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class MigrateTemplateToParametersMacros < ActiveRecord::Migration[4.2]
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def up
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Template.unscoped.descendants.each do |klass|
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klass.all.each do |template|
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template.template = convert(template.template)
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if template.template_changed?
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# we need to skip validations so we use #update_attributes
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template.update_attribute :template, template.template
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end
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end
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end
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Parameter.descendants.each do |klass|
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klass.all.each do |parameter|
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parameter.value = convert(parameter.value)
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if parameter.value_changed?
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# we need to skip validations so we use #update_attributes
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parameter.update_attribute :value, parameter.value
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end
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end
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end
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LookupKey.descendants.each do |klass|
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klass.all.each do |parameter|
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parameter.default_value = convert(parameter.default_value.to_s)
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if parameter.default_value_changed?
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# we need to skip validations so we use #update_attributes
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parameter.update_attribute :default_value, parameter.value
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end
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end
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end
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LookupValue.all.each do |parameter|
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parameter.value = convert(parameter.value.to_s)
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if parameter.value_changed?
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# we need to skip validations so we use #update_attributes
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parameter.update_attribute :value, parameter.value
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end
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end
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end
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def down
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# audit can be used for reverting unwanted changes
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say "skipping parameters macros migration"
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end
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def convert(content)
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return nil if content.nil?
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content = content.gsub(/@host\.param_true\?\((.*?)\)/, 'host_param_true?(\1)')
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content = content.gsub(/@host\.param_false\?\((.*?)\)/, 'host_param_false?(\1)')
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content = content.gsub(/@host\.params\[(.*?)\]/, 'host_param(\1)')
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content.gsub(/@host\.info/, 'host_enc')
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end
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end
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