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- # frozen_string_literal: true
-
- # Redmine - project management software
- # Copyright (C) 2006-2019 Jean-Philippe Lang
- #
- # This program is free software; you can redistribute it and/or
- # modify it under the terms of the GNU General Public License
- # as published by the Free Software Foundation; either version 2
- # of the License, or (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write to the Free Software
- # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- module Redmine
- module Acts
- module Customizable
- def self.included(base)
- base.extend ClassMethods
- end
-
- module ClassMethods
- def acts_as_customizable(options = {})
- return if self.included_modules.include?(Redmine::Acts::Customizable::InstanceMethods)
- cattr_accessor :customizable_options
- self.customizable_options = options
- has_many :custom_values, lambda {includes(:custom_field)},
- :as => :customized,
- :inverse_of => :customized,
- :dependent => :delete_all,
- :validate => false
-
- send :include, Redmine::Acts::Customizable::InstanceMethods
- validate :validate_custom_field_values
- after_save :save_custom_field_values
- end
- end
-
- module InstanceMethods
- def self.included(base)
- base.extend ClassMethods
- end
-
- def available_custom_fields
- CustomField.where("type = '#{self.class.name}CustomField'").sorted.to_a
- end
-
- # Sets the values of the object's custom fields
- # values is an array like [{'id' => 1, 'value' => 'foo'}, {'id' => 2, 'value' => 'bar'}]
- def custom_fields=(values)
- values_to_hash = values.inject({}) do |hash, v|
- v = v.stringify_keys
- if v['id'] && v.has_key?('value')
- hash[v['id']] = v['value']
- end
- hash
- end
- self.custom_field_values = values_to_hash
- end
-
- # Sets the values of the object's custom fields
- # values is a hash like {'1' => 'foo', 2 => 'bar'}
- def custom_field_values=(values)
- values = values.stringify_keys
-
- custom_field_values.each do |custom_field_value|
- key = custom_field_value.custom_field_id.to_s
- if values.has_key?(key)
- custom_field_value.value = values[key]
- end
- end
- @custom_field_values_changed = true
- end
-
- def custom_field_values
- @custom_field_values ||= available_custom_fields.collect do |field|
- x = CustomFieldValue.new
- x.custom_field = field
- x.customized = self
- if field.multiple?
- values = custom_values.select { |v| v.custom_field == field }
- if values.empty?
- values << custom_values.build(:customized => self, :custom_field => field)
- end
- x.instance_variable_set("@value", values.map(&:value))
- else
- cv = custom_values.detect { |v| v.custom_field == field }
- cv ||= custom_values.build(:customized => self, :custom_field => field)
- x.instance_variable_set("@value", cv.value)
- end
- x.value_was = x.value.dup if x.value
- x
- end
- end
-
- def visible_custom_field_values
- custom_field_values.select(&:visible?)
- end
-
- def custom_field_values_changed?
- @custom_field_values_changed == true
- end
-
- # Should the default custom field value be set for the given custom_value?
- # By default, default custom field value is set for new objects only
- def set_custom_field_default?(custom_value)
- new_record?
- end
-
- def custom_value_for(c)
- field_id = (c.is_a?(CustomField) ? c.id : c.to_i)
- custom_values.detect {|v| v.custom_field_id == field_id }
- end
-
- def custom_field_value(c)
- field_id = (c.is_a?(CustomField) ? c.id : c.to_i)
- custom_field_values.detect {|v| v.custom_field_id == field_id }.try(:value)
- end
-
- def validate_custom_field_values
- if new_record? || custom_field_values_changed?
- custom_field_values.each(&:validate_value)
- end
- end
-
- def save_custom_field_values
- target_custom_values = []
- custom_field_values.each do |custom_field_value|
- if custom_field_value.value.is_a?(Array)
- custom_field_value.value.each do |v|
- target = custom_values.detect {|cv| cv.custom_field == custom_field_value.custom_field && cv.value == v}
- target ||= custom_values.build(:customized => self, :custom_field => custom_field_value.custom_field, :value => v)
- target_custom_values << target
- end
- else
- target = custom_values.detect {|cv| cv.custom_field == custom_field_value.custom_field}
- target ||= custom_values.build(:customized => self, :custom_field => custom_field_value.custom_field)
- target.value = custom_field_value.value
- target_custom_values << target
- end
- end
- self.custom_values = target_custom_values
- custom_values.each(&:save)
- touch if !saved_changes? && custom_values.any?(&:saved_changes?)
- @custom_field_values_changed = false
- true
- end
-
- def reassign_custom_field_values
- if @custom_field_values
- values = @custom_field_values.inject({}) {|h,v| h[v.custom_field_id] = v.value; h}
- @custom_field_values = nil
- self.custom_field_values = values
- end
- end
-
- def reset_custom_values!
- @custom_field_values = nil
- @custom_field_values_changed = true
- end
-
- def reload(*args)
- @custom_field_values = nil
- @custom_field_values_changed = false
- super
- end
-
- module ClassMethods
- end
- end
- end
- end
- end
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