| | 56 | end |
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| | 57 | end |
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| | 58 | |
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| | 59 | # Returns all records modified or created after the specified time. |
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| | 60 | # Used by the rake rebuild task to find models that need to be updated in |
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| | 61 | # the index after the rebuild finished because they changed while the |
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| | 62 | # rebuild was running. |
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| | 63 | # Override if your models don't stick to the created_at/updated_at |
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| | 64 | # convention. |
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| | 65 | def records_modified_since(time) |
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| | 66 | condition = [] |
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| | 67 | %w(updated_at created_at).each do |col| |
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| | 68 | condition << "#{col} >= ?" if column_names.include? col |
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| | 69 | end |
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| | 70 | if condition.empty? |
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| | 71 | logger.warn "#{self.name}: Override records_modified_since(time) to keep the index up to date with records changed during rebuild." |
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| | 72 | [] |
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| | 73 | else |
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| | 74 | find :all, :conditions => [ condition.join(' AND '), *([time]*condition.size) ] |
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