OpenProject is the leading open source project management software.
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openproject/config/initializers/active_model_errors_patch.rb

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#-- encoding: UTF-8
#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2017 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2017 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# 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.
#
# See doc/COPYRIGHT.rdoc for more details.
#++
module OpenProject::ActiveModelErrorsPatch
##
# ActiveRecord errors do provide no means to access the symbols initially used to create an
# error. E.g. errors.add :foo, :bar instantly translates :bar, making it hard to write code
# dependent on specific errors (which we use in the APIv3).
# We therefore add a second information store containing pairs of [symbol, translated_message].
def add(attribute, message = :invalid, options = {})
error_symbol = options.fetch(:error_symbol) { message }
super(attribute, message, options)
if store_new_symbols?
if error_symbol.is_a?(Symbol)
symbol = error_symbol
partial_message = normalize_message(attribute, message, options)
full_message = full_message(attribute, partial_message)
else
symbol = :unknown
full_message = message
end
writable_symbols_and_messages_for(attribute) << [symbol, full_message, partial_message]
end
end
def symbols_and_messages_for(attribute)
writable_symbols_and_messages_for(attribute).dup
end
def symbols_for(attribute)
symbols_and_messages_for(attribute).map(&:first)
end
def full_message(attribute, message)
return message if attribute == :base
# if a model acts_as_customizable it will inject attributes like 'custom_field_1' into itself
# using attr_name_override we resolve names of such attributes.
# The rest of the method should reflect the original method implementation of ActiveModel
attr_name_override = nil
match = /\Acustom_field_(?<id>\d+)\z/.match(attribute)
if match
attr_name_override = CustomField.find_by(id: match[:id]).name
end
attr_name = attribute.to_s.tr('.', '_').humanize
attr_name = @base.class.human_attribute_name(attribute, default: attr_name)
I18n.t(:"errors.format", default: '%{attribute} %{message}',
attribute: attr_name_override || attr_name,
message: message)
end
# Need to do the house keeping along with AR::Errors
# so that the symbols are removed when a new validation round starts
def clear
super
@error_symbols = Hash.new
end
private
def error_symbols
@error_symbols ||= Hash.new
end
def writable_symbols_and_messages_for(attribute)
error_symbols[attribute.to_sym] ||= []
end
# Kind of a hack: We need the possibility to temporarily disable symbol storing in the subclass
# Reform::Contract::Errors, because otherwise we end up with duplicate entries
# I feel dirty for doing that, but on the other hand I see no other way out... Please, stop me!
def store_new_symbols?
@store_new_symbols = true if @store_new_symbols.nil?
@store_new_symbols
end
end
ActiveModel::Errors.prepend(OpenProject::ActiveModelErrorsPatch)