Files
danbooru/app/models/comment.rb
2013-04-04 10:49:30 -04:00

143 lines
3.7 KiB
Ruby

class Comment < ActiveRecord::Base
validate :validate_creator_is_not_limited
validates_format_of :body, :with => /\S/, :message => 'has no content'
belongs_to :post
belongs_to :creator, :class_name => "User"
belongs_to :updater, :class_name => "User"
has_many :votes, :class_name => "CommentVote", :dependent => :destroy
before_validation :initialize_creator, :on => :create
before_validation :initialize_updater
after_create :update_last_commented_at_on_create
after_destroy :update_last_commented_at_on_destroy
attr_accessible :body, :post_id, :do_not_bump_post
attr_accessor :do_not_bump_post
module SearchMethods
def recent
reorder("comments.id desc").limit(6)
end
def body_matches(query)
where("body_index @@ plainto_tsquery(?)", query.to_escaped_for_tsquery_split).order("comments.id DESC")
end
def hidden(user)
where("score < ?", user.comment_threshold)
end
def visible(user)
where("score >= ?", user.comment_threshold)
end
def post_tags_match(query)
joins(:post).where("posts.tag_index @@ to_tsquery('danbooru', ?)", query.to_escaped_for_tsquery_split)
end
def for_creator(user_id)
where("creator_id = ?", user_id)
end
def for_creator_name(user_name)
where("creator_id = (select _.id from users _ where lower(_.name) = lower(?))", user_name.mb_chars.downcase)
end
def search(params)
q = scoped
return q if params.blank?
if params[:body_matches].present?
q = q.body_matches(params[:body_matches])
end
if params[:post_id].present?
q = q.where("post_id = ?", params[:post_id].to_i)
end
if params[:post_tags_match].present?
q = q.post_tags_match(params[:post_tags_match])
end
if params[:creator_name].present?
q = q.for_creator_name(params[:creator_name].tr(" ", "_"))
end
if params[:creator_id].present?
q = q.for_creator(params[:creator_id].to_i)
end
q
end
end
extend SearchMethods
def initialize_creator
self.creator_id = CurrentUser.user.id
self.ip_addr = CurrentUser.ip_addr
end
def initialize_updater
self.updater_id = CurrentUser.user.id
self.updater_ip_addr = CurrentUser.ip_addr
end
def creator_name
User.id_to_name(creator_id)
end
def updater_name
User.id_to_name(updater_id)
end
def validate_creator_is_not_limited
if creator.is_comment_limited? && !do_not_bump_post?
errors.add(:base, "You can only post #{Danbooru.config.member_comment_limit} comments per hour")
false
elsif creator.can_comment?
true
else
errors.add(:base, "You can not post comments within 1 week of sign up")
false
end
end
def update_last_commented_at_on_destroy
if Comment.where("post_id = ? and id <> ?", post_id, id).count == 0
Post.update_all("last_commented_at = NULL", ["id = ?", post_id])
end
true
end
def update_last_commented_at_on_create
if Comment.where("post_id = ?", post_id).count <= Danbooru.config.comment_threshold && !do_not_bump_post?
Post.update_all(["last_commented_at = ?", created_at], ["id = ?", post_id])
end
true
end
def do_not_bump_post?
do_not_bump_post == "1"
end
def vote!(val)
numerical_score = val == "up" ? 1 : -1
vote = votes.create(:score => numerical_score)
if vote.errors.empty?
if vote.is_positive?
update_column(:score, score + 1)
elsif vote.is_negative?
update_column(:score, score - 1)
end
end
return vote
end
def editable_by?(user)
creator_id == user.id || user.is_janitor?
end
end
Comment.connection.extend(PostgresExtensions)