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83 lines
2.5 KiB
83 lines
2.5 KiB
#-- copyright
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# OpenProject is an open source project management software.
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# Copyright (C) 2012-2021 the OpenProject GmbH
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License version 3.
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#
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# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
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# Copyright (C) 2006-2013 Jean-Philippe Lang
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# Copyright (C) 2010-2013 the ChiliProject Team
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# See docs/COPYRIGHT.rdoc for more details.
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#++
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module CostQuery::Cache
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class << self
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def check
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reset! if reset_required?
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end
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def reset!
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update_reset_on
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CostQuery::Filter.reset!
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CostQuery::Filter::CustomFieldEntries.reset!
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CostQuery::GroupBy.reset!
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CostQuery::GroupBy::CustomFieldEntries.reset!
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end
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protected
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attr_accessor :latest_custom_field_change,
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:custom_field_count
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def invalid?
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changed_on = fetch_latest_custom_field_change
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field_count = fetch_current_custom_field_count
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latest_custom_field_change != changed_on ||
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custom_field_count != field_count
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end
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def update_reset_on
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return if caching_disabled?
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self.latest_custom_field_change = fetch_latest_custom_field_change
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self.custom_field_count = fetch_current_custom_field_count
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end
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def fetch_latest_custom_field_change
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WorkPackageCustomField.maximum(:updated_at)
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end
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def fetch_current_custom_field_count
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WorkPackageCustomField.count
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end
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def caching_disabled?
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!OpenProject::Configuration.cost_reporting_cache_filter_classes
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end
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def reset_required?
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caching_disabled? || invalid?
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end
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end
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# initialize to 0 to avoid forced cache reset on first request
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self.custom_field_count = 0
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end
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