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#encoding: utf-8
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# Redmine - project management software
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# Copyright (C) 2006-2013 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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class News < ActiveRecord::Base
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require 'net/http'
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require 'json'
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include Redmine::SafeAttributes
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belongs_to :project,:touch => true
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include ApplicationHelper
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has_many_kindeditor_assets :assets, :dependent => :destroy
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#added by nwb
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belongs_to :course,:touch => true
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belongs_to :contest,:touch => true
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belongs_to :org_subfield, :touch => true
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belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
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has_many :comments, :as => :commented, :dependent => :destroy, :order => "created_on"
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# fq
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has_many :acts, :class_name => 'Activity', :as => :act, :dependent => :destroy
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# 被ForgeActivity虚拟关联
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has_many :forge_acts, :class_name => 'ForgeActivity',:as =>:forge_act ,:dependent => :destroy
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# 课程动态
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has_many :course_acts, :class_name => 'CourseActivity',:as =>:course_act ,:dependent => :destroy
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# 竞赛动态
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has_many :contest_acts, :class_name => 'ContestActivity',:as =>:contest_act ,:dependent => :destroy
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# end
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# 课程/项目/竞赛消息关联
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has_many :course_messages, :class_name =>'CourseMessage', :as => :course_message, :dependent => :destroy
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has_many :forge_messages, :class_name => 'ForgeMessage', :as => :forge_message, :dependent => :destroy
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has_many :contest_messages, :class_name =>'ContestMessage', :as => :contest_message, :dependent => :destroy
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#end
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has_many :praise_tread, as: :praise_tread_object, dependent: :destroy
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has_one :praise_tread_cache, as: :object, dependent: :destroy
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#转发表
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has_many :forwards, :as => :from, :dependent => :destroy
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has_many :ActivityNotifies,:as => :activity, :dependent => :destroy
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validates_presence_of :title, :description
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validates_length_of :title, :maximum => 60
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validates_length_of :summary, :maximum => 255
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# validates_length_of :description, :maximum => 10000
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acts_as_attachable :delete_permission => :manage_news
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acts_as_searchable :columns => ['title', 'summary', "#{table_name}.description"], :include => :project
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acts_as_event :url => Proc.new {|o| {:controller => 'news', :action => 'show', :id => o.id}}
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acts_as_activity_provider :find_options => {:include => [:project, :author]},
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:author_key => :author_id
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#added by nwb
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#课程新闻独立于项目
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acts_as_activity_provider :type => 'course_news',
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:find_options => {:include => [:course, :author]},
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:author_key => :author_id
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acts_as_watchable
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after_create :act_as_course_activity, :add_author_as_watcher, :add_news_count, :act_as_student_score
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after_update :update_activity
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after_destroy :delete_kindeditor_assets, :decrease_news_count, :delete_org_activities, :down_course_score
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scope :visible, lambda {|*args|
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includes(:project).where(Project.allowed_to_condition(args.shift || User.current, :view_news, *args))
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}
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scope :course_visible, lambda {|*args|
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includes(:course).where(Course.allowed_to_condition(args.shift || User.current, :view_course_news, *args))
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}
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scope :contest_visible, lambda {|*args|
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includes(:contest).where(Contest.allowed_to_condition(args.shift || User.current, :view_contest_news, *args))
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}
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safe_attributes 'title', 'summary', 'description', 'sticky'
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#动态的更新
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def update_activity
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update_course_activity(self.class, self.id)
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update_user_activity(self.class, self.id)
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update_org_activity(self.class, self.id)
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update_forge_activity(self.class, self.id)
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end
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def visible?(user=User.current)
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!user.nil? && user.allowed_to?(:view_news, project)
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end
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# Returns true if the news can be commented by user
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def commentable?(user=User.current)
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user.allowed_to?(:comment_news, project)
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end
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def news_object
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object = self.project
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if object == nil && self.has_attribute?('course_id')
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object = self.course
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if object.nil? && self.has_attribute?('contest_id')
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object = self.contest
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elsif object.nil? && self.has_attribute?('org_subfield_id')
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object = self.org_subfield
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end
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end
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object
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end
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def recipients
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project.users.select {|user| user.notify_about?(self)}.map(&:mail)
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end
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# returns latest news for projects visible by user
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def self.latest(user = User.current, count = 5)
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visible(user).includes([:author, :project]).order("#{News.table_name}.created_on DESC").limit(count).all
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end
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# 新闻的短描述信息
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def short_description(length = 255)
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description.gsub(/<\/?.*?>/,"").html_safe if description
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#description.gsub(/^(.{#{length}}[^\n\r]*).*$/m, '\1...').strip if description
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#description
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end
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def set_notify_id(notify_id)
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@notify_id= notify_id
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end
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def get_notify_id()
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return @notify_id
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end
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def set_notify_is_read(notify_is_read)
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@notify_is_read = notify_is_read
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end
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def get_notify_is_read()
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return @notify_is_read
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end
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private
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def add_news_count
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if self.project && !self.project.project_score.nil?
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count = self.project.project_score.news_num + 1
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self.project.project_score.update_attribute(:news_num, count)
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end
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end
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def decrease_news_count
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if self.project && !self.project.project_score.nil?
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count = self.project.project_score.news_num - 1
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self.project.project_score.update_attribute(:news_num, count < 0 ? 0 : count)
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end
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end
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def add_author_as_watcher
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Watcher.create(:watchable => self, :user => author)
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end
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# Time 2015-02-27 15:48:17
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# Author lizanle
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# Description 公用表中也要记录
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def act_as_forge_activity
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# 如果是project为空，那么是课程相关的，不需要保存
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if self.project
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self.forge_acts << ForgeActivity.new(:user_id => self.author_id, :project_id => self.project.id)
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end
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end
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#课程动态公共表记录
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def act_as_course_activity
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if self.course
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self.course_acts << CourseActivity.new(:user_id => self.author_id,:course_id => self.course_id)
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elsif self.contest
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self.contest_acts << ContestActivity.new(:user_id => self.author_id,:contest_id => self.contest_id)
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end
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end
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# 课程/项目通知 消息发送
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# 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
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def act_as_system_message
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if self.course
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# self.course.members.each do |m|
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# if m.user_id != self.author_id
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# #self.course_messages << CourseMessage.new(:user_id => m.user_id, :course_id => self.course_id, :viewed => false)
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# count = ShieldWechatMessage.where("container_type='User' and container_id=#{m.user_id} and shield_type='Course' and shield_id=#{self.course_id}").count
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# if count == 0
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# ws = WechatService.new
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# content = self.title
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# 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"
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# end
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# end
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# end
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else
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if !self.project.nil?
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self.project.members.each do |m|
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if m.user_id != self.author_id
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self.forge_messages << ForgeMessage.new(:user_id => m.user_id, :project_id => self.project_id, :viewed => false)
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end
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end
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end
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end
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end
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def delay_news_wechat_send
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if self.course
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self.delay.news_wechat_message
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end
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end
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def news_wechat_message
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self.course.members.each do |m|
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if m.user_id != self.author_id
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#self.course_messages << CourseMessage.new(:user_id => m.user_id, :course_id => self.course_id, :viewed => false)
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count = ShieldWechatMessage.where("container_type='User' and container_id=#{m.user_id} and shield_type='Course' and shield_id=#{self.course_id}").count
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if count == 0
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ws = WechatService.new
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content = self.title
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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"
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end
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end
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end
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end
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def act_as_contest_message
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# if self.contest_id
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# self.contest.contest_members.each do | m|
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# if m.user_id != self.author_id
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# self.contest_messages << ContestMessage.new(:user_id => m.user_id, :contest_id => self.contest_id, :viewed => false)
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# end
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# end
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# end
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end
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def delay_news_send
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if self.course
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vs = []
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self.course.members.each do | m|
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if m.user_id != self.author_id
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vs << {course_message_type:'News',course_message_id:self.id, :user_id => m.user_id,
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:course_id => self.course_id, :viewed => false}
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#delayed_job卡住的原因是一次执行的条数太多，导致超时。
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#现在把每次只执行不超过30条，就不会超了。
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if vs.size >= 30
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self.delay.contain_news_message(vs)
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vs.clear
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end
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end
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end
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unless vs.empty?
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self.delay.contain_news_message(vs)
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end
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elsif self.contest_id
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vs = []
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self.contest.contest_members.each do | m|
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if m.user_id != self.author_id
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vs << {contest_message_type:'News',contest_message_id:self.id, :user_id => m.user_id,
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:contest_id => self.contest_id, :viewed => false}
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if vs.size >= 30
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self.delay.contain_contst_news_message(vs)
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vs.clear
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end
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end
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end
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unless vs.empty?
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self.delay.contain_contst_news_message(vs)
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end
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end
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end
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def contain_news_message(vs)
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CourseMessage.create(vs)
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end
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def contain_contst_news_message(vs)
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ContestMessage.create(vs)
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end
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# Time 2015-03-31 13:50:54
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# Author lizanle
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# Description 删除news后删除对应的资源
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def delete_kindeditor_assets
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delete_kindeditor_assets_from_disk self.id,OwnerTypeHelper::NEWS
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end
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def send_mail
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# Mailer.run.news_added(self) if Setting.notified_events.include?('news_added')
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end
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def delete_org_activities
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OrgActivity.where("container_type='OrgSubfield' and org_act_type='News' and org_act_id=?", self.id).destroy_all
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end
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# 新增新闻统计数增加
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def act_as_student_score
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if self.course
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course_member_score(self.course.id, self.author_id, "News")
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end
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end
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# 删除新闻统计数减少
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def down_course_score
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if self.course
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down_course_score_num(self.course.id, self.author_id, "News")
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end
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end
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end |
