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93 lines
2.9 KiB
93 lines
2.9 KiB
#-- encoding: UTF-8
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#-- copyright
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# OpenProject is a project management system.
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# Copyright (C) 2012-2017 the OpenProject Foundation (OPF)
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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) 2006-2017 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 doc/COPYRIGHT.rdoc for more details.
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#++
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class QueryCustomFieldColumn < QueryColumn
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def initialize(custom_field)
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super
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set_name! custom_field
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set_sortable! custom_field
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set_groupable! custom_field
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set_summable! custom_field
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set_available! custom_field
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@cf = custom_field
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end
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def set_name!(custom_field)
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self.name = "cf_#{custom_field.id}".to_sym
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end
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def set_sortable!(custom_field)
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self.sortable = custom_field.order_statements || false
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end
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def set_groupable!(custom_field)
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self.groupable = custom_field.order_statements if groupable_custom_field?(custom_field)
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self.groupable ||= false
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end
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def set_summable!(custom_field)
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self.summable = %w(float int).include?(custom_field.field_format)
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end
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def set_available!(custom_field)
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self.available = custom_field.field_format != 'text'
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end
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def groupable_custom_field?(custom_field)
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%w(list date bool int).include?(custom_field.field_format)
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end
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def caption
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@cf.name
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end
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def custom_field
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@cf
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end
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def value(work_package)
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work_package.typed_custom_value_for(@cf.id)
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end
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def sum_of(work_packages)
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if work_packages.respond_to?(:joins)
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# we can't perform the aggregation on the SQL side. Try to filter useless rows to reduce work.
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work_packages = work_packages
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.joins(:custom_values)
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.where(custom_values: { custom_field: @cf })
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.where("#{CustomValue.table_name}.value IS NOT NULL")
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.where("#{CustomValue.table_name}.value != ''")
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end
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# TODO: eliminate calls of this method with an Array and drop the :compact call below
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work_packages.map { |wp| value(wp) }.compact.reduce(:+)
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end
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end
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