Add role_invoices

This new role allows users to create invoices without role_finance. Users
can then only modify their own created invoices until somebody with the
role_finance sets the paid_on value.

app/controllers/finance/invoices_controller.rb

@@ -1,11 +1,13 @@
 class Finance::InvoicesController < ApplicationController
 
+  before_filter :find_invoice, only: [:show, :edit, :update, :destroy]
+  before_filter :ensure_can_edit, only: [:edit, :update, :destroy]
+
   def index
     @invoices = Invoice.includes(:supplier, :deliveries, :orders).order('date DESC').page(params[:page]).per(@per_page)
   end
 
   def show
-    @invoice = Invoice.find(params[:id])
   end
 
   def new
@@ -15,7 +17,6 @@ class Finance::InvoicesController < ApplicationController
   end
 
   def edit
-    @invoice = Invoice.find(params[:id])
   end
 
   def create
@@ -36,8 +37,6 @@ class Finance::InvoicesController < ApplicationController
   end
 
   def update
-    @invoice = Invoice.find(params[:id])
-
     if @invoice.update_attributes(params[:invoice])
       redirect_to [:finance, @invoice], notice: I18n.t('finance.update.notice')
     else
@@ -46,9 +45,21 @@ class Finance::InvoicesController < ApplicationController
   end
 
   def destroy
-    @invoice = Invoice.find(params[:id])
     @invoice.destroy
 
     redirect_to finance_invoices_url
   end
+
+  private
+
+  def find_invoice
+    @invoice = Invoice.find(params[:id])
+  end
+
+  # Returns true if @current_user can edit the invoice..
+  def ensure_can_edit
+    unless @invoice.user_can_edit?(current_user)
+      deny_access
+    end
+  end
 end

app/helpers/application_helper.rb

@@ -150,7 +150,7 @@ module ApplicationHelper
   end
 
   def format_roles(record, icon=false)
-    roles = %w(suppliers article_meta orders finance admin)
+    roles = %w(suppliers article_meta orders finance invoices admin)
     roles.select! {|role| record.send "role_#{role}?"}
     names = Hash[roles.map{|r| [r, I18n.t("helpers.application.role_#{r}")]}]
     if icon

app/models/invoice.rb

@@ -13,6 +13,10 @@ class Invoice < ActiveRecord::Base
   # Replace numeric seperator with database format
   localize_input_of :amount, :deposit, :deposit_credit
 
+  def user_can_edit?(user)
+    user.role_finance? || (user.role_invoices? && !self.paid_on && self.created_by.id == user.id)
+  end
+
   # Amount without deposit
   def net_amount
     amount - deposit + deposit_credit

app/models/user.rb

@@ -144,6 +144,11 @@ class User < ActiveRecord::Base
     groups.detect {|group| group.role_finance?}
   end
 
+  # Checks the invoices role
+  def role_invoices?
+    groups.detect {|group| group.role_invoices?}
+  end
+
   # Checks the article_meta role
   def role_article_meta?
     groups.detect {|group| group.role_article_meta?}

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

@@ -6,6 +6,7 @@
     = f.input :role_article_meta
     = f.input :role_orders
     = f.input :role_finance
+    = f.input :role_invoices
     = f.input :role_admin
   = render 'shared/group_form_fields', :f => f, captured: captured
   .form-actions

app/views/finance/invoices/_form.html.haml

@@ -15,6 +15,7 @@
   = f.association :supplier, hint: false
   = f.input :number
   = f.input :date, as: :date_picker
+  - if current_user.role_finance?
     = f.input :paid_on, as: :date_picker
   = f.input :amount, as: :string
   = f.input :deposit, as: :string

app/views/finance/invoices/_invoices.html.haml

@@ -32,6 +32,10 @@
             = ', ' if index > 0
             = link_to format_date(order.ends), new_finance_order_path(order_id: order)
         %td= truncate(invoice.note)
-        %td= link_to t('ui.edit'), edit_finance_invoice_path(invoice), class: 'btn btn-mini'
-        %td= link_to t('ui.delete'), finance_invoice_path(invoice), :data => {:confirm => t('.confirm_delete')}, :method => :delete,
+        %td
+          - if invoice.user_can_edit?(current_user)
+            = link_to t('ui.edit'), edit_finance_invoice_path(invoice), class: 'btn btn-mini'
+        %td
+          - if invoice.user_can_edit?(current_user)
+            = link_to t('ui.delete'), finance_invoice_path(invoice), :data => {:confirm => t('.confirm_delete')}, :method => :delete,
             class: 'btn btn-danger btn-mini'

app/views/finance/invoices/show.html.haml

@@ -47,5 +47,6 @@
   %b= heading_helper(Invoice, :note) + ':'
   =h @invoice.note
 
+- if @invoice.user_can_edit?(current_user)
   = link_to t('ui.edit'), edit_finance_invoice_path(@invoice)
 = link_to t('ui.or_cancel'), finance_invoices_path

app/views/ordergroups/edit.html.haml

@@ -41,6 +41,10 @@
     = f.label :role_finance
     %br/
     = f.check_box :role_finance
+  %p
+    = f.label :role_invoices
+    %br/
+    = f.check_box :role_invoices
   %p
     = f.label :role_orders
     %br/

app/views/ordergroups/index.html.haml

@@ -11,6 +11,7 @@
     %th Role Suppliers
     %th Role Article Meta
     %th Role Finance
+    %th Role Invoices
     %th Role Orders
     %th Deleted At
     %th Contact Person
@@ -28,6 +29,7 @@
       %td= h ordergroup.role_suppliers
       %td= h ordergroup.role_article_meta
       %td= h ordergroup.role_finance
+      %td= h ordergroup.role_invoices
       %td= h ordergroup.role_orders
       %td= h ordergroup.deleted_at
       %td= h ordergroup.contact_person

app/views/workgroups/edit.html.haml

@@ -41,6 +41,10 @@
     = f.label :role_finance
     %br/
     = f.check_box :role_finance
+  %p
+    = f.label :role_invoices
+    %br/
+    = f.check_box :role_invoices
   %p
     = f.label :role_orders
     %br/

app/views/workgroups/index.html.haml

@@ -11,6 +11,7 @@
     %th Role Suppliers
     %th Role Article Meta
     %th Role Finance
+    %th Role Invoices
     %th Role Orders
     %th Deleted At
     %th Contact Person
@@ -28,6 +29,7 @@
       %td= h workgroup.role_suppliers
       %td= h workgroup.role_article_meta
       %td= h workgroup.role_finance
+      %td= h workgroup.role_invoices
       %td= h workgroup.role_orders
       %td= h workgroup.deleted_at
       %td= h workgroup.contact_person

config/locales/de.yml

@@ -169,6 +169,7 @@ de:
         role_admin: Administration
         role_article_meta: Artikeldatenbank
         role_finance: Finanzen
+        role_invoices: Rechnungen
         role_orders: Bestellverwaltung
         role_suppliers: Lieferanten
         user_tokens: Mitglieder
@@ -900,6 +901,7 @@ de:
       role_admin: Admin
       role_article_meta: Artikel
       role_finance: Finanzen
+      role_invoices: Rechnungen
       role_orders: Bestellung
       role_suppliers: Lieferanten
       show_google_maps: Show it on Google maps

config/locales/en.yml

@@ -170,6 +170,7 @@ en:
         role_admin: Administration
         role_article_meta: Article database
         role_finance: Finances
+        role_invoices: Invoices
         role_orders: Order management
         role_suppliers: Suppliers
         user_tokens: Members
@@ -913,6 +914,7 @@ en:
       role_admin: Admin
       role_article_meta: Articles
       role_finance: Finance
+      role_invoices: Invoices
       role_orders: Orders
       role_suppliers: Suppliers
       show_google_maps: Show it on Google maps

config/locales/fr.yml

@@ -169,6 +169,7 @@ fr:
         role_admin: Administration
         role_article_meta: Base de données des produits
         role_finance: Trésorerie
+        role_invoices: Facture
         role_orders: Gestion des commandes
         role_suppliers: Contact avec les fournisseur-e-s
         user_tokens: Membres
@@ -906,6 +907,7 @@ fr:
       role_admin: Administrateur
       role_article_meta: Article
       role_finance: Finances
+      role_invoices: Facture
       role_orders: Commande
       role_suppliers: Fournisseur-e
       show_google_maps: Afficher la position sur Google maps

config/locales/nl.yml

@@ -169,6 +169,7 @@ nl:
         role_admin: Beheer
         role_article_meta: Artikelen
         role_finance: Financiën
+        role_invoices: Facturen
         role_orders: Bestellingen
         role_suppliers: Leveranciers
         user_tokens: Leden
@@ -900,6 +901,7 @@ nl:
       role_admin: Admin
       role_article_meta: Artikelen
       role_finance: Financiën
+      role_invoices: Facturen
       role_orders: Bestelling
       role_suppliers: Leveranciers
       show_google_maps: Op Google maps bekijken

config/navigation.rb

@@ -33,10 +33,10 @@ SimpleNavigation::Configuration.run do |navigation|
       subnav.item :categories, I18n.t('navigation.articles.categories'), article_categories_path
     end
 
-    primary.item :finance, I18n.t('navigation.finances.title'), '#', if: Proc.new { current_user.role_finance? } do |subnav|
-      subnav.item :finance_home, I18n.t('navigation.finances.home'), finance_root_path
-      subnav.item :accounts, I18n.t('navigation.finances.accounts'), finance_ordergroups_path
-      subnav.item :balancing, I18n.t('navigation.finances.balancing'), finance_order_index_path
+    primary.item :finance, I18n.t('navigation.finances.title'), '#', if: Proc.new { current_user.role_finance? || current_user.role_invoices? } do |subnav|
+      subnav.item :finance_home, I18n.t('navigation.finances.home'), finance_root_path, if: Proc.new { current_user.role_finance? }
+      subnav.item :accounts, I18n.t('navigation.finances.accounts'), finance_ordergroups_path, if: Proc.new { current_user.role_finance? }
+      subnav.item :balancing, I18n.t('navigation.finances.balancing'), finance_order_index_path, if: Proc.new { current_user.role_finance? }
       subnav.item :invoices, I18n.t('navigation.finances.invoices'), finance_invoices_path
     end
 

db/migrate/20160217194036_add_role_invoices_to_group.rb

@@ -0,0 +1,5 @@
+class AddRoleInvoicesToGroup < ActiveRecord::Migration
+  def change
+    add_column :groups, :role_invoices, :boolean, :default => false, :null => false
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20160217134742) do
+ActiveRecord::Schema.define(version: 20160217194036) do
 
   create_table "article_categories", force: :cascade do |t|
     t.string "name",        limit: 255, default: "", null: false
@@ -140,6 +140,7 @@ ActiveRecord::Schema.define(version: 20160217134742) do
     t.text     "stats",                    limit: 65535
     t.integer  "next_weekly_tasks_number", limit: 4,                              default: 8
     t.boolean  "ignore_apple_restriction",                                        default: false
+    t.boolean  "role_invoices",                                                   default: false, null: false
   end
 
   add_index "groups", ["name"], name: "index_groups_on_name", unique: true, using: :btree