Merge branch 'master' into feature_posts

app/AppKernel.php

@@ -18,6 +18,7 @@ class AppKernel extends Kernel
             new Doctrine\Bundle\MigrationsBundle\DoctrineMigrationsBundle(),
             new Sensio\Bundle\FrameworkExtraBundle\SensioFrameworkExtraBundle(),
             new Misd\GuzzleBundle\MisdGuzzleBundle(),
+            new Ob\HighchartsBundle\ObHighchartsBundle(),
             new Skobkin\Bundle\PointToolsBundle\SkobkinPointToolsBundle(),
         );
 

app/DoctrineMigrations/Version20151001210600.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace Application\Migrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+/**
+ * Deletes user login unique index. Temporary fix for user renaming.
+ */
+class Version20151001210600 extends AbstractMigration
+{
+    /**
+     * @param Schema $schema
+     */
+    public function up(Schema $schema)
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('DROP INDEX users.uniq_338adfc4aa08cb10');
+    }
+
+    /**
+     * @param Schema $schema
+     */
+    public function down(Schema $schema)
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('CREATE UNIQUE INDEX uniq_338adfc4aa08cb10 ON users.users (login)');
+    }
+}

app/Resources/views/base.html.twig

@@ -26,6 +26,7 @@
                         <ul class="nav navbar-nav">
                             <li><a href="{{ path('index') }}"><span class="glyphicon glyphicon-home"></span> {{ 'Main'|trans }}</a></li>
                             <li><a href="{{ path('users_top') }}"><span class="glyphicon glyphicon-stats"></span> {{ 'Top'|trans }}</a></li>
+                            <li><a href="{{ path('events_last') }}"><span class="glyphicon glyphicon-th-list"></span> {{ 'Last'|trans }}</a></li>
                         </ul>
                         <ul class="nav navbar-nav navbar-right">
                             <li><a href="https://bitbucket.org/skobkin/point-tools/issues?status=new&status=open" target="_blank"><span class="glyphicon glyphicon-envelope"></span> {{ 'Report a bug'|trans }}</a></li>
@@ -57,4 +58,5 @@
             </p>
         </div>
     </div>
+    {% include 'counters.html.twig' %}
 {% endblock %}

app/Resources/views/counters.html.twig

@@ -0,0 +1,28 @@
+<!-- Yandex.Metrika counter -->
+<script type="text/javascript">
+    (function (d, w, c) {
+        (w[c] = w[c] || []).push(function() {
+            try {
+                w.yaCounter32849312 = new Ya.Metrika({
+                    id:32849312,
+                    clickmap:true,
+                    trackLinks:true,
+                    accurateTrackBounce:true
+                });
+            } catch(e) { }
+        });
+
+        var n = d.getElementsByTagName("script")[0],
+                s = d.createElement("script"),
+                f = function () { n.parentNode.insertBefore(s, n); };
+        s.type = "text/javascript";
+        s.async = true;
+        s.src = "https://mc.yandex.ru/metrika/watch.js";
+
+        if (w.opera == "[object Opera]") {
+            d.addEventListener("DOMContentLoaded", f, false);
+        } else { f(); }
+    })(document, window, "yandex_metrika_callbacks");
+</script>
+<noscript><div><img src="https://mc.yandex.ru/watch/32849312" style="position:absolute; left:-9999px;" alt="" /></div></noscript>
+<!-- /Yandex.Metrika counter -->

app/SymfonyRequirements.php

@@ -638,20 +638,20 @@ class SymfonyRequirements extends RequirementCollection
         }
 
         $this->addRecommendation(
-            class_exists('Locale'),
+            extension_loaded('intl'),
             'intl extension should be available',
             'Install and enable the <strong>intl</strong> extension (used for validators).'
         );
 
-        if (class_exists('Collator')) {
+        if (extension_loaded('intl')) {
+            // in some WAMP server installations, new Collator() returns null
             $this->addRecommendation(
                 null !== new Collator('fr_FR'),
                 'intl extension should be correctly configured',
                 'The intl extension does not behave properly. This problem is typical on PHP 5.3.X x64 WIN builds.'
             );
-        }
 
-        if (class_exists('Locale')) {
+            // check for compatible ICU versions (only done when you have the intl extension)
             if (defined('INTL_ICU_VERSION')) {
                 $version = INTL_ICU_VERSION;
             } else {
@@ -670,6 +670,14 @@ class SymfonyRequirements extends RequirementCollection
                 'intl ICU version should be at least 4+',
                 'Upgrade your <strong>intl</strong> extension with a newer ICU version (4+).'
             );
+
+            $this->addPhpIniRecommendation(
+                'intl.error_level',
+                create_function('$cfgValue', 'return (int) $cfgValue === 0;'),
+                true,
+                'intl.error_level should be 0 in php.ini',
+                'Set "<strong>intl.error_level</strong>" to "<strong>0</strong>" in php.ini<a href="#phpini">*</a> to inhibit the messages when an error occurs in ICU functions.'
+            );
         }
 
         $accelerator =

app/check.php

@@ -42,9 +42,9 @@ foreach ($symfonyRequirements->getRecommendations() as $req) {
 }
 
 if ($checkPassed) {
-    echo_block('success', 'OK', 'Your system is ready to run Symfony2 projects', true);
+    echo_block('success', 'OK', 'Your system is ready to run Symfony2 projects');
 } else {
-    echo_block('error', 'ERROR', 'Your system is not ready to run Symfony2 projects', true);
+    echo_block('error', 'ERROR', 'Your system is not ready to run Symfony2 projects');
 
     echo_title('Fix the following mandatory requirements', 'red');
 

composer.json

@@ -8,7 +8,7 @@
     },
     "require": {
         "php": ">=5.3.3",
-        "symfony/symfony": "2.7.x-dev",
+        "symfony/symfony": "2.7.*",
         "doctrine/orm": "~2.2,>=2.2.3,<2.5",
         "doctrine/dbal": "<2.5",
         "doctrine/doctrine-bundle": "~1.4",
@@ -20,8 +20,8 @@
         "sensio/framework-extra-bundle": "~3.0,>=3.0.2",
         "incenteev/composer-parameter-handler": "~2.0",
         "misd/guzzle-bundle": "~1.0",
-        "doctrine/migrations": "1.0.*@dev",
+        "ob/highcharts-bundle": "^1.2",
-        "doctrine/doctrine-migrations-bundle": "2.1.*@dev"
+        "doctrine/doctrine-migrations-bundle": "^1.0"
     },
     "require-dev": {
         "sensio/generator-bundle": "~2.3"

src/Skobkin/Bundle/PointToolsBundle/Command/UpdateSubscriptionsCommand.php

@@ -128,7 +128,7 @@ class UpdateSubscriptionsCommand extends ContainerAwareCommand
             }
 
             // @todo move to the config
-            usleep(200000);
+            usleep(500000);
         }
     }
 }

src/Skobkin/Bundle/PointToolsBundle/Controller/ApiController.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Controller;
+
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\ParamConverter;
+use Skobkin\Bundle\PointToolsBundle\Entity\SubscriptionEvent;
+use Skobkin\Bundle\PointToolsBundle\Entity\User;
+use Symfony\Bundle\FrameworkBundle\Controller\Controller;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Symfony\Component\HttpFoundation\Response;
+
+class ApiController extends Controller
+{
+    /**
+     * Returns last user subscribers log
+     *
+     * @param $login
+     * @ParamConverter("user", class="SkobkinPointToolsBundle:User")
+     * @return Response
+     */
+    public function lastUserSubscribersByIdAction(User $user)
+    {
+        $qb = $this->getDoctrine()->getRepository('SkobkinPointToolsBundle:SubscriptionEvent')->createQueryBuilder('se');
+        $qb
+            ->select(['se', 'sub'])
+            ->innerJoin('se.subscriber', 'sub')
+            ->where($qb->expr()->eq('se.author', ':author'))
+            ->orderBy('se.date', 'desc')
+            ->setParameter('author', $user)
+            ->setMaxResults(20)
+        ;
+
+        $data = [];
+
+        /** @var SubscriptionEvent $event */
+        foreach ($qb->getQuery()->getResult() as $event) {
+            $data[] = [
+                'user' => $event->getSubscriber()->getLogin(),
+                'action' => $event->getAction(),
+                'datetime' => $event->getDate()->format('d.m.Y H:i:s'),
+            ];
+        }
+
+        return new JsonResponse($data);
+    }
+}

src/Skobkin/Bundle/PointToolsBundle/Controller/EventsController.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Controller;
+
+use Doctrine\ORM\EntityManager;
+use Doctrine\ORM\QueryBuilder;
+use Symfony\Bundle\FrameworkBundle\Controller\Controller;
+
+class EventsController extends Controller
+{
+    public function lastAction()
+    {
+        /** @var EntityManager $em */
+        $em = $this->getDoctrine()->getManager();
+
+        return $this->render('SkobkinPointToolsBundle:Events:last.html.twig', [
+            'last_events' => $em->getRepository('SkobkinPointToolsBundle:SubscriptionEvent')->getLastSubscriptionEvents(20),
+        ]);
+    }
+}

src/Skobkin/Bundle/PointToolsBundle/Controller/MainController.php

@@ -13,40 +13,12 @@ class MainController extends Controller
         /** @var EntityManager $em */
         $em = $this->getDoctrine()->getManager();
 
-        /** @var QueryBuilder $qb */
-        $qb = $em->getRepository('SkobkinPointToolsBundle:User')->createQueryBuilder('u');
-
-        // All users in the system count
-        $usersCount = $qb->select('COUNT(u)')->getQuery()->getSingleScalarResult();
-
-        $qb = $em->getRepository('SkobkinPointToolsBundle:Subscription')->createQueryBuilder('s');
-
-        // Service subscribers count
-        $subscribersCount = $qb
-            ->select('COUNT(s)')
-            ->innerJoin('s.author', 'a')
-            ->where('a.login = :login')
-            ->setParameter('login', $this->container->getParameter('point_login'))
-            ->getQuery()->getSingleScalarResult()
-        ;
-
-        $qb = $em->getRepository('SkobkinPointToolsBundle:SubscriptionEvent')->createQueryBuilder('se');
-
-        $now = new \DateTime();
-
-        $eventsCount = $qb
-            ->select('COUNT(se)')
-            ->where('se.date > :time')
-            ->setParameter('time', $now->sub(new \DateInterval('PT24H')))
-            ->getQuery()->getSingleScalarResult()
-        ;
-
         return $this->render('SkobkinPointToolsBundle:Main:index.html.twig', [
-            'users_count' => $usersCount,
+            'users_count' => $em->getRepository('SkobkinPointToolsBundle:User')->getUsersCount(),
-            'subscribers_count' => $subscribersCount,
+            'subscribers_count' => $em->getRepository('SkobkinPointToolsBundle:Subscription')->getUserSubscribersCountById($this->container->getParameter('point_id')),
-            'events_count' => $eventsCount,
+            'events_count' => $em->getRepository('SkobkinPointToolsBundle:SubscriptionEvent')->getLastDayEventsCount(),
             'service_login' => $this->container->getParameter('point_login'),
+            'last_events' => $em->getRepository('SkobkinPointToolsBundle:SubscriptionEvent')->getLastSubscriptionEvents(10),
         ]);
     }
-
 }

src/Skobkin/Bundle/PointToolsBundle/Controller/UserController.php

@@ -2,12 +2,12 @@
 
 namespace Skobkin\Bundle\PointToolsBundle\Controller;
 
-use Doctrine\ORM\QueryBuilder;
 use Doctrine\ORM\EntityManager;
 use Skobkin\Bundle\PointToolsBundle\Entity\TopUserDTO;
 use Skobkin\Bundle\PointToolsBundle\Entity\User;
 use Skobkin\Bundle\PointToolsBundle\Service\UserApi;
 use Symfony\Bundle\FrameworkBundle\Controller\Controller;
+use Ob\HighchartsBundle\Highcharts\Highchart;
 use Symfony\Component\HttpFoundation\Request;
 
 class UserController extends Controller
@@ -17,16 +17,11 @@ class UserController extends Controller
      */
     public function showAction($login)
     {
-        /** @var QueryBuilder $qb */
+        /** @var EntityManager $em */
-        $qb = $this->getDoctrine()->getManager()->getRepository('SkobkinPointToolsBundle:User')->createQueryBuilder('u');
+        $em = $this->getDoctrine()->getManager();
 
-        $user = $qb
+        /** @var User $user */
-            ->select('u')
+        $user = $em->getRepository('SkobkinPointToolsBundle:User')->findUserByLogin($login);
-            ->where('LOWER(u.login) = LOWER(:login)')
-            ->setMaxResults(1)
-            ->setParameter('login', $login)
-            ->getQuery()->getOneOrNullResult()
-        ;
 
         if (!$user) {
             throw $this->createNotFoundException('User ' . $login . ' not found.');
@@ -34,56 +29,23 @@ class UserController extends Controller
 
         $userApi = $this->container->get('skobkin_point_tools.api_user');
 
-        $qb = $this->getDoctrine()->getManager()->getRepository('SkobkinPointToolsBundle:User')->createQueryBuilder('u');
-
-        $subscribers = $qb
-            ->select('u')
-            ->innerJoin('u.subscriptions', 's')
-            ->where('s.author = :author')
-            ->orderBy('u.login', 'asc')
-            ->setParameter('author', $user->getId())
-            ->getQuery()->getResult()
-        ;
-
-        $qb = $this->getDoctrine()->getManager()->getRepository('SkobkinPointToolsBundle:SubscriptionEvent')->createQueryBuilder('se');
-
-        $subscriptionsEvents = $qb
-            ->select()
-            ->where('se.author = :author')
-            ->orderBy('se.date', 'desc')
-            ->setMaxResults(10)
-            ->setParameter('author', $user)
-            ->getQuery()->getResult()
-        ;
-
         return $this->render('SkobkinPointToolsBundle:User:show.html.twig', [
             'user' => $user,
-            'subscribers' => $subscribers,
+            'subscribers' => $em->getRepository('SkobkinPointToolsBundle:User')->findUserSubscribersById($user->getId()),
-            'log' => $subscriptionsEvents,
+            'log' => $em->getRepository('SkobkinPointToolsBundle:SubscriptionEvent')->getUserLastSubscribersEventsById($user, 10),
             'avatar_url' => $userApi->getAvatarUrl($user, UserApi::AVATAR_SIZE_LARGE),
         ]);
     }
 
     public function topAction()
     {
-        /** @var EntityManager $em */
+        $topUsers = $this->getDoctrine()->getManager()->getRepository('SkobkinPointToolsBundle:User')->getTopUsers();
-        $em = $this->getDoctrine()->getManager();
 
-        /** @var QueryBuilder $qb */
+        $topChart = $this->createTopUsersGraph($topUsers);
-        $qb = $em->getRepository('SkobkinPointToolsBundle:Subscription')->createQueryBuilder('s');
-
-        /** @var TopUserDTO[] $topUsers */
-        $topUsers = $qb
-            ->select(['COUNT(s.subscriber) as cnt', 'NEW SkobkinPointToolsBundle:TopUserDTO(a.login, COUNT(s.subscriber))'])
-            ->innerJoin('s.author', 'a')
-            ->orderBy('cnt', 'desc')
-            ->groupBy('a.id')
-            ->setMaxResults(30)
-            ->getQuery()->getResult()
-        ;
 
         return $this->render('@SkobkinPointTools/User/top.html.twig', [
-            'top_users' => $topUsers
+            'top_users' => $topUsers,
+            'top_chart' => $topChart,
         ]);
     }
 
@@ -99,4 +61,47 @@ class UserController extends Controller
         }
         return $this->redirectToRoute('user_show', ['login' => $login]);
     }
+
+    /**
+     * @param TopUserDTO[] $topUsers
+     * @return Highchart
+     */
+    private function createTopUsersGraph(array $topUsers = [])
+    {
+        $translator = $this->container->get('translator');
+
+        $chartData = [
+            'titles' => [],
+            'subscribers' => [],
+        ];
+
+        // Preparing chart data
+        foreach ($topUsers as $user) {
+            $chartData['titles'][] = $user->login;
+            $chartData['subscribers'][] = $user->subscribersCount;
+        }
+
+        // Chart
+        $series = [[
+            'name' => $translator->trans('Subscribers'),
+            'data' => $chartData['subscribers'],
+        ]];
+
+        // Initializing chart
+        $ob = new Highchart();
+        $ob->chart->renderTo('top-chart');
+        $ob->chart->type('bar');
+        $ob->title->text($translator->trans('Top users'));
+        $ob->xAxis->title(['text' => null]);
+        $ob->xAxis->categories($chartData['titles']);
+        $ob->yAxis->title(['text' => $translator->trans('amount')]);
+        $ob->plotOptions->bar([
+            'dataLabels' => [
+                'enabled' => true
+            ]
+        ]);
+        $ob->series($series);
+
+        return $ob;
+    }
 }

src/Skobkin/Bundle/PointToolsBundle/Entity/Subscription.php

@@ -7,10 +7,10 @@ use Doctrine\ORM\Mapping as ORM;
 /**
  * Subscription
  *
- * @ORM\Table(name="subscriptions.subscriptions", uniqueConstraints={
+ * @ORM\Table(name="subscriptions.subscriptions", schema="subscriptions", uniqueConstraints={
  *      @ORM\UniqueConstraint(name="subscription_unique", columns={"author_id", "subscriber_id"})}
  * )
- * @ORM\Entity
+ * @ORM\Entity(repositoryClass="Skobkin\Bundle\PointToolsBundle\Entity\SubscriptionRepository")
  */
 class Subscription
 {

src/Skobkin/Bundle/PointToolsBundle/Entity/SubscriptionEvent.php

@@ -7,12 +7,12 @@ use Doctrine\ORM\Mapping as ORM;
 /**
  * SubscriptionEvent
  *
- * @ORM\Table(name="subscriptions.log", indexes={
+ * @ORM\Table(name="subscriptions.log", schema="subscriptions", indexes={
  *      @ORM\Index(name="author_idx", columns={"author_id"}),
  *      @ORM\Index(name="subscriber_idx", columns={"subscriber_id"}),
  *      @ORM\Index(name="date_idx", columns={"date"})
  * })
- * @ORM\Entity
+ * @ORM\Entity(repositoryClass="Skobkin\Bundle\PointToolsBundle\Entity\SubscriptionEventRepository")
  * @ORM\HasLifecycleCallbacks
  */
 class SubscriptionEvent

src/Skobkin/Bundle/PointToolsBundle/Entity/SubscriptionEventRepository.php

@@ -0,0 +1,75 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Entity;
+
+use Doctrine\ORM\EntityRepository;
+use Doctrine\ORM\Mapping\ClassMetadata;
+
+class SubscriptionEventRepository extends EntityRepository
+{
+    /**
+     * @return integer
+     */
+    public function getLastDayEventsCount()
+    {
+        $qb = $this->createQueryBuilder('se');
+
+        $now = new \DateTime();
+
+        return $qb
+            ->select('COUNT(se)')
+            ->where('se.date > :time')
+            ->setParameter('time', $now->sub(new \DateInterval('PT24H')))
+            ->getQuery()->getSingleScalarResult()
+        ;
+    }
+
+    /**
+     * @param User $user
+     * @param integer $limit
+     * @return SubscriptionEvent[]
+     */
+    public function getUserLastSubscribersEventsById(User $user, $limit)
+    {
+        if (!is_int($limit)) {
+            throw new \InvalidArgumentException('$limit must be an integer');
+        }
+
+        $qb = $this->createQueryBuilder('se');
+
+        return $qb
+            ->select(['se', 's'])
+            ->join('se.subscriber', 's')
+            ->where('se.author = :author')
+            ->orderBy('se.date', 'desc')
+            ->setMaxResults($limit)
+            ->setParameter('author', $user)
+            ->getQuery()->getResult()
+        ;
+    }
+
+    /**
+     * Get last $limit subscriptions
+     *
+     * @param integer $limit
+     * @return SubscriptionEvent[]
+     */
+    public function getLastSubscriptionEvents($limit)
+    {
+        if (!is_int($limit)) {
+            throw new \InvalidArgumentException('$limit must be an integer');
+        }
+
+        $qb = $this->createQueryBuilder('se');
+
+        return $qb
+            ->select()
+            ->orderBy('se.date', 'desc')
+            ->setMaxResults($limit)
+            ->getQuery()
+                ->setFetchMode('SkobkinPointToolsBundle:SubscriptionEvent', 'author', ClassMetadata::FETCH_EAGER)
+                ->setFetchMode('SkobkinPointToolsBundle:SubscriptionEvent', 'subscriber', ClassMetadata::FETCH_EAGER)
+            ->getResult()
+        ;
+    }
+}

src/Skobkin/Bundle/PointToolsBundle/Entity/SubscriptionRepository.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Entity;
+
+use Doctrine\ORM\EntityRepository;
+
+class SubscriptionRepository extends EntityRepository
+{
+    /**
+     * @param integer $id
+     * @return integer
+     */
+    public function getUserSubscribersCountById($id)
+    {
+        if (!is_int($id)) {
+            throw new \InvalidArgumentException('$id must be an integer');
+        }
+
+        $qb = $this->createQueryBuilder('s');
+        return $qb
+            ->select('COUNT(s)')
+            ->innerJoin('s.author', 'a')
+            ->where('a.id = :id')
+            ->setParameter('id', $id)
+            ->getQuery()->getSingleScalarResult()
+        ;
+    }
+}

src/Skobkin/Bundle/PointToolsBundle/Entity/User.php

@@ -8,8 +8,8 @@ use Doctrine\ORM\Mapping as ORM;
 /**
  * User
  *
- * @ORM\Table(name="users.users")
+ * @ORM\Table(name="users.users", schema="users")
- * @ORM\Entity
+ * @ORM\Entity(repositoryClass="Skobkin\Bundle\PointToolsBundle\Entity\UserRepository")
  * @ORM\HasLifecycleCallbacks
  */
 class User
@@ -25,7 +25,7 @@ class User
     /**
      * @var string
      *
-     * @ORM\Column(name="login", type="string", length=255, nullable=false, unique=true)
+     * @ORM\Column(name="login", type="string", length=255, nullable=false)
      */
     private $login;
 
@@ -71,8 +71,17 @@ class User
     private $newSubscriberEvents;
 
 
-    public function __construct()
+    /**
+     * @param int $id
+     * @param string $login
+     * @param string $name
+     */
+    public function __construct($id = null, $login = null, $name = null)
     {
+        $this->id = $id;
+        $this->login = $login;
+        $this->name = $name;
+
         $this->subscribers = new ArrayCollection();
         $this->subscriptions = new ArrayCollection();
         $this->newSubscriberEvents = new ArrayCollection();

src/Skobkin/Bundle/PointToolsBundle/Entity/UserRepository.php

@@ -0,0 +1,82 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Entity;
+
+use Doctrine\ORM\EntityRepository;
+
+class UserRepository extends EntityRepository
+{
+    /**
+     * Case-insensitive user search
+     *
+     * @param string $login
+     * @return User[]
+     * @throws \Doctrine\ORM\NonUniqueResultException
+     */
+    public function findUserByLogin($login)
+    {
+        $qb = $this->createQueryBuilder('u');
+
+        return $qb
+            ->select('u')
+            ->where('LOWER(u.login) = LOWER(:login)')
+            ->setMaxResults(1)
+            ->setParameter('login', $login)
+            ->getQuery()->getOneOrNullResult()
+        ;
+    }
+
+    /**
+     * @return integer
+     */
+    public function getUsersCount()
+    {
+        $qb = $this->createQueryBuilder('u');
+
+        return $qb->select('COUNT(u)')->getQuery()->getSingleScalarResult();
+    }
+
+    /**
+     * @param integer $id
+     * @return User[]
+     */
+    public function findUserSubscribersById($id)
+    {
+        if (!is_int($id)) {
+            throw new \InvalidArgumentException('$id must be an integer');
+        }
+
+        $qb = $this->createQueryBuilder('u');
+
+        return $qb
+            ->select('u')
+            ->innerJoin('u.subscriptions', 's')
+            ->where('s.author = :author')
+            ->orderBy('u.login', 'asc')
+            ->setParameter('author', $id)
+            ->getQuery()->getResult()
+        ;
+    }
+
+    /**
+     * @return TopUserDTO[]
+     */
+    public function getTopUsers($limit = 30)
+    {
+        if (!is_int($limit)) {
+            throw new \InvalidArgumentException('$limit must be an integer');
+        }
+
+        // TODO: refactor query
+        $qb = $this->getEntityManager()->getRepository('SkobkinPointToolsBundle:Subscription')->createQueryBuilder('s');
+
+        return $qb
+            ->select(['COUNT(s.subscriber) as cnt', 'NEW SkobkinPointToolsBundle:TopUserDTO(a.login, COUNT(s.subscriber))'])
+            ->innerJoin('s.author', 'a')
+            ->orderBy('cnt', 'desc')
+            ->groupBy('a.id')
+            ->setMaxResults($limit)
+            ->getQuery()->getResult()
+        ;
+    }
+}

src/Skobkin/Bundle/PointToolsBundle/Resources/config/api/routing.yml

@@ -0,0 +1,5 @@
+last_user_events:
+    path:     /user/id/{id}/events/subscribers
+    defaults: { _controller: SkobkinPointToolsBundle:Api:lastUserSubscribersById, _format: json }
+    requirements:
+        id: \d+

src/Skobkin/Bundle/PointToolsBundle/Resources/config/routing.yml

@@ -16,3 +16,11 @@ user_show:
 users_top:
     path:     /top
     defaults: { _controller: SkobkinPointToolsBundle:User:top }
+
+events_last:
+    path:     /last
+    defaults: { _controller: SkobkinPointToolsBundle:Events:last }
+
+skobkin_point_tools:
+    resource: "@SkobkinPointToolsBundle/Resources/config/api/routing.yml"
+    prefix:   /api/v1

src/Skobkin/Bundle/PointToolsBundle/Resources/translations/messages.ru.yml

@@ -5,6 +5,7 @@ Toggle navigation: Переключить навигацию
 Main: Главная
 Top: Топ
 Report a bug: Сообщить об ошибке
+Last: Последнее
 
 # Подвал
 Source code: Исходный код
@@ -13,6 +14,9 @@ Source code: Исходный код
 All users: Всего пользователей
 Subscribed users: Подписчиков сервиса
 24 hours events: Событий за сутки
+Author: Автор
+Subscriber: Подписчик
+Last events: Последние события
 
 Username: Имя пользователя
 Search: Поиск
@@ -30,3 +34,4 @@ No log data found: Лог отсутствует
 # Топ пользователей
 Top users: Популярные пользователи
 Subscribers count: Подписчиков
+amount: Количество

src/Skobkin/Bundle/PointToolsBundle/Resources/views/Events/last.html.twig

@@ -0,0 +1,55 @@
+{% extends "::base.html.twig" %}
+
+{% block content %}
+    {# TODO classes #}
+    <div class="last-subscriptions-log">
+        {% if last_events|length > 0 %}
+            <div class="panel-group" id="accordion-log">
+                <div class="panel panel-default">
+                    <div class="panel-heading" id="heading-subscriptions-log">
+                        <h4 class="panel-title">
+                            <a data-toggle="collapse" data-parent="#accordion-log" aria-expanded="true" href="#collapse-log">
+                                <span class="glyphicon glyphicon-collapse-down"></span> {{ 'Last events'|trans }}
+                            </a>
+                        </h4>
+                    </div>
+                    <div id="collapse-log" class="panel-collapse collapse in" aria-labelledby="heading-subscriptions-log">
+                        <div class="panel-body">
+                            <table class="table table-striped">
+                                <thead>
+                                <tr>
+                                    <td>{{ 'Subscriber'|trans }}</td>
+                                    <td>{{ 'Author'|trans }}</td>
+                                    <td>{{ 'Action'|trans }}</td>
+                                    <td>{{ 'Date'|trans }}</td>
+                                </tr>
+                                </thead>
+                                <tbody>
+                                {% for event in last_events %}
+                                    <tr>
+                                        <td>
+                                            <a href="{{ url('user_show', {login: event.subscriber.login}) }}">@{{ event.subscriber.login }}</a>
+                                        </td>
+                                        <td>
+                                            <a href="{{ url('user_show', {login: event.author.login}) }}">@{{ event.author.login }}</a>
+                                        </td>
+                                        <td>
+                                            <span class="glyphicon {% if event.action == 'subscribe' %}glyphicon-plus{% elseif event.action == 'unsubscribe' %}glyphicon-minus{% endif %}"></span>
+                                        </td>
+                                        <td>
+                                            {# Use DateTime helper: https://sonata-project.org/bundles/intl/master/doc/reference/datetime.html #}
+                                            {{ event.date|date('d F Y H:i:s') }}
+                                        </td>
+                                    </tr>
+                                {% endfor %}
+                                </tbody>
+                            </table>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        {% else %}
+            <div class="alert alert-warning" role="alert">{{ 'No log data found'|trans }}</div>
+        {% endif %}
+    </div>
+{% endblock %}

src/Skobkin/Bundle/PointToolsBundle/Resources/views/Main/index.html.twig

@@ -26,7 +26,7 @@
         </div>
         <div class="row">
             <div class="col-xs-8 col-sm-3"><span class="glyphicon glyphicon-list"></span> {{ '24 hours events'|trans }}</div>
-            <div class="col-xs-4 col-sm-2">{{ events_count }}</div>
+            <div class="col-xs-4 col-sm-2"><a href="{{ url('events_last') }}">{{ events_count }}</a></div>
         </div>
     </div>
 {% endblock %}

src/Skobkin/Bundle/PointToolsBundle/Resources/views/User/show.html.twig

@@ -15,7 +15,7 @@
                     <div class="panel-heading" id="heading-subscribers">
                         <h4 class="panel-title">
                             <a data-toggle="collapse" data-parent="#accordion-subscribers" aria-expanded="false" href="#collapse-subscribers">
-                                <span class="glyphicon glyphicon-collapse-down"></span> {{ 'Subscribers'|trans }}
+                                <span class="glyphicon glyphicon-collapse-down"></span> {{ 'Subscribers'|trans }} ({{ subscribers|length }})
                             </a>
                         </h4>
                     </div>
@@ -66,7 +66,7 @@
                                                 <span class="glyphicon {% if event.action == 'subscribe' %}glyphicon-plus{% elseif event.action == 'unsubscribe' %}glyphicon-minus{% endif %}"></span>
                                             </td>
                                             <td>
-                                                {# Use DateTime helper: https://sonata-project.org/bundles/intl/master/doc/reference/datetime.html #}
+                                                {# @todo Use DateTime helper: https://sonata-project.org/bundles/intl/master/doc/reference/datetime.html #}
                                                 {{ event.date|date('d F Y H:i:s') }}
                                             </td>
                                         </tr>

src/Skobkin/Bundle/PointToolsBundle/Resources/views/User/top.html.twig

@@ -2,23 +2,17 @@
 
 {% block header_title %}Top @ Point Tools{% endblock %}
 
-{% block content %}
+{% block head_js %}
-    <h1>{{ 'Top users'|trans }}</h1>
+    {{ parent() }}
-
+    <script src="//yastatic.net/jquery/2.1.4/jquery.min.js"></script>
-    <table class="table table-striped">
+    <script src="//code.highcharts.com/4.0.1/highcharts.js"></script>
-        <thead>
+    <script src="//code.highcharts.com/4.0.1/modules/exporting.js"></script>
-            <tr>
+{% endblock %}
-                <td>{{ 'User'|trans }}</td>
+
-                <td>{{ 'Subscribers count'|trans }}</td>
+{% block content %}
-            </tr>
+    <script type="text/javascript">
-        </thead>
+        {{ chart(top_chart) }}
-        <tbody>
+    </script>
-            {% for user in top_users %}
+
-                <tr>
+    <div id="top-chart" style="min-width: 400px; height: 600px; margin: 0 auto;"></div>
-                    <td><a href="{{ url('user_show', {login: user.login}) }}">@{{ user.login }}</a></td>
-                    <td>{{ user.subscribersCount }}</td>
-                </tr>
-            {% endfor %}
-        </tbody>
-    </table>
 {% endblock %}

src/Skobkin/Bundle/PointToolsBundle/Service/Exceptions/ApiException.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Service\Exceptions;
+
+
+class ApiException extends \Exception
+{
+
+}

src/Skobkin/Bundle/PointToolsBundle/Service/Exceptions/InvalidResponseException.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Service\Exceptions;
+
+
+class InvalidResponseException extends ApiException
+{
+
+}

src/Skobkin/Bundle/PointToolsBundle/Service/Exceptions/SubscriptionManagerException.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Service\Exceptions;
+
+
+class SubscriptionManagerException extends \Exception
+{
+
+}

src/Skobkin/Bundle/PointToolsBundle/Service/Exceptions/UserNotFoundException.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace Skobkin\Bundle\PointToolsBundle\Service\Exceptions;
+
+
+class UserNotFoundException extends ApiException
+{
+    /**
+     * @var int
+     */
+    protected $userId;
+
+    /**
+     * @var string
+     */
+    protected $login;
+
+
+    /**
+     * {@inheritdoc}
+     * @param int $userId
+     */
+    public function __construct($message = 'User not found', $code = 0, \Exception $previous = null, $userId = null, $login = null)
+    {
+        parent::__construct($message, $code, $previous);
+        $this->userId = $userId;
+        $this->login = $login;
+    }
+
+    /**
+     * Returns ID of user which was not found
+     *
+     * @return int
+     */
+    public function getUserId()
+    {
+        return $this->userId;
+    }
+
+    /**
+     * @return string
+     */
+    public function getLogin()
+    {
+        return $this->login;
+    }
+}

src/Skobkin/Bundle/PointToolsBundle/Service/UserApi.php

@@ -5,8 +5,13 @@ namespace Skobkin\Bundle\PointToolsBundle\Service;
 use Doctrine\ORM\EntityManager;
 use Doctrine\ORM\EntityManagerInterface;
 use Doctrine\ORM\EntityRepository;
+use Guzzle\Http\Exception\ClientErrorResponseException;
 use Guzzle\Service\Client;
 use Skobkin\Bundle\PointToolsBundle\Entity\User;
+use Skobkin\Bundle\PointToolsBundle\Service\Exceptions\ApiException;
+use Skobkin\Bundle\PointToolsBundle\Service\Exceptions\InvalidResponseException;
+use Skobkin\Bundle\PointToolsBundle\Service\Exceptions\UserNotFoundException;
+use Symfony\Component\HttpFoundation\Response;
 
 /**
  * Basic Point.im user API functions from /api/user/*
@@ -20,19 +25,25 @@ class UserApi extends AbstractApi
     /**
      * @var string Base URL for user avatars
      */
-    protected $avatarsBaseUrl = 'point.im/avatar/';
+    protected $avatarsBaseUrl = '//point.im/avatar/';
 
     /**
      * @var EntityManager
      */
     protected $em;
 
+    /**
+     * @var EntityRepository
+     */
+    protected $userRepository;
+
 
     public function __construct(Client $httpClient, $https = true, $baseUrl = null, EntityManagerInterface $entityManager)
     {
         parent::__construct($httpClient, $https, $baseUrl);
 
         $this->em = $entityManager;
+        $this->userRepository = $this->em->getRepository('SkobkinPointToolsBundle:User');
     }
 
     public function getName()
@@ -45,21 +56,33 @@ class UserApi extends AbstractApi
      *
      * @param string $login
      * @return User[]
+     * @throws ApiException
+     * @throws InvalidResponseException
+     * @throws UserNotFoundException
      */
     public function getUserSubscribersByLogin($login)
     {
-        $usersList = $this->getGetRequestData('/api/user/' . $login . '/subscribers', [], true);
+        try {
+            $usersList = $this->getGetRequestData('/api/user/'.urlencode($login).'/subscribers', [], true);
+        } catch (ClientErrorResponseException $e) {
+            if (Response::HTTP_NOT_FOUND === $e->getResponse()->getStatusCode()) {
+                throw new UserNotFoundException('User not found', 0, $e, null, $login);
+            } else {
+                throw $e;
+            }
+        }
 
-        $users = $this->getUsersFromList($usersList);
+        return $this->getUsersFromList($usersList);
-
-        return $users;
     }
 
     /**
      * Get user subscribers by user id
      *
-     * @param int $id
+     * @param $id
      * @return User[]
+     * @throws ApiException
+     * @throws InvalidResponseException
+     * @throws UserNotFoundException
      */
     public function getUserSubscribersById($id)
     {
@@ -67,57 +90,222 @@ class UserApi extends AbstractApi
             throw new \InvalidArgumentException('$id must be an integer');
         }
 
-        $usersList = $this->getGetRequestData('/api/user/id/' . (int) $id . '/subscribers', [], true);
+        try {
+            $usersList = $this->getGetRequestData('/api/user/id/'.(int) $id.'/subscribers', [], true);
+        } catch (ClientErrorResponseException $e) {
+            if (Response::HTTP_NOT_FOUND === $e->getResponse()->getStatusCode()) {
+                throw new UserNotFoundException('User not found', 0, $e, $id);
+            } else {
+                throw $e;
+            }
+        }
 
-        $users = $this->getUsersFromList($usersList);
+        return $this->getUsersFromList($usersList);
-
-        return $users;
     }
 
     /**
+     * Get user subscriptions by user login
+     *
+     * @param string $login
      * @return User[]
+     * @throws ApiException
+     * @throws InvalidResponseException
+     * @throws UserNotFoundException
      */
-    private function getUsersFromList(array $users = [])
+    public function getUserSubscriptionsByLogin($login)
     {
-        /** @var EntityRepository $userRepo */
+        try {
-        $userRepo = $this->em->getRepository('SkobkinPointToolsBundle:User');
+            $usersList = $this->getGetRequestData('/api/user/'.urlencode($login).'/subscriptions', [], true);
+        } catch (ClientErrorResponseException $e) {
+            if (Response::HTTP_NOT_FOUND === $e->getResponse()->getStatusCode()) {
+                throw new UserNotFoundException('User not found', 0, $e, null, $login);
+            } else {
+                throw $e;
+            }
+        }
 
-        $resultUsers = [];
+        return $this->getUsersFromList($usersList);
+    }
 
-        foreach ($users as $userData) {
+    /**
-            if (array_key_exists('id', $userData) && array_key_exists('login', $userData) && array_key_exists('name', $userData) && is_numeric($userData['id'])) {
+     * Get user subscriptions by user id
+     *
+     * @param $id
+     * @return User[]
+     * @throws ApiException
+     * @throws InvalidResponseException
+     * @throws UserNotFoundException
+     */
+    public function getUserSubscriptionsById($id)
+    {
+        if (!is_numeric($id)) {
+            throw new \InvalidArgumentException('$id must be an integer');
+        }
 
-                // @todo Optimize with prehashed id's list
+        try {
-                $user = $userRepo->find($userData['id']);
+            $usersList = $this->getGetRequestData('/api/user/id/'.(int) $id.'/subscriptions', [], true);
+        } catch (ClientErrorResponseException $e) {
+            if (Response::HTTP_NOT_FOUND === $e->getResponse()->getStatusCode()) {
+                throw new UserNotFoundException('User not found', 0, $e, $id);
+            } else {
+                throw $e;
+            }
+        }
 
-                if (!$user) {
+        return $this->getUsersFromList($usersList);
-                    $user = new User();
+    }
-                    $user->setId((int) $userData['id']);
+
+    /**
+     * Get single user by login
+     *
+     * @param string $login
+     * @return User
+     * @throws UserNotFoundException
+     * @throws ClientErrorResponseException
+     */
+    public function getUserByLogin($login)
+    {
+        try {
+            $userInfo = $this->getGetRequestData('/api/user/login/'.urlencode($login), [], true);
+        } catch (ClientErrorResponseException $e) {
+            if (Response::HTTP_NOT_FOUND === $e->getResponse()->getStatusCode()) {
+                throw new UserNotFoundException('User not found', 0, $e, null, $login);
+            } else {
+                throw $e;
+            }
+        }
+
+        return $this->getUserFromUserInfo($userInfo);
+    }
+
+    /**
+     * Get single user by id
+     *
+     * @param $id
+     * @return User
+     * @throws UserNotFoundException
+     * @throws ClientErrorResponseException
+     */
+    public function getUserById($id)
+    {
+        if (!is_numeric($id)) {
+            throw new \InvalidArgumentException('$id must be an integer');
+        }
+
+        try {
+            $userInfo = $this->getGetRequestData('/api/user/id/'.(int) $id, [], true);
+        } catch (ClientErrorResponseException $e) {
+            if (Response::HTTP_NOT_FOUND === $e->getResponse()->getStatusCode()) {
+                throw new UserNotFoundException('User not found', 0, $e, $id);
+            } else {
+                throw $e;
+            }
+        }
+
+        return $this->getUserFromUserInfo($userInfo);
+    }
+
+    /**
+     * Finds and updates or create new user from API response data
+     *
+     * @param array $userInfo
+     * @return User
+     * @throws ApiException
+     * @throws InvalidResponseException
+     */
+    public function getUserFromUserInfo(array $userInfo)
+    {
+        if (!is_array($userInfo)) {
+            throw new \InvalidArgumentException('$userInfo must be an array');
+        }
+
+        // @todo Return ID existance check when @ap-Codkelden will fix this API behaviour
+        if (array_key_exists('id', $userInfo) && array_key_exists('login', $userInfo) && array_key_exists('name', $userInfo) && is_numeric($userInfo['id'])) {
+            /** @var User $user */
+            if (null === ($user = $this->userRepository->find($userInfo['id']))) {
+                // Creating new user
+                $user = new User($userInfo['id']);
                 $this->em->persist($user);
             }
 
             // Updating data
-                if ($user->getLogin() !== $userData['login']) {
+            $user
-                    $user->setLogin($userData['login']);
+                ->setLogin($userInfo['login'])
+                ->setName($userInfo['name'])
+            ;
+
+            try {
+                $this->em->flush($user);
+            } catch (\Exception $e) {
+                throw new ApiException(sprintf('Error while flushing changes for [%d] %s: %s', $user->getId(), $user->getLogin(), $e->getMessage()), 0, $e);
             }
-                if ($user->getName() !== $userData['name']) {
+
-                    $user->setName($userData['name']);
+            return $user;
+        }
+
+        throw new InvalidResponseException('Invalid API response. Mandatory fields do not exist.');
+    }
+
+    /**
+     * Get array of User objects from API response containing user list
+     *
+     * @param array $users
+     * @return User[]
+     * @throws ApiException
+     * @throws InvalidResponseException
+     */
+    private function getUsersFromList(array $users = [])
+    {
+        if (!is_array($users)) {
+            throw new \InvalidArgumentException('$users must be an array');
+        }
+
+        /** @var User[] $resultUsers */
+        $resultUsers = [];
+
+        foreach ($users as $userInfo) {
+            if (array_key_exists('id', $userInfo) && array_key_exists('login', $userInfo) && array_key_exists('name', $userInfo) && is_numeric($userInfo['id'])) {
+
+                // @todo Optimize with prehashed id's list
+                if (null === ($user = $this->userRepository->find($userInfo['id']))) {
+                    $user = new User((int) $userInfo['id']);
+                    $this->em->persist($user);
+                }
+
+                // Updating data
+                $user
+                    ->setLogin($userInfo['login'])
+                    ->setName($userInfo['name'])
+                ;
+
+                try {
+                    $this->em->flush($user);
+                } catch (\Exception $e) {
+                    throw new ApiException(sprintf('Error while flushing changes for [%d] %s: %s', $user->getId(), $user->getLogin(), $e->getMessage()), 0, $e);
                 }
 
                 $resultUsers[] = $user;
+            } else {
+                throw new InvalidResponseException('Invalid API response. Mandatory fields do not exist.');
             }
         }
 
-        $this->em->flush();
-
         return $resultUsers;
     }
 
     /**
-     * @param $login
+     * Creates avatar with specified size URL for user
+     *
+     * @param User $user
+     * @param int $size
+     * @return string
      */
     public function getAvatarUrl(User $user, $size)
     {
-        return ($this->useHttps ? 'https://' : 'http://') . $this->avatarsBaseUrl . $user->getLogin() . '/' . $size;
+        if (!in_array($size, [self::AVATAR_SIZE_SMALL, self::AVATAR_SIZE_MEDIUM, self::AVATAR_SIZE_LARGE], true)) {
+            throw new \InvalidArgumentException('Avatar size must be one of restricted variants. See UserApi class AVATAR_SIZE_* constants.');
+        }
+
+        return $this->avatarsBaseUrl.urlencode($user->getLogin()).'/'.$size;
     }
 }