みてるぞ
e03cc01109
#171 #171 #171 #171 #171 #171 #171 Co-authored-by: miteruzo <miteruzo@naver.com> Reviewed-on: #345
55 lines
1.2 KiB
Ruby
55 lines
1.2 KiB
Ruby
require 'set'
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class WikiPage < ApplicationRecord
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include MyDiscard
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has_many :wiki_revisions, dependent: :destroy
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belongs_to :created_user, class_name: 'User'
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belongs_to :updated_user, class_name: 'User'
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has_many :redirected_from_revisions,
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class_name: 'WikiRevision',
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foreign_key: :redirect_page_id,
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dependent: :nullify
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has_many :wiki_versions
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attribute :version_no, :integer, default: 1
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belongs_to :tag_name
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validates :tag_name, presence: true
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validates :body, presence: true
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def title = tag_name.name
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def title= val
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(self.tag_name ||= build_tag_name).name = val
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end
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def current_revision = wiki_revisions.order(id: :desc).first
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def resolve_redirect limit: 10
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page = self
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visited = Set.new
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limit.times do
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return page if visited.include?(page.id)
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visited.add(page.id)
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rev = page.current_revision
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return page if !(rev&.redirect?) || !(rev.redirect_page)
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page = rev.redirect_page
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end
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page
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end
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def pred_revision_id(revision_id) =
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wiki_revisions.where('id < ?', revision_id).order(id: :desc).limit(1).pick(:id)
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def succ_revision_id(revision_id) =
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wiki_revisions.where('id > ?', revision_id).order(id: :asc).limit(1).pick(:id)
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end
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