#encoding: utf-8 # Redmine - project management software # Copyright (C) 2006-2013 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. class News < ActiveRecord::Base require 'net/http' require 'json' include Redmine::SafeAttributes belongs_to :project,:touch => true include ApplicationHelper has_many_kindeditor_assets :assets, :dependent => :destroy #added by nwb belongs_to :course,:touch => true belongs_to :org_subfield, :touch => true belongs_to :author, :class_name => 'User', :foreign_key => 'author_id' has_many :comments, :as => :commented, :dependent => :destroy, :order => "created_on" # fq has_many :acts, :class_name => 'Activity', :as => :act, :dependent => :destroy # 被ForgeActivity虚拟关联 has_many :forge_acts, :class_name => 'ForgeActivity',:as =>:forge_act ,:dependent => :destroy # 课程动态 has_many :course_acts, :class_name => 'CourseActivity',:as =>:course_act ,:dependent => :destroy # end # 课程/项目消息关联 has_many :course_messages, :class_name =>'CourseMessage', :as => :course_message, :dependent => :destroy has_many :forge_messages, :class_name => 'ForgeMessage', :as => :forge_message, :dependent => :destroy #end has_many :praise_tread, as: :praise_tread_object, dependent: :destroy has_one :praise_tread_cache, as: :object, dependent: :destroy #转发表 has_many :forwards, :as => :from, :dependent => :destroy has_many :ActivityNotifies,:as => :activity, :dependent => :destroy validates_presence_of :title, :description validates_length_of :title, :maximum => 60 validates_length_of :summary, :maximum => 255 # validates_length_of :description, :maximum => 10000 acts_as_attachable :delete_permission => :manage_news acts_as_searchable :columns => ['title', 'summary', "#{table_name}.description"], :include => :project acts_as_event :url => Proc.new {|o| {:controller => 'news', :action => 'show', :id => o.id}} acts_as_activity_provider :find_options => {:include => [:project, :author]}, :author_key => :author_id #added by nwb #课程新闻独立于项目 acts_as_activity_provider :type => 'course_news', :find_options => {:include => [:course, :author]}, :author_key => :author_id acts_as_watchable after_create :act_as_forge_activity, :act_as_course_activity, :add_author_as_watcher, :send_mail, :add_news_count, :act_as_student_score, :act_as_system_message, :delay_news_send after_update :update_activity after_destroy :delete_kindeditor_assets, :decrease_news_count, :delete_org_activities, :down_course_score scope :visible, lambda {|*args| includes(:project).where(Project.allowed_to_condition(args.shift || User.current, :view_news, *args)) } scope :course_visible, lambda {|*args| includes(:course).where(Course.allowed_to_condition(args.shift || User.current, :view_course_news, *args)) } safe_attributes 'title', 'summary', 'description', 'sticky' #动态的更新 def update_activity update_course_activity(self.class, self.id) update_user_activity(self.class, self.id) update_org_activity(self.class, self.id) update_forge_activity(self.class, self.id) end def visible?(user=User.current) !user.nil? && user.allowed_to?(:view_news, project) end # Returns true if the news can be commented by user def commentable?(user=User.current) user.allowed_to?(:comment_news, project) end def recipients project.users.select {|user| user.notify_about?(self)}.map(&:mail) end # returns latest news for projects visible by user def self.latest(user = User.current, count = 5) visible(user).includes([:author, :project]).order("#{News.table_name}.created_on DESC").limit(count).all end # 新闻的短描述信息 def short_description(length = 255) description.gsub(/<\/?.*?>/,"").html_safe if description #description.gsub(/^(.{#{length}}[^\n\r]*).*$/m, '\1...').strip if description #description end def set_notify_id(notify_id) @notify_id= notify_id end def get_notify_id() return @notify_id end def set_notify_is_read(notify_is_read) @notify_is_read = notify_is_read end def get_notify_is_read() return @notify_is_read end private def add_news_count if self.project && !self.project.project_score.nil? count = self.project.project_score.news_num + 1 self.project.project_score.update_attribute(:news_num, count) end end def decrease_news_count if self.project && !self.project.project_score.nil? count = self.project.project_score.news_num - 1 self.project.project_score.update_attribute(:news_num, count < 0 ? 0 : count) end end def add_author_as_watcher Watcher.create(:watchable => self, :user => author) end # Time 2015-02-27 15:48:17 # Author lizanle # Description 公用表中也要记录 def act_as_forge_activity # 如果是project为空,那么是课程相关的,不需要保存 if self.project self.forge_acts << ForgeActivity.new(:user_id => self.author_id, :project_id => self.project.id) end end #课程动态公共表记录 def act_as_course_activity if self.course self.course_acts << CourseActivity.new(:user_id => self.author_id,:course_id => self.course_id) end end # 课程/项目通知 消息发送 # 消息发送原则:除了消息的发布者,课程的其它成员都能收到消息提醒 def act_as_system_message if self.course # self.course.members.each do |m| # if m.user_id != self.author_id # #self.course_messages << CourseMessage.new(:user_id => m.user_id, :course_id => self.course_id, :viewed => false) # count = ShieldWechatMessage.where("container_type='User' and container_id=#{m.user_id} and shield_type='Course' and shield_id=#{self.course_id}").count # if count == 0 # ws = WechatService.new # content = self.title # ws.class_notice m.user_id, "course_notice", self.id, "#{l(:label_new_notice_template)}", self.course.name, self.author.show_name, format_time(self.created_on), content, "点击查看通知详情" # end # end # end else if !self.project.nil? self.project.members.each do |m| if m.user_id != self.author_id self.forge_messages << ForgeMessage.new(:user_id => m.user_id, :project_id => self.project_id, :viewed => false) end end end end end def delay_news_send if self.course self.delay.contain_news_message end end def contain_news_message self.course.members.each do |m| if m.user_id != self.author_id self.course_messages << CourseMessage.new(:user_id => m.user_id, :course_id => self.course_id, :viewed => false) end end end # Time 2015-03-31 13:50:54 # Author lizanle # Description 删除news后删除对应的资源 def delete_kindeditor_assets delete_kindeditor_assets_from_disk self.id,OwnerTypeHelper::NEWS end def send_mail Mailer.run.news_added(self) if Setting.notified_events.include?('news_added') end def delete_org_activities OrgActivity.where("container_type='OrgSubfield' and org_act_type='News' and org_act_id=?", self.id).destroy_all end # 新增新闻统计数增加 def act_as_student_score if self.course course_member_score(self.course.id, self.author_id, "News") end end # 删除新闻统计数减少 def down_course_score if self.course down_course_score_num(self.course.id, self.author_id, "News") end end end