From 08480dd52ab842eb70f16eea8e20d4477e131729 Mon Sep 17 00:00:00 2001
From: Victor Costa <vfcosta@gmail.com>
Date: Thu, 5 Dec 2013 11:20:08 -0300
Subject: [PATCH] New hotspot to add extra content at article header

---
 app/views/content_viewer/_article_toolbar.rhtml   |  1 +
 lib/noosfero/plugin.rb                            |  6 ++++++
 test/functional/content_viewer_controller_test.rb | 27 +++++++++++++++++++++++++++
 3 files changed, 34 insertions(+), 0 deletions(-)

diff --git a/app/views/content_viewer/_article_toolbar.rhtml b/app/views/content_viewer/_article_toolbar.rhtml
index aee80d5..e83ad4e 100644
--- a/app/views/content_viewer/_article_toolbar.rhtml
+++ b/app/views/content_viewer/_article_toolbar.rhtml
@@ -53,6 +53,7 @@
   </div>
   <div id="article-header">
     <%= link_to(image_tag('icons-mime/rss-feed.png'), @page.feed.url, :class => 'blog-feed-link') if @page.has_posts? && @page.feed %>
+    <%= @plugins.dispatch(:article_header_extra_contents, @page).collect { |content| instance_eval(&content) }.join("") %>
     <%= article_title(@page, :no_link => true) %>
     <%= article_translations(@page) %>
   </div>
diff --git a/lib/noosfero/plugin.rb b/lib/noosfero/plugin.rb
index 8fc0061..7b7e03a 100644
--- a/lib/noosfero/plugin.rb
+++ b/lib/noosfero/plugin.rb
@@ -449,6 +449,12 @@ class Noosfero::Plugin
     nil
   end
 
+  # -> Adds adicional content to article header
+  # returns = lambda block that creates html code
+  def article_header_extra_contents(article)
+    nil
+  end
+
   # -> Finds objects by their contents
   # returns = {:results => [a, b, c, ...], ...}
   # P.S.: The plugin might add other informations on the return hash for its
diff --git a/test/functional/content_viewer_controller_test.rb b/test/functional/content_viewer_controller_test.rb
index f103e79..a25ed4d 100644
--- a/test/functional/content_viewer_controller_test.rb
+++ b/test/functional/content_viewer_controller_test.rb
@@ -1270,5 +1270,32 @@ class ContentViewerControllerTest < ActionController::TestCase
     get :view_page, :profile => profile.identifier, :page => [blog.path]
     assert_tag :tag => 'strong', :content => /bold/
   end
+  
+  should 'add extra content on article header from plugins' do
+    class Plugin1 < Noosfero::Plugin
+      def article_header_extra_contents(args)
+        lambda {
+          content_tag('div', '', :class => 'plugin1')
+         }
+      end
+    end
+    class Plugin2 < Noosfero::Plugin
+      def article_header_extra_contents(args)
+        lambda {
+          content_tag('div', '', :class => 'plugin2')
+         }
+      end
+    end
+
+    Environment.default.enable_plugin(Plugin1.name)
+    Environment.default.enable_plugin(Plugin2.name)
+
+    page = profile.articles.create!(:name => 'myarticle', :body => 'the body of the text')
+
+    xhr :get, :view_page, :profile => profile.identifier, :page => [ 'myarticle' ], :toolbar => true
+
+    assert_tag :tag => 'div', :attributes => {:class => 'plugin1'}
+    assert_tag :tag => 'div', :attributes => {:class => 'plugin2'}
+  end
 
 end
--
libgit2 0.21.2