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53 lines
1.5 KiB
53 lines
1.5 KiB
class Domain < ActiveRecord::Base |
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attr_accessor :apply_subdomains |
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def apply_subdomains=(v) |
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@apply_subdomains = ActiveRecord::ConnectionAdapters::Column.value_to_boolean(v) |
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end |
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before_update do |
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self.parent = parent_domain if name_changed? # recompute parent |
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end |
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after_update do |
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(apply_subdomains ? chain_rename : sync_orphan_children) if name_changed? |
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end |
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protected |
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# previous subdomains in the system for the previous domain name |
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# in case of domain name change |
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def previous_subdomains |
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Domain.where(:name_reversed.matches => "#{name_reversed_was}.%") |
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end |
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# only immediate children |
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def previous_children_subdomains |
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descendants = previous_subdomains.preorder.all |
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first = descendants.first |
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return [] unless first.present? |
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# only immediate children |
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depth = first.depth |
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descendants.select { |d| d.depth == depth } |
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end |
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# Syncs with nested interval when the parent is added later than the children |
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def sync_orphan_children |
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previous_children_subdomains.each do |subdomain| |
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subdomain.parent = subdomain.parent_domain |
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subdomain.save! |
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end |
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end |
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# applies the tail rename to children |
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def chain_rename |
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name_was_pattern = /#{Regexp.escape(name_was)}$/ |
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previous_children_subdomains.each do |subdomain| |
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subdomain.name = subdomain.name.sub(name_was_pattern, name) |
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subdomain.apply_subdomains = true |
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subdomain.save! # rest will chain recursively |
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end |
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end |
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end
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