node1_id"
|
|
belongs_to :topic2, :class_name => "Topic", :foreign_key => "node2_id"
|
|
|
|
has_many :mappings
|
|
has_many :maps, :through => :mappings
|
|
|
|
def user_name
|
|
self.user.name
|
|
end
|
|
|
|
def user_image
|
|
self.user.image.url
|
|
end
|
|
|
|
def as_json(options={})
|
|
super(:methods =>[:user_name, :user_image])
|
|
end
|
|
|
|
# sends push updates through redis to websockets for realtime updates
|
|
def message action, origin_user_id
|
|
|
|
return if self.permission == "private" and action == "create"
|
|
|
|
#get array of all maps topic appears in
|
|
@maps = self.maps
|
|
#sends update to all maps that topic appears in who have realtime on
|
|
@maps.each do |map|
|
|
msg = { origin: origin_user_id,
|
|
mapid: map.id,
|
|
resource: 'Synapse',
|
|
action: action,
|
|
id: self.id,
|
|
obj: self.self_as_json.html_safe }
|
|
$redis.publish 'maps', msg.to_json
|
|
end
|
|
end
|
|
|
|
##### PERMISSIONS ######
|
|
|
|
# returns false if user not allowed to 'show' Topic, Synapse, or Map
|
|
def authorize_to_show(user)
|
|
if (self.permission == "private" && self.user != user)
|
|
return false
|
|
end
|
|
return self
|
|
end
|
|
|
|
# returns false if user not allowed to 'edit' Topic, Synapse, or Map
|
|
def authorize_to_edit(user)
|
|
if (self.permission == "private" && self.user != user)
|
|
return false
|
|
elsif (self.permission == "public" && self.user != user)
|
|
return false
|
|
end
|
|
return self
|
|
end
|
|
|
|
# returns Boolean if user allowed to view Topic, Synapse, or Map
|
|
def authorize_to_view(user)
|
|
if (self.permission == "private" && self.user != user)
|
|
return false
|
|
end
|
|
return true
|
|
end
|
|
|
|
end
|