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b09829354f
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@212 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
45 lines
No EOL
1.9 KiB
Ruby
45 lines
No EOL
1.9 KiB
Ruby
module ActiveRecord
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# Active Records will automatically record creation and/or update timestamps of database objects
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# if fields of the names created_at/created_on or updated_at/updated_on are present. This module is
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# automatically included, so you don't need to do that manually.
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#
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# This behavior can be turned off by setting <tt>ActiveRecord::Base.record_timestamps = false</tt>.
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module Timestamp
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def self.append_features(base) # :nodoc:
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super
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base.class_eval do
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alias_method :create_without_timestamps, :create
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alias_method :create, :create_with_timestamps
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alias_method :update_without_timestamps, :update
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alias_method :update, :update_with_timestamps
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end
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end
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def create_with_timestamps
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write_attribute("created_at", Time.now) if record_timestamps && respond_to?(:created_at) && created_at.nil?
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write_attribute("created_on", Time.now) if record_timestamps && respond_to?(:created_on) && created_on.nil?
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write_attribute("updated_at", Time.now) if record_timestamps && respond_to?(:updated_at)
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write_attribute("updated_on", Time.now) if record_timestamps && respond_to?(:updated_on)
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create_without_timestamps
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end
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def update_with_timestamps
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write_attribute("updated_at", Time.now) if record_timestamps && respond_to?(:updated_at)
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write_attribute("updated_on", Time.now) if record_timestamps && respond_to?(:updated_on)
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update_without_timestamps
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end
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end
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class Base
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# Records the creation date and possibly time in created_on (date only) or created_at (date and time) and the update date and possibly
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# time in updated_on and updated_at. This only happens if the object responds to either of these messages, which they will do automatically
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# if the table has columns of either of these names. This feature is turned on by default.
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@@record_timestamps = true
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cattr_accessor :record_timestamps
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end
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end |