87 lines
3.4 KiB
Ruby
87 lines
3.4 KiB
Ruby
module Foodsoft
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# Variable expansions for user-specified texts.
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#
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# This is used in wiki-pages and the footer, for example, to allow foodcoops
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# to show dynamic information in the text.
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#
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# Plugins can modify the variables by means of the `#variables` accessor.
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# Please be thoughful when choosing names as to avoid collisions.
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# Do not put non-public info in variables.
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module ExpansionVariables
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ACTIVE_MONTHS = 3
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# @return [Hash] Variables and their values
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cattr_accessor :variables
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# Hash of variables. Note that keys are Strings.
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@@variables = {
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'scope' => ->{ FoodsoftConfig.scope },
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'name' => ->{ FoodsoftConfig[:name] },
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'contact.street' => ->{ FoodsoftConfig[:contact][:street] },
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'contact.zip_code' => ->{ FoodsoftConfig[:contact][:zip_code] },
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'contact.city' => ->{ FoodsoftConfig[:contact][:city] },
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'contact.country' => ->{ FoodsoftConfig[:contact][:country] },
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'contact.email' => ->{ FoodsoftConfig[:contact][:email] },
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'contact.phone' => ->{ FoodsoftConfig[:contact][:phone] },
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'price_markup' => ->{ FoodsoftConfig[:price_markup] },
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'homepage' => ->{ FoodsoftConfig[:homepage] },
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'help_url' => ->{ FoodsoftConfig[:help_url] },
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'applepear_url' => ->{ FoodsoftConfig[:applepear_url] },
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'foodsoft.url' => ->{ FoodsoftConfig[:foodsoft_url] },
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'foodsoft.version' => Foodsoft::VERSION,
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'foodsoft.revision' => Foodsoft::REVISION,
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'user_count' => ->{ User.undeleted.count },
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'ordergroup_count' => ->{ Ordergroup.undeleted.count },
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'active_ordergroup_count' => ->{ active_ordergroup_count },
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'supplier_count' => ->{ Supplier.undeleted.count },
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'active_supplier_count' => ->{ active_supplier_count },
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'active_suppliers' => ->{ active_suppliers },
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'first_order_date' => ->{ I18n.l Order.first.try{|o| o.starts.to_date} }
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}
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# Return expanded variable
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# @return [String] Expanded variable
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def self.get(var)
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s = @@variables[var.to_s]
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s.respond_to?(:call) ? s.call : s.to_s
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end
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# Expand variables in a string
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# @param str [String] String to expand variables in
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# @param options [Hash<String, String>] Extra variables to expand
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# @return [String] Expanded string
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def self.expand(str, options = {})
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str.gsub /{{([._a-zA-Z0-9]+)}}/ do
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options[$1] || self.get($1)
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end
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end
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# @return [Number] Number of ordergroups that have been active in the past 3 months
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def self.active_ordergroup_count
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GroupOrder
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.where('updated_on > ?', ACTIVE_MONTHS.months.ago)
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.select(:ordergroup_id).distinct.count
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end
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# @return [Number] Number of suppliers that has been ordered from in the past 3 months
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def self.active_supplier_count
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Order
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.where('starts > ?', ACTIVE_MONTHS.months.ago)
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.select(:supplier_id).distinct.count
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end
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# @return [String] Comma-separated list of suppliers that has been ordered from in the past 3 months
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def self.active_suppliers
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Supplier.joins(:orders)
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.where('orders.starts > ?', ACTIVE_MONTHS.months.ago)
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.order(:name).select(:name).distinct
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.map(&:name).join(', ')
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end
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end
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end
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