Site customization

.gitignore

@@ -30,4 +30,5 @@
 .DS_Store
 .ruby-gemset
 
-public/sitemap.xml
+public/sitemap.xml
+public/system/

Gemfile

@@ -65,6 +65,8 @@ gem 'browser'
 gem 'turnout', '~> 2.4.0'
 gem 'redcarpet', '~> 3.4.0'
 
+gem 'paperclip'
+
 group :development, :test do
   # Call 'byebug' anywhere in the code to stop execution and get a debugger console
   gem 'byebug'

Gemfile.lock

@@ -238,6 +238,7 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
+    mimemagic (0.3.2)
     mini_portile2 (2.1.0)
     minitest (5.10.1)
     multi_json (1.12.1)
@@ -277,6 +278,12 @@ GEM
       omniauth-oauth (~> 1.1)
       rack
     orm_adapter (0.5.0)
+    paperclip (5.1.0)
+      activemodel (>= 4.2.0)
+      activesupport (>= 4.2.0)
+      cocaine (~> 0.5.5)
+      mime-types
+      mimemagic (~> 0.3.0)
     paranoia (2.2.1)
       activerecord (>= 4.0, < 5.1)
     parser (2.4.0.0)
@@ -504,6 +511,7 @@ DEPENDENCIES
   omniauth-facebook (~> 4.0.0)
   omniauth-google-oauth2 (~> 0.4.0)
   omniauth-twitter
+  paperclip
   paranoia (~> 2.2.1)
   pg (~> 0.20.0)
   pg_search
@@ -533,4 +541,4 @@ DEPENDENCIES
   whenever
 
 BUNDLED WITH
-   1.13.7
+   1.14.6

app/assets/stylesheets/admin.scss

@@ -529,3 +529,13 @@ table {
     padding: 0 $line-height/2;
   }
 }
+
+// 07. CMS
+// --------------
+.cms_page_list {
+
+  [class^="icon-"] {
+    padding-right: $menu-icon-spacing;
+    vertical-align: middle;
+  }
+}

app/controllers/admin/site_customization/base_controller.rb

@@ -0,0 +1,10 @@
+class Admin::SiteCustomization::BaseController < Admin::BaseController
+  helper_method :namespace
+
+  private
+
+    def namespace
+      "admin"
+    end
+
+end

app/controllers/admin/site_customization/content_blocks_controller.rb

@@ -0,0 +1,40 @@
+class Admin::SiteCustomization::ContentBlocksController < Admin::SiteCustomization::BaseController
+  load_and_authorize_resource :content_block, class: "SiteCustomization::ContentBlock"
+
+  def index
+    @content_blocks = SiteCustomization::ContentBlock.order(:name, :locale)
+  end
+
+  def create
+    if @content_block.save
+      redirect_to admin_site_customization_content_blocks_path, notice: t('admin.site_customization.content_blocks.create.notice')
+    else
+      flash.now[:error] = t('admin.site_customization.content_blocks.create.error')
+      render :new
+    end
+  end
+
+  def update
+    if @content_block.update(content_block_params)
+      redirect_to admin_site_customization_content_blocks_path, notice: t('admin.site_customization.content_blocks.update.notice')
+    else
+      flash.now[:error] = t('admin.site_customization.content_blocks.update.error')
+      render :edit
+    end
+  end
+
+  def destroy
+    @content_block.destroy
+    redirect_to admin_site_customization_content_blocks_path, notice: t('admin.site_customization.content_blocks.destroy.notice')
+  end
+
+  private
+
+    def content_block_params
+      params.require(:site_customization_content_block).permit(
+        :name,
+        :locale,
+        :body
+      )
+    end
+end

app/controllers/admin/site_customization/images_controller.rb

@@ -0,0 +1,43 @@
+class Admin::SiteCustomization::ImagesController < Admin::SiteCustomization::BaseController
+  load_and_authorize_resource :image, class: "SiteCustomization::Image"
+
+  def index
+    @images = SiteCustomization::Image.all_images
+  end
+
+  def update
+    if params[:site_customization_image].nil?
+      redirect_to admin_site_customization_images_path
+      return
+    end
+
+    if @image.update(image_params)
+      redirect_to admin_site_customization_images_path, notice: t('admin.site_customization.images.update.notice')
+    else
+      flash.now[:error] = t('admin.site_customization.images.update.error')
+
+      @images = SiteCustomization::Image.all_images
+      idx = @images.index {|e| e.name == @image.name }
+      @images[idx] = @image
+
+      render :index
+    end
+  end
+
+  def destroy
+    @image.image = nil
+    if @image.save
+      redirect_to admin_site_customization_images_path, notice: t('admin.site_customization.images.destroy.notice')
+    else
+      redirect_to admin_site_customization_images_path, notice: t('admin.site_customization.images.destroy.error')
+    end
+  end
+
+  private
+
+    def image_params
+      params.require(:site_customization_image).permit(
+        :image
+      )
+    end
+end

app/controllers/admin/site_customization/pages_controller.rb

@@ -0,0 +1,44 @@
+class Admin::SiteCustomization::PagesController < Admin::SiteCustomization::BaseController
+  load_and_authorize_resource :page, class: "SiteCustomization::Page"
+
+  def index
+    @pages = SiteCustomization::Page.order('slug').page(params[:page])
+  end
+
+  def create
+    if @page.save
+      redirect_to admin_site_customization_pages_path, notice: t('admin.site_customization.pages.create.notice')
+    else
+      flash.now[:error] = t('admin.site_customization.pages.create.error')
+      render :new
+    end
+  end
+
+  def update
+    if @page.update(page_params)
+      redirect_to admin_site_customization_pages_path, notice: t('admin.site_customization.pages.update.notice')
+    else
+      flash.now[:error] = t('admin.site_customization.pages.update.error')
+      render :edit
+    end
+  end
+
+  def destroy
+    @page.destroy
+    redirect_to admin_site_customization_pages_path, notice: t('admin.site_customization.pages.destroy.notice')
+  end
+
+  private
+
+    def page_params
+      params.require(:site_customization_page).permit(
+        :slug,
+        :title,
+        :subtitle,
+        :content,
+        :more_info_flag,
+        :print_content_flag,
+        :status
+      )
+    end
+end

app/controllers/pages_controller.rb

@@ -2,7 +2,11 @@ class PagesController < ApplicationController
   skip_authorization_check
 
   def show
-    render action: params[:id]
+    if @custom_page = SiteCustomization::Page.published.find_by(slug: params[:id])
+      render action: :custom_page
+    else
+      render action: params[:id]
+    end
   rescue ActionView::MissingTemplate
     head 404
   end

app/helpers/application_helper.rb

@@ -47,4 +47,12 @@ def back_link_to(destination_path)
       "<span class='icon-angle-left'></span>".html_safe + t("shared.back")
     end
   end
+
+  def image_path_for(filename)
+    SiteCustomization::Image.image_path_for(filename) || filename
+  end
+
+  def content_block(name, locale)
+    SiteCustomization::ContentBlock.block_for(name, locale)
+  end
 end

app/models/abilities/administrator.rb

@@ -60,6 +60,10 @@ def initialize(user)
       can [:create, :destroy], ::Poll::OfficerAssignment
       can [:read, :create, :update], Poll::Question
       can :destroy, Poll::Question # , comments_count: 0, votes_up: 0
+
+      can :manage, SiteCustomization::Page
+      can :manage, SiteCustomization::Image
+      can :manage, SiteCustomization::ContentBlock
     end
   end
 end

app/models/site_customization.rb

@@ -0,0 +1,5 @@
+module SiteCustomization
+  def self.table_name_prefix
+    'site_customization_'
+  end
+end

app/models/site_customization/content_block.rb

@@ -0,0 +1,11 @@
+class SiteCustomization::ContentBlock < ActiveRecord::Base
+  VALID_BLOCKS = %w(top_links footer)
+
+  validates :locale, presence: true, inclusion: { in: I18n.available_locales.map(&:to_s) }
+  validates :name, presence: true, uniqueness: { scope: :locale }, inclusion: { in: VALID_BLOCKS }
+
+  def self.block_for(name, locale)
+    locale ||= I18n.default_locale
+    find_by(name: name, locale: locale).try(:body)
+  end
+end

app/models/site_customization/image.rb

@@ -0,0 +1,48 @@
+class SiteCustomization::Image < ActiveRecord::Base
+  VALID_IMAGES = {
+    "icon_home" => [330, 240],
+    "logo_header" => [80, 80],
+    "social-media-icon" => [200, 200],
+    "apple-touch-icon-200" => [200, 200]
+  }
+
+  has_attached_file :image
+
+  validates :name, presence: true, uniqueness: true, inclusion: { in: VALID_IMAGES.keys }
+  validates_attachment_content_type :image, :content_type => ["image/png"]
+  validate :check_image
+
+  def self.all_images
+    VALID_IMAGES.keys.map do |image_name|
+      find_by(name: image_name) || create!(name: image_name.to_s)
+    end
+  end
+
+  def self.image_path_for(filename)
+    image_name = filename.split(".").first
+
+    if i = find_by(name: image_name)
+      i.image.exists? ? i.image.url : nil
+    end
+  end
+
+  def required_width
+    VALID_IMAGES[name].try(:first)
+  end
+
+  def required_height
+    VALID_IMAGES[name].try(:second)
+  end
+
+  private
+
+    def check_image
+      return unless image?
+
+      dimensions = Paperclip::Geometry.from_file(image.queued_for_write[:original].path)
+
+      errors.add(:image, :image_width, required_width: required_width) unless dimensions.width == required_width
+      errors.add(:image, :image_height, required_height: required_height) unless dimensions.height == required_height
+    end
+
+end

app/models/site_customization/page.rb

@@ -0,0 +1,16 @@
+class SiteCustomization::Page < ActiveRecord::Base
+  VALID_STATUSES = %w(draft published)
+
+  validates :slug, presence: true,
+                   uniqueness: { case_sensitive: false },
+                   format: { with: /\A[0-9a-zA-Z\-_]*\Z/, message: :slug_format }
+  validates :title, presence: true
+  validates :status, presence: true, inclusion: { in: VALID_STATUSES }
+
+  scope :published, -> { where(status: 'published').order('id DESC') }
+  scope :with_more_info_flag, -> { where(status: 'published', more_info_flag: true).order('id ASC') }
+
+  def url
+    "/#{slug}"
+  end
+end

app/views/admin/_menu.html.erb

@@ -142,5 +142,25 @@
         <% end %>
       </li>
     <% end %>
+
+    <li class="section-title">
+      <a href="#">
+        <span class="icon-settings"></span>
+        <strong><%= t("admin.menu.title_site_customization") %></strong>
+      </a>
+      <ul <%= "class=is-active" if menu_profiles? %>>
+        <li <%= "class=active" if controller_name == "pages" %>>
+          <%= link_to t("admin.menu.site_customization.pages"), admin_site_customization_pages_path %>
+        </li>
+
+        <li <%= "class=active" if controller_name == "images" %>>
+          <%= link_to t("admin.menu.site_customization.images"), admin_site_customization_images_path %>
+        </li>
+
+        <li <%= 'class=active' if controller_name == 'content_blocks' %>>
+          <%= link_to t("admin.menu.site_customization.content_blocks"), admin_site_customization_content_blocks_path%>
+        </li>
+      </ul>
+    </li>
   </ul>
 </div>