sort contents within a conten type + make content type validation more robust + find a bug when dealing with 2 content types

app/controllers/admin/contents_controller.rb

@@ -6,7 +6,7 @@ module Admin
     before_filter :set_content_type    
   
     def index
-      @contents = @content_type.contents
+      @contents = @content_type.ordered_contents
     end
   
     def new
@@ -42,7 +42,11 @@ module Admin
     end
     
     def sort
+      @content_type.sort_contents!(params[:order])
       
+      flash_success!
+      
+      redirect_to admin_contents_url(@content_type.slug)
     end    
   
     def destroy

app/helpers/admin/base_helper.rb

@@ -19,15 +19,13 @@ module Admin::BaseHelper
     css = "#{'on' if name == sections(:sub)} #{'links' if block_given?} #{options[:css]}"
     
     label_link = default_options[:i18n] ? t("admin.shared.menu.#{name}") : name
-    # if block_given?
+    if block_given?
-    #   popup = content_tag(:div, capture(&block), :class => 'popup', :style => 'display: none')
+      popup = content_tag(:div, capture(&block), :class => 'popup', :style => 'display: none')
-    #   link = link_to(content_tag(:span, label_link + content_tag(:em)), url)
+      link = link_to(content_tag(:span, preserve(label_link + content_tag(:em))), url)
-    #   concat(content_tag(:li, link + popup, :class => css))
+      content_tag(:li, link + popup, :class => css)
-    # else
+    else
-    #   html = content_tag(:li, link_to(content_tag(:span, label_link), url), :class => css)
+      content_tag(:li, link_to(content_tag(:span, label_link), url), :class => css)
-    # end
+    end
-    
-    content_tag(:li, link_to(content_tag(:span, label_link), url), :class => css)
   end
   
 end

app/helpers/admin/custom_fields_helper.rb

@@ -8,7 +8,7 @@ module Admin::CustomFieldsHelper
   end
   
   def options_for_order_by(content_type, collection_name)
-    options = %w{updated_at position}.map do |type|
+    options = %w{updated_at _position_in_list}.map do |type|
       [t("admin.content_types.form.order_by.#{type.gsub(/^_/, '')}"), type]
     end
     options + options_for_highlighted_field(content_type, collection_name)

app/models/content_instance.rb

@@ -3,7 +3,7 @@ class ContentInstance
   include Mongoid::Timestamps
   
   ## fields (dynamic fields) ##
-  field :position, :type => Integer, :default => 0
+  field :_position_in_list, :type => Integer, :default => 0
   
   ## validations ##
   validate :require_highlighted_field
@@ -11,6 +11,9 @@ class ContentInstance
   ## associations ##
   embedded_in :content_type, :inverse_of => :contents
   
+  ## named scopes ##
+  named_scope :latest_updated, :order_by => [[:updated_at, :desc]], :limit => Locomotive.config.lastest_items_nb
+  
   ## methods ##
   
   protected

app/models/content_type.rb

@@ -16,10 +16,12 @@ class ContentType
 
   ## callbacks ##
   before_validate :normalize_slug
+  before_save :set_default_values
   
   ## validations ##
   validates_presence_of :site, :name, :slug
   validates_uniqueness_of :slug, :scope => :site
+  validates_size_of :content_custom_fields, :minimum => 1, :message => :array_too_short
   
   ## behaviours ##
   custom_fields_for :contents
@@ -27,15 +29,15 @@ class ContentType
   ## methods ##
   
   def ordered_contents
-    self.contents.sort { |a, b| (a.position || 0) <=> (b.position || 0) }
+    column = self.order_by.to_sym
+    self.contents.sort { |a, b| (a.send(column) || 0) <=> (b.send(column) || 0) }
   end
   
-  def contents_order
+  def sort_contents!(order)
-    self.ordered_contents.collect(&:id).join(',')
+    order.split(',').each_with_index do |id, position|
-  end
+      self.contents.find(id)._position_in_list = position
-  
+    end
-  def contents_order=(order)
+    self.save
-    @contents_order = order
   end
   
   def highlighted_field
@@ -44,6 +46,11 @@ class ContentType
   
   protected
   
+  def set_default_values
+    self.order_by ||= 'updated_at'
+    self.highlighted_field_name ||= self.content_custom_fields.first._name
+  end
+  
   def normalize_slug
     self.slug = self.name.clone if self.slug.blank? && self.name.present?    
     self.slug.slugify! if self.slug.present?

app/models/page.rb

@@ -33,6 +33,7 @@ class Page
   validates_exclusion_of    :slug, :in => Locomotive.config.reserved_slugs, :if => Proc.new { |p| p.depth == 0 }
   
   ## named scopes ##
+  named_scope :latest_updated, :order_by => [[:updated_at, :desc]], :limit => Locomotive.config.lastest_items_nb
   
   ## behaviours ##
   acts_as_tree :order => ['position', 'asc']

app/views/admin/contents/_form.html.haml

@@ -1,5 +1,7 @@
 - highlighted_field_name = @content.content_type.highlighted_field_name
 
+- puts "current custom fields = #{@content.custom_fields.inspect}"
+
 = f.inputs :name => :other_fields do
   - @content.custom_fields.each do |field|
     - required = highlighted_field_name == field._name

app/views/admin/contents/edit.html.haml

@@ -3,8 +3,9 @@
 - content_for :submenu do
   = render 'admin/shared/menu/contents'
 
-- content_for :buttons do
+- content_for :buttons do  
   = admin_button_tag t('admin.contents.index.edit'), edit_admin_content_type_url(@content_type), :class => 'edit'
+  = admin_button_tag t('admin.contents.index.new'), new_admin_content_url(@content_type.slug), :class => 'new'
 
 %p= @content_type.description
 

app/views/admin/contents/index.html.haml

@@ -8,7 +8,6 @@
   
 - content_for :buttons do
   = admin_button_tag :edit, edit_admin_content_type_url(@content_type), :class => 'edit'
-  = admin_button_tag :download, '#', :class => 'download'
   = admin_button_tag :new, new_admin_content_url(@content_type.slug), :class => 'new'
 
 - if @content_type.description.present? 
@@ -17,11 +16,10 @@
 - if @contents.empty?
   %p.no-items= t('.no_items', :url => new_admin_content_url(@content_type.slug))
 - else
-  %ul{ :id => 'contents-list', :class => "list #{'sortable' if @content_type.order_by == 'position'}" }
+  %ul{ :id => 'contents-list', :class => "list #{'sortable' if @content_type.order_by == '_position_in_list'}" }
     - @contents.each do |content|
       %li.content{ :id => "content-#{content._id}" }
-        - if @content_type.order_by == 'position'
+        %em
-          %em
         %strong
           = link_to content.send(@content_type.highlighted_field_name), edit_admin_content_path(@content_type.slug, content)
         .more

app/views/admin/shared/menu/_contents.html.haml

@@ -1,9 +1,27 @@
 %ul
-  = admin_submenu_item 'pages', admin_pages_url
+  = admin_submenu_item 'pages', admin_pages_url do
+    .header
+      %p= link_to t('admin.pages.index.new'), new_admin_page_url
+    .inner
+      %h2= t('admin.pages.index.lastest_items')
+      %ul
+        - current_site.pages.latest_updated.each do |page|
+          %li
+            = link_to truncate(page.title, :length => 40), edit_admin_page_url(page)
+            %span= time_ago_in_words(page.updated_at)
 
   - current_site.content_types.each do |content_type|
     - item_on = (content_type.slug == @content_type.slug) rescue nil
-    = admin_submenu_item content_type.name, admin_contents_url(content_type.slug), :i18n => false, :css => (item_on ? 'on' : '')
+    = admin_submenu_item content_type.name, admin_contents_url(content_type.slug), :i18n => false, :css => (item_on ? 'on' : '') do
-	
+      .header
+        %p= link_to t('admin.contents.index.new'), new_admin_content_url(content_type.slug)
+      .inner
+        %h2= t('admin.contents.index.lastest_items')
+        %ul
+          - content_type.contents.latest_updated.each do |content|
+            %li
+              = link_to truncate(content.send(content_type.highlighted_field_name), :length => 40), edit_admin_content_path(content_type.slug, content)
+              %span= time_ago_in_words(content.updated_at)
+        
 .action
   = link_to content_tag(:span, t('admin.content_types.index.new')), new_admin_content_type_url

config/initializers/locomotive.rb

@@ -3,6 +3,8 @@ require 'lib/core_ext.rb'
 
 Locomotive.configure do |config|
   config.default_domain = 'example.com'
+  
+  config.lastest_items_nb = 5
 end
 
 # TODO: embed them in Locomotive right after configure

config/locales/admin_ui_en.yml

@@ -60,6 +60,7 @@ en:
         title: Listing pages
         no_items: "There are no pages for now. Just click <a href=\"{{url}}\">here</a> to create the first one."
         new: new page
+        lastest_items: Lastest pages
       page:
         updated_at: updated at
       edit:
@@ -153,15 +154,17 @@ en:
       form:
         order_by:
           updated_at: 'By "updated at" date'
-          position: Manually
+          position_in_list: Manually
         
     contents:
       index:
         title: 'Listing "{{type}}"'
         edit: edit model
+        destroy: remove model
         download: download items
         new: new item
         no_items: "There are no items for now. Just click <a href=\"{{url}}\">here</a> to create the first one."
+        lastest_items: "Lastest items"
       new:
         title: '{{type}} &mdash; new item' 
       edit:

config/locales/default_en.yml

@@ -7,6 +7,7 @@ en:
         needs_admin_account: "One admin account is required at least"
         protected_page: "You can not remove index or 404 pages"
         extname_changed: "New file does not have the original extension"
+        array_too_short: "is too small (minimum element number is {{count}})"
         
   attributes:
     defaults:

doc/TODO

@@ -1,9 +1,5 @@
 BOARD:
-  - content types / models (CRUD)
+  - contents sub menu => BUG
-    - require a custom field at least
-    - pre-select the first custom field as the highlighted one
-  - contents (CRUD)
-    - sort contents
 
 BACKLOG:
 - liquid rendering engine
@@ -78,4 +74,9 @@ x custom fields:
 	x rename asset_field
   x nested attributes
   x keep tracks of all custom fields (adding / editing assets) + order them
-	x duplicate fields
+	x duplicate fields
+x content types / models (CRUD)
+  x require a custom field at least
+  x pre-select the first custom field as the highlighted one
+x contents (CRUD)
+  x sort contents

public/javascripts/admin/application.js

@@ -44,6 +44,18 @@ var addCodeMirrorEditor = function(type, el, parser) {
 $(document).ready(function() {
 	I18nLocale = $('meta[name=locale]').attr('content');
 	
+	// sub menu links
+	$('#submenu ul li.links').hover(function() {
+		$(this).addClass('hover');
+		$(this).find('.popup').show();
+	}, function() {
+		$(this).removeClass('hover');
+		$(this).find('.popup').hide();
+	});
+	
+	if ((css = $('#submenu > ul').attr('class')) != '')
+		$('#submenu > ul > li.' + css).addClass('on');
+	
 	// form
 	$('.formtastic li input, .formtastic li textarea').focus(function() {
 		$('.formtastic li.error p.inline-errors').fadeOut(200);

public/javascripts/admin/contents.js

@@ -9,6 +9,7 @@ $(document).ready(function() {
 	}
 
 	$('ul#contents-list.sortable').sortable({
+		handle: 'em',
 		items: 'li.content',
 		stop: function(event, ui) { updateContentsOrder(); }
 	});

public/stylesheets/admin/application.css

@@ -163,7 +163,7 @@ div#uploadAssetsInputQueue { display: none; }
 
 #contents-list li { background: none; }
 
-#contents-list li em {
+#contents-list.sortable li em {
 	background-position: left -31px;
 	cursor: move;
 }

spec/models/content_type_spec.rb

@@ -9,7 +9,9 @@ describe ContentType do
   context 'when validating' do
     
     it 'should have a valid factory' do
-      Factory.build(:content_type).should be_valid
+      content_type = Factory.build(:content_type)
+      content_type.content_custom_fields.build :label => 'anything', :kind => 'String'
+      content_type.should be_valid
     end
   
     # Validations ##
@@ -29,11 +31,19 @@ describe ContentType do
     end
   
     it 'should validate uniqueness of slug' do
-      content_type = Factory(:content_type)
+      content_type = Factory.build(:content_type)
+      content_type.content_custom_fields.build :label => 'anything', :kind => 'String'
+      content_type.save
       (content_type = Factory.build(:content_type, :site => content_type.site)).should_not be_valid
       content_type.errors[:slug].should == ["is already taken"]
     end
     
+    it 'should validate size of content custom fields' do
+      content_type = Factory.build(:content_type)
+      content_type.should_not be_valid
+      content_type.errors[:content_custom_fields].should == ["is too small (minimum element number is 1)"]
+    end
+    
   end
   
 end