add foodcoop configuration screen

app/assets/stylesheets/bootstrap_and_overrides.css.less

@@ -140,6 +140,23 @@ table {
   text-align: center;
 }
 
+// Navigation with embedded tabs
+.nav-tabs-with-heading {
+  > li {
+    line-height: 40px;
+    margin-top: 16.5px;
+    a { padding-bottom: 9px; }
+  }
+  > li.heading {
+    > h1, > h2, > h3 {
+      font-size: 31.5px;
+      line-height: 40px;
+      margin: 0;
+    }
+    margin: 10px 1em 5px 0;
+  }
+}
+
 // Tasks ..
 .accepted {
   color: #468847;
@@ -324,6 +341,15 @@ table.table {
   }
 }
 
+// inline (boolean) position after/before heading
+label {
+  h1, h2, h3, h4 {
+    input[type=checkbox] {
+      margin: auto 0.3em auto 0.3em;
+    }
+  }
+}
+
 // it's a bit distracting
 .icon-asterisk {
   font-size: 80%;

app/controllers/admin/configs_controller.rb

@@ -0,0 +1,39 @@
+class Admin::ConfigsController < Admin::BaseController
+
+  before_action :get_tabs, only: [:show, :list]
+
+  def show
+    @current_tab = @tabs.include?(params[:tab]) ? params[:tab] : @tabs.first
+    @cfg = FoodsoftConfig
+  end
+
+  def list
+    @current_tab = 'list'
+    @cfg = FoodsoftConfig
+    @dfl = FoodsoftConfig.config
+    @keys = FoodsoftConfig.keys.select {|k| FoodsoftConfig.allowed_key?(k)}.sort
+  end
+
+  def update
+    ActiveRecord::Base.transaction do
+      # TODO support nested configuration keys
+      params[:config].each do |key, val|
+        FoodsoftConfig[key] = val
+      end
+    end
+    flash[:notice] = I18n.t('admin.configs.update.notice')
+    redirect_to action: 'show'
+  end
+
+  protected
+
+  # Set configuration tab names as `@tabs`
+  def get_tabs
+    @tabs = %w(foodcoop payment tasks messages layout language others)
+    # allow engines to modify this list
+    engines = Rails::Engine.subclasses.map(&:instance).select { |e| e.respond_to?(:configuration) }
+    engines.each { |e| e.configuration(@tabs, self) }
+    @tabs.uniq!
+  end
+
+end

app/helpers/admin/configs_helper.rb

@@ -0,0 +1,117 @@
+module Admin::ConfigsHelper
+  # Returns form input for configuration key.
+  #   For configuration keys that contain a {Hash}, {ActiveView::Helpers::FormBuilder#fields_for fields_for} can be used.
+  # @param form [ActionView::Helpers::FormBuilder] Form object.
+  # @param key [Symbol, String] Configuration key.
+  # @param options [Hash] Options passed to the form builder.
+  # @option options [Boolean] :required Wether field is shown as required (default not).
+  # @return [String] Form input for configuration key.
+  def config_input(form, key, options = {}, &block)
+    options[:label] = config_input_label(form, key)
+    options[:required] ||= false
+    options[:input_html] ||= {}
+    config_input_field_options form, key, options[:input_html]
+    config_input_tooltip_options form, key, options[:input_html]
+    if options[:as] == :boolean
+      options[:input_html][:checked] = 'checked' if options[:input_html].delete(:value)
+      options[:checked_value] = true
+      options[:unchecked_value] = false
+    elsif options[:collection] or options[:as] == :select
+      options[:selected] = options[:input_html].delete(:value)
+      return form.input key, options, &block
+    end
+    form.input key, options, &block
+  end
+
+  # @return [String] Label name in form for configuration key.
+  # @param form [ActionView::Helpers::FormBuilder] Form object.
+  # @param key [Symbol, String] Configuration key.
+  # @see #config_input
+  def config_input_label(form, key)
+    cfg_path = form.lookup_model_names[1..-1] + [key]
+    I18n.t("config.keys.#{cfg_path.map(&:to_s).join('.')}")
+  end
+
+  # @return [String] Form input field for configuration key.
+  # @see config_input
+  # @todo find out how to pass +checked_value+ and +unchecked_value+ to +input_field+
+  def config_input_field(form, key, options = {})
+    config_input_field_options form, key, options
+    config_input_tooltip_options form, key, options
+    if options[:as] == :boolean
+      options[:checked] = 'checked' if options.delete(:value)
+      form.hidden_field(key, value: false, as: :hidden) + form.check_box(key, options, true, false)
+    else
+      form.input_field key, options
+    end
+  end
+
+  # @return [String] Form heading with checkbox with block passed in expandable +fieldset+.
+  # @param form [ActionView::Helpers::FormBuilder] Form object.
+  # @param key [Symbol, String] Configuration key of a boolean (e.g. +use_messages+).
+  # @option options [String] :label Label to show
+  def config_use_heading(form, key, options = {})
+    head = content_tag :label do
+     lbl = options[:label] || config_input_label(form, key)
+     field = config_input_field(form, key, as: :boolean, boolean_style: :inline,
+                                data: {toggle: 'collapse', target: "##{key}-fields"}) 
+     content_tag :h4 do
+       # put in span to keep space for tooltip at right
+       content_tag :span, (lbl + field).html_safe, config_input_tooltip_options(form, key, {})
+     end
+    end
+    fields = content_tag(:fieldset, id: "#{key}-fields", class: "collapse#{' in' if @cfg[key]}") do
+      yield
+    end
+    head + fields
+  end
+
+  # Returns configuration value suitable for rendering in HTML.
+  #   Makes keys different from +app_config.yml+ configuration bold,
+  #   protects sensitive values like keys and passwords, and makes
+  #   links from URLs.
+  # @param key [String] Configuration key
+  # @param value [String] Configuration value
+  # @return [String] Configuration value suitable for rendering in HTML.
+  def show_config_value(key, value)
+    if key =~ /passw|secr|key/
+      '(protected)'
+    elsif value.is_a? Hash
+      content_tag :ul do
+        value.map do |k,v|
+          content_tag :li, content_tag(:tt, "#{k}: ") + show_config_value(k, v).to_s
+        end.join.html_safe
+      end
+    elsif value.is_a? Enumerable
+      content_tag :ul, value.map {|v| content_tag :li, h(v)}.join.html_safe
+    elsif key =~ /url|website|www|homepage/
+      link_to(value, value).html_safe
+    else
+      value
+    end
+  end
+
+  private
+
+  def config_input_tooltip_options(form, key, options)
+    # tooltip with help info to the right
+    cfg_path = form.lookup_model_names[1..-1] + [key]
+    tooltip = I18n.t("config.hints.#{cfg_path.map(&:to_s).join('.')}", default: '')
+    unless tooltip.blank?
+      options[:data] ||= {}
+      options[:data][:toggle] ||= 'tooltip'
+      options[:data][:placement] ||= 'right'
+      options[:title] ||= tooltip
+    end
+    options
+  end
+
+  def config_input_field_options(form, key, options)
+    cfg_path = form.lookup_model_names[1..-1] + [key]
+    # set current value
+    value = @cfg
+    cfg_path.each {|n| value = value[n] unless value.nil? }
+    options[:value] ||= value
+    options
+  end
+end

app/views/admin/configs/_tab_foodcoop.html.haml

@@ -0,0 +1,10 @@
+= config_input form, :name, required: true, input_html: {class: 'input-xlarge'}
+= form.fields_for :contact do |c|
+  = config_input c, :street, input_html: {class: 'input-xlarge'}
+  .fold-line
+    = config_input c, :zip_code, input_html: {class: 'input-mini'}
+    = config_input c, :city, input_html: {class: 'input-medium'}
+  = config_input c, :country, as: :string, input_html: {class: 'input-xlarge'}
+  = config_input c, :email, required: true, input_html: {class: 'input-xlarge'}
+  = config_input c, :phone, input_html: {class: 'input-medium'}
+= config_input form, :homepage, required: true, as: :url, input_html: {class: 'input-xlarge'}

app/views/admin/configs/_tab_language.html.haml

@@ -0,0 +1,3 @@
+= config_input form, :default_locale,
+               collection: I18n.available_locales.map {|l| [t("simple_form.options.settings.profile.language.#{l}"), l]}
+= config_input form, :ignore_browser_locale, as: :boolean

app/views/admin/configs/_tab_layout.html.haml

@@ -0,0 +1,7 @@
+= config_input form, :page_footer, as: :text, input_html: {class: 'input-xxlarge', rows: 2, placeholder: "#{link_to(FoodsoftConfig[:name], FoodsoftConfig[:homepage])}"}
+
+%h4= t '.pdf_title'
+.fold-line
+  = config_input form, :pdf_font_size, as: :integer, input_html: {class: 'input-mini'}
+  = config_input form, :pdf_page_size, input_html: {class: 'input-medium'}
+= config_input form, :pdf_add_page_breaks, as: :boolean

app/views/admin/configs/_tab_messages.html.haml

@@ -0,0 +1,7 @@
+%fieldset
+  %label
+    %h4= t '.emails_title'
+  = config_input form, :email_from, as: :string, input_html: {class: 'input-xlarge', placeholder: "#{@cfg[:name]} <#{@cfg[:contact][:email]}>"}
+  = config_input form, :email_replyto, as: :string, input_html: {class: 'input-xlarge'}
+-# sender is better configured by server administrator, since it affects SPF records
+-#= config_input form, :email_sender, as: :string, input_html: {class: 'input-xlarge'}

app/views/admin/configs/_tab_others.html.haml

@@ -0,0 +1,5 @@
+- if defined? FoodsoftWiki # avoid requiring deface here (the single exception)
+  = config_input form, :use_wiki, as: :boolean
+= config_input form, :use_nick, as: :boolean
+= config_input form, :tolerance_is_costly, as: :boolean
+= config_input form, :help_url, as: :url, input_html: {class: 'input-xlarge'}

app/views/admin/configs/_tab_payment.html.haml

@@ -0,0 +1,12 @@
+= config_input form, :price_markup do
+  .input-append
+    = config_input_field form, :price_markup, as: :decimal, class: 'input-mini'
+    %span.add-on %
+= config_input form, :tax_default do
+  .input-append
+    = config_input_field form, :tax_default, as: :decimal, class: 'input-mini'
+    %span.add-on %
+= config_input form, :minimum_balance do
+  .input-prepend
+    %span.add-on= t 'number.currency.format.unit'
+    = config_input_field form, :minimum_balance, as: :decimal, class: 'input-small'

app/views/admin/configs/_tab_tasks.html.haml

@@ -0,0 +1,3 @@
+-#= config_use_heading form, :use_tasks do
+= config_use_heading form, :use_apple_points do
+  = config_input form, :stop_ordering_under, as: :numeric, input_html: {class: 'input-small'}

app/views/admin/configs/_tabs.html.haml

@@ -0,0 +1,11 @@
+%ul.nav.nav-tabs.nav-tabs-with-heading
+  %li.heading
+    %h1= t '.title'
+
+  - for tab in @tabs
+    - url = action_name == 'show' ? nil : admin_config_path(tab: tab)
+    %li{class: ('active' if @current_tab==tab)}= link_to t("config.tabs.#{tab}"), "#{url}#tab-#{tab}", data: ({toggle: 'tab'} unless url)
+
+  -# make this a button to give some indicator that navigation away might lose changes
+  %li.pull-right{class: ('active' if @current_tab=='list')}
+    = link_to t('config.tabs.list'), list_admin_config_path, class: ('btn' unless @current_tab=='list')

app/views/admin/configs/list.html.haml

@@ -0,0 +1,16 @@
+- title t('.title'), false
+
+= render 'tabs'
+
+%table.table
+  %thead
+    %tr
+      %th= t '.key'
+      %th= t '.value'
+  %tbody
+    - @keys.each do |key|
+      %tr
+        %td
+          %tt= key
+        %td{style: if @cfg[key] != @dfl[key] then 'font-weight: bold' end}
+          = show_config_value key, @cfg[key]

app/views/admin/configs/show.html.haml

@@ -0,0 +1,13 @@
+- title t('admin.configs.tabs.title'), false
+
+= simple_form_for :config, method: :patch do |f|
+
+  = render 'tabs', url: nil
+
+  .tab-content
+    - for tab in @tabs
+      .tab-pane{class: ('active' if @current_tab==tab), id: "tab-#{tab}"}= render "tab_#{tab}", form: f
+
+  .form-actions
+    = f.submit t('.submit'), class: 'btn btn-primary'
+

app/views/layouts/application.html.haml

@@ -10,9 +10,9 @@
         %li= link_to t('.profile'), my_profile_path
         %li= link_to t('.ordergroup'), my_ordergroup_path
         %li= link_to t('.logout'), logout_path
-    %li{class: ('disabled' if FoodsoftConfig.config[:homepage].blank?)}
-      = link_to FoodsoftConfig.config[:name], FoodsoftConfig.config[:homepage]
-    %li= link_to t('.help'), FoodsoftConfig.config[:help_url]
+    %li{class: ('disabled' if FoodsoftConfig[:homepage].blank?)}
+      = link_to FoodsoftConfig[:name], FoodsoftConfig[:homepage]
+    %li= link_to t('.help'), FoodsoftConfig[:help_url]
     %li= link_to t('.feedback.title'), new_feedback_path, title: t('.feedback.desc')
   .clearfix