Add folders to the documents plugin

plugins/documents/app/controllers/documents_controller.rb

@@ -6,39 +6,41 @@ class DocumentsController < ApplicationController
   def index
     if params["sort"]
       sort = case params["sort"]
-               when "name" then "name"
+               when "name" then "data IS NULL DESC, name"
                when "created_at" then "created_at"
-               when "name_reverse" then "name DESC"
+               when "name_reverse" then "data IS NULL, name DESC"
                when "created_at_reverse" then "created_at DESC"
              end
     else
-      sort = "name"
+      sort = "data IS NULL DESC, name"
     end
 
-    @documents = Document.page(params[:page]).per(@per_page).order(sort)
+    @documents = Document.where(parent: @document).page(params[:page]).per(@per_page).order(sort)
   end
 
   def new
-    @document = Document.new
+    @document = Document.new parent_id: params[:document_id]
+    @document.mime = '' unless params[:type] == 'folder'
   end
 
   def create
-    @document = Document.new
-    @document.data = params[:document][:data].read
-    @document.mime = FileMagic.new(FileMagic::MAGIC_MIME).buffer(@document.data)
-    raise t('.not_allowed_mime', mime: @document.mime) unless allowed_mime? @document.mime
-    if params[:document][:name] == ''
-      name = params[:document][:data].original_filename
-      name = File.basename(name)
-      @document.name = name.gsub(/[^\w\.\-]/, '_')
-    else
-      @document.name = params[:document][:name]
+    @document = Document.new name: params[:document][:name]
+    @document.parent = Document.find_by_id(params[:document][:parent_id])
+    data = params[:document][:data]
+    if data
+      @document.data = data.read
+      @document.mime = FileMagic.new(FileMagic::MAGIC_MIME).buffer(@document.data)
+      raise t('.not_allowed_mime', mime: @document.mime) unless allowed_mime? @document.mime
+      if @document.name.empty?
+        name = File.basename(data.original_filename)
+        @document.name = name.gsub(/[^\w\.\-]/, '_')
+      end
     end
     @document.created_by = current_user
     @document.save!
-    redirect_to documents_path, notice: t('.notice')
+    redirect_to @document.parent || documents_path, notice: t('.notice')
   rescue => error
-    redirect_to documents_path, alert: t('.error', error: error.message)
+    redirect_to @document.parent || documents_path, alert: t('.error', error: error.message)
   end
 
   def destroy
@@ -55,7 +57,12 @@ class DocumentsController < ApplicationController
 
   def show
     @document = Document.find(params[:id])
-    send_data(@document.data, filename: @document.filename, type: @document.mime)
+    if @document.file?
+      send_data(@document.data, filename: @document.filename, type: @document.mime)
+    else
+      index
+      render :index
+    end
   end
 
   def allowed_mime?(mime)

plugins/documents/app/models/document.rb

@@ -1,7 +1,17 @@
 class Document < ActiveRecord::Base
-  belongs_to :created_by, :class_name => 'User', :foreign_key => 'created_by_user_id'
+  include ActsAsTree
 
-  validates_presence_of :data
+  belongs_to :created_by, class_name: 'User', foreign_key: 'created_by_user_id'
+
+  acts_as_tree
+
+  def file?
+    !folder?
+  end
+
+  def folder?
+    mime.nil?
+  end
 
   def filename
     types = MIME::Types[mime]

plugins/documents/app/views/documents/_documents.html.haml

@@ -11,7 +11,7 @@
   %tbody
     - for document in @documents
       %tr
-        %td= link_to document.name, document
+        %td= link_to document.name, document, class: "documents-item-#{document.folder? ? 'folder' : 'file'}"
         %td= format_time(document.created_at)
         %td= h show_user(document.created_by)
         %td

plugins/documents/app/views/documents/_form.html.haml

@@ -0,0 +1,12 @@
+= simple_form_for @document, validate: true do |f|
+  = f.hidden_field :parent_id
+  .modal-header
+    = close_button :modal
+    %h3= @document.folder? ? t('.new_folder') : t('.new')
+  .modal-body
+    = f.input :name, as: :string, required: @document.folder?
+    - if @document.file?
+      = f.input :data, as: :file, required: true
+  .modal-footer
+    = link_to t('ui.close'), '#', class: 'btn', data: {dismiss: 'modal'}
+    = f.submit t('.submit'), class: 'btn btn-primary'

plugins/documents/app/views/documents/index.html.haml

@@ -1,7 +1,21 @@
 - title t('.title')
 
 - content_for :actionbar do
-  = link_to t('.new'), new_document_path, class: 'btn btn-primary'
+  - options = { document_id: @document || 0 }
+  = link_to t('.new_folder'), document_new_path(options.merge(type: :folder)), remote: true, class: 'btn'
+  = link_to t('.new'), document_new_path(options), remote: true, class: 'btn btn-primary'
+
+- if @document
+  %ul.breadcrumb
+    %li
+      = link_to t('.title'), documents_path
+      %span.divider /
+    - for parent_folder in @document.ancestors.reverse
+      %li
+        = link_to parent_folder.name, parent_folder
+        %span.divider /
+    %li.active
+      = @document.name
 
 #documentsTable
   = render :partial => "documents"

plugins/documents/app/views/documents/new.html.haml

@@ -1,8 +0,0 @@
-- title t('.title')
-
-= simple_form_for(@document) do |f|
-  = f.input :name, as: :string
-  = f.input :data, as: :file
-  .form-actions
-    = f.submit class: 'btn'
-    = link_to t('ui.or_cancel'), :back

plugins/documents/app/views/documents/new.js.haml

@@ -0,0 +1,2 @@
+$('#modalContainer').html('#{j(render("form"))}');
+$('#modalContainer').modal();