socialforge/app/models/news.rb

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#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,:delay_news_wechat_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_wechat_send
if self.course
self.delay.news_wechat_message
end
end
def news_wechat_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)
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
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