AutoCommit Mon Jun 8 22:03:14 CEST 2015

app/controllers/.#calentries_controller.rb

@@ -0,0 +1 @@
+andreas@andreas-ThinkPad-S430.13138:1433770009

app/controllers/application_controller.rb

@@ -48,7 +48,7 @@ u=current_user
   end
 
 def current_ability
- @current_ability ||= Ability.new(current_user, request)
+ @current_ability ||= Ability.new(current_user, request, params[:key])
 end
   def default_url_options
     {locale: I18n.locale, theme: nil , ansicht: nil}

app/controllers/calendars_controller.rb

@@ -3,12 +3,13 @@ class CalendarsController < ApplicationController
   # GET /calendars.json
     load_and_authorize_resource
   def index
-    @calendars = Calendar.all
-    @calentries = Calentry.all
+    @calendars = Calendar.accessible_by(current_ability)
+    @calentries = Calentry.accessible_by(current_ability)
     
     respond_to do |format|
       format.html # index.html.erb
       format.json { render json: @calendars }
+      format.ics
     end
   end
 

app/controllers/calentries_controller.rb

@@ -7,7 +7,7 @@ class CalentriesController < ApplicationController
 
     respond_to do |format|
       format.html {redirect_to rubriken_path}
-
+      format.ics 
    end
  end
 

app/models/ability.rb

@@ -1,8 +1,14 @@
 # -*- coding: utf-8 -*-
 class Ability
   include CanCan::Ability
-  def initialize(user,request=nil)
+  def initialize(user,request=nil,key=nil)
     loggedin=!(user.nil?)
+    unless key.nil?
+      k=Key.find_by_uuid(key)
+      if !k.nil? && k.is_valid && k.typ == 0
+        user=k.user
+      end
+    end
     user ||=  User.new # guest user (not logged in)
 
     
@@ -103,7 +109,7 @@ end
     can :index, Rubrik
     can [:show], Rubrik, :public=>true
     can [:list], Neuigkeit, :cache_is_published=>true,  :rubrik=>{:public=>true}
-    can :show, Neuigkeit, :rubrik=>{:public=>true}
+    can :show, Neuigkeit, :cache_is_published=>true, :rubrik=>{:public=>true}
 
     if loggedin
     end
@@ -163,7 +169,7 @@ end
     can [:showics], Calendar
     can [:show], Calentry
 
-    if( user.has_role?("fetuser") || user.has_role?("fetadmin"))
+    if( user.has_role?("fetuser") || user.has_role?("fetadmin")|| (!k.nil? && k.typ==1 && (k.user.has_role?("fetuser")||k.user.has_role?("fetadmin"))))
       can [:show,:index], Calendar
       can  [:edit, :update,:new,:create,:verwalten], Calendar
       can  [:edit, :update,:new,:create,:verwalten,:delete], Calentry

app/models/key.rb

@@ -0,0 +1,11 @@
+class Key < ActiveRecord::Base
+  attr_accessible :expire, :is_valid,  :type, :user_id
+  belongs_to :parent, :polymorphic => true
+  belongs_to :user
+  before_create :create_unique_identifier
+  def create_unique_identifier
+    begin
+      self.uuid = SecureRandom.hex(10) # or whatever you chose like UUID tools
+    end while self.class.exists?(:uuid => uuid)
+  end
+end

app/views/calendars/index.ics.erb

@@ -0,0 +1,24 @@
+BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:http://www.example.com/calendarapplication/
+METHOD:PUBLISH
+X-WR-TIMEZONE:Europe/Vienna
+BEGIN:VTIMEZONE
+TZID:Europe/Vienna
+BEGIN:DAYLIGHT
+TZOFFSETFROM:+0100
+DTSTART:19810329T020000
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU
+TZNAME:MESZ
+END:DAYLIGHT
+BEGIN:STANDARD
+TZOFFSETFROM:+0200
+DTSTART:19961027T030000
+RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU
+TZNAME:MEZ
+END:STANDARD
+END:VTIMEZONE
+<% @calentries.each do |entry| %>
+<%= render entry %>
+<% end %>
+END:VCALENDAR

app/views/rubriken/show.html.erb

@@ -52,7 +52,7 @@
 <%= render 'calendars/calentries', :object=>@calentries %>
 <% end %>
 <% end %>
-<%= link_to "ics-format", calendar_path(@rubrik.calendar,:format=>:ics) %>
+<%= link_to "ics-format", calendar_path(@rubrik.calendar,:format=>:ics,:key=>current_user.nil? ? nil : Key.where(typ: 1, user_id: current_user.id,is_valid: true).last.try(:uuid)) %>
 </div>
 
 </div>

db/migrate/20150608193256_create_keys.rb

@@ -0,0 +1,15 @@
+class CreateKeys < ActiveRecord::Migration
+  def change
+    create_table :keys do |t|
+      t.string :uuid
+      t.datetime :expire
+      t.string :parent_type
+      t.integer:parent_id
+      t.integer :typ
+      t.integer :user_id
+      t.boolean :is_valid
+
+      t.timestamps
+    end
+  end
+end

spec/factories/keys.rb

@@ -0,0 +1,11 @@
+FactoryGirl.define do
+  factory :key do
+    uuid "MyString"
+expire "2015-06-08 21:32:56"
+parent ""
+type 1
+user_id 1
+is_valid false
+  end
+
+end

spec/models/key_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe Key, :type => :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end