65 lines
1.7 KiB
Ruby
65 lines
1.7 KiB
Ruby
class Route < ActiveRecord::Base
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belongs_to :source, polymorphic: true
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validates :source, presence: true
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validates :path,
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length: { within: 1..255 },
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presence: true,
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uniqueness: { case_sensitive: false }
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after_create :delete_conflicting_redirects
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after_update :delete_conflicting_redirects, if: :path_changed?
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after_update :create_redirect_for_old_path
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after_update :rename_descendants
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scope :inside_path, -> (path) { where('routes.path LIKE ?', "#{sanitize_sql_like(path)}/%") }
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def rename_descendants
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return unless path_changed? || name_changed?
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descendant_routes = self.class.inside_path(path_was)
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descendant_routes.each do |route|
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attributes = {}
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if path_changed? && route.path.present?
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attributes[:path] = route.path.sub(path_was, path)
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end
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if name_changed? && name_was.present? && route.name.present?
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attributes[:name] = route.name.sub(name_was, name)
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end
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if attributes.present?
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old_path = route.path
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# Callbacks must be run manually
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route.update_columns(attributes)
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# We are not calling route.delete_conflicting_redirects here, in hopes
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# of avoiding deadlocks. The parent (self, in this method) already
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# called it, which deletes conflicts for all descendants.
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route.create_redirect(old_path) if attributes[:path]
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end
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end
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end
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def delete_conflicting_redirects
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conflicting_redirects.delete_all
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end
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def conflicting_redirects
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RedirectRoute.matching_path_and_descendants(path)
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end
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def create_redirect(path)
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RedirectRoute.create(source: source, path: path)
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end
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private
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def create_redirect_for_old_path
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create_redirect(path_was) if path_changed?
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end
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end
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