zammad/app/models/activity_stream.rb
2016-03-01 15:26:46 +01:00

138 lines
3.5 KiB
Ruby

# Copyright (C) 2012-2014 Zammad Foundation, http://zammad-foundation.org/
class ActivityStream < ApplicationModel
self.table_name = 'activity_streams'
belongs_to :activity_stream_type, class_name: 'TypeLookup'
belongs_to :activity_stream_object, class_name: 'ObjectLookup'
=begin
add a new activity entry for an object
ActivityStream.add(
type: 'update',
object: 'Ticket',
role: 'Admin',
o_id: ticket.id,
created_by_id: 1,
created_at: '2013-06-04 10:00:00',
)
=end
def self.add(data)
# lookups
if data[:type]
type_id = TypeLookup.by_name(data[:type])
end
if data[:object]
object_id = ObjectLookup.by_name(data[:object])
end
role_id = nil
if data[:role]
role = Role.lookup(name: data[:role])
if !role
raise "No such Role #{data[:role]}"
end
role_id = role.id
end
# check newest entry - is needed
result = ActivityStream.where(
o_id: data[:o_id],
#:activity_stream_type_id => type_id,
role_id: role_id,
activity_stream_object_id: object_id,
created_by_id: data[:created_by_id]
).order('created_at DESC, id DESC').first
# resturn if old entry is really fresh
return result if result && result.created_at.to_i >= ( data[:created_at].to_i - 20 )
# create history
record = {
o_id: data[:o_id],
activity_stream_type_id: type_id,
activity_stream_object_id: object_id,
role_id: role_id,
group_id: data[:group_id],
created_at: data[:created_at],
created_by_id: data[:created_by_id]
}
ActivityStream.create(record)
end
=begin
remove whole activity entries of an object
ActivityStream.remove('Ticket', 123)
=end
def self.remove(object_name, o_id)
object_id = ObjectLookup.by_name(object_name)
ActivityStream.where(
activity_stream_object_id: object_id,
o_id: o_id,
).destroy_all
end
=begin
return all activity entries of an user
activity_stream = ActivityStream.list(user)
=end
def self.list(user, limit)
role_ids = user.role_ids
group_ids = user.group_ids
# do not return an activity stream for custoers
customer_role = Role.lookup(name: 'Customer')
return [] if role_ids.include?(customer_role.id)
stream = if group_ids.empty?
ActivityStream.where('(role_id IN (?) AND group_id is NULL)', role_ids )
.order( 'created_at DESC, id DESC' )
.limit( limit )
else
ActivityStream.where('(role_id IN (?) AND group_id is NULL) OR ( role_id IN (?) AND group_id IN (?) ) OR ( role_id is NULL AND group_id IN (?) )', role_ids, role_ids, group_ids, group_ids )
.order( 'created_at DESC, id DESC' )
.limit( limit )
end
list = []
stream.each do |item|
data = item.attributes
data['object'] = ObjectLookup.by_id( data['activity_stream_object_id'] )
data['type'] = TypeLookup.by_id( data['activity_stream_type_id'] )
data.delete('activity_stream_object_id')
data.delete('activity_stream_type_id')
list.push data
end
list
end
=begin
cleanup old stream messages
ActivityStream.cleanup
optional you can parse the max oldest stream entries
ActivityStream.cleanup(3.months)
=end
def self.cleanup(diff = 3.months)
ActivityStream.where('created_at < ?', Time.zone.now - diff).delete_all
true
end
end