Module: SwitchUserHelper

Defined in:
app/helpers/switch_user_helper.rb

Instance Method Summary collapse

Instance Method Details

#available? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/helpers/switch_user_helper.rb', line 29

def available?
  user = nil
  SwitchUser.available_users.keys.each do |scope|
    user = send("current_#{scope}")
    break if user
  end
  SwitchUser.view_guard.call(user, request)
end

#switch_user_select ⇒ Object 



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# File 'app/helpers/switch_user_helper.rb', line 2

def switch_user_select
  if available?
    if current_user
      options = "<option value=''>Guest</option>"
    else
      options = "<option selected='selected' value=''>Guest</option>"
    end
    SwitchUser.available_users.each do |scope, user_proc|
      current = send("current_#{scope}")
      identifier = SwitchUser.available_users_identifiers[scope]
      name = SwitchUser.available_users_names[scope]
      user_proc.call.each do |user|
        if current and current.send(identifier) == user.send(identifier)
          options += "<option selected='selected' value='#{scope}_#{user.send(identifier)}'>#{user.send(name)}</option>"
        else
          options += "<option value='#{scope}_#{user.send(identifier)}'>#{user.send(name)}</option>"
        end
      end
    end
    if options.respond_to?(:html_safe)
      options = options.html_safe
    end
    select_tag "switch_user_identifier", options,
               :onchange => "location.href = '/switch_user?scope_identifier=' + encodeURIComponent(this.options[this.selectedIndex].value)"
  end
end