* Make PreviewCard records reuseable between statuses **Warning!** Migration truncates preview_cards tablec * Allow a wider thumbnail for link preview, display it in horizontal layout (#4648) * Delete preview cards files before truncating * Rename old table instead of truncating it * Add mastodon:maintenance:remove_deprecated_preview_cards * Ignore deprecated_preview_cards in schema definition * Fix null behaviour
		
			
				
	
	
		
			31 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			31 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
class TruncatePreviewCards < ActiveRecord::Migration[5.1]
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  def up
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    rename_table :preview_cards, :deprecated_preview_cards
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    create_table :preview_cards do |t|
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      t.string     :url, default: '', null: false, index: { unique: true }
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      t.string     :title, default: '', null: false
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      t.string     :description, default: '', null: false
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      t.attachment :image
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      t.integer    :type, default: 0, null: false
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      t.text       :html, default: '', null: false
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      t.string     :author_name, default: '', null: false
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      t.string     :author_url, default: '', null: false
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      t.string     :provider_name, default: '', null: false
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      t.string     :provider_url, default: '', null: false
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      t.integer    :width, default: 0, null: false
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      t.integer    :height, default: 0, null: false
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      t.timestamps
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    end
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  end
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  def down
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    if ActiveRecord::Base.connection.table_exists? 'deprecated_preview_cards'
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      drop_table :preview_cards
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      rename_table :deprecated_preview_cards, :preview_cards
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    else
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      raise ActiveRecord::IrreversibleMigration, 'Previous preview cards table has already been removed'
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    end
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  end
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end
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