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- # frozen_string_literal: true
-
- # Redmine - project management software
- # Copyright (C) 2006-2021 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 Attachable
- def self.included(base)
- base.extend ClassMethods
- end
-
- module ClassMethods
- def acts_as_attachable(options = {})
- cattr_accessor :attachable_options
- self.attachable_options = {}
- attachable_options[:view_permission] = options.delete(:view_permission) || "view_#{self.name.pluralize.underscore}".to_sym
- attachable_options[:edit_permission] = options.delete(:edit_permission) || "edit_#{self.name.pluralize.underscore}".to_sym
- attachable_options[:delete_permission] = options.delete(:delete_permission) || "edit_#{self.name.pluralize.underscore}".to_sym
-
- has_many :attachments, lambda {order("#{Attachment.table_name}.created_on ASC, #{Attachment.table_name}.id ASC")},
- **options, as: :container, dependent: :destroy, inverse_of: :container
- send :include, Redmine::Acts::Attachable::InstanceMethods
- before_save :attach_saved_attachments
- after_rollback :detach_saved_attachments
- validate :warn_about_failed_attachments
- end
- end
-
- module InstanceMethods
- def self.included(base)
- base.extend ClassMethods
- end
-
- def attachments_visible?(user=User.current)
- (respond_to?(:visible?) ? visible?(user) : true) &&
- user.allowed_to?(self.class.attachable_options[:view_permission], self.project)
- end
-
- def attachments_editable?(user=User.current)
- (respond_to?(:visible?) ? visible?(user) : true) &&
- user.allowed_to?(self.class.attachable_options[:edit_permission], self.project)
- end
-
- def attachments_deletable?(user=User.current)
- (respond_to?(:visible?) ? visible?(user) : true) &&
- user.allowed_to?(self.class.attachable_options[:delete_permission], self.project)
- end
-
- def saved_attachments
- @saved_attachments ||= []
- end
-
- def unsaved_attachments
- @unsaved_attachments ||= []
- end
-
- def save_attachments(attachments, author=User.current)
- if attachments.respond_to?(:to_unsafe_hash)
- attachments = attachments.to_unsafe_hash
- end
-
- if attachments.is_a?(Hash)
- attachments = attachments.stringify_keys
- attachments = attachments.to_a.sort {|a, b|
- if a.first.to_i > 0 && b.first.to_i > 0
- a.first.to_i <=> b.first.to_i
- elsif a.first.to_i > 0
- 1
- elsif b.first.to_i > 0
- -1
- else
- a.first <=> b.first
- end
- }
- attachments = attachments.map(&:last)
- end
- if attachments.is_a?(Array)
- @failed_attachment_count = 0
- attachments.each do |attachment|
- next unless attachment.present?
- a = nil
- if file = attachment['file']
- a = Attachment.create(:file => file, :author => author)
- elsif token = attachment['token'].presence
- a = Attachment.find_by_token(token)
- unless a
- @failed_attachment_count += 1
- next
- end
- a.filename = attachment['filename'] unless attachment['filename'].blank?
- a.content_type = attachment['content_type'] unless attachment['content_type'].blank?
- end
- next unless a
- a.description = attachment['description'].to_s.strip
- if a.new_record? || a.invalid?
- unsaved_attachments << a
- else
- saved_attachments << a
- end
- end
- end
- {:files => saved_attachments, :unsaved => unsaved_attachments}
- end
-
- def attach_saved_attachments
- saved_attachments.each do |attachment|
- self.attachments << attachment
- end
- end
-
- def detach_saved_attachments
- saved_attachments.each do |attachment|
- attachment.reload
- end
- end
-
- def warn_about_failed_attachments
- if @failed_attachment_count && @failed_attachment_count > 0
- errors.add :base, ::I18n.t('warning_attachments_not_saved', count: @failed_attachment_count)
- end
- end
-
- module ClassMethods
- end
- end
- end
- end
- end
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