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# frozen_string_literal: true
# Redmine - project management software
# Copyright (C) 2006-2023 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 Mentionable
def self.included(base)
base.extend ClassMethods
end
module ClassMethods
def acts_as_mentionable(options = {})
class_attribute :mentionable_attributes
self.mentionable_attributes = options[:attributes]
attr_accessor :mentioned_users
send :include, Redmine::Acts::Mentionable::InstanceMethods
after_save :parse_mentions
end
end
module InstanceMethods
def self.included(base)
base.extend ClassMethods
end
def notified_mentions
notified = mentioned_users.to_a
notified.reject! {|user| user.mail.blank? || user.mail_notification == 'none'}
if respond_to?(:visible?)
notified.select! {|user| visible?(user)}
end
notified
end
private
def parse_mentions
mentionable_attrs = self.mentionable_attributes
saved_mentionable_attrs = self.saved_changes.select{|a| mentionable_attrs.include?(a)}
saved_mentionable_attrs.each do |key, attr|
old_value, new_value = attr
get_mentioned_users(old_value, new_value)
end
end
def get_mentioned_users(old_content, new_content)
self.mentioned_users = []
previous_matches = scan_for_mentioned_users(old_content)
current_matches = scan_for_mentioned_users(new_content)
new_matches = (current_matches - previous_matches).flatten
if new_matches.any?
self.mentioned_users = User.visible.active.where(login: new_matches)
end
end
def scan_for_mentioned_users(content)
return [] if content.nil?
# remove quoted text
content = content.gsub(%r{\r\n(?:\>\s)+(.*?)\r\n}m, '')
text_formatting = Setting.text_formatting
# Remove text wrapped in pre tags based on text formatting
case text_formatting
when 'textile'
content = content.gsub(%r{<pre>(.*?)</pre>}m, '')
when 'markdown', 'common_mark'
content = content.gsub(%r{(~~~|```)(.*?)(~~~|```)}m, '')
end
content.scan(MENTION_PATTERN).flatten
end
MENTION_PATTERN = /
(?:^|\W)
@([A-Za-z0-9_\-@\.]*?)
(?=
(?=[[:punct:]][^A-Za-z0-9_\/])|
,|
\.+$|
\s|
\]|
<|
$)
/ix
end
end
end
end
|
