Added QueueManager to process background jobs

app/Console/WorkerCommand.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Kanboard\Console;
+
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * Class WorkerCommand
+ *
+ * @package Kanboard\Console
+ * @author  Frederic Guillot
+ */
+class WorkerCommand extends BaseCommand
+{
+    protected function configure()
+    {
+        $this
+            ->setName('worker')
+            ->setDescription('Execute queue worker')
+        ;
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $this->queueManager->listen();
+    }
+}

app/Core/Base.php

@@ -27,6 +27,7 @@ use Pimple\Container;
  * @property \Kanboard\Core\Http\Response                               $response
  * @property \Kanboard\Core\Http\Router                                 $router
  * @property \Kanboard\Core\Http\Route                                  $route
+ * @property \Kanboard\Core\Queue\QueueManager                          $queueManager
  * @property \Kanboard\Core\Mail\Client                                 $emailClient
  * @property \Kanboard\Core\ObjectStorage\ObjectStorageInterface        $objectStorage
  * @property \Kanboard\Core\Plugin\Hook                                 $hook

app/Core/Mail/Client.php

@@ -2,6 +2,7 @@
 
 namespace Kanboard\Core\Mail;
 
+use Kanboard\Job\EmailJob;
 use Pimple\Container;
 use Kanboard\Core\Base;
 
@@ -46,25 +47,31 @@ class Client extends Base
     public function send($email, $name, $subject, $html)
     {
         if (! empty($email)) {
-            $this->logger->debug('Sending email to '.$email.' ('.MAIL_TRANSPORT.')');
-
-            $start_time = microtime(true);
-            $author = 'Kanboard';
-
-            if ($this->userSession->isLogged()) {
-                $author = e('%s via Kanboard', $this->helper->user->getFullname());
-            }
-
-            $this->getTransport(MAIL_TRANSPORT)->sendEmail($email, $name, $subject, $html, $author);
-
-            if (DEBUG) {
-                $this->logger->debug('Email sent in '.round(microtime(true) - $start_time, 6).' seconds');
-            }
+            $this->queueManager->push(EmailJob::getInstance($this->container)
+                ->withParams($email, $name, $subject, $html, $this->getAuthor())
+            );
         }
 
         return $this;
     }
 
+    /**
+     * Get email author
+     *
+     * @access public
+     * @return string
+     */
+    public function getAuthor()
+    {
+        $author = 'Kanboard';
+
+        if ($this->userSession->isLogged()) {
+            $author = e('%s via Kanboard', $this->helper->user->getFullname());
+        }
+
+        return $author;
+    }
+
     /**
      * Get mail transport instance
      *

app/Core/Queue/JobHandler.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace Kanboard\Core\Queue;
+
+use Kanboard\Core\Base;
+use Kanboard\Job\BaseJob;
+use SimpleQueue\Job;
+
+/**
+ * Class JobHandler
+ *
+ * @package Kanboard\Core\Queue
+ * @author  Frederic Guillot
+ */
+class JobHandler extends Base
+{
+    /**
+     * Serialize a job
+     *
+     * @access public
+     * @param  BaseJob $job
+     * @return Job
+     */
+    public function serializeJob(BaseJob $job)
+    {
+        return new Job(array(
+            'class' => get_class($job),
+            'params' => $job->getJobParams(),
+        ));
+    }
+
+    /**
+     * Execute a job
+     *
+     * @access public
+     * @param Job $job
+     */
+    public function executeJob(Job $job)
+    {
+        $payload = $job->getBody();
+        $className = $payload['class'];
+
+        if (DEBUG) {
+            $this->logger->debug(__METHOD__.' Received job => '.$className);
+        }
+
+        $worker = new $className($this->container);
+        call_user_func_array(array($worker, 'execute'), $payload['params']);
+    }
+}

app/Core/Queue/QueueManager.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace Kanboard\Core\Queue;
+
+use Kanboard\Core\Base;
+use Kanboard\Job\BaseJob;
+use LogicException;
+use SimpleQueue\Queue;
+
+/**
+ * Class QueueManager
+ *
+ * @package Kanboard\Core\Queue
+ * @author  Frederic Guillot
+ */
+class QueueManager extends Base
+{
+    /**
+     * @var Queue
+     */
+    protected $queue = null;
+
+    /**
+     * Set queue driver
+     *
+     * @access public
+     * @param  Queue $queue
+     * @return $this
+     */
+    public function setQueue(Queue $queue)
+    {
+        $this->queue = $queue;
+        return $this;
+    }
+
+    /**
+     * Send a new job to the queue
+     *
+     * @access public
+     * @param  BaseJob $job
+     * @return $this
+     */
+    public function push(BaseJob $job)
+    {
+        if ($this->queue !== null) {
+            $this->queue->push(JobHandler::getInstance($this->container)->serializeJob($job));
+        } else {
+            call_user_func_array(array($job, 'execute'), $job->getJobParams());
+        }
+
+        return $this;
+    }
+
+    /**
+     * Wait for new jobs
+     *
+     * @access public
+     * @throws LogicException
+     */
+    public function listen()
+    {
+        if ($this->queue === null) {
+            throw new LogicException('No Queue Driver defined!');
+        }
+
+        while ($job = $this->queue->pull()) {
+            JobHandler::getInstance($this->container)->executeJob($job);
+            $this->queue->completed($job);
+        }
+    }
+}

app/Job/BaseJob.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace Kanboard\Job;
+
+use Kanboard\Core\Base;
+
+/**
+ * Class BaseJob
+ *
+ * @package Kanboard\Job
+ * @author  Frederic Guillot
+ */
+abstract class BaseJob extends Base
+{
+    /**
+     * Job parameters
+     *
+     * @access protected
+     * @var array
+     */
+    protected $jobParams = array();
+
+    /**
+     * Get job parameters
+     *
+     * @access public
+     * @return array
+     */
+    public function getJobParams()
+    {
+        return $this->jobParams;
+    }
+}

app/Job/EmailJob.php

@@ -0,0 +1,54 @@
+<?php
+
+namespace Kanboard\Job;
+
+/**
+ * Class EmailJob
+ *
+ * @package Kanboard\Job
+ * @author  Frederic Guillot
+ */
+class EmailJob extends BaseJob
+{
+    /**
+     * Set job parameters
+     *
+     * @access public
+     * @param  string $email
+     * @param  string $name
+     * @param  string $subject
+     * @param  string $html
+     * @param  string $author
+     * @return $this
+     */
+    public function withParams($email, $name, $subject, $html, $author)
+    {
+        $this->jobParams = array($email, $name, $subject, $html, $author);
+        return $this;
+    }
+
+    /**
+     * Execute job
+     *
+     * @access public
+     * @param  string $email
+     * @param  string $name
+     * @param  string $subject
+     * @param  string $html
+     * @param  string $author
+     */
+    public function execute($email, $name, $subject, $html, $author)
+    {
+        $this->logger->debug(__METHOD__.' Sending email to '.$email.' via '.MAIL_TRANSPORT);
+        $startTime = microtime(true);
+
+        $this->emailClient
+            ->getTransport(MAIL_TRANSPORT)
+            ->sendEmail($email, $name, $subject, $html, $author)
+        ;
+
+        if (DEBUG) {
+            $this->logger->debug('Email sent in '.round(microtime(true) - $startTime, 6).' seconds');
+        }
+    }
+}

app/Job/ProjectMetricJob.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace Kanboard\Job;
+
+/**
+ * Class ProjectMetricJob
+ *
+ * @package Kanboard\Job
+ * @author  Frederic Guillot
+ */
+class ProjectMetricJob extends BaseJob
+{
+    /**
+     * Set job parameters
+     *
+     * @access public
+     * @param  integer $projectId
+     * @return $this
+     */
+    public function withParams($projectId)
+    {
+        $this->jobParams = array($projectId);
+        return $this;
+    }
+
+    /**
+     * Execute job
+     *
+     * @access public
+     * @param  integer $projectId
+     */
+    public function execute($projectId)
+    {
+        $this->logger->debug(__METHOD__.' Run project metrics calculation');
+        $now = date('Y-m-d');
+
+        $this->projectDailyColumnStats->updateTotals($projectId, $now);
+        $this->projectDailyStats->updateTotals($projectId, $now);
+    }
+}

app/ServiceProvider/ActionProvider.php

@@ -36,7 +36,7 @@ use Kanboard\Action\TaskCloseNoActivity;
 /**
  * Action Provider
  *
- * @package serviceProvider
+ * @package Kanboard\ServiceProvider
  * @author  Frederic Guillot
  */
 class ActionProvider implements ServiceProviderInterface

app/ServiceProvider/AuthenticationProvider.php

@@ -17,7 +17,7 @@ use Kanboard\Auth\ReverseProxyAuth;
 /**
  * Authentication Provider
  *
- * @package serviceProvider
+ * @package Kanboard\ServiceProvider
  * @author  Frederic Guillot
  */
 class AuthenticationProvider implements ServiceProviderInterface

app/ServiceProvider/AvatarProvider.php

@@ -12,7 +12,7 @@ use Kanboard\User\Avatar\LetterAvatarProvider;
 /**
  * Avatar Provider
  *
- * @package serviceProvider
+ * @package Kanboard\ServiceProvider
  * @author  Frederic Guillot
  */
 class AvatarProvider implements ServiceProviderInterface

app/ServiceProvider/ClassProvider.php

@@ -11,6 +11,12 @@ use Kanboard\Core\Http\OAuth2;
 use Kanboard\Core\Tool;
 use Kanboard\Core\Http\Client as HttpClient;
 
+/**
+ * Class ClassProvider
+ *
+ * @package Kanboard\ServiceProvider
+ * @author  Frederic Guillot
+ */
 class ClassProvider implements ServiceProviderInterface
 {
     private $classes = array(

app/ServiceProvider/DatabaseProvider.php

@@ -8,6 +8,12 @@ use Pimple\Container;
 use Pimple\ServiceProviderInterface;
 use PicoDb\Database;
 
+/**
+ * Class DatabaseProvider
+ *
+ * @package Kanboard\ServiceProvider
+ * @author  Frederic Guillot
+ */
 class DatabaseProvider implements ServiceProviderInterface
 {
     /**

app/ServiceProvider/EventDispatcherProvider.php

@@ -15,6 +15,12 @@ use Kanboard\Subscriber\SubtaskTimeTrackingSubscriber;
 use Kanboard\Subscriber\TransitionSubscriber;
 use Kanboard\Subscriber\RecurringTaskSubscriber;
 
+/**
+ * Class EventDispatcherProvider
+ *
+ * @package Kanboard\ServiceProvider
+ * @author  Frederic Guillot
+ */
 class EventDispatcherProvider implements ServiceProviderInterface
 {
     public function register(Container $container)

app/ServiceProvider/ExternalLinkProvider.php

@@ -12,7 +12,7 @@ use Kanboard\ExternalLink\FileLinkProvider;
 /**
  * External Link Provider
  *
- * @package serviceProvider
+ * @package Kanboard\ServiceProvider
  * @author  Frederic Guillot
  */
 class ExternalLinkProvider implements ServiceProviderInterface

app/ServiceProvider/FilterProvider.php

@@ -37,7 +37,7 @@ use Pimple\ServiceProviderInterface;
 /**
  * Filter Provider
  *
- * @package serviceProvider
+ * @package Kanboard\ServiceProvider
  * @author  Frederic Guillot
  */
 class FilterProvider implements ServiceProviderInterface

app/ServiceProvider/GroupProvider.php

@@ -11,7 +11,7 @@ use Kanboard\Group\LdapBackendGroupProvider;
 /**
  * Group Provider
  *
- * @package serviceProvider
+ * @package Kanboard\ServiceProvider
  * @author  Frederic Guillot
  */
 class GroupProvider implements ServiceProviderInterface

app/ServiceProvider/HelperProvider.php

@@ -7,6 +7,12 @@ use Kanboard\Core\Template;
 use Pimple\Container;
 use Pimple\ServiceProviderInterface;
 
+/**
+ * Class HelperProvider
+ *
+ * @package Kanboard\ServiceProvider
+ * @author  Frederic Guillot
+ */
 class HelperProvider implements ServiceProviderInterface
 {
     public function register(Container $container)

app/ServiceProvider/LoggingProvider.php

@@ -11,6 +11,12 @@ use SimpleLogger\Stdout;
 use SimpleLogger\Syslog;
 use SimpleLogger\File;
 
+/**
+ * Class LoggingProvider
+ *
+ * @package Kanboard\ServiceProvider
+ * @author  Frederic Guillot
+ */
 class LoggingProvider implements ServiceProviderInterface
 {
     public function register(Container $container)

app/ServiceProvider/NotificationProvider.php

@@ -12,7 +12,7 @@ use Kanboard\Notification\Web as WebNotification;
 /**
  * Notification Provider
  *
- * @package serviceProvider
+ * @package Kanboard\ServiceProvider
  * @author  Frederic Guillot
  */
 class NotificationProvider implements ServiceProviderInterface

app/ServiceProvider/PluginProvider.php

@@ -9,7 +9,7 @@ use Kanboard\Core\Plugin\Loader;
 /**
  * Plugin Provider
  *
- * @package serviceProvider
+ * @package Kanboard\ServiceProvider
  * @author  Frederic Guillot
  */
 class PluginProvider implements ServiceProviderInterface

app/ServiceProvider/QueueProvider.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace Kanboard\ServiceProvider;
+
+use Kanboard\Core\Queue\QueueManager;
+use Pimple\Container;
+use Pimple\ServiceProviderInterface;
+
+/**
+ * Class QueueProvider
+ *
+ * @package Kanboard\ServiceProvider
+ * @author  Frederic Guillot
+ */
+class QueueProvider implements ServiceProviderInterface
+{
+    /**
+     * Registers services on the given container.
+     *
+     * @param Container $container
+     */
+    public function register(Container $container)
+    {
+        $container['queueManager'] = new QueueManager($container);
+        return $container;
+    }
+}

app/ServiceProvider/RouteProvider.php

@@ -10,7 +10,7 @@ use Kanboard\Core\Http\Router;
 /**
  * Route Provider
  *
- * @package serviceProvider
+ * @package Kanboard\ServiceProvider
  * @author  Frederic Guillot
  */
 class RouteProvider implements ServiceProviderInterface

app/ServiceProvider/SessionProvider.php

@@ -11,7 +11,7 @@ use Kanboard\Core\Session\FlashMessage;
 /**
  * Session Provider
  *
- * @package serviceProvider
+ * @package Kanboard\ServiceProvider
  * @author  Frederic Guillot
  */
 class SessionProvider implements ServiceProviderInterface

app/Subscriber/ProjectDailySummarySubscriber.php

@@ -3,6 +3,7 @@
 namespace Kanboard\Subscriber;
 
 use Kanboard\Event\TaskEvent;
+use Kanboard\Job\ProjectMetricJob;
 use Kanboard\Model\Task;
 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 
@@ -23,8 +24,7 @@ class ProjectDailySummarySubscriber extends BaseSubscriber implements EventSubsc
     {
         if (isset($event['project_id']) && !$this->isExecuted()) {
             $this->logger->debug('Subscriber executed: '.__METHOD__);
-            $this->projectDailyColumnStats->updateTotals($event['project_id'], date('Y-m-d'));
-            $this->projectDailyStats->updateTotals($event['project_id'], date('Y-m-d'));
+            $this->queueManager->push(ProjectMetricJob::getInstance($this->container)->withParams($event['project_id']));
         }
     }
 }

app/common.php

@@ -45,4 +45,5 @@ $container->register(new Kanboard\ServiceProvider\ActionProvider());
 $container->register(new Kanboard\ServiceProvider\ExternalLinkProvider());
 $container->register(new Kanboard\ServiceProvider\AvatarProvider());
 $container->register(new Kanboard\ServiceProvider\FilterProvider());
+$container->register(new Kanboard\ServiceProvider\QueueProvider());
 $container->register(new Kanboard\ServiceProvider\PluginProvider());