Class: Cambium::AdminPresenter

Inherits:
Object
  • Object
show all
Defined in:
app/presenters/cambium/admin_presenter.rb

Instance Method Summary collapse

Constructor Details

#initialize(action_view) ⇒ AdminPresenter

Returns a new instance of AdminPresenter.



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# File 'app/presenters/cambium/admin_presenter.rb', line 6

def initialize(action_view)
  @view = action_view
end

Instance Method Details

#routes(object) ⇒ Object

Resolve the routes for the given controller



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# File 'app/presenters/cambium/admin_presenter.rb', line 49

def routes(object)
  begin
    n = @view.cambium
    @view.cambium.send("admin_#{@view.controller_name.pluralize}_path")
  rescue
    n = @view.main_app
  end
  r = {
    :index => n.send("admin_#{@view.controller_name.pluralize}_path"),
    :new => n.send("new_admin_#{@view.controller_name.singularize}_path")
  }
  if !object.nil? && object.id.present?
    r[:edit] = n.send(
      "edit_admin_#{@view.controller_name.singularize}_path",
      object
    )
    r[:show] = n.send(
      "admin_#{@view.controller_name.singularize}_path",
      object
    )
    r[:delete] = r[:show]
  end
  r.to_ostruct
end

#sidebar ⇒ Object

Resolves the values from config/admin/sidebar.yml and puts them in an array



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# File 'app/presenters/cambium/admin_presenter.rb', line 13

def sidebar
  @sidebar ||= begin
    sidebar = []
    load_config('sidebar').each { |k, attrs| sidebar << attrs.to_ostruct }
    sidebar.each do |attrs|
      # resolve route
      path = "#{attrs.route.split('.').last}_path"
      if attrs.route.split('.').first == 'cambium'
        attrs.route = @view.cambium.send(path)
      else
        attrs.route = @view.main_app.send(path)
      end
      # figure out if it's active
      attrs.active = false
      if(
        (
          attrs.controllers &&
          attrs.controllers.include?(@view.controller_name)
        ) || @view.request.path == attrs.route
      )
        attrs.active = true
      end
    end
    sidebar
  end
end

#to_csv(collection) ⇒ Object

Export a collection of objects to csv, based on the configuration



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# File 'app/presenters/cambium/admin_presenter.rb', line 77

def to_csv(collection)
  config = view(@view.controller_name).export
  output = CSV.generate do |csv|
    # Grab headings and methods
    headings = []
    methods = []
    config.columns.each_pair do |key, data|
      if data.label.nil?
        headings << key.to_s.titleize
      else
        headings << data.label
      end
      if data.output.nil?
        methods << key.to_s
      else
        methods << data.output
      end
    end
    csv << headings

    # Get the data
    collection.each do |obj|
      vals = []
      methods.each do |m|
        chain = m.split('.').reject(&:blank?)
        if chain.size > 1
          val = obj
          chain.each do |c|
            args = c[/\(.*?\)/]
            args = args.nil? ? [] : args[1..-2].split(',').map { |s| eval(s) }
            method = c.split('(').first
            val = args.size > 0 ? val.send(method, *args) : val.send(method)
          end
          vals << val
        else
          vals << obj.send(m)
        end
      end
      csv << vals
    end
  end
end

#view(name) ⇒ Object

Gets all the data from the desired config file, which are further broken up in other methods



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# File 'app/presenters/cambium/admin_presenter.rb', line 43

def view(name)
  load_config(name).nil? ? nil : load_config(name).to_ostruct
end