Basic preview function

app/controllers/admin/announcements_controller.rb

@@ -15,7 +15,7 @@ class Admin::AnnouncementsController < OrbitAdminController
     @filter_fields = filter_fields(@categories, @tags)
     @table_fields = [:status, :category, :title, :start_date, :end_date, :last_modified]
 
-    @bulletins = Bulletin.order_by(sort).with_categories(filters("category")).with_tags(filters("tag")).with_status(filters("status")).page(params[:page]).per(10)
+    @bulletins = Bulletin.where(:is_preview=>false).order_by(sort).with_categories(filters("category")).with_tags(filters("tag")).with_status(filters("status")).page(params[:page]).per(10)
     
     if request.xhr?
       render :partial => "index"
@@ -67,6 +67,29 @@ class Admin::AnnouncementsController < OrbitAdminController
     redirect_to "/admin/announcements"
   end
 
+  def preview
+    bulletin_data = bulletin_params
+
+    unless bulletin_data['bulletin_files_attributes'].nil?
+      bulletin_data['bulletin_files_attributes'].each do |key, value|
+        bulletin_data['bulletin_files_attributes'][key].delete('id')
+      end      
+    end
+
+    unless bulletin_data['bulletin_links_attributes'].nil?
+      bulletin_data['bulletin_links_attributes'].each do |key, value|
+        bulletin_data['bulletin_links_attributes'][key].delete('id')
+      end
+    end
+    
+    bulletin = Bulletin.new(bulletin_data)
+    bulletin.is_preview = true
+    bulletin.create_user_id = current_user.id
+    bulletin.update_user_id = current_user.id
+    bulletin.save
+    render :text=>page_for_bulletin(bulletin)
+  end
+
   def build_email(bulletin)
     if bulletin.email_sent and !bulletin.email_addresses.blank?
       if bulletin.email.nil?

app/controllers/announcements_controller.rb

@@ -1,7 +1,7 @@
 class AnnouncementsController < ApplicationController
 
   def index
-    announcements = Bulletin.can_display.order_by(:created_at=>'desc').filter_by_categories
+    announcements = Bulletin.where(:is_preview=>false).can_display.order_by(:created_at=>'desc').filter_by_categories
     anns = announcements.collect do |a|
       statuses = a.statuses.collect do |status|
         {
@@ -28,7 +28,7 @@ class AnnouncementsController < ApplicationController
   end
 
   def widget
-    announcements = Bulletin.can_display.order_by(:created_at=>'desc').filter_by_widget_categories
+    announcements = Bulletin.where(:is_preview=>false).can_display.order_by(:created_at=>'desc').filter_by_widget_categories
     anns = announcements.collect do |a|
       statuses = a.statuses.collect do |status|
         {
@@ -61,6 +61,7 @@ class AnnouncementsController < ApplicationController
     files = announcement.bulletin_files.map{|file|  { "file_url" =>  file.file.url, "file_title" => (file.title.blank? ? File.basename(file.file.path) : file.title) } } rescue []
     links = announcement.bulletin_links.map{|link|  { "link_url" => link.url, "link_title" => (link.title.blank? ? link.url : link.title) } } rescue []
     update_user = announcement.update_user.member_profile.name rescue ""
+    # announcement.destroy if announcement.is_preview
     {
       "tags" => tags,
       "bulletin_files" => files,
@@ -72,8 +73,8 @@ class AnnouncementsController < ApplicationController
         "body" =>announcement.text,
         "image" => announcement.image.url
       },
-      "impressionist" => announcement
+      "impressionist" => (announcement.is_preview ? nil : announcement)
     } 
-  end 
+  end
     
 end

app/models/bulletin.rb

@@ -17,6 +17,7 @@ class Bulletin
   field :postdate , :type => DateTime, :default => Time.now
   field :deadline , :type => DateTime
   field :rss2_sn
+  field :is_preview, :type => Boolean, :default => false
 
   field :email_id
   field :email_sent, :type => Boolean, :default => false

app/views/admin/announcements/_form.html.erb

@@ -7,7 +7,6 @@
   <%= javascript_include_tag "lib/bootstrap-fileupload" %>
   <%= javascript_include_tag "lib/bootstrap-datetimepicker" %>
   <%= javascript_include_tag "lib/datetimepicker/datetimepicker.js" %>
-  <%= javascript_include_tag "lib/modal-preview" %>
   <%= javascript_include_tag "lib/file-type" %>
   <%= javascript_include_tag "lib/module-area" %>  
 <% end %>
@@ -288,13 +287,30 @@
 <!-- Form Actions -->
 <div class="form-actions">
   <%= f.submit t('submit'), class: 'btn btn-primary' %>
-  <%= button_tag t("preview"), id: "button_for_preview", name: "commit", class: 'btn post_preview', type: :button, url: admin_announcements_path %>
+  <%= button_tag t("preview"), id: "button_for_preview", name: "commit", class: 'btn', type: :button %>
   <%= link_to t('cancel'), admin_announcements_path, :class=>"btn" %>  
 </div>
 
+<span id='show_preview'>
+  <div class="modal hide fade in banner-preview" id="">
+    <div class="modal-header">
+      <a class="close" data-dismiss="modal">×</a>
+      <h3><%= t(:preview) %></h3>
+    </div>
+    <div class="modal-body">
+      <iframe src=""></iframe>
+    </div>
+    <div class="modal-footer">
+      <a href="#" class="btn" data-dismiss="modal"><%= t(:close) %></a>
+    </div>
+  </div>
+</span>
+
 <% content_for :page_specific_javascript do %>
   <script>
     $(function() {
+      $("#main-wrap").after("");
+
       $(document).on('click', '#add_link', function(){
         var new_id = $(this).prev().attr('value');
         var old_id = new RegExp("new_bulletin_links", "g");
@@ -335,6 +351,29 @@
           $(this).prop('checked') ? $('.content-box').removeClass('hide'):$('.content-box').addClass('hide')
       })
 
+      $('#button_for_preview').click(function(){
+        var method = $('.main-forms input[name="_method"]').val();
+        $('.main-forms input[name="_method"]').val("post");
+
+        for ( instance in CKEDITOR.instances )
+          CKEDITOR.instances[instance].updateElement();
+        
+        $.ajax({
+          type: "post",
+          url: '<%= admin_announcement_preview_path %>',
+          data : $('.main-forms').serialize()
+        }).done(function(data){
+          $('.modal-body iframe').attr('src',data);
+          $('#show_preview .modal').modal();
+          $('#show_preview .modal').height(function() {
+            return $(window).height() * 0.7;
+          });
+        });
+        
+        $('.main-forms input[name="_method"]').val(method);
+        return false;
+      });
+
     });
   </script>
 <% end %>

config/routes.rb

@@ -4,6 +4,7 @@ Rails.application.routes.draw do
   
   scope "(:locale)", locale: Regexp.new(locales.join("|")) do
    namespace :admin do
+      post 'announcement/preview', to: 'announcements#preview'
       resources :announcements
    end