From efef1fc99875b93c1e1b090014b75119f61c1f18 Mon Sep 17 00:00:00 2001
From: Evandro Junior <evandrojr@gmail.com>
Date: Fri, 4 Sep 2015 18:48:54 -0300
Subject: [PATCH] Avoid duplicated tasks

---
 db/migrate/20150903210329_add_proposal_discussion_plugin_simplified_abstract_to_tasks.rb |  9 +++++++++
 lib/proposals_discussion_plugin/proposal_task.rb                                         | 15 ++++++++++++++-
 test/unit/proposal_task_test.rb                                                          | 10 ++++++++++
 3 files changed, 33 insertions(+), 1 deletion(-)
 create mode 100644 db/migrate/20150903210329_add_proposal_discussion_plugin_simplified_abstract_to_tasks.rb

diff --git a/db/migrate/20150903210329_add_proposal_discussion_plugin_simplified_abstract_to_tasks.rb b/db/migrate/20150903210329_add_proposal_discussion_plugin_simplified_abstract_to_tasks.rb
new file mode 100644
index 0000000..c3d016a
--- /dev/null
+++ b/db/migrate/20150903210329_add_proposal_discussion_plugin_simplified_abstract_to_tasks.rb
@@ -0,0 +1,9 @@
+class AddProposalDiscussionPluginSimplifiedAbstractToTasks < ActiveRecord::Migration
+  def change
+    add_column :tasks, :proposal_discussion_plugin_simplified_abstract, :text
+    add_index :tasks, :proposal_discussion_plugin_simplified_abstract
+    ProposalsDiscussionPlugin::ProposalTask.find_each do |t|
+      t.update_attribute :proposal_discussion_plugin_simplified_abstract, ProposalsDiscussionPlugin::ProposalTask.simplify(t.abstract)
+    end
+  end
+end
diff --git a/lib/proposals_discussion_plugin/proposal_task.rb b/lib/proposals_discussion_plugin/proposal_task.rb
index 743a920..6dc1639 100644
--- a/lib/proposals_discussion_plugin/proposal_task.rb
+++ b/lib/proposals_discussion_plugin/proposal_task.rb
@@ -10,8 +10,9 @@ class ProposalsDiscussionPlugin::ProposalTask < Task
 
   validates_presence_of :requestor_id, :target_id
   validates_associated :article_object
-
+  before_validation :simplify_abstract
   validate :require_category
+  validates_uniqueness_of :proposal_discussion_plugin_simplified_abstract, :scope => ['target_id'], :message => _("Cannot create duplicate proposal")
 
   settings_items :name, :type => String
   settings_items :ip_address, :type => String
@@ -258,8 +259,20 @@ class ProposalsDiscussionPlugin::ProposalTask < Task
     parent.name if parent
   end
 
+  def self.simplify(s)
+    return nil if s.nil?
+    s=I18n.transliterate(s)
+    s.gsub!(/(^\s)|([',.?!])|(\s$)/, "")
+    s.gsub!(/\s{2,}/, " ")
+    s.downcase
+  end
+
   protected
 
+    def simplify_abstract
+      proposal_discussion_plugin_simplified_abstract = ProposalsDiscussionPlugin::ProposalTask.simplify(self[:data][:article]["abstract"])
+    end
+
     def require_category
       if categories.count == 0 && flagged?
         errors.add :categories, _('Select at least one category')
diff --git a/test/unit/proposal_task_test.rb b/test/unit/proposal_task_test.rb
index fe9606b..d78d2c8 100644
--- a/test/unit/proposal_task_test.rb
+++ b/test/unit/proposal_task_test.rb
@@ -1,3 +1,4 @@
+# encoding: UTF-8
 require_relative '../test_helper'
 
 class ProposalTaskTest < ActiveSupport::TestCase
@@ -83,4 +84,13 @@ class ProposalTaskTest < ActiveSupport::TestCase
     assert task.information.present?
   end
 
+  should 'not register duplicate task' do
+    task = ProposalsDiscussionPlugin::ProposalTask.create!(:requestor => person, :target => profile, :article => {:name => 'proposal 1', :abstract => ' Alô  !  ruby é legal a bêçá. seu moÇo, não Acha? '})
+    task.categories = [fast_create(ProposalsDiscussionPlugin::TaskCategory)]
+    task.save!
+    task = ProposalsDiscussionPlugin::ProposalTask.new(:requestor => person, :target => profile, :article => {:name => 'proposal 1', :abstract => 'alo ruby e legal a beca seu moco nao acha'})
+    task.categories = [fast_create(ProposalsDiscussionPlugin::TaskCategory)]
+    assert !task.valid?
+  end
+
 end
--
libgit2 0.21.2