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20 lines
734 B
Ruby
20 lines
734 B
Ruby
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class FixOptimizedImagesUrls < ActiveRecord::Migration
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def up
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# `AddUrlToOptimizedImages` was wrongly computing the URLs. This fixes it!
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execute "UPDATE optimized_images
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SET url = substring(oi.url from '^\/uploads\/[^/]+\/_optimized/[0-9a-f]{3}/[0-9a-f]{3}/[0-9a-f]{11}')
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|| '_'
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|| oi.width
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|| 'x'
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|| oi.height
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|| substring(oi.url from '\.\w{3,4}$')
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FROM optimized_images oi
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WHERE optimized_images.id = oi.id
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AND oi.url ~ '^\/uploads\/[^/]+\/_optimized\/[0-9a-f]{3}/[0-9a-f]{3}/[0-9a-f]{11}\.';"
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end
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def down
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raise ActiveRecord::IrreversibleMigration
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end
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end
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