40 lines
1.2 KiB
Ruby
40 lines
1.2 KiB
Ruby
class Comment < ActiveRecord::Base
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validates_format_of :body, :with => /\S/, :message => 'has no content'
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belongs_to :post
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belongs_to :creator, :class_name => "User"
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has_many :votes, :class_name => "CommentVote", :dependent => :destroy
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after_save :update_last_commented_at
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after_destroy :update_last_commented_at
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attr_accessible :body
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attr_accessor :do_not_bump_post
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scope :recent, :order => "comments.id desc", :limit => 6
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scope :search_body, lambda {|query| {:conditions => ["body_index @@ plainto_tsquery(?)", query], :order => "id desc"}}
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def update_last_commented_at
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return if do_not_bump_post
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comment_count = Comment.where(["post_id = ?", post_id]).count
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if comment_count <= Danbooru.config.comment_threshold
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execute_sql("UPDATE posts SET last_commented_at = ? WHERE id = ?", created_at, post_id)
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end
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end
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def can_be_voted_by?(user)
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!votes.exists?(["user_id = ?", user.id])
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end
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def vote!(user, is_positive)
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if can_be_voted_by?(user)
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if is_positive
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increment!(:score)
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else
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decrement!(:score)
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end
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votes.create(:user_id => user.id)
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else
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raise CommentVote::Error.new("You have already voted for this comment")
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end
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end
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end
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