Module: MigrationHelpers::Common

Defined in:
lib/migrate/common.rb

Instance Method Summary collapse

Instance Method Details

#infer_engine_from_namespace ⇒ Object 



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# File 'lib/migrate/common.rb', line 54

def infer_engine_from_namespace

    caller_locations(3, 10).each do |loc|
        path = loc.absolute_path || loc.path

        # Try matching standard gem folder path (e.g., gems/lesli_shield-0.1.0)
        if path =~ %r{/gems/(lesli_[^/-]+)}
            return $1
        end

        # Try matching from engines folder in dev
        if path =~ %r{/engines/(lesli_[^/]+)}
            return $1
        end

        # Local installed engines
        if path =~ %r{/engines/(Lesli[^/]+)}
            return $1.underscore
        end

        # workaround to let Lesli core use items

        # Try matching standard gem folder path (e.g., gems/lesli_shield-0.1.0)
        if path =~ %r{/gems/(lesli)}
            return $1
        end

        # Try matching from engines folder in dev
        if path =~ %r{/engines/(lesli)}
            return $1
        end

        # Local installed engines
        if path =~ %r{/engines/(Lesli)}
            return $1.underscore
        end
    end
    nil
end

#table_name_for_item(resources, item) ⇒ Object 



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# File 'lib/migrate/common.rb', line 43

def table_name_for_item(resources, item)

    engine = infer_engine_from_namespace

    resource = resources.to_s.singularize
    table_name = "#{resource}_#{item}".to_sym
    foreign_key = resource.sub("#{engine}_","")

    return [table_name, foreign_key]
end

#table_name_for_shared(engine, table_name) ⇒ Object 



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# File 'lib/migrate/common.rb', line 36

def table_name_for_shared(engine, table_name)
    table_name = "#{engine}_#{table_name}".to_sym
     = "#{engine}_accounts".to_sym

    return [table_name, ]
end