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76 lines
2.3 KiB
76 lines
2.3 KiB
class BlogComment < ActiveRecord::Base
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# attr_accessible :title, :body
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include Redmine::SafeAttributes
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belongs_to :blog
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belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
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acts_as_tree :counter_cache => :comments_count, :order => "#{BlogComment.table_name}.sticky desc ,#{BlogComment.table_name}.created_on ASC"
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acts_as_attachable
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belongs_to :last_reply, :class_name => 'BlogComment', :foreign_key => 'last_comment_id'
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# 虚拟关联
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has_many :user_acts, :class_name => 'UserAcivity',:as =>:act
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acts_as_watchable
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validates_presence_of :title, :content
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validates_length_of :title, :maximum => 255
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#validate :cannot_reply_to_locked_comment, :on => :create
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safe_attributes 'title', 'content',"sticky", "locked"
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after_save :add_user_activity
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after_update :update_activity
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after_create :update_parent_time
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before_destroy :destroy_user_activity
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scope :like, lambda {|arg|
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if arg.blank?
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where(nil)
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else
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pattern = "%#{arg.to_s.strip.downcase}%"
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where(" LOWER(title) LIKE :p ", :p => pattern)
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end
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}
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#动态更新
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def update_activity
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user_activity = UserActivity.where("act_type='BlogComment' and act_id =?",self.id).first
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if user_activity
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user_activity.updated_at = Time.now
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user_activity.save
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end
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end
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#在个人动态里面增加当前动态
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def add_user_activity
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if self.parent_id.nil? #只有发博文才插入动态
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user_activity = UserActivity.where("act_type = '#{self.class.to_s}' and act_id = '#{self.id}'").first
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if user_activity
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user_activity.save
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else
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user_activity = UserActivity.new
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user_activity.act_id = self.id
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user_activity.act_type = self.class.to_s
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user_activity.container_type = "Blog"
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user_activity.container_id = self.blog_id
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user_activity.user_id = self.author_id
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user_activity.save
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end
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end
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end
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def destroy_user_activity
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user_activity = UserActivity.where("act_type = '#{self.class.to_s}' and act_id = '#{self.id}'")
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user_activity.destroy_all
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end
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def deleted_attach_able_by? user
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(user && user.logged? && (self.author == user) ) || user.admin?
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end
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def update_parent_time
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if !self.parent.nil?
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self.root.update_attribute(:updated_on, self.updated_on)
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end
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end
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def project
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end
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end
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