Merge branch 'virtuoso_integration' into stable

Victor Costa
2 parents d333a169 b1d29dcd
Showing 25 changed files with 485 additions and 6 deletions Show diff stats
plugins/virtuoso/Gemfile
plugins/virtuoso/controllers/admin/virtuoso_plugin_custom_queries_controller.rb
plugins/virtuoso/controllers/public/virtuoso_plugin_public_controller.rb
plugins/virtuoso/controllers/virtuoso_plugin_admin_controller.rb
plugins/virtuoso/db/migrate/20141113131439_create_custom_queries.rb
plugins/virtuoso/features/edit_template.feature
plugins/virtuoso/features/step_definitions/virtuoso_plugin_steps.rb
plugins/virtuoso/lib/ext/environment.rb
plugins/virtuoso/lib/virtuoso_plugin.rb
plugins/virtuoso/lib/virtuoso_plugin/custom_query.rb
plugins/virtuoso/lib/virtuoso_plugin/triples_management.rb
plugins/virtuoso/lib/virtuoso_plugin/triples_template.rb
plugins/virtuoso/public/custom_query.js
plugins/virtuoso/public/edit-server-list.js
plugins/virtuoso/public/style.css
plugins/virtuoso/test/functional/virtuoso_plugin_custom_queries_controller_test.rb
plugins/virtuoso/test/unit/triples_template_test.rb
plugins/virtuoso/views/cms/virtuoso_plugin/_tinymce_template_editor.html.erb
plugins/virtuoso/views/cms/virtuoso_plugin/_triples_template.html.erb
plugins/virtuoso/views/virtuoso_plugin_admin/index.html.erb
@@ -2,3 +2,5 @@ gem &#39;rdf&#39;
 gem 'rdf-virtuoso'
 gem 'oai'
 gem 'liquid'
+gem 'roadie'
+gem 'roadie-rails'
@@ -0,0 +1,45 @@
+class VirtuosoPluginCustomQueriesController < AdminController
+
+  def index
+    @custom_queries = environment.virtuoso_plugin_custom_queries.all
+  end
+
+  def new
+    @custom_query = VirtuosoPlugin::CustomQuery.new
+  end
+
+  def edit
+    @custom_query = VirtuosoPlugin::CustomQuery.find(params[:id])
+  end
+
+  def create
+    @custom_query = VirtuosoPlugin::CustomQuery.new(params[:custom_query])
+    @custom_query.environment = environment
+
+    if @custom_query.save
+      session[:notice] = _('Custom query was successfully created.')
+      redirect_to :action => :index
+    else
+      render action: "new"
+    end
+  end
+
+  def update
+    @custom_query = VirtuosoPlugin::CustomQuery.find(params[:id])
+
+    if @custom_query.update_attributes(params[:custom_query])
+      session[:notice] = 'Custom query was successfully updated.'
+      redirect_to :action => :index
+    else
+      render action: "edit"
+    end
+  end
+
+  def destroy
+    @custom_query = VirtuosoPlugin::CustomQuery.find(params[:id])
+    @custom_query.destroy
+
+    redirect_to :action => :index
+  end
+
+end
@@ -0,0 +1,7 @@
+class VirtuosoPluginPublicController < PublicController
+
+  def custom_query
+    render :json => environment.virtuoso_plugin_custom_queries.find(params[:id])
+  end
+
+end
@@ -20,4 +20,29 @@ class VirtuosoPluginAdminController &lt; AdminController
     redirect_to :action => :index
   end
+  def triple_management
+    triples_management = VirtuosoPlugin::TriplesManagement.new(environment)
+    @triples = []
+    if request.post?
+      @query = params[:query]
+      @graph_uri = params[:graph_uri]
+      @triples = triples_management.search_triples(@graph_uri, @query)
+    end
+    render :action => 'triple_management'
+  end
+
+  def triple_update
+    graph_uri = params[:graph_uri]
+    triples = params[:triples]
+
+    triples_management = VirtuosoPlugin::TriplesManagement.new(environment)
+
+    triples.each { |triple_key, triple_content|
+      triples_management.update_triple(graph_uri, triple_content[:from], triple_content[:to])
+    }
+
+    session[:notice] = _('Triple(s) succesfully updated.')
+    redirect_to :action => :triple_management
+  end
+
 end
@@ -0,0 +1,15 @@
+class CreateCustomQueries < ActiveRecord::Migration
+
+  def change
+    create_table :virtuoso_plugin_custom_queries do |t|
+      t.integer  "environment_id", :null => false
+      t.string :name
+      t.text :query
+      t.text :template
+      t.text :stylesheet
+      t.boolean :enabled, :default => true
+      t.timestamps
+    end
+  end
+
+end
@@ -0,0 +1,25 @@
+Feature: edit template
+  As a noosfero user
+  I want to create and edit templates
+
+  Background:
+    Given I am on the homepage
+    And plugin Virtuoso is enabled on environment
+    And the following users
+      | login     | name       |
+      | joaosilva | Joao Silva |
+    And I am logged in as "joaosilva"
+    And the following custom queries
+      | name      | query      | template    |
+      | Default   | query-1    | template-1  |
+
+  @selenium
+  Scenario:
+    Given I am on joaosilva's control panel
+    And I follow "Manage Content"
+    And I should see "New content"
+    And I follow "New content"
+    And I should see "Triples template" within ".article-types"
+    When I follow "Triples template" within ".article-types"
+    And I follow "Copy" within ".custom-query"
+    Then the "SPARQL Query" field should contain "query-1"
@@ -0,0 +1,5 @@
+Given /^the following custom queries$/ do |table|
+  table.hashes.map{|item| item.dup}.each do |item|
+    VirtuosoPlugin::CustomQuery.create!(item.merge(:environment => Environment.default))
+  end
+end
@@ -0,0 +1,5 @@
+class Environment
+
+  has_many :virtuoso_plugin_custom_queries, :class_name => "VirtuosoPlugin::CustomQuery"
+
+end
@@ -19,6 +19,10 @@ class VirtuosoPlugin &lt; Noosfero::Plugin
   def virtuoso_client
     @virtuoso_client ||= RDF::Virtuoso::Repository.new("#{settings.virtuoso_uri}/sparql", :update_uri => "#{settings.virtuoso_uri}/sparql-auth", :username => settings.virtuoso_username, :password => settings.virtuoso_password, :auth_method => 'digest', :timeout => 30)
   end
+  
+  def js_files
+    ['edit-server-list']
+  end  
   def stylesheet?
     true
@@ -0,0 +1,9 @@
+class VirtuosoPlugin::CustomQuery < Noosfero::Plugin::ActiveRecord
+
+  belongs_to :environment
+
+  attr_accessible :enabled, :environment, :query, :template, :name, :stylesheet
+
+  validates_presence_of :name
+
+end
@@ -0,0 +1,32 @@
+class VirtuosoPlugin::TriplesManagement
+
+  def initialize(environment)
+    @environment = environment
+  end
+
+  attr_reader :environment
+
+  def plugin
+    @plugin ||= VirtuosoPlugin.new(self)
+  end
+
+  def search_triples(graph_uri, query_sparql)
+    query = "WITH <#{graph_uri}> #{query_sparql}"
+    plugin.virtuoso_client.query(query)
+  end
+
+  def update_triple(graph_uri, from_triple, to_triple)
+    from_subject = from_triple[:subject]
+    from_predicate = from_triple[:predicate]
+    from_object = from_triple[:object]
+
+    to_subject = to_triple[:subject]
+    to_predicate = to_triple[:predicate]
+    to_object = to_triple[:object]
+
+    query = "WITH <#{graph_uri}> DELETE { <#{from_subject}> <#{from_predicate}> '#{from_object}' } INSERT { <#{to_subject}> <#{to_predicate}> '#{to_object}' }"
+
+    plugin.virtuoso_client.query(query)
+  end
+
+end
@@ -10,8 +10,9 @@ class VirtuosoPlugin::TriplesTemplate &lt; Article
   settings_items :query, :type => :string
   settings_items :template, :type => :string
+  settings_items :stylesheet, :type => :string
-  attr_accessible :query, :template
+  attr_accessible :query, :template, :stylesheet
   def to_html(options = {})
     article = self
@@ -28,11 +29,20 @@ class VirtuosoPlugin::TriplesTemplate &lt; Article
     begin
       results = plugin.virtuoso_client.query(query)
       liquid_template = Liquid::Template.parse("{% for row in results %}#{template}{% endfor %}")
-      liquid_template.render('results' => results)
+      page = liquid_template.render('results' => results)
+      transform_html(page)
     rescue => ex
       logger.info ex.to_s
       "Failed to process the template"
     end
   end
+  protected
+
+  def transform_html(html)
+    document = Roadie::Document.new(html)
+    document.add_css(stylesheet) if stylesheet.present?
+    document.transform
+  end
+
 end
@@ -0,0 +1,9 @@
+jQuery(document).ready(function($) {
+  $('#copy_custom_query').on('click', function() {
+    $.getJSON("/plugin/virtuoso/public/custom_query", {id: $('#select_custom_query').val()}, function(data) {
+      $('#article_query').val(data.custom_query.query);
+      $('#article_stylesheet').val(data.custom_query.stylesheet);
+      tinymce.get('article_template').setContent(data.custom_query.template);
+    });
+  });
+});
@@ -0,0 +1,46 @@
+function send_ajax(source_url) {
+  jQuery(".server-address").autocomplete({
+    source : function(request, response){
+      jQuery.ajax({
+        type: "GET",
+        url: source_url,
+        data: {query: request.term},
+        success: function(result){
+          response(result);
+        },
+        error: function(ajax, stat, errorThrown) {
+          console.log('Server not found : ' + errorThrown);
+        }
+      });
+    },
+
+    minLength: 3
+  });
+}
+
+function new_server_action(){
+  send_ajax(jQuery("#page_url").val());
+
+  jQuery(".delete-server-list-row").click(function(){
+    jQuery(this).parent().parent().remove();
+    return false;
+  });
+
+  jQuery(document).scrollTop(jQuery('#dropable-server-list').scrollTop());
+}
+
+function add_new_server() {
+  var new_server = jQuery('#edit-server-list-block #new-template>li').clone();
+  new_server.show();
+  jQuery('#dropable-server-list').append(new_server);
+  new_server_action();
+}
+
+jQuery(document).ready(function(){
+  new_server_action();
+
+  jQuery("#dropable-server-list").sortable({
+    revert: true,
+    axis: "y"
+  });
+});
 .virtuoso-triples-template .template {
   margin: 10px 0;
 }
+
+#virtuoso-triples-management input[type="text"] {
+  width: 100%
+}
+
+#virtuoso-triples-management textarea {
+  width: 99%;
+}
+
+#virtuoso-triples-management ul {
+  list-style-type: none;
+  padding: 0;
+}
+
+#virtuoso-triples-management #triples-list {
+  border-top: 1px solid #CCC;
+  padding-top: 15px;
+}
+
+#triples-list > li + li {
+  border-top: 1px solid #CCC;
+  margin-top: 20px;
+  padding-top: 15px;
+}
@@ -0,0 +1,45 @@
+require 'test_helper'
+
+class VirtuosoPluginCustomQueriesControllerTest < ActionController::TestCase
+  setup do
+    @custom_query = VirtuosoPlugin::CustomQuery.create!(:name => 'name', :query => 'query', :template => 'template', :stylesheet => 'stylesheet', :environment => Environment.default)
+    login_as(create_admin_user(Environment.default))
+  end
+
+  should "get index" do
+    get :index
+    assert_response :success
+    assert_not_nil assigns(:custom_queries)
+  end
+
+  should "get new" do
+    get :new
+    assert_response :success
+  end
+
+  should "create custom_query" do
+    assert_difference('VirtuosoPlugin::CustomQuery.count') do
+      post :create, custom_query: { name: @custom_query.name, enabled: @custom_query.enabled, query: @custom_query.query, template: @custom_query.template, stylesheet: @custom_query.stylesheet }
+    end
+
+    assert_redirected_to :action => :index
+  end
+
+  should "get edit" do
+    get :edit, id: @custom_query
+    assert_response :success
+  end
+
+  should "update custom_query" do
+    put :update, id: @custom_query, custom_query: { name: @custom_query.name, enabled: @custom_query.enabled, query: @custom_query.query, template: @custom_query.template, stylesheet: @custom_query.stylesheet }
+    assert_redirected_to :action => :index
+  end
+
+  should "destroy custom_query" do
+    assert_difference('VirtuosoPlugin::CustomQuery.count', -1) do
+      delete :destroy, id: @custom_query
+    end
+
+    assert_redirected_to :action => :index
+  end
+end
@@ -14,7 +14,7 @@ class TriplesTemplateTest &lt; ActiveSupport::TestCase
     article.plugin.virtuoso_client.expects(:query).returns([{'var' => 'Hello '}, {'var' => 'World'}])
     article.template = "{{row.var}}"
-    assert_equal 'Hello World', article.template_content
+    assert_match /Hello World/, article.template_content
   end
   should 'display error message when failed to execute the query' do
@@ -26,4 +26,16 @@ class TriplesTemplateTest &lt; ActiveSupport::TestCase
     assert_equal "Failed to process the template", article.template_content
   end
+  should 'transform css into inline stylesheet' do
+    article.stubs(:plugin).returns(mock)
+    article.plugin.expects(:virtuoso_client).at_least_once.returns(mock)
+    article.plugin.virtuoso_client.expects(:query).returns([{'var' => 'Hello '}, {'var' => 'World'}])
+    article.template = "<p>{{row.var}}</p>"
+    article.stylesheet = "p {color: red}"
+
+    content = article.template_content
+    assert_match /<p style="color:red">Hello <\/p>/, content
+    assert_match /<p style="color:red">World<\/p>/, content
+  end
+
 end
@@ -0,0 +1,11 @@
+<% extend TinymceHelper %>
+
+<%= tinymce_js %>
+
+<script>
+  function tinymce_macros_setup(editor) {}
+
+  jQuery(document).ready(function($) {
+    <%= tinymce_init_js(:valid_children => "+body[style]") %>
+  });
+</script>
 <div class="virtuoso-triples-template">
   <%= required_fields_message %>
-  <%= render :file => 'shared/tiny_mce' %>
+  <%= render :partial => 'cms/virtuoso_plugin/tinymce_template_editor' %>
   <%= required labelled_form_field(_('Title'), text_field(:article, 'name', :size => '64', :maxlength => 150)) %>
-  <%= labelled_form_field(_('SPARQL Query'), text_area(:article, :query, :style => 'width: 98%; height: 120px;')) %>
+  <div class="custom-query">
+    <span class="label"><%= _('Custom Query/Template selection: ') %></span>
+    <%= select_tag :select_custom_query, options_from_collection_for_select(environment.virtuoso_plugin_custom_queries, :id, :name) %>
+    <%= button :clone, _('Copy'), '#', :id => 'copy_custom_query' %>
+  </div>
+
+  <%= labelled_form_field(_('SPARQL Query'), text_area(:article, :query, :style => 'width: 98%; height: 120px;')) %>
   <div class="template">
     <span class="label"><%= _('Template') %></span>
     <span class="reference" style="float: right;"><a href="https://github.com/Shopify/liquid/wiki/Liquid-for-Designers"><%= _('Template reference') %></a></span>
@@ -14,6 +20,14 @@
     </span>
   </div>
+  <div class="stylesheet">
+    <span class="label"><%= _('Stylesheet') %></span>
+    <span>
+      <%= text_area(:article, :stylesheet, :style => 'width: 98%; height: 100px;') %>
+    </span>
+  </div>
+
   <%= render :partial => 'shared/lead_and_body', :locals => {:tiny_mce => true} %>
   <%= render :partial => 'general_fields' %>
 </div>
+<%= javascript_include_tag '/plugins/virtuoso/custom_query.js' %>
+<%= javascript_include_tag '/plugins/virtuoso/edit-server-list' %>
+
 <h1><%= _('Virtuoso settings')%></h1>
 <%= form_for(:settings) do |f| %>
@@ -23,7 +25,6 @@
     <span class="value"><%= time_ago_as_sentence @settings.last_harvest %></span>
   </div>
 <% end %>
-  <br/>
   <div class="actions">
     <% if @harvest_running %>
       <%= _('Running...') %>
@@ -33,3 +34,12 @@
     <% end %>
   </div>
 </div>
+
+<hr />
+
+<div class="triple-management">
+  <div class="actions">
+    <%= button :edit, _('Triple management'), :action => :triple_management %>
+    <%= button :edit, _('Custom Queries'), :action => :index, :controller => 'virtuoso_plugin_custom_queries' %>
+  </div>
+</div>
@@ -0,0 +1,54 @@
+<div id="virtuoso-triples-management">
+  <h1><%= _('Virtuoso settings &raquo; Triples Management')%></h1>
+
+  <%= form_tag('/admin/plugin/virtuoso/triple_management', :method => 'post') do %>
+    <%= labelled_form_field(_('Default Graph IRI:'), text_field_tag(:graph_uri, @graph_uri) ) %>
+    <%= labelled_form_field(_('Query SPARQL:'), text_area_tag(:query, @query, :rows => 7)) %>
+    <% button_bar do %>
+      <%= submit_button(:search, _('Search')) %>
+    <% end %>
+  <% end %>
+
+  <% unless @triples.empty? %>
+
+  <%= form_tag('/admin/plugin/virtuoso/triple_update', :method => 'post') do %>
+    <%= hidden_field_tag(:graph_uri, @graph_uri) %>
+
+    <ul id="triples-list">
+
+    <% triple_counter = 1 %>
+
+    <% @triples.each { |triple| %>
+
+      <li>
+        <ul class="triple">
+          <li>
+            <%= hidden_field_tag("triples[triple#{triple_counter}[from][subject]]", triple[:s].to_s) %>
+            <%= labelled_form_field(_('Subject:'), text_field_tag("triples[triple#{triple_counter}[to][subject]]", triple[:s].to_s) ) %>
+          </li>
+          <li>
+            <%= hidden_field_tag("triples[triple#{triple_counter}[from][predicate]]", triple[:p].to_s) %>
+            <%= labelled_form_field(_('Predicate:'), text_field_tag("triples[triple#{triple_counter}[to][predicate]]", triple[:p].to_s) ) %>
+          </li>
+          <li>
+            <%= hidden_field_tag("triples[triple#{triple_counter}[from][object]]", triple[:o].to_s) %>
+            <%= labelled_form_field(_('Object:'), text_field_tag("triples[triple#{triple_counter}[to][object]]", triple[:o].to_s) ) %>
+          </li>
+        </ul>
+      </li>
+
+      <% triple_counter += 1 %>
+
+    <% } %>
+
+    </ul>
+
+    <% button_bar do %>
+      <%= submit_button(:save, _('Save')) %>
+    <% end %>
+
+  <% end %>
+
+  <% end %>
+
+</div>
@@ -0,0 +1,37 @@
+<%= form_for(:custom_query, :url => {:action => @custom_query.persisted? ? :update : :create, :id => @custom_query.id}) do |f| %>
+  <% if @custom_query.errors.any? %>
+    <div id="error_explanation">
+      <h2><%= pluralize(@custom_query.errors.count, "error") %>:</h2>
+
+      <ul>
+      <% @custom_query.errors.full_messages.each do |msg| %>
+        <li><%= msg %></li>
+      <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+  <div class="field">
+    <%= f.label :name %><br />
+    <%= f.text_field :name %>
+  </div>
+  <div class="field">
+    <%= f.label :query %><br />
+    <%= f.text_area :query %>
+  </div>
+  <div class="field">
+    <%= f.label :template %><br />
+    <%= f.text_area :template %>
+  </div>
+  <div class="field">
+    <%= f.label :stylesheet %><br />
+    <%= f.text_area :stylesheet %>
+  </div>
+  <div class="field">
+    <%= f.label :enabled %><br />
+    <%= f.check_box :enabled %>
+  </div>
+  <div class="actions">
+    <%= f.submit %>
+  </div>
+<% end %>
@@ -0,0 +1,5 @@
+<h1><%= _('Manage Custom Queries - Edit') %></h1>
+
+<%= render 'form' %>
+
+<%= link_to 'Back', :action => :index %>
@@ -0,0 +1,23 @@
+<h1><%= _('Manage Custom Queries') %></h1>
+
+<table>
+  <tr>
+    <th>Name</th>
+    <th>Enabled</th>
+    <th></th>
+    <th></th>
+  </tr>
+
+<% @custom_queries.each do |custom_query| %>
+  <tr>
+    <td><%= custom_query.name %></td>
+    <td><%= custom_query.enabled %></td>
+    <td><%= link_to 'Edit', :action => :edit, :id => custom_query.id %></td>
+    <td><%= link_to 'Destroy', :action => :destroy, :id => custom_query.id, method: :delete, data: { confirm: 'Are you sure?' } %></td>
+  </tr>
+<% end %>
+</table>
+
+<br />
+
+<%= button :new, _('New'), :action => :new %>
@@ -0,0 +1,5 @@
+<h1><%= _('Manage Custom Queries - New') %></h1>
+
+<%= render 'form' %>
+
+<%= link_to 'Back', :action => :index %>
	@@ -2,3 +2,5 @@ gem 'rdf'		@@ -2,3 +2,5 @@ gem 'rdf'
2	gem 'rdf-virtuoso'	2	gem 'rdf-virtuoso'
3	gem 'oai'	3	gem 'oai'
4	gem 'liquid'	4	gem 'liquid'
		5	+gem 'roadie'
		6	+gem 'roadie-rails'
@@ -0,0 +1,45 @@		@@ -0,0 +1,45 @@
	1	+class VirtuosoPluginCustomQueriesController < AdminController
	2	+
	3	+ def index
	4	+ @custom_queries = environment.virtuoso_plugin_custom_queries.all
	5	+ end
	6	+
	7	+ def new
	8	+ @custom_query = VirtuosoPlugin::CustomQuery.new
	9	+ end
	10	+
	11	+ def edit
	12	+ @custom_query = VirtuosoPlugin::CustomQuery.find(params[:id])
	13	+ end
	14	+
	15	+ def create
	16	+ @custom_query = VirtuosoPlugin::CustomQuery.new(params[:custom_query])
	17	+ @custom_query.environment = environment
	18	+
	19	+ if @custom_query.save
	20	+ session[:notice] = _('Custom query was successfully created.')
	21	+ redirect_to :action => :index
	22	+ else
	23	+ render action: "new"
	24	+ end
	25	+ end
	26	+
	27	+ def update
	28	+ @custom_query = VirtuosoPlugin::CustomQuery.find(params[:id])
	29	+
	30	+ if @custom_query.update_attributes(params[:custom_query])
	31	+ session[:notice] = 'Custom query was successfully updated.'
	32	+ redirect_to :action => :index
	33	+ else
	34	+ render action: "edit"
	35	+ end
	36	+ end
	37	+
	38	+ def destroy
	39	+ @custom_query = VirtuosoPlugin::CustomQuery.find(params[:id])
	40	+ @custom_query.destroy
	41	+
	42	+ redirect_to :action => :index
	43	+ end
	44	+
	45	+end
@@ -0,0 +1,7 @@		@@ -0,0 +1,7 @@
	1	+class VirtuosoPluginPublicController < PublicController
	2	+
	3	+ def custom_query
	4	+ render :json => environment.virtuoso_plugin_custom_queries.find(params[:id])
	5	+ end
	6	+
	7	+end
	@@ -20,4 +20,29 @@ class VirtuosoPluginAdminController < AdminController		@@ -20,4 +20,29 @@ class VirtuosoPluginAdminController < AdminController
20	redirect_to :action => :index	20	redirect_to :action => :index
21	end	21	end
22		22
		23	+ def triple_management
		24	+ triples_management = VirtuosoPlugin::TriplesManagement.new(environment)
		25	+ @triples = []
		26	+ if request.post?
		27	+ @query = params[:query]
		28	+ @graph_uri = params[:graph_uri]
		29	+ @triples = triples_management.search_triples(@graph_uri, @query)
		30	+ end
		31	+ render :action => 'triple_management'
		32	+ end
		33	+
		34	+ def triple_update
		35	+ graph_uri = params[:graph_uri]
		36	+ triples = params[:triples]
		37	+
		38	+ triples_management = VirtuosoPlugin::TriplesManagement.new(environment)
		39	+
		40	+ triples.each { \|triple_key, triple_content\|
		41	+ triples_management.update_triple(graph_uri, triple_content[:from], triple_content[:to])
		42	+ }
		43	+
		44	+ session[:notice] = _('Triple(s) succesfully updated.')
		45	+ redirect_to :action => :triple_management
		46	+ end
		47	+
23	end	48	end
@@ -0,0 +1,15 @@		@@ -0,0 +1,15 @@
	1	+class CreateCustomQueries < ActiveRecord::Migration
	2	+
	3	+ def change
	4	+ create_table :virtuoso_plugin_custom_queries do \|t\|
	5	+ t.integer "environment_id", :null => false
	6	+ t.string :name
	7	+ t.text :query
	8	+ t.text :template
	9	+ t.text :stylesheet
	10	+ t.boolean :enabled, :default => true
	11	+ t.timestamps
	12	+ end
	13	+ end
	14	+
	15	+end
@@ -0,0 +1,25 @@		@@ -0,0 +1,25 @@
	1	+Feature: edit template
	2	+ As a noosfero user
	3	+ I want to create and edit templates
	4	+
	5	+ Background:
	6	+ Given I am on the homepage
	7	+ And plugin Virtuoso is enabled on environment
	8	+ And the following users
	9	+ \| login \| name \|
	10	+ \| joaosilva \| Joao Silva \|
	11	+ And I am logged in as "joaosilva"
	12	+ And the following custom queries
	13	+ \| name \| query \| template \|
	14	+ \| Default \| query-1 \| template-1 \|
	15	+
	16	+ @selenium
	17	+ Scenario:
	18	+ Given I am on joaosilva's control panel
	19	+ And I follow "Manage Content"
	20	+ And I should see "New content"
	21	+ And I follow "New content"
	22	+ And I should see "Triples template" within ".article-types"
	23	+ When I follow "Triples template" within ".article-types"
	24	+ And I follow "Copy" within ".custom-query"
	25	+ Then the "SPARQL Query" field should contain "query-1"
@@ -0,0 +1,5 @@		@@ -0,0 +1,5 @@
	1	+Given /^the following custom queries$/ do \|table\|
	2	+ table.hashes.map{\|item\| item.dup}.each do \|item\|
	3	+ VirtuosoPlugin::CustomQuery.create!(item.merge(:environment => Environment.default))
	4	+ end
	5	+end
@@ -0,0 +1,5 @@		@@ -0,0 +1,5 @@
	1	+class Environment
	2	+
	3	+ has_many :virtuoso_plugin_custom_queries, :class_name => "VirtuosoPlugin::CustomQuery"
	4	+
	5	+end
@@ -0,0 +1,9 @@		@@ -0,0 +1,9 @@
	1	+class VirtuosoPlugin::CustomQuery < Noosfero::Plugin::ActiveRecord
	2	+
	3	+ belongs_to :environment
	4	+
	5	+ attr_accessible :enabled, :environment, :query, :template, :name, :stylesheet
	6	+
	7	+ validates_presence_of :name
	8	+
	9	+end
@@ -0,0 +1,32 @@		@@ -0,0 +1,32 @@
	1	+class VirtuosoPlugin::TriplesManagement
	2	+
	3	+ def initialize(environment)
	4	+ @environment = environment
	5	+ end
	6	+
	7	+ attr_reader :environment
	8	+
	9	+ def plugin
	10	+ @plugin \|\|= VirtuosoPlugin.new(self)
	11	+ end
	12	+
	13	+ def search_triples(graph_uri, query_sparql)
	14	+ query = "WITH <#{graph_uri}> #{query_sparql}"
	15	+ plugin.virtuoso_client.query(query)
	16	+ end
	17	+
	18	+ def update_triple(graph_uri, from_triple, to_triple)
	19	+ from_subject = from_triple[:subject]
	20	+ from_predicate = from_triple[:predicate]
	21	+ from_object = from_triple[:object]
	22	+
	23	+ to_subject = to_triple[:subject]
	24	+ to_predicate = to_triple[:predicate]
	25	+ to_object = to_triple[:object]
	26	+
	27	+ query = "WITH <#{graph_uri}> DELETE { <#{from_subject}> <#{from_predicate}> '#{from_object}' } INSERT { <#{to_subject}> <#{to_predicate}> '#{to_object}' }"
	28	+
	29	+ plugin.virtuoso_client.query(query)
	30	+ end
	31	+
	32	+end