67 lines
2.3 KiB
Ruby
67 lines
2.3 KiB
Ruby
class Comment < ActiveRecord::Base
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validate :validate_creator_is_not_limited
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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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before_validation :initialize_creator, :on => :create
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after_save :update_last_commented_at
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attr_accessible :body, :post_id
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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 :body_matches, lambda {|query| where("body_index @@ plainto_tsquery(?)", query).order("comments.id DESC")}
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scope :hidden, lambda {|user| where("score < ?", user.comment_threshold)}
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scope :visible, lambda {|user| where("score >= ?", user.comment_threshold)}
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scope :post_tag_match, lambda {|query| joins(:post).where("posts.tag_index @@ to_tsquery('danbooru', ?)", query)}
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scope :for_user, lambda {|user_id| where("creator_id = ?", user_id)}
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scope :for_user_name, lambda {|user_name| where("creator_id = (select _.id from users _ where lower(_.name) = lower(?))", user_name)}
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search_methods :body_matches, :post_tag_match, :for_user_name
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def initialize_creator
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self.creator_id = CurrentUser.user.id
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self.ip_addr = CurrentUser.ip_addr
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end
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def creator_name
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User.id_to_name(creator_id)
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end
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def validate_creator_is_not_limited
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if creator.can_comment?
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true
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else
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errors.add(:creator, "can not post comments within 1 week of sign up, and can only post #{Danbooru.config.member_comment_limit} comments per hour after that")
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false
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end
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end
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def update_last_commented_at
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if Comment.where(["post_id = ?", post_id]).count <= Danbooru.config.comment_threshold && !do_not_bump_post
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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 vote!(score)
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numerical_score = score == "up" ? 1 : -1
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vote = votes.create(:score => numerical_score)
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if vote.errors.empty?
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if vote.is_positive?
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increment!(:score)
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elsif vote.is_negative?
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decrement!(:score)
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end
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end
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return vote
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end
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def editable_by?(user)
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creator_id == user.id || user.is_moderator?
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end
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end
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Comment.connection.extend(PostgresExtensions)
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