debian-mirror-gitlab/app/models/project_statistics.rb
2018-11-18 11:00:15 +05:30

67 lines
2 KiB
Ruby

# frozen_string_literal: true
class ProjectStatistics < ActiveRecord::Base
belongs_to :project
belongs_to :namespace
before_save :update_storage_size
COLUMNS_TO_REFRESH = [:repository_size, :lfs_objects_size, :commit_count].freeze
INCREMENTABLE_COLUMNS = { build_artifacts_size: %i[storage_size] }.freeze
def total_repository_size
repository_size + lfs_objects_size
end
def refresh!(only: nil)
COLUMNS_TO_REFRESH.each do |column, generator|
if only.blank? || only.include?(column)
public_send("update_#{column}") # rubocop:disable GitlabSecurity/PublicSend
end
end
save!
end
def update_commit_count
self.commit_count = project.repository.commit_count
end
# Repository#size needs to be converted from MB to Byte.
def update_repository_size
self.repository_size = project.repository.size * 1.megabyte
end
def update_lfs_objects_size
self.lfs_objects_size = project.lfs_objects.sum(:size)
end
def update_storage_size
self.storage_size = repository_size + lfs_objects_size + build_artifacts_size
end
# Since this incremental update method does not call update_storage_size above,
# we have to update the storage_size here as additional column.
# Additional columns are updated depending on key => [columns], which allows
# to update statistics which are and also those which aren't included in storage_size
# or any other additional summary column in the future.
def self.increment_statistic(project_id, key, amount)
raise ArgumentError, "Cannot increment attribute: #{key}" unless INCREMENTABLE_COLUMNS.key?(key)
return if amount == 0
where(project_id: project_id)
.columns_to_increment(key, amount)
end
def self.columns_to_increment(key, amount)
updates = ["#{key} = COALESCE(#{key}, 0) + (#{amount})"]
if (additional = INCREMENTABLE_COLUMNS[key])
additional.each do |column|
updates << "#{column} = COALESCE(#{column}, 0) + (#{amount})"
end
end
update_all(updates.join(', '))
end
end