133 lines
4.1 KiB
Ruby
133 lines
4.1 KiB
Ruby
# frozen_string_literal: true
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class ProjectFeature < ActiveRecord::Base
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# == Project features permissions
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#
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# Grants access level to project tools
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#
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# Tools can be enabled only for users, everyone or disabled
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# Access control is made only for non private projects
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#
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# levels:
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#
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# Disabled: not enabled for anyone
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# Private: enabled only for team members
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# Enabled: enabled for everyone able to access the project
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#
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# Permission levels
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DISABLED = 0
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PRIVATE = 10
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ENABLED = 20
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FEATURES = %i(issues merge_requests wiki snippets builds repository).freeze
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STATISTICS_ATTRIBUTE = 'wikis_count'.freeze
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class << self
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def access_level_attribute(feature)
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feature = feature.model_name.plural.to_sym if feature.respond_to?(:model_name)
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raise ArgumentError, "invalid project feature: #{feature}" unless FEATURES.include?(feature)
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"#{feature}_access_level".to_sym
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end
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def quoted_access_level_column(feature)
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attribute = connection.quote_column_name(access_level_attribute(feature))
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table = connection.quote_table_name(table_name)
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"#{table}.#{attribute}"
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end
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end
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# Default scopes force us to unscope here since a service may need to check
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# permissions for a project in pending_delete
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# http://stackoverflow.com/questions/1540645/how-to-disable-default-scope-for-a-belongs-to
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belongs_to :project, -> { unscope(where: :pending_delete) }
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validates :project, presence: true
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validate :repository_children_level
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default_value_for :builds_access_level, value: ENABLED, allows_nil: false
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default_value_for :issues_access_level, value: ENABLED, allows_nil: false
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default_value_for :merge_requests_access_level, value: ENABLED, allows_nil: false
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default_value_for :snippets_access_level, value: ENABLED, allows_nil: false
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default_value_for :wiki_access_level, value: ENABLED, allows_nil: false
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default_value_for :repository_access_level, value: ENABLED, allows_nil: false
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after_create ->(model) { SiteStatistic.track(STATISTICS_ATTRIBUTE) if model.wiki_enabled? }
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after_update :update_site_statistics
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def feature_available?(feature, user)
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get_permission(user, access_level(feature))
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end
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def access_level(feature)
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public_send(ProjectFeature.access_level_attribute(feature)) # rubocop:disable GitlabSecurity/PublicSend
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end
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def builds_enabled?
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builds_access_level > DISABLED
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end
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def wiki_enabled?
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wiki_access_level > DISABLED
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end
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def merge_requests_enabled?
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merge_requests_access_level > DISABLED
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end
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def issues_enabled?
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issues_access_level > DISABLED
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end
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# This is a workaround for the removal hooks not been triggered when removing a Project.
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#
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# ProjectFeature is removed using database cascade index rule.
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# This method is called by Project model when deletion starts.
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def untrack_statistics_for_deletion!
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return unless wiki_enabled?
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SiteStatistic.untrack(STATISTICS_ATTRIBUTE)
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end
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private
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def update_site_statistics
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return unless wiki_access_level_changed?
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if self.wiki_access_level_was == DISABLED
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# possible new states are PRIVATE / ENABLED, both should be tracked
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SiteStatistic.track(STATISTICS_ATTRIBUTE)
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elsif self.wiki_access_level == DISABLED
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# old state was either PRIVATE / ENABLED, only untrack if new state is DISABLED
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SiteStatistic.untrack(STATISTICS_ATTRIBUTE)
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end
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end
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# Validates builds and merge requests access level
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# which cannot be higher than repository access level
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def repository_children_level
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validator = lambda do |field|
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level = public_send(field) || ProjectFeature::ENABLED # rubocop:disable GitlabSecurity/PublicSend
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not_allowed = level > repository_access_level
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self.errors.add(field, "cannot have higher visibility level than repository access level") if not_allowed
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end
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%i(merge_requests_access_level builds_access_level).each(&validator)
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end
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def get_permission(user, level)
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case level
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when DISABLED
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false
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when PRIVATE
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user && (project.team.member?(user) || user.full_private_access?)
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when ENABLED
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true
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else
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true
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end
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end
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end
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