diff --git a/RoboFile.php b/RoboFile.php
index f33940863a..e701b8f872 100644
--- a/RoboFile.php
+++ b/RoboFile.php
@@ -35,7 +35,7 @@ class RoboFile extends \Robo\Tasks {
     );
 
     $list = array();
-    foreach($files as $file) {
+    foreach ($files as $file) {
       $list[] = $file[0];
     }
 
@@ -117,7 +117,7 @@ class RoboFile extends \Robo\Tasks {
 
     // Create manifest file
     $manifest = [];
-    foreach(glob('assets/dist/css/*.css') as $style) {
+    foreach (glob('assets/dist/css/*.css') as $style) {
       // Hash and rename styles if production environment
       if($opts['env'] === 'production') {
         $hashed_style = sprintf(
diff --git a/lib/API/JSON/API.php b/lib/API/JSON/API.php
index 3918c923c1..d9d442d90e 100644
--- a/lib/API/JSON/API.php
+++ b/lib/API/JSON/API.php
@@ -46,7 +46,7 @@ class API {
     $this->access_control = $access_control;
     $this->settings = $settings;
     $this->wp = $wp;
-    foreach($this->_available_api_versions as $available_api_version) {
+    foreach ($this->_available_api_versions as $available_api_version) {
       $this->addEndpointNamespace(
         sprintf('%s\%s', __NAMESPACE__, $available_api_version),
         $available_api_version
@@ -116,7 +116,7 @@ class API {
       $error_response = $this->createErrorResponse(Error::BAD_REQUEST, $error_message, Response::STATUS_BAD_REQUEST);
       return $error_response;
     } else if(!empty($this->_endpoint_namespaces[$this->_request_api_version])) {
-      foreach($this->_endpoint_namespaces[$this->_request_api_version] as $namespace) {
+      foreach ($this->_endpoint_namespaces[$this->_request_api_version] as $namespace) {
         $endpoint_class = sprintf(
           '%s\%s',
           $namespace,
diff --git a/lib/API/JSON/v1/AutomatedLatestContent.php b/lib/API/JSON/v1/AutomatedLatestContent.php
index d81160e63e..0a0e184cb4 100644
--- a/lib/API/JSON/v1/AutomatedLatestContent.php
+++ b/lib/API/JSON/v1/AutomatedLatestContent.php
@@ -81,11 +81,11 @@ class AutomatedLatestContent extends APIEndpoint {
     $used_posts = array();
     $rendered_posts = array();
 
-    foreach($data['blocks'] as $block) {
+    foreach ($data['blocks'] as $block) {
       $posts = $this->ALC->getPosts($block, $used_posts);
       $rendered_posts[] = $this->ALC->transformPosts($block, $posts);
 
-      foreach($posts as $post) {
+      foreach ($posts as $post) {
         $used_posts[] = $post->ID;
       }
     }
diff --git a/lib/API/JSON/v1/Forms.php b/lib/API/JSON/v1/Forms.php
index 3c74d77a4b..bf63f74f3c 100644
--- a/lib/API/JSON/v1/Forms.php
+++ b/lib/API/JSON/v1/Forms.php
@@ -49,7 +49,7 @@ class Forms extends APIEndpoint {
     $listing_data = $this->listing_handler->get('\MailPoet\Models\Form', $data);
 
     $data = array();
-    foreach($listing_data['items'] as $form) {
+    foreach ($listing_data['items'] as $form) {
       $form = $form->asArray();
 
       $form['signups'] = StatisticsForms::getTotalSignups($form['id']);
@@ -161,7 +161,7 @@ class Forms extends APIEndpoint {
     $is_widget = false;
     $widgets = get_option('widget_mailpoet_form');
     if(!empty($widgets)) {
-      foreach($widgets as $widget) {
+      foreach ($widgets as $widget) {
         if(isset($widget['form']) && (int)$widget['form'] === $form_id) {
           $is_widget = true;
           break;
@@ -173,7 +173,7 @@ class Forms extends APIEndpoint {
     // or if it's selected by the admin
     $has_segment_selection = false;
     $list_selection = [];
-    foreach($body as $i => $block) {
+    foreach ($body as $i => $block) {
       if($block['type'] === 'segment') {
         $has_segment_selection = true;
         if(!empty($block['params']['values'])) {
diff --git a/lib/API/JSON/v1/Newsletters.php b/lib/API/JSON/v1/Newsletters.php
index ed4f4a72b9..5925f72798 100644
--- a/lib/API/JSON/v1/Newsletters.php
+++ b/lib/API/JSON/v1/Newsletters.php
@@ -108,7 +108,7 @@ class Newsletters extends APIEndpoint {
     if(!empty($segments)) {
       NewsletterSegment::where('newsletter_id', $newsletter->id)
         ->deleteMany();
-      foreach($segments as $segment) {
+      foreach ($segments as $segment) {
         if(!is_array($segment)) continue;
         $relation = NewsletterSegment::create();
         $relation->segment_id = (int)$segment['id'];
@@ -127,7 +127,7 @@ class Newsletters extends APIEndpoint {
         $newsletter->type
       )->findMany();
       // update newsletter options
-      foreach($option_fields as $option_field) {
+      foreach ($option_fields as $option_field) {
         if(isset($options[$option_field->name])) {
           $newsletter_option = NewsletterOption::createOrUpdate(
             array(
@@ -406,7 +406,7 @@ class Newsletters extends APIEndpoint {
     $listing_data = $this->listing_handler->get('\MailPoet\Models\Newsletter', $data);
 
     $data = array();
-    foreach($listing_data['items'] as $newsletter) {
+    foreach ($listing_data['items'] as $newsletter) {
       $queue = false;
 
       if($newsletter->type === Newsletter::TYPE_STANDARD) {
@@ -504,7 +504,7 @@ class Newsletters extends APIEndpoint {
           'newsletter_type', $newsletter->type
         )->findArray();
 
-        foreach($option_fields as $option_field) {
+        foreach ($option_fields as $option_field) {
           if(isset($options[$option_field['name']])) {
             $relation = NewsletterOption::create();
             $relation->newsletter_id = $newsletter->id;
diff --git a/lib/API/JSON/v1/Segments.php b/lib/API/JSON/v1/Segments.php
index 1ff2fb5cc9..5ce04418bc 100644
--- a/lib/API/JSON/v1/Segments.php
+++ b/lib/API/JSON/v1/Segments.php
@@ -46,7 +46,7 @@ class Segments extends APIEndpoint {
     $listing_data = $this->listing_handler->get('\MailPoet\Models\Segment', $data);
 
     $data = array();
-    foreach($listing_data['items'] as $segment) {
+    foreach ($listing_data['items'] as $segment) {
       $segment->subscribers_url = admin_url(
         'admin.php?page=mailpoet-subscribers#/filter[segment='.$segment->id.']'
       );
diff --git a/lib/API/JSON/v1/Settings.php b/lib/API/JSON/v1/Settings.php
index 98921fd015..c7e01809d0 100644
--- a/lib/API/JSON/v1/Settings.php
+++ b/lib/API/JSON/v1/Settings.php
@@ -36,7 +36,7 @@ class Settings extends APIEndpoint {
             __('You have not specified any settings to be saved.', 'mailpoet')
         ));
     } else {
-      foreach($settings as $name => $value) {
+      foreach ($settings as $name => $value) {
         $this->settings->set($name, $value);
       }
       $bridge = new Bridge();
diff --git a/lib/API/JSON/v1/Subscribers.php b/lib/API/JSON/v1/Subscribers.php
index bb05f3542a..b8765acd94 100644
--- a/lib/API/JSON/v1/Subscribers.php
+++ b/lib/API/JSON/v1/Subscribers.php
@@ -89,7 +89,7 @@ class Subscribers extends APIEndpoint {
     }
 
     $data = array();
-    foreach($listing_data['items'] as $subscriber) {
+    foreach ($listing_data['items'] as $subscriber) {
       $data[] = $subscriber
         ->withSubscriptions()
         ->asArray();
diff --git a/lib/API/MP/v1/API.php b/lib/API/MP/v1/API.php
index 51bce19f62..138bf91f90 100644
--- a/lib/API/MP/v1/API.php
+++ b/lib/API/MP/v1/API.php
@@ -52,7 +52,7 @@ class API {
     );
 
     $custom_fields = CustomField::selectMany(array('id', 'name'))->findMany();
-    foreach($custom_fields as $custom_field) {
+    foreach ($custom_fields as $custom_field) {
       $data[] = array(
         'id' => 'cf_' . $custom_field->id,
         'name' => $custom_field->name
@@ -88,7 +88,7 @@ class API {
 
     // throw exception when trying to subscribe to WP Users or WooCommerce Customers segments
     $found_segments_ids = array();
-    foreach($found_segments as $found_segment) {
+    foreach ($found_segments as $found_segment) {
       if($found_segment->type === Segment::TYPE_WP_USERS) {
         throw new \Exception(__(sprintf("Can't subscribe to a WordPress Users list with ID %d.", $found_segment->id), 'mailpoet'));
       }
@@ -142,7 +142,7 @@ class API {
 
     // throw exception when trying to subscribe to WP Users or WooCommerce Customers segments
     $found_segments_ids = array();
-    foreach($found_segments as $segment) {
+    foreach ($found_segments as $segment) {
       if($segment->type === Segment::TYPE_WP_USERS) {
         throw new \Exception(__(sprintf("Can't unsubscribe from a WordPress Users list with ID %d.", $segment->id), 'mailpoet'));
       }
@@ -287,7 +287,7 @@ class API {
   protected function _scheduleWelcomeNotification(Subscriber $subscriber, array $segments) {
     $result = Scheduler::scheduleSubscriberWelcomeNotification($subscriber->id, $segments);
     if(is_array($result)) {
-      foreach($result as $queue) {
+      foreach ($result as $queue) {
         if($queue instanceof Sending && $queue->getErrors()) {
           throw new \Exception(
             __(sprintf('Subscriber added, but welcome email failed to send: %s', strtolower(implode(', ', $queue->getErrors()))), 'mailpoet')
diff --git a/lib/Config/Capabilities.php b/lib/Config/Capabilities.php
index de1837c45e..bdf8c90f8f 100644
--- a/lib/Config/Capabilities.php
+++ b/lib/Config/Capabilities.php
@@ -27,8 +27,8 @@ class Capabilities {
   function setupWPCapabilities() {
     $permissions = AccessControl::getDefaultPermissions();
     $role_objects = array();
-    foreach($permissions as $name => $roles) {
-      foreach($roles as $role) {
+    foreach ($permissions as $name => $roles) {
+      foreach ($roles as $role) {
         if(!isset($role_objects[$role])) {
           $role_objects[$role] = get_role($role);
         }
@@ -41,8 +41,8 @@ class Capabilities {
   function removeWPCapabilities() {
     $permissions = AccessControl::getDefaultPermissions();
     $role_objects = array();
-    foreach($permissions as $name => $roles) {
-      foreach($roles as $role) {
+    foreach ($permissions as $name => $roles) {
+      foreach ($roles as $role) {
         if(!isset($role_objects[$role])) {
           $role_objects[$role] = get_role($role);
         }
@@ -79,7 +79,7 @@ class Capabilities {
 
   function registerMembersCapabilities() {
     $permissions = AccessControl::getPermissionLabels();
-    foreach($permissions as $name => $label) {
+    foreach ($permissions as $name => $label) {
       $this->registerMembersCapability($name, $label);
     }
   }
diff --git a/lib/Config/DeferredAdminNotices.php b/lib/Config/DeferredAdminNotices.php
index 5c80d1f667..fbd5a88258 100644
--- a/lib/Config/DeferredAdminNotices.php
+++ b/lib/Config/DeferredAdminNotices.php
@@ -23,7 +23,7 @@ class DeferredAdminNotices {
   public function printAndClean() {
     $notices = get_option(DeferredAdminNotices::OPTIONS_KEY_NAME, array());
 
-    foreach($notices as $notice) {
+    foreach ($notices as $notice) {
       $notice = new Notice(Notice::TYPE_WARNING, $notice["message"]);
       add_action('network_admin_notices', array($notice, 'displayWPNotice'));
     }
@@ -33,4 +33,4 @@ class DeferredAdminNotices {
     }
   }
 
-}
\ No newline at end of file
+}
diff --git a/lib/Config/MP2Migrator.php b/lib/Config/MP2Migrator.php
index 8943eef445..ca9dee14c6 100644
--- a/lib/Config/MP2Migrator.php
+++ b/lib/Config/MP2Migrator.php
@@ -328,7 +328,7 @@ class MP2Migrator {
       $lists_count = count($lists);
 
       if(is_array($lists)) {
-        foreach($lists as $list) {
+        foreach ($lists as $list) {
           $segment = $this->importSegment($list);
           if(!empty($segment)) {
             $imported_segments_count++;
@@ -412,7 +412,7 @@ class MP2Migrator {
     $this->log(__("Importing custom fields...", 'mailpoet'));
     $custom_fields = $this->getCustomFields();
 
-    foreach($custom_fields as $custom_field) {
+    foreach ($custom_fields as $custom_field) {
       $result = $this->importCustomField($custom_field);
       if(!empty($result)) {
         $imported_custom_fields_count++;
@@ -567,7 +567,7 @@ class MP2Migrator {
       $users_count = count($users);
 
       if(is_array($users)) {
-        foreach($users as $user) {
+        foreach ($users as $user) {
           $subscriber = $this->importSubscriber($user);
           if(!empty($subscriber)) {
             $imported_subscribers_count++;
@@ -675,7 +675,7 @@ class MP2Migrator {
    */
   private function importSubscriberSegments($subscriber, $user_id) {
     $user_lists = $this->getUserLists($user_id);
-    foreach($user_lists as $user_list) {
+    foreach ($user_lists as $user_list) {
       $this->importSubscriberSegment($subscriber->id, $user_list);
     }
   }
@@ -736,7 +736,7 @@ class MP2Migrator {
    */
   private function importSubscriberCustomFields($subscriber, $user) {
     $imported_custom_fields = $this->getImportedCustomFields();
-    foreach($imported_custom_fields as $custom_field) {
+    foreach ($imported_custom_fields as $custom_field) {
       $custom_field_column = 'cf_' . $custom_field['id'];
       $this->importSubscriberCustomField($subscriber->id, $custom_field, $user[$custom_field_column]);
     }
@@ -794,7 +794,7 @@ class MP2Migrator {
   public function getImportedMapping($model) {
     $mappings = array();
     $mapping_relations = MappingToExternalEntities::where('type', $model)->findArray();
-    foreach($mapping_relations as $relation) {
+    foreach ($mapping_relations as $relation) {
       $mappings[$relation['old_id']] = $relation['new_id'];
     }
     return $mappings;
@@ -818,7 +818,7 @@ class MP2Migrator {
       $forms_count = count($forms);
 
       if(is_array($forms)) {
-        foreach($forms as $form) {
+        foreach ($forms as $form) {
           $new_form = $this->importForm($form);
           if(!empty($new_form)) {
             $imported_forms_count++;
@@ -876,7 +876,7 @@ class MP2Migrator {
     );
 
     $mp3_form_body = array();
-    foreach($body as $field) {
+    foreach ($body as $field) {
       $type = $this->mapCustomFieldType($field['type']);
       if($type == 'segment') {
           $field_id = 'segments';
@@ -927,7 +927,7 @@ class MP2Migrator {
    */
   private function getMappedSegmentIds($mp2_list_ids) {
     $mp3_segment_ids = array();
-    foreach($mp2_list_ids as $list_id) {
+    foreach ($mp2_list_ids as $list_id) {
       if(isset($this->segments_mapping[$list_id])) {
         $mp3_segment_ids[] = $this->segments_mapping[$list_id];
       }
@@ -970,9 +970,9 @@ class MP2Migrator {
    */
   private function replaceListIds($values) {
     $mp3_values = array();
-    foreach($values as $value) {
+    foreach ($values as $value) {
       $mp3_value = array();
-      foreach($value as $item => $item_value) {
+      foreach ($value as $item => $item_value) {
         if(($item == 'list_id') && isset($this->segments_mapping[$item_value])) {
           $segment_id = $this->segments_mapping[$item_value];
           $mp3_value['id'] = $segment_id;
diff --git a/lib/Config/Menu.php b/lib/Config/Menu.php
index e7a19d1035..3a1ca81667 100644
--- a/lib/Config/Menu.php
+++ b/lib/Config/Menu.php
@@ -547,7 +547,7 @@ class Menu {
       if(!empty($field['params']['values'])) {
         $values = array();
 
-        foreach($field['params']['values'] as $value) {
+        foreach ($field['params']['values'] as $value) {
           $values[$value['value']] = $value['value'];
         }
         $field['params']['values'] = $values;
@@ -780,7 +780,7 @@ class Menu {
       $screen_id = $_REQUEST['page'];
     }
     if(!empty($exclude)) {
-      foreach($exclude as $slug) {
+      foreach ($exclude as $slug) {
         if(stripos($screen_id, $slug) !== false) {
           return false;
         }
diff --git a/lib/Config/Migrator.php b/lib/Config/Migrator.php
index 26fc3cc7c9..53da64502b 100644
--- a/lib/Config/Migrator.php
+++ b/lib/Config/Migrator.php
@@ -52,7 +52,7 @@ class Migrator {
     global $wpdb;
 
     $output = [];
-    foreach($this->models as $model) {
+    foreach ($this->models as $model) {
       $modelMethod = Helpers::underscoreToCamelCase($model);
       $output = array_merge(dbDelta($this->$modelMethod()), $output);
     }
diff --git a/lib/Config/Populator.php b/lib/Config/Populator.php
index 6f21300eb7..58235cff90 100644
--- a/lib/Config/Populator.php
+++ b/lib/Config/Populator.php
@@ -325,7 +325,7 @@ class Populator {
 
   protected function newsletterTemplates() {
     $templates = array();
-    foreach($this->templates as $template) {
+    foreach ($this->templates as $template) {
       $template = self::TEMPLATES_NAMESPACE . $template;
       $template = new $template(Env::$assets_url);
       $templates[] = $template->get();
@@ -351,7 +351,7 @@ class Populator {
     $remove_duplicates =
       isset($data_descriptor['remove_duplicates']) && $data_descriptor['remove_duplicates'];
 
-    foreach($rows as $row) {
+    foreach ($rows as $row) {
       $existence_comparison_fields = array_intersect_key(
         $row,
         $identification_columns
@@ -405,7 +405,7 @@ class Populator {
 
     $conditions = array('1=1');
     $values = array();
-    foreach($where as $field => $value) {
+    foreach ($where as $field => $value) {
       $conditions[] = "`t1`.`$field` = `t2`.`$field`";
       $conditions[] = "`t1`.`$field` = %s";
       $values[] = $value;
diff --git a/lib/Config/RequirementsChecker.php b/lib/Config/RequirementsChecker.php
index 018ee4e69d..deaa8bad34 100644
--- a/lib/Config/RequirementsChecker.php
+++ b/lib/Config/RequirementsChecker.php
@@ -49,7 +49,7 @@ class RequirementsChecker {
       self::TEST_VENDOR_SOURCE
     );
     $results = array();
-    foreach($available_tests as $test) {
+    foreach ($available_tests as $test) {
       $results[$test] = call_user_func(array($this, 'check' .  $test));
     }
     return $results;
@@ -68,7 +68,7 @@ class RequirementsChecker {
       );
       return $this->processError($error);
     }
-    foreach($paths as $path) {
+    foreach ($paths as $path) {
       $index_file = $path . '/index.php';
       if(!file_exists($index_file)) {
         file_put_contents(
@@ -108,7 +108,7 @@ class RequirementsChecker {
   }
 
   function checkVendorSource() {
-    foreach($this->vendor_classes as $dependency) {
+    foreach ($this->vendor_classes as $dependency) {
       $dependency_path = $this->getDependencyPath($dependency);
       if(!$dependency_path) {
         $error = sprintf(
diff --git a/lib/Config/Shortcodes.php b/lib/Config/Shortcodes.php
index 4a015ba48b..89c032d6c8 100644
--- a/lib/Config/Shortcodes.php
+++ b/lib/Config/Shortcodes.php
@@ -11,7 +11,7 @@ use MailPoet\WP\Functions as WPFunctions;
 
 class Shortcodes {
   private $wp;
-  
+
   function __construct() {
     $this->wp = new WPFunctions;
   }
@@ -102,7 +102,7 @@ class Shortcodes {
         $html .= '<h3 class="mailpoet_archive_title">'.$title.'</h3>';
       }
       $html .= '<ul class="mailpoet_archive">';
-      foreach($newsletters as $newsletter) {
+      foreach ($newsletters as $newsletter) {
         $queue = $newsletter->queue()->findOne();
         $html .= '<li>'.
           '<span class="mailpoet_archive_date">'.
diff --git a/lib/Cron/Workers/Bounce.php b/lib/Cron/Workers/Bounce.php
index c4c175fc88..d3430a001a 100644
--- a/lib/Cron/Workers/Bounce.php
+++ b/lib/Cron/Workers/Bounce.php
@@ -57,7 +57,7 @@ class Bounce extends SimpleWorker {
 
     $task_subscribers = new TaskSubscribers($task);
 
-    foreach($subscriber_batches as $subscribers_to_process_ids) {
+    foreach ($subscriber_batches as $subscribers_to_process_ids) {
       // abort if execution limit is reached
       CronHelper::enforceExecutionLimit($this->timer);
 
@@ -81,7 +81,7 @@ class Bounce extends SimpleWorker {
   }
 
   function processApiResponse(array $checked_emails) {
-    foreach($checked_emails as $email) {
+    foreach ($checked_emails as $email) {
       if(!isset($email['address'], $email['bounce'])) {
         continue;
       }
diff --git a/lib/Cron/Workers/Scheduler.php b/lib/Cron/Workers/Scheduler.php
index 0caec77cbd..a327d29ad9 100644
--- a/lib/Cron/Workers/Scheduler.php
+++ b/lib/Cron/Workers/Scheduler.php
@@ -34,7 +34,7 @@ class Scheduler {
     $scheduled_queues = self::getScheduledQueues();
     if(!count($scheduled_queues)) return false;
     $this->updateTasks($scheduled_queues);
-    foreach($scheduled_queues as $i => $queue) {
+    foreach ($scheduled_queues as $i => $queue) {
       $newsletter = Newsletter::findOneWithOptions($queue->newsletter_id);
       if(!$newsletter || $newsletter->deleted_at !== null) {
         $queue->delete();
diff --git a/lib/Cron/Workers/SendingQueue/Migration.php b/lib/Cron/Workers/SendingQueue/Migration.php
index 38fda2a5dc..25c23496b2 100644
--- a/lib/Cron/Workers/SendingQueue/Migration.php
+++ b/lib/Cron/Workers/SendingQueue/Migration.php
@@ -131,11 +131,11 @@ class Migration extends SimpleWorker {
     );
 
     if(!empty($queues)) {
-      foreach(array_chunk($queues, self::BATCH_SIZE) as $queue_batch) {
+      foreach (array_chunk($queues, self::BATCH_SIZE) as $queue_batch) {
         // abort if execution limit is reached
         CronHelper::enforceExecutionLimit($this->timer);
 
-        foreach($queue_batch as $queue) {
+        foreach ($queue_batch as $queue) {
           // create a new scheduled task of type "sending"
           $wpdb->query(sprintf(
             'INSERT IGNORE INTO %1$s (`type`, %2$s) ' .
@@ -180,7 +180,7 @@ class Migration extends SimpleWorker {
     }
 
     if(!empty($task_ids)) {
-      foreach($task_ids as $task_id) {
+      foreach ($task_ids as $task_id) {
         // abort if execution limit is reached
         CronHelper::enforceExecutionLimit($this->timer);
 
@@ -215,7 +215,7 @@ class Migration extends SimpleWorker {
 
     if(!empty($subscribers['to_process'])) {
       $subscribers_to_migrate = array_slice($subscribers['to_process'], $migrated_unprocessed_count);
-      foreach($subscribers_to_migrate as $sub_id) {
+      foreach ($subscribers_to_migrate as $sub_id) {
         // abort if execution limit is reached
         CronHelper::enforceExecutionLimit($this->timer);
 
@@ -229,7 +229,7 @@ class Migration extends SimpleWorker {
 
     if(!empty($subscribers['processed'])) {
       $subscribers_to_migrate = array_slice($subscribers['processed'], $migrated_processed_count);
-      foreach($subscribers_to_migrate as $sub_id) {
+      foreach ($subscribers_to_migrate as $sub_id) {
         // abort if execution limit is reached
         CronHelper::enforceExecutionLimit($this->timer);
 
diff --git a/lib/Cron/Workers/SendingQueue/SendingErrorHandler.php b/lib/Cron/Workers/SendingQueue/SendingErrorHandler.php
index 0470369cc3..df0265bf52 100644
--- a/lib/Cron/Workers/SendingQueue/SendingErrorHandler.php
+++ b/lib/Cron/Workers/SendingQueue/SendingErrorHandler.php
@@ -27,7 +27,7 @@ class SendingErrorHandler {
   }
 
   private function processSoftError(MailerError $error, SendingTask $sending_task, $prepared_subscribers_ids, $prepared_subscribers) {
-    foreach($error->getSubscriberErrors() as $subscriber_error) {
+    foreach ($error->getSubscriberErrors() as $subscriber_error) {
       $subscriber_id_index = array_search($subscriber_error->getEmail(), $prepared_subscribers);
       $message = $subscriber_error->getMessage() ?: $error->getMessage();
       $sending_task->saveSubscriberError($prepared_subscribers_ids[$subscriber_id_index], $message);
diff --git a/lib/Cron/Workers/SendingQueue/SendingQueue.php b/lib/Cron/Workers/SendingQueue/SendingQueue.php
index f1b3faf4ce..5a9c001997 100644
--- a/lib/Cron/Workers/SendingQueue/SendingQueue.php
+++ b/lib/Cron/Workers/SendingQueue/SendingQueue.php
@@ -45,7 +45,7 @@ class SendingQueue {
 
   function process() {
     $this->enforceSendingAndExecutionLimits();
-    foreach(self::getRunningQueues() as $queue) {
+    foreach (self::getRunningQueues() as $queue) {
       if(!$queue instanceof SendingTask) continue;
       ScheduledTaskModel::touchAllByIds(array($queue->task_id));
 
@@ -71,7 +71,7 @@ class SendingQueue {
       $newsletter_segments_ids = $this->newsletter_task->getNewsletterSegments($newsletter);
       // get subscribers
       $subscriber_batches = new BatchIterator($queue->task_id, $this->batch_size);
-      foreach($subscriber_batches as $subscribers_to_process_ids) {
+      foreach ($subscriber_batches as $subscribers_to_process_ids) {
         if(!empty($newsletter_segments_ids[0])) {
           // Check that subscribers are in segments
           $finder = new SubscribersFinder();
@@ -120,7 +120,7 @@ class SendingQueue {
     $prepared_subscribers_ids = array();
     $unsubscribe_urls = array();
     $statistics = array();
-    foreach($subscribers as $subscriber) {
+    foreach ($subscribers as $subscriber) {
       // render shortcodes and replace subscriber data in tracked links
       $prepared_newsletters[] =
         $this->newsletter_task->prepareNewsletterForSending(
diff --git a/lib/Cron/Workers/SendingQueue/Tasks/Posts.php b/lib/Cron/Workers/SendingQueue/Tasks/Posts.php
index 87839508d6..63dde7994b 100644
--- a/lib/Cron/Workers/SendingQueue/Tasks/Posts.php
+++ b/lib/Cron/Workers/SendingQueue/Tasks/Posts.php
@@ -20,7 +20,7 @@ class Posts {
       return false;
     }
     $newsletter_id = $newsletter->parent_id; // parent post notification
-    foreach($matched_posts_ids as $post_id) {
+    foreach ($matched_posts_ids as $post_id) {
       $newsletter_post = NewsletterPost::create();
       $newsletter_post->newsletter_id = $newsletter_id;
       $newsletter_post->post_id = $post_id;
diff --git a/lib/Cron/Workers/SimpleWorker.php b/lib/Cron/Workers/SimpleWorker.php
index 3c637a5c73..61b800ef50 100644
--- a/lib/Cron/Workers/SimpleWorker.php
+++ b/lib/Cron/Workers/SimpleWorker.php
@@ -47,10 +47,10 @@ abstract class SimpleWorker {
       return false;
     }
 
-    foreach($scheduled_tasks as $i => $task) {
+    foreach ($scheduled_tasks as $i => $task) {
       $this->prepareTask($task);
     }
-    foreach($running_tasks as $i => $task) {
+    foreach ($running_tasks as $i => $task) {
       $this->processTask($task);
     }
 
diff --git a/lib/Cron/Workers/StatsNotifications/Worker.php b/lib/Cron/Workers/StatsNotifications/Worker.php
index f5c859f7e3..7d474020f8 100644
--- a/lib/Cron/Workers/StatsNotifications/Worker.php
+++ b/lib/Cron/Workers/StatsNotifications/Worker.php
@@ -43,7 +43,7 @@ class Worker {
   function process() {
     $settings = $this->settings->get(self::SETTINGS_KEY);
     $this->mailer->sender = $this->mailer->getSenderNameAndAddress($this->constructSenderEmail());
-    foreach(self::getDueTasks() as $task) {
+    foreach (self::getDueTasks() as $task) {
       try {
         $this->mailer->send($this->constructNewsletter($task), $settings['address']);
       } catch(\Exception $e) {
diff --git a/lib/Form/Block/Base.php b/lib/Form/Block/Base.php
index fc58fed922..60ae682712 100644
--- a/lib/Form/Block/Base.php
+++ b/lib/Form/Block/Base.php
@@ -54,7 +54,7 @@ abstract class Base {
 
     if(!empty($rules)) {
       $rules = array_unique($rules);
-      foreach($rules as $rule => $value) {
+      foreach ($rules as $rule => $value) {
         if(is_bool($value)) {
           $value = ($value) ? 'true' : 'false';
         }
diff --git a/lib/Form/Block/Checkbox.php b/lib/Form/Block/Checkbox.php
index 6bc08c5b83..2adaa7c71e 100644
--- a/lib/Form/Block/Checkbox.php
+++ b/lib/Form/Block/Checkbox.php
@@ -22,7 +22,7 @@ class Checkbox extends Base {
 
     $selected_value = self::getFieldValue($block);
 
-    foreach($options as $option) {
+    foreach ($options as $option) {
       $html .= '<label class="mailpoet_checkbox_label">';
       $html .= '<input type="checkbox" class="mailpoet_checkbox" ';
 
@@ -51,4 +51,4 @@ class Checkbox extends Base {
 
     return $html;
   }
-}
\ No newline at end of file
+}
diff --git a/lib/Form/Block/Date.php b/lib/Form/Block/Date.php
index 7b75c298a7..154580d10f 100644
--- a/lib/Form/Block/Date.php
+++ b/lib/Form/Block/Date.php
@@ -67,7 +67,7 @@ class Date extends Base {
       }
     }
 
-    foreach($date_selectors as $date_selector) {
+    foreach ($date_selectors as $date_selector) {
       if($date_selector === 'DD') {
         $block['selected'] = $day;
         $html .= '<select class="mailpoet_date_day" ';
diff --git a/lib/Form/Block/Radio.php b/lib/Form/Block/Radio.php
index 2ca39c9d8b..d5c2e0fbaa 100644
--- a/lib/Form/Block/Radio.php
+++ b/lib/Form/Block/Radio.php
@@ -22,7 +22,7 @@ class Radio extends Base {
 
     $selected_value = self::getFieldValue($block);
 
-    foreach($options as $option) {
+    foreach ($options as $option) {
       $html .= '<label class="mailpoet_radio_label">';
 
       $html .= '<input type="radio" class="mailpoet_radio" ';
@@ -58,4 +58,4 @@ class Radio extends Base {
 
     return $html;
   }
-}
\ No newline at end of file
+}
diff --git a/lib/Form/Block/Segment.php b/lib/Form/Block/Segment.php
index ac6aee3b2e..592a60e2d1 100644
--- a/lib/Form/Block/Segment.php
+++ b/lib/Form/Block/Segment.php
@@ -20,7 +20,7 @@ class Segment extends Base {
       : array()
     );
 
-    foreach($options as $option) {
+    foreach ($options as $option) {
       if(!isset($option['id']) || !isset($option['name'])) continue;
 
       $is_checked = (isset($option['is_checked']) && $option['is_checked']) ? 'checked="checked"' : '';
@@ -40,4 +40,4 @@ class Segment extends Base {
 
     return $html;
   }
-}
\ No newline at end of file
+}
diff --git a/lib/Form/Block/Select.php b/lib/Form/Block/Select.php
index e22af3e777..71bbc54c59 100644
--- a/lib/Form/Block/Select.php
+++ b/lib/Form/Block/Select.php
@@ -28,7 +28,7 @@ class Select extends Base {
       : array()
     );
 
-    foreach($options as $option) {
+    foreach ($options as $option) {
       if(!empty($option['is_hidden'])) {
         continue;
       }
@@ -59,4 +59,4 @@ class Select extends Base {
 
     return $html;
   }
-}
\ No newline at end of file
+}
diff --git a/lib/Form/Renderer.php b/lib/Form/Renderer.php
index ba76b011dc..bc6234016b 100644
--- a/lib/Form/Renderer.php
+++ b/lib/Form/Renderer.php
@@ -46,7 +46,7 @@ class Renderer {
     $html = ($honeypot_enabled) ?
       '<label class="mailpoet_hp_email_label">' . __('Please leave this field empty', 'mailpoet') . '<input type="email" name="data[email]"></label>' :
       '';
-    foreach($blocks as $key => $block) {
+    foreach ($blocks as $key => $block) {
       if($block['type'] == 'submit' && $settings->get('re_captcha.enabled')) {
         $site_key = $settings->get('re_captcha.site_token');
         $html .= '<div class="mailpoet_recaptcha" data-sitekey="'. $site_key .'">
@@ -70,7 +70,7 @@ class Renderer {
       }
       $html .= static::renderBlock($block) . PHP_EOL;
     }
-    
+
     return $html;
   }
 
diff --git a/lib/Form/Util/FieldNameObfuscator.php b/lib/Form/Util/FieldNameObfuscator.php
index 4e29b49d89..928c2e826e 100644
--- a/lib/Form/Util/FieldNameObfuscator.php
+++ b/lib/Form/Util/FieldNameObfuscator.php
@@ -17,7 +17,7 @@ class FieldNameObfuscator {
 
   public function deobfuscateFormPayload($data) {
     $result = array();
-    foreach($data as $key => $value) {
+    foreach ($data as $key => $value) {
       $result[$this->deobfuscateField($key)] = $value;
     }
     return $result;
@@ -35,4 +35,4 @@ class FieldNameObfuscator {
     return strpos($name, FieldNameObfuscator::OBFUSCATED_FIELD_PREFIX) === 0;
   }
 
-}
\ No newline at end of file
+}
diff --git a/lib/Form/Util/Styles.php b/lib/Form/Util/Styles.php
index 3109620e90..26d8a33802 100644
--- a/lib/Form/Util/Styles.php
+++ b/lib/Form/Util/Styles.php
@@ -89,7 +89,7 @@ EOL;
     $styles = new CSSParser($this->stylesheet);
     $styles = $styles->parse();
     $formatted_styles = array();
-    foreach($styles->getAllDeclarationBlocks() as $style_declaration) {
+    foreach ($styles->getAllDeclarationBlocks() as $style_declaration) {
       $selectors = array_map(function($selector) use ($prefix) {
         return sprintf('%s %s', $prefix, $selector->__toString());
       }, $style_declaration->getSelectors());
diff --git a/lib/Form/Widget.php b/lib/Form/Widget.php
index 6b5ecb5705..bcc93eccac 100644
--- a/lib/Form/Widget.php
+++ b/lib/Form/Widget.php
@@ -213,7 +213,7 @@ EOL;
     <p>
       <select class="widefat" id="<?php echo $this->get_field_id('form') ?>" name="<?php echo $this->get_field_name('form'); ?>">
         <?php
-        foreach($forms as $form) {
+        foreach ($forms as $form) {
           $is_selected = ($selected_form === (int)$form['id']) ? 'selected="selected"' : '';
           ?>
         <option value="<?php echo (int)$form['id']; ?>" <?php echo $is_selected; ?>><?php echo esc_html($form['name']); ?></option>
diff --git a/lib/Mailer/Methods/ErrorMappers/MailPoetMapper.php b/lib/Mailer/Methods/ErrorMappers/MailPoetMapper.php
index c8d156c445..19622dc6f7 100644
--- a/lib/Mailer/Methods/ErrorMappers/MailPoetMapper.php
+++ b/lib/Mailer/Methods/ErrorMappers/MailPoetMapper.php
@@ -67,7 +67,7 @@ class MailPoetMapper {
 
   private function getSubscribersErrors($result_parsed, $subscribers) {
     $errors = [];
-    foreach($result_parsed as $result_error) {
+    foreach ($result_parsed as $result_error) {
       if(!is_array($result_error) || !isset($result_error['index']) || !isset($subscribers[$result_error['index']])) {
         throw new InvalidArgumentException( __('Invalid MSS response format.', 'mailpoet'));
       }
diff --git a/lib/Models/Form.php b/lib/Models/Form.php
index 639865091e..0352655583 100644
--- a/lib/Models/Form.php
+++ b/lib/Models/Form.php
@@ -56,7 +56,7 @@ class Form extends Model {
     $skipped_types = array('html', 'divider', 'submit');
     $fields = array();
 
-    foreach((array)$body as $field) {
+    foreach ((array)$body as $field) {
       if(empty($field['id'])
         || empty($field['type'])
         || in_array($field['type'], $skipped_types)
diff --git a/lib/Models/Model.php b/lib/Models/Model.php
index f3bfbe5324..bb49b5f636 100644
--- a/lib/Models/Model.php
+++ b/lib/Models/Model.php
@@ -141,7 +141,7 @@ class Model extends \Sudzy\ValidModel {
 
     if(!empty($keys)) {
       $first = true;
-      foreach($keys as $field => $value) {
+      foreach ($keys as $field => $value) {
         if($first) {
           $model = static::where($field, $value);
           $first = false;
@@ -337,7 +337,7 @@ class Model extends \Sudzy\ValidModel {
 
   public function validate() {
     $success = true;
-    foreach(array_keys($this->_validations) as $field) {
+    foreach (array_keys($this->_validations) as $field) {
       $success = $success && $this->validateField($field, $this->$field);
     }
     $this->setError($this->getValidationErrors());
diff --git a/lib/Models/ModelValidator.php b/lib/Models/ModelValidator.php
index 2791c1ea0b..d6924a6864 100644
--- a/lib/Models/ModelValidator.php
+++ b/lib/Models/ModelValidator.php
@@ -23,7 +23,7 @@ class ModelValidator extends \Sudzy\Engine {
 
   private function setupValidators() {
     $_this = $this;
-    foreach($this->validators as $validator => $action) {
+    foreach ($this->validators as $validator => $action) {
       $this->addValidator($validator, function($params) use ($action, $_this) {
         return call_user_func(array($_this, $action), $params);
       });
@@ -44,4 +44,4 @@ class ModelValidator extends \Sudzy\Engine {
     }
     return (is_null($newsletter_body) || (is_array($newsletter_body) && !empty($newsletter_body['html']) && !empty($newsletter_body['text'])));
   }
-}
\ No newline at end of file
+}
diff --git a/lib/Models/Newsletter.php b/lib/Models/Newsletter.php
index 627cb3a6be..af8df6f3c8 100644
--- a/lib/Models/Newsletter.php
+++ b/lib/Models/Newsletter.php
@@ -391,7 +391,7 @@ class Newsletter extends Model {
       $segments = $this->segments()->findMany();
 
       if(!empty($segments)) {
-        foreach($segments as $segment) {
+        foreach ($segments as $segment) {
           $relation = NewsletterSegment::create();
           $relation->segment_id = $segment->id;
           $relation->newsletter_id = $duplicate->id;
@@ -404,7 +404,7 @@ class Newsletter extends Model {
         ->findMany();
 
       if(!empty($options)) {
-        foreach($options as $option) {
+        foreach ($options as $option) {
           $relation = NewsletterOption::create();
           $relation->newsletter_id = $duplicate->id;
           $relation->option_field_id = $option->option_field_id;
@@ -450,7 +450,7 @@ class Newsletter extends Model {
       $segments = $this->segments()->findMany();
 
       if(!empty($segments)) {
-        foreach($segments as $segment) {
+        foreach ($segments as $segment) {
           $relation = NewsletterSegment::create();
           $relation->segment_id = $segment->id;
           $relation->newsletter_id = $notification_history->id;
@@ -486,7 +486,7 @@ class Newsletter extends Model {
         ->whereNotIn('segment_id', $segment_ids)->findArray();
       $deleted_segments = array();
 
-      foreach($links as $link) {
+      foreach ($links as $link) {
         $deleted_segments[] = array(
           'id' => $link['segment_id'],
           'name' => __('Deleted list', 'mailpoet')
@@ -565,7 +565,7 @@ class Newsletter extends Model {
     );
     $result = array();
 
-    foreach($statisticsExprs as $name => $statisticsExpr) {
+    foreach ($statisticsExprs as $name => $statisticsExpr) {
       if(!in_array($this->type, array(self::TYPE_WELCOME, self::TYPE_AUTOMATIC))) {
         $row = $statisticsExpr->whereRaw('`queue_id` = ?', array($this->queue['id']))->findOne();
       } else {
@@ -664,7 +664,7 @@ class Newsletter extends Model {
       'value' => ''
     );
 
-    foreach($segments as $segment) {
+    foreach ($segments as $segment) {
       $newsletters = $segment->newsletters()
         ->filter('filterType', $type, $group)
         ->filter('groupBy', $data);
@@ -689,7 +689,7 @@ class Newsletter extends Model {
   static function filterBy($orm, $data = array()) {
     // apply filters
     if(!empty($data['filter'])) {
-      foreach($data['filter'] as $key => $value) {
+      foreach ($data['filter'] as $key => $value) {
         if($key === 'segment') {
           $segment = Segment::findOne($value);
           if($segment !== false) {
@@ -720,7 +720,7 @@ class Newsletter extends Model {
   static function filterWithOptions($orm, $type) {
     $orm = $orm->select(MP_NEWSLETTERS_TABLE.'.*');
     $optionFields = NewsletterOptionField::findArray();
-    foreach($optionFields as $optionField) {
+    foreach ($optionFields as $optionField) {
       if($optionField['newsletter_type'] !== $type) {
         continue;
       }
diff --git a/lib/Models/ScheduledTaskSubscriber.php b/lib/Models/ScheduledTaskSubscriber.php
index a3db1ba7f2..b8bb544736 100644
--- a/lib/Models/ScheduledTaskSubscriber.php
+++ b/lib/Models/ScheduledTaskSubscriber.php
@@ -38,7 +38,7 @@ class ScheduledTaskSubscriber extends Model {
    * For large batches use MailPoet\Segments\SubscribersFinder::addSubscribersToTaskFromSegments()
    */
   static function addSubscribers($task_id, array $subscriber_ids) {
-    foreach($subscriber_ids as $subscriber_id) {
+    foreach ($subscriber_ids as $subscriber_id) {
       self::createOrUpdate(array(
         'task_id' => $task_id,
         'subscriber_id' => $subscriber_id
diff --git a/lib/Models/Segment.php b/lib/Models/Segment.php
index d553e6621e..4331352843 100644
--- a/lib/Models/Segment.php
+++ b/lib/Models/Segment.php
@@ -49,7 +49,7 @@ class Segment extends Model {
     $duplicate = parent::duplicate($data);
 
     if($duplicate !== false) {
-      foreach($this->subscribers()->findResultSet() as $relation) {
+      foreach ($this->subscribers()->findResultSet() as $relation) {
         $new_relation = SubscriberSegment::create();
         $new_relation->set('subscriber_id', $relation->id);
         $new_relation->set('segment_id', $duplicate->id);
@@ -280,7 +280,7 @@ class Segment extends Model {
                         ->groupBy('type')
                         ->findArray();
     $result = array();
-    foreach($analytics as $segment) {
+    foreach ($analytics as $segment) {
       $result[$segment['type']] = $segment['count'];
     }
     return $result;
diff --git a/lib/Models/SendingQueue.php b/lib/Models/SendingQueue.php
index 877f3f818d..2e7dd7da13 100644
--- a/lib/Models/SendingQueue.php
+++ b/lib/Models/SendingQueue.php
@@ -25,7 +25,7 @@ class SendingQueue extends Model {
   const PRIORITY_LOW = 10;
 
   private $emoji;
-  
+
   function __construct() {
     parent::__construct();
 
@@ -109,7 +109,7 @@ class SendingQueue extends Model {
 
   function encodeEmojisInBody($newsletter_rendered_body) {
     if(is_array($newsletter_rendered_body)) {
-      foreach($newsletter_rendered_body as $key => $value) {
+      foreach ($newsletter_rendered_body as $key => $value) {
         $newsletter_rendered_body[$key] = $this->emoji->encodeForUTF8Column(
           self::$_table,
           'newsletter_rendered_body',
@@ -122,7 +122,7 @@ class SendingQueue extends Model {
 
   function decodeEmojisInBody($newsletter_rendered_body) {
     if(is_array($newsletter_rendered_body)) {
-      foreach($newsletter_rendered_body as $key => $value) {
+      foreach ($newsletter_rendered_body as $key => $value) {
         $newsletter_rendered_body[$key] = $this->emoji->decodeEntities($value);
       }
     }
diff --git a/lib/Models/Setting.php b/lib/Models/Setting.php
index 6a82868b0e..a969893581 100644
--- a/lib/Models/Setting.php
+++ b/lib/Models/Setting.php
@@ -34,7 +34,7 @@ class Setting extends Model {
     $settingsCollection = self::findMany();
     $settings = array();
     if(!empty($settingsCollection)) {
-      foreach($settingsCollection as $setting) {
+      foreach ($settingsCollection as $setting) {
         $value = (is_serialized($setting->value)
           ? unserialize($setting->value)
           : $setting->value
diff --git a/lib/Models/StatisticsNewsletters.php b/lib/Models/StatisticsNewsletters.php
index 182f62766b..ed6af8ae28 100644
--- a/lib/Models/StatisticsNewsletters.php
+++ b/lib/Models/StatisticsNewsletters.php
@@ -8,7 +8,7 @@ class StatisticsNewsletters extends Model {
 
   static function createMultiple(array $data) {
     $values = array();
-    foreach($data as $value) {
+    foreach ($data as $value) {
       if(!empty($value['newsletter_id']) &&
          !empty($value['subscriber_id']) &&
          !empty($value['queue_id'])
diff --git a/lib/Models/Subscriber.php b/lib/Models/Subscriber.php
index 66d9f17f52..16c38e688f 100644
--- a/lib/Models/Subscriber.php
+++ b/lib/Models/Subscriber.php
@@ -242,7 +242,7 @@ class Subscriber extends Model {
       'value' => 'none'
     );
 
-    foreach($segments as $segment) {
+    foreach ($segments as $segment) {
       $subscribers_count = $segment->subscribers()
         ->filter('groupBy', $group)
         ->count();
@@ -270,7 +270,7 @@ class Subscriber extends Model {
     if(empty($filters)) {
       return $orm;
     }
-    foreach($filters as $key => $value) {
+    foreach ($filters as $key => $value) {
       if($key === 'segment') {
         if($value === 'none') {
           return self::filter('withoutSegments');
@@ -333,7 +333,7 @@ class Subscriber extends Model {
   static function filterWithCustomFields($orm) {
     $orm = $orm->select(MP_SUBSCRIBERS_TABLE.'.*');
     $customFields = CustomField::findArray();
-    foreach($customFields as $customField) {
+    foreach ($customFields as $customField) {
       $orm = $orm->select_expr(
         'IFNULL(GROUP_CONCAT(CASE WHEN ' .
         MP_CUSTOM_FIELDS_TABLE . '.id=' . $customField['id'] . ' THEN ' .
@@ -363,7 +363,7 @@ class Subscriber extends Model {
   static function filterWithCustomFieldsForExport($orm) {
     $orm = $orm->select(MP_SUBSCRIBERS_TABLE.'.*');
     $customFields = CustomField::findArray();
-    foreach($customFields as $customField) {
+    foreach ($customFields as $customField) {
       $orm = $orm->selectExpr(
         'MAX(CASE WHEN ' .
         MP_CUSTOM_FIELDS_TABLE . '.id=' . $customField['id'] . ' THEN ' .
@@ -493,7 +493,7 @@ class Subscriber extends Model {
       ->whereIn('custom_field_id', $custom_field_ids)
       ->where('subscriber_id', $this->id())
       ->findMany();
-    foreach($relations as $relation) {
+    foreach ($relations as $relation) {
       $this->{'cf_'.$relation->custom_field_id} = $relation->value;
     }
 
@@ -531,7 +531,7 @@ class Subscriber extends Model {
     // get custom fields
     $custom_fields = CustomField::whereIdIn($custom_field_ids)->findMany();
 
-    foreach($custom_fields as $custom_field) {
+    foreach ($custom_fields as $custom_field) {
       $value = (isset($custom_fields_data[$custom_field->id])
         ? $custom_fields_data[$custom_field->id]
         : null
@@ -646,7 +646,7 @@ class Subscriber extends Model {
     $emails_sent = 0;
     if(!empty($subscribers)) {
       $sender = new ConfirmationEmailMailer();
-      foreach($subscribers as $subscriber) {
+      foreach ($subscribers as $subscriber) {
         if($sender->sendConfirmationEmail($subscriber)) {
           $emails_sent++;
         }
@@ -830,7 +830,7 @@ class Subscriber extends Model {
       'last_name' => '',
       'status' => (!$settings->get('signup_confirmation.enabled')) ? self::STATUS_SUBSCRIBED : self::STATUS_UNCONFIRMED
     );
-    foreach($required_field_default_values as $field => $value) {
+    foreach ($required_field_default_values as $field => $value) {
       if(!isset($data[$field])) {
         $data[$field] = $value;
       }
@@ -840,7 +840,7 @@ class Subscriber extends Model {
 
   static function extractCustomFieldsFromFromObject($data) {
     $custom_fields = array();
-    foreach($data as $key => $value) {
+    foreach ($data as $key => $value) {
       if(strpos($key, 'cf_') === 0) {
         $custom_fields[(int)substr($key, 3)] = $value;
         unset($data[$key]);
diff --git a/lib/Models/SubscriberSegment.php b/lib/Models/SubscriberSegment.php
index 62f97b350c..60c5795aa8 100644
--- a/lib/Models/SubscriberSegment.php
+++ b/lib/Models/SubscriberSegment.php
@@ -23,7 +23,7 @@ class SubscriberSegment extends Model {
 
     if(!empty($segment_ids)) {
       // unsubscribe from segments
-      foreach($segment_ids as $segment_id) {
+      foreach ($segment_ids as $segment_id) {
 
         // do not remove subscriptions to the WP Users or WooCommerce Customers segments
         if(($wp_segment !== false && (int)$wp_segment->id === (int)$segment_id)
@@ -75,7 +75,7 @@ class SubscriberSegment extends Model {
     if($subscriber === false) return false;
     if(!empty($segment_ids)) {
       // subscribe to specified segments
-      foreach($segment_ids as $segment_id) {
+      foreach ($segment_ids as $segment_id) {
         if((int)$segment_id > 0) {
           self::createOrUpdate(array(
             'subscriber_id' => $subscriber->id,
@@ -104,8 +104,8 @@ class SubscriberSegment extends Model {
     // create many subscriptions to each segment
     $values = array();
     $row_count = 0;
-    foreach($segment_ids as &$segment_id) {
-      foreach($subscriber_ids as &$subscriber_id) {
+    foreach ($segment_ids as &$segment_id) {
+      foreach ($subscriber_ids as &$subscriber_id) {
         $values[] = (int)$subscriber_id;
         $values[] = (int)$segment_id;
         $row_count++;
diff --git a/lib/Newsletter/AutomatedLatestContent.php b/lib/Newsletter/AutomatedLatestContent.php
index 421569be22..fb083536d2 100644
--- a/lib/Newsletter/AutomatedLatestContent.php
+++ b/lib/Newsletter/AutomatedLatestContent.php
@@ -97,7 +97,7 @@ class AutomatedLatestContent {
     if(isset($args['terms']) && is_array($args['terms'])) {
       $taxonomies = array();
       // Categorize terms based on their taxonomies
-      foreach($args['terms'] as $term) {
+      foreach ($args['terms'] as $term) {
         $taxonomy = $term['taxonomy'];
         if(!isset($taxonomies[$taxonomy])) {
           $taxonomies[$taxonomy] = array();
@@ -105,7 +105,7 @@ class AutomatedLatestContent {
         $taxonomies[$taxonomy][] = $term['id'];
       }
 
-      foreach($taxonomies as $taxonomy => $terms) {
+      foreach ($taxonomies as $taxonomy => $terms) {
         if(!empty($terms)) {
           $tax = array(
             'taxonomy' => $taxonomy,
@@ -141,7 +141,7 @@ class AutomatedLatestContent {
 
   private function logPosts(array $posts) {
     $posts_to_log = [];
-    foreach($posts as $post) {
+    foreach ($posts as $post) {
       $posts_to_log[] = [
         'id' => $post->ID,
         'post_date' => $post->post_date,
diff --git a/lib/Newsletter/Editor/MetaInformationManager.php b/lib/Newsletter/Editor/MetaInformationManager.php
index 9df043cf4e..6a2f26199d 100644
--- a/lib/Newsletter/Editor/MetaInformationManager.php
+++ b/lib/Newsletter/Editor/MetaInformationManager.php
@@ -7,7 +7,7 @@ class MetaInformationManager {
 
   function appendMetaInformation($content, $post, $args) {
     // Append author and categories above and below contents
-    foreach(array('above', 'below') as $position) {
+    foreach (array('above', 'below') as $position) {
       $position_field = $position . 'Text';
       $text = array();
 
diff --git a/lib/Newsletter/Editor/PostListTransformer.php b/lib/Newsletter/Editor/PostListTransformer.php
index bad9f3696f..21a7b9811f 100644
--- a/lib/Newsletter/Editor/PostListTransformer.php
+++ b/lib/Newsletter/Editor/PostListTransformer.php
@@ -19,7 +19,7 @@ class PostListTransformer {
     $results = array();
     $use_divider = filter_var($this->args['showDivider'], FILTER_VALIDATE_BOOLEAN);
 
-    foreach($posts as $index => $post) {
+    foreach ($posts as $index => $post) {
       if($use_divider && $index > 0) {
         $results[] = $this->transformer->getDivider();
       }
diff --git a/lib/Newsletter/Editor/StructureTransformer.php b/lib/Newsletter/Editor/StructureTransformer.php
index 469970ecf4..400c8e58a0 100644
--- a/lib/Newsletter/Editor/StructureTransformer.php
+++ b/lib/Newsletter/Editor/StructureTransformer.php
@@ -23,7 +23,7 @@ class StructureTransformer {
    * elements and inserts tags as children of top ancestor
    */
   protected function hoistImagesToRoot(DomNode $root) {
-    foreach($root->query('img') as $item) {
+    foreach ($root->query('img') as $item) {
       $top_ancestor = DOMUtil::findTopAncestor($item);
       $offset = $top_ancestor->index();
 
@@ -105,7 +105,7 @@ class StructureTransformer {
   private function mergeNeighboringBlocks(array $structure) {
     $updated_structure = array();
     $text_accumulator = '';
-    foreach($structure as $item) {
+    foreach ($structure as $item) {
       if($item['type'] === 'text') {
         $text_accumulator .= $item['text'];
       }
diff --git a/lib/Newsletter/Links/Links.php b/lib/Newsletter/Links/Links.php
index 6791b1f2a8..e56fed9fae 100644
--- a/lib/Newsletter/Links/Links.php
+++ b/lib/Newsletter/Links/Links.php
@@ -42,7 +42,7 @@ class Links {
     }
     // extract HTML anchor tags
     $DOM = DomParser::parseStr($content);
-    foreach($DOM->query('a') as $link) {
+    foreach ($DOM->query('a') as $link) {
       if(!$link->href) continue;
       $extracted_links[] = array(
         'type' => self::LINK_TYPE_URL,
@@ -57,7 +57,7 @@ class Links {
       ->whereEqual('queue_id', $queue_id)
       ->findMany();
     $saved_links = array();
-    foreach($links as $link) {
+    foreach ($links as $link) {
       $saved_links[$link->url] = $link->asArray();
     }
     return $saved_links;
@@ -70,7 +70,7 @@ class Links {
       $link['processed_link'] = self::DATA_TAG_CLICK . '-' . $link['hash'];
       return $link;
     }, $saved_links);
-    foreach($extracted_links as $extracted_link) {
+    foreach ($extracted_links as $extracted_link) {
       $link = $extracted_link['link'];
       if (array_key_exists($link, $processed_links))
         continue;
@@ -92,7 +92,7 @@ class Links {
   static function replace($content, $processed_links) {
     // replace HTML anchor tags
     $DOM = DomParser::parseStr($content);
-    foreach($DOM->query('a') as $link) {
+    foreach ($DOM->query('a') as $link) {
       $link_to_replace = $link->href;
       $replacement_link = (!empty($processed_links[$link_to_replace]['processed_link'])) ?
         $processed_links[$link_to_replace]['processed_link'] :
@@ -102,7 +102,7 @@ class Links {
     }
     $content = $DOM->__toString();
     // replace link shortcodes and markdown links
-    foreach($processed_links as $processed_link) {
+    foreach ($processed_links as $processed_link) {
       $link_to_replace = $processed_link['link'];
       $replacement_link = $processed_link['processed_link'];
       if($processed_link['type'] == self::LINK_TYPE_SHORTCODE) {
@@ -129,7 +129,7 @@ class Links {
     // match data tags
     $subscriber = Subscriber::findOne($subscriber_id);
     preg_match_all(self::getLinkRegex(), $content, $matches);
-    foreach($matches[1] as $index => $match) {
+    foreach ($matches[1] as $index => $match) {
       $hash = null;
       if(preg_match('/-/', $match)) {
         list(, $hash) = explode('-', $match);
@@ -155,7 +155,7 @@ class Links {
   }
 
   static function save(array $links, $newsletter_id, $queue_id) {
-    foreach($links as $link) {
+    foreach ($links as $link) {
       if (isset($link['id']))
         continue;
       if(empty($link['hash']) || empty($link['link'])) continue;
@@ -171,7 +171,7 @@ class Links {
   static function convertHashedLinksToShortcodesAndUrls($content, $queue_id, $convert_all = false) {
     preg_match_all(self::getLinkRegex(), $content, $links);
     $links = array_unique(Helpers::flattenArray($links));
-    foreach($links as $link) {
+    foreach ($links as $link) {
       $link_hash = explode('-', $link);
       if(!isset($link_hash[1])) continue;
       $newsletter_link = NewsletterLink::where('hash', $link_hash[1])
diff --git a/lib/Newsletter/Renderer/Blocks/Footer.php b/lib/Newsletter/Renderer/Blocks/Footer.php
index 63404189b9..e1696dbd59 100644
--- a/lib/Newsletter/Renderer/Blocks/Footer.php
+++ b/lib/Newsletter/Renderer/Blocks/Footer.php
@@ -18,7 +18,7 @@ class Footer {
       $links = $DOM->query('a');
       if($links->count()) {
         $css = new CSS();
-        foreach($links as $link) {
+        foreach ($links as $link) {
           $element_link_styles = StylesHelper::getStyles($element['styles'], 'link');
           $link->style = $css->mergeInlineStyles($element_link_styles, $link->style);
         }
diff --git a/lib/Newsletter/Renderer/Blocks/Header.php b/lib/Newsletter/Renderer/Blocks/Header.php
index 79b1432284..f966d5a5b0 100644
--- a/lib/Newsletter/Renderer/Blocks/Header.php
+++ b/lib/Newsletter/Renderer/Blocks/Header.php
@@ -18,7 +18,7 @@ class Header {
       $links = $DOM->query('a');
       if($links->count()) {
         $css = new CSS();
-        foreach($links as $link) {
+        foreach ($links as $link) {
           $element_link_styles = StylesHelper::getStyles($element['styles'], 'link');
           $link->style = $css->mergeInlineStyles($element_link_styles, $link->style);
         }
diff --git a/lib/Newsletter/Renderer/Blocks/Renderer.php b/lib/Newsletter/Renderer/Blocks/Renderer.php
index 8432c928ba..401a10d54e 100644
--- a/lib/Newsletter/Renderer/Blocks/Renderer.php
+++ b/lib/Newsletter/Renderer/Blocks/Renderer.php
@@ -36,7 +36,7 @@ class Renderer {
     $column_widths = ColumnsHelper::columnWidth($column_count, $columns_layout);
     $column_content = [];
 
-    foreach($data['blocks'] as $index => $column_blocks) {
+    foreach ($data['blocks'] as $index => $column_blocks) {
       $rendered_block_element = $this->renderBlocksInColumn($column_blocks, $column_widths[$index]);
       $column_content[] = $rendered_block_element;
     }
@@ -78,7 +78,7 @@ class Renderer {
   function automatedLatestContentTransformedPosts($args) {
     $posts_to_exclude = $this->getPosts();
     $ALC_posts = $this->ALC->getPosts($args, $posts_to_exclude);
-    foreach($ALC_posts as $post) {
+    foreach ($ALC_posts as $post) {
       $posts_to_exclude[] = $post->ID;
     }
     $this->setPosts($posts_to_exclude);
diff --git a/lib/Newsletter/Renderer/Blocks/Social.php b/lib/Newsletter/Renderer/Blocks/Social.php
index 27dd37906d..d669f2786e 100644
--- a/lib/Newsletter/Renderer/Blocks/Social.php
+++ b/lib/Newsletter/Renderer/Blocks/Social.php
@@ -5,7 +5,7 @@ class Social {
   static function render($element) {
     $icons_block = '';
     if(is_array($element['icons'])) {
-      foreach($element['icons'] as $index => $icon) {
+      foreach ($element['icons'] as $index => $icon) {
         if(empty($icon['image'])) {
           continue;
         }
diff --git a/lib/Newsletter/Renderer/Blocks/Text.php b/lib/Newsletter/Renderer/Blocks/Text.php
index 0e3035dcf7..1096794a59 100644
--- a/lib/Newsletter/Renderer/Blocks/Text.php
+++ b/lib/Newsletter/Renderer/Blocks/Text.php
@@ -30,10 +30,10 @@ class Text {
     $DOM_parser = new pQuery();
     $DOM = $DOM_parser->parseStr($html);
     $blockquotes = $DOM->query('blockquote');
-    foreach($blockquotes as $blockquote) {
+    foreach ($blockquotes as $blockquote) {
       $contents = array();
       $paragraphs = $blockquote->query('p, h1, h2, h3, h4', 0);
-      foreach($paragraphs as $index => $paragraph) {
+      foreach ($paragraphs as $index => $paragraph) {
         if(preg_match('/h\d/', $paragraph->getTag())) {
           $contents[] = $paragraph->getOuterText();
         } else {
@@ -76,7 +76,7 @@ class Text {
     $DOM = $DOM_parser->parseStr($html);
     $paragraphs = $DOM->query('p');
     if(!$paragraphs->count()) return $html;
-    foreach($paragraphs as $paragraph) {
+    foreach ($paragraphs as $paragraph) {
       // process empty paragraphs
       if(!trim($paragraph->html())) {
           $next_element = ($paragraph->getNextSibling()) ?
@@ -140,7 +140,7 @@ class Text {
     $DOM = $DOM_parser->parseStr($html);
     $lists = $DOM->query('ol, ul, li');
     if(!$lists->count()) return $html;
-    foreach($lists as $list) {
+    foreach ($lists as $list) {
       if($list->tag === 'li') {
         $list->setInnertext($list->html());
         $list->class = 'mailpoet_paragraph';
@@ -159,7 +159,7 @@ class Text {
     $DOM = $DOM_parser->parseStr($html);
     $headings = $DOM->query('h1, h2, h3, h4');
     if(!$headings->count()) return $html;
-    foreach($headings as $heading) {
+    foreach ($headings as $heading) {
       $heading->style = StylesHelper::applyTextAlignment($heading->style);
       $heading->style .= 'padding:0;font-style:normal;font-weight:normal;';
     }
diff --git a/lib/Newsletter/Renderer/Columns/Renderer.php b/lib/Newsletter/Renderer/Columns/Renderer.php
index f50e122c7e..e1b15d9bb0 100644
--- a/lib/Newsletter/Renderer/Columns/Renderer.php
+++ b/lib/Newsletter/Renderer/Columns/Renderer.php
@@ -53,7 +53,7 @@ class Renderer {
     $alignment = ColumnsHelper::columnAlignment($columns_count);
     $index = 0;
     $result = $this->getMultipleColumnsContainerStart($class, $content_block['styles']['block'], isset($content_block['image'])?$content_block['image']:null);
-    foreach($columns_data as $content) {
+    foreach ($columns_data as $content) {
       $result .= $this->getMultipleColumnsContentStart($widths[$index++], $alignment, $class);
       $result .= $content;
       $result .= $this->getMultipleColumnsContentEnd();
diff --git a/lib/Newsletter/Renderer/Renderer.php b/lib/Newsletter/Renderer/Renderer.php
index 4e743cac8b..448230faa7 100644
--- a/lib/Newsletter/Renderer/Renderer.php
+++ b/lib/Newsletter/Renderer/Renderer.php
@@ -80,7 +80,7 @@ class Renderer {
     $content_blocks = (array_key_exists('blocks', $content))
       ? $content['blocks']
       : array();
-    foreach($content_blocks as $block) {
+    foreach ($content_blocks as $block) {
       if($block['type'] === 'automatedLatestContentLayout') {
         $blocks = array_merge(
           $blocks,
@@ -115,7 +115,7 @@ class Renderer {
 
   function renderStyles($styles) {
     $css = '';
-    foreach($styles as $selector => $style) {
+    foreach ($styles as $selector => $style) {
       switch($selector) {
         case 'text':
           $selector = 'td.mailpoet_paragraph, td.mailpoet_blockquote, li.mailpoet_paragraph';
@@ -153,7 +153,7 @@ class Renderer {
   function postProcessTemplate($template) {
     $DOM = $this->DOM_parser->parseStr($template);
     // replace spaces in image tag URLs
-    foreach($DOM->query('img') as $image) {
+    foreach ($DOM->query('img') as $image) {
       $image->src = str_replace(' ', '%20', $image->src);
     }
     $template = $DOM->query('.mailpoet_template');
diff --git a/lib/Newsletter/Renderer/StylesHelper.php b/lib/Newsletter/Renderer/StylesHelper.php
index 1956d4bec7..c29f646db0 100644
--- a/lib/Newsletter/Renderer/StylesHelper.php
+++ b/lib/Newsletter/Renderer/StylesHelper.php
@@ -88,7 +88,7 @@ class StylesHelper {
     $css = $selector . '{' . PHP_EOL;
     $style = self::applyHeadingMargin($style, $selector);
     $style = self::applyLineHeight($style, $selector);
-    foreach($style as $attribute => $individual_style) {
+    foreach ($style as $attribute => $individual_style) {
       $individual_style = self::applyFontFamily($attribute, $individual_style);
       $css .= self::translateCSSAttribute($attribute) . ':' . $individual_style . ';' . PHP_EOL;
     }
@@ -135,7 +135,7 @@ class StylesHelper {
 
   private static function getCustomFontsNames($styles) {
     $font_names = [];
-    foreach($styles as $style) {
+    foreach ($styles as $style) {
       if(isset($style['fontFamily']) && in_array($style['fontFamily'], self::$custom_fonts)) {
         $font_names[$style['fontFamily']] = true;
       }
@@ -145,7 +145,7 @@ class StylesHelper {
 
   static function getCustomFontsLinks($styles) {
     $links = [];
-    foreach(self::getCustomFontsNames($styles) as $name) {
+    foreach (self::getCustomFontsNames($styles) as $name) {
       $links[] = urlencode($name) . ':400,400i,700,700i';
     }
     if(!count($links)) {
diff --git a/lib/Newsletter/Scheduler/Scheduler.php b/lib/Newsletter/Scheduler/Scheduler.php
index 5be6366c1d..cd191f4f4c 100644
--- a/lib/Newsletter/Scheduler/Scheduler.php
+++ b/lib/Newsletter/Scheduler/Scheduler.php
@@ -48,7 +48,7 @@ class Scheduler {
     );
     $newsletters = self::getNewsletters(Newsletter::TYPE_NOTIFICATION);
     if(!count($newsletters)) return false;
-    foreach($newsletters as $newsletter) {
+    foreach ($newsletters as $newsletter) {
       $post = NewsletterPost::where('newsletter_id', $newsletter->id)
         ->where('post_id', $post_id)
         ->findOne();
@@ -62,7 +62,7 @@ class Scheduler {
     $newsletters = self::getNewsletters(Newsletter::TYPE_WELCOME);
     if(empty($newsletters)) return false;
     $result = array();
-    foreach($newsletters as $newsletter) {
+    foreach ($newsletters as $newsletter) {
       if($newsletter->event === 'segment' &&
         in_array($newsletter->segment, $segments)
       ) {
@@ -75,7 +75,7 @@ class Scheduler {
   static function scheduleAutomaticEmail($group, $event, $scheduling_condition = false, $subscriber_id = false, $meta = false) {
     $newsletters = self::getNewsletters(Newsletter::TYPE_AUTOMATIC, $group);
     if(empty($newsletters)) return false;
-    foreach($newsletters as $newsletter) {
+    foreach ($newsletters as $newsletter) {
       if($newsletter->event !== $event) continue;
       if(is_callable($scheduling_condition) && !$scheduling_condition($newsletter)) continue;
       self::createAutomaticEmailSendingTask($newsletter, $subscriber_id, $meta);
@@ -89,7 +89,7 @@ class Scheduler {
   ) {
     $newsletters = self::getNewsletters(Newsletter::TYPE_WELCOME);
     if(empty($newsletters)) return false;
-    foreach($newsletters as $newsletter) {
+    foreach ($newsletters as $newsletter) {
       if($newsletter->event === 'user') {
         if(!empty($old_user_data['roles'])) {
           // do not schedule welcome newsletter if roles have not changed
diff --git a/lib/Segments/BulkAction.php b/lib/Segments/BulkAction.php
index d865b91133..ad36466d58 100644
--- a/lib/Segments/BulkAction.php
+++ b/lib/Segments/BulkAction.php
@@ -45,7 +45,7 @@ class BulkAction {
       return $bulk_action->apply('\MailPoet\Models\Subscriber', $this->data);
     } else {
       $handlers = $this->wp->applyFilters('mailpoet_subscribers_in_segment_apply_bulk_action_handlers', array());
-      foreach($handlers as $handler) {
+      foreach ($handlers as $handler) {
         $meta = $handler->apply($segment, $this->data);
         if($meta) {
           return $meta;
diff --git a/lib/Segments/SubscribersFinder.php b/lib/Segments/SubscribersFinder.php
index cd136cb3d2..f2a5fe02b4 100644
--- a/lib/Segments/SubscribersFinder.php
+++ b/lib/Segments/SubscribersFinder.php
@@ -19,7 +19,7 @@ class SubscribersFinder {
 
   function findSubscribersInSegments($subscribers_to_process_ids, $newsletter_segments_ids) {
     $result = array();
-    foreach($newsletter_segments_ids as $segment_id) {
+    foreach ($newsletter_segments_ids as $segment_id) {
       $segment = Segment::findOne($segment_id);
       $result = array_merge($result, $this->findSubscribersInSegment($segment, $subscribers_to_process_ids));
     }
@@ -32,7 +32,7 @@ class SubscribersFinder {
       return Subscriber::extractSubscribersIds($subscribers);
     }
     $finders = $this->wp->applyFilters('mailpoet_get_subscribers_in_segment_finders', array());
-    foreach($finders as $finder) {
+    foreach ($finders as $finder) {
       $subscribers = $finder->findSubscribersInSegment($segment, $subscribers_to_process_ids);
       if($subscribers) {
         return Subscriber::extractSubscribersIds($subscribers);
@@ -49,7 +49,7 @@ class SubscribersFinder {
     // Prepare subscribers on the DB side for performance reasons
     $staticSegments = array();
     $dynamicSegments = array();
-    foreach($segments as $segment) {
+    foreach ($segments as $segment) {
       if($this->isStaticSegment($segment)) {
         $staticSegments[] = $segment;
       } else {
@@ -92,7 +92,7 @@ class SubscribersFinder {
 
   private function addSubscribersToTaskFromDynamicSegments(ScheduledTask $task, array $segments) {
     $count = 0;
-    foreach($segments as $segment) {
+    foreach ($segments as $segment) {
       $count += $this->addSubscribersToTaskFromDynamicSegment($task, $segment);
     }
     return $count;
@@ -101,7 +101,7 @@ class SubscribersFinder {
   private function addSubscribersToTaskFromDynamicSegment(ScheduledTask $task, Segment $segment) {
     $finders = $this->wp->applyFilters('mailpoet_get_subscribers_in_segment_finders', array());
     $count = 0;
-    foreach($finders as $finder) {
+    foreach ($finders as $finder) {
       $subscribers = $finder->getSubscriberIdsInSegment($segment);
       if($subscribers) {
         $count += $this->addSubscribersToTaskByIds($task, $subscribers);
@@ -131,7 +131,7 @@ class SubscribersFinder {
 
   private function unique($subscribers) {
     $result = array();
-    foreach($subscribers as $subscriber) {
+    foreach ($subscribers as $subscriber) {
       if(is_a($subscriber, 'MailPoet\Models\Model')) {
         $result[$subscriber->id] = $subscriber;
       } elseif(is_scalar($subscriber)) {
diff --git a/lib/Segments/SubscribersListings.php b/lib/Segments/SubscribersListings.php
index 1182ebd070..b9b47aaea0 100644
--- a/lib/Segments/SubscribersListings.php
+++ b/lib/Segments/SubscribersListings.php
@@ -34,7 +34,7 @@ class SubscribersListings {
       return $listing_data = $this->handler->get('\MailPoet\Models\Subscriber', $data);
     }
     $handlers = $this->wp->applyFilters('mailpoet_get_subscribers_listings_in_segment_handlers', array());
-    foreach($handlers as $handler) {
+    foreach ($handlers as $handler) {
       $listings = $handler->get($segment, $data);
       if($listings) {
         return $listings;
diff --git a/lib/Settings/Pages.php b/lib/Settings/Pages.php
index 9abae8cce5..103405fbb1 100644
--- a/lib/Settings/Pages.php
+++ b/lib/Settings/Pages.php
@@ -54,7 +54,7 @@ class Pages {
    */
   static function isMailpoetPage($id) {
     $mailpoetPages = static::getMailPoetPages();
-    foreach($mailpoetPages as $mailpoetPage) {
+    foreach ($mailpoetPages as $mailpoetPage) {
       if($mailpoetPage->ID === $id) {
         return true;
       }
@@ -69,7 +69,7 @@ class Pages {
     );
 
     $pages = array();
-    foreach($all_pages as $page) {
+    foreach ($all_pages as $page) {
       $pages[] = static::getPageData($page);
     }
 
diff --git a/lib/Settings/SettingsController.php b/lib/Settings/SettingsController.php
index bc92a6ae05..910f5dbec5 100644
--- a/lib/Settings/SettingsController.php
+++ b/lib/Settings/SettingsController.php
@@ -25,7 +25,7 @@ class SettingsController {
     if($default === null) {
       $default = $this->getDefaultValue($key_parts);
     }
-    foreach($key_parts as $key_part) {
+    foreach ($key_parts as $key_part) {
       if(array_key_exists($key_part, $setting)) {
         $setting = $setting[$key_part];
       } else {
@@ -94,7 +94,7 @@ class SettingsController {
     $main_key = $key_parts[0];
     $last_key = array_pop($key_parts);
     $setting =& self::$settings;
-    foreach($key_parts as $key_part) {
+    foreach ($key_parts as $key_part) {
       $setting =& $setting[$key_part];
       if(!is_array($setting)) {
         $setting = [];
@@ -119,7 +119,7 @@ class SettingsController {
 
   private function getDefaultValue($keys) {
     $default = $this->getAllDefaults();
-    foreach($keys as $key) {
+    foreach ($keys as $key) {
       if(array_key_exists($key, $default)) {
         $default = $default[$key];
       } else {
diff --git a/lib/Subscribers/ImportExport/Export/DynamicSubscribersGetter.php b/lib/Subscribers/ImportExport/Export/DynamicSubscribersGetter.php
index 502bf6ae02..3f5e1112fe 100644
--- a/lib/Subscribers/ImportExport/Export/DynamicSubscribersGetter.php
+++ b/lib/Subscribers/ImportExport/Export/DynamicSubscribersGetter.php
@@ -32,7 +32,7 @@ class DynamicSubscribersGetter extends SubscribersGetter {
     $segment_id = $this->segments_ids[$this->segment_index];
 
     $filters = $this->wp->applyFilters(
-      'mailpoet_get_segment_filters', 
+      'mailpoet_get_segment_filters',
       $segment_id
     );
 
@@ -42,7 +42,7 @@ class DynamicSubscribersGetter extends SubscribersGetter {
 
     $name = Segment::findOne($segment_id)->name;
 
-    foreach($filters as $filter) {
+    foreach ($filters as $filter) {
       $subscribers = $filter->toSql($subscribers);
     }
 
@@ -72,4 +72,4 @@ class DynamicSubscribersGetter extends SubscribersGetter {
     return $subscribers;
   }
 
-}
\ No newline at end of file
+}
diff --git a/lib/Subscribers/ImportExport/Export/Export.php b/lib/Subscribers/ImportExport/Export/Export.php
index c3f0887507..ae8c6ebb73 100644
--- a/lib/Subscribers/ImportExport/Export/Export.php
+++ b/lib/Subscribers/ImportExport/Export/Export.php
@@ -98,7 +98,7 @@ class Export {
     $subscribers = $this->getSubscribers();
     while($subscribers !== false) {
       $processed_subscribers += count($subscribers);
-      foreach($subscribers as $subscriber) {
+      foreach ($subscribers as $subscriber) {
         $row = $this->formatSubscriberData($subscriber);
         $row[] = ucwords($subscriber['segment_name']);
         fwrite($CSV_file, implode(',', array_map($format_CSV, $row)) . "\n");
@@ -119,7 +119,7 @@ class Export {
     $subscribers = $this->getSubscribers();
     while($subscribers !== false) {
       $processed_subscribers += count($subscribers);
-      foreach($subscribers as $i => $subscriber) {
+      foreach ($subscribers as $i => $subscriber) {
         $current_segment = ucwords($subscriber['segment_name']);
         // Sheet header (1st row) will be written only if:
         // * This is the first time we're processing a segment
diff --git a/lib/Subscribers/ImportExport/Import/Import.php b/lib/Subscribers/ImportExport/Import/Import.php
index 27ebbdeec0..ad865baa53 100644
--- a/lib/Subscribers/ImportExport/Import/Import.php
+++ b/lib/Subscribers/ImportExport/Import/Import.php
@@ -74,7 +74,7 @@ class Import {
 
   function getSubscriberDataValidationRules($subscribers_fields) {
     $validation_rules = array();
-    foreach($subscribers_fields as $column => $field) {
+    foreach ($subscribers_fields as $column => $field) {
       $validation_rules[$column] = (!empty($field['validation_rule'])) ?
         $field['validation_rule'] :
         false;
@@ -153,7 +153,7 @@ class Import {
   function validateSubscribersData($subscribers_data, $validation_rules) {
     $invalid_records = array();
     $validator = new ModelValidator();
-    foreach($subscribers_data as $column => &$data) {
+    foreach ($subscribers_data as $column => &$data) {
       $validation_rule = $validation_rules[$column];
       if($validation_rule === 'email') {
         $data = array_map(
@@ -184,7 +184,7 @@ class Import {
       }
     }
     if($invalid_records) {
-      foreach($subscribers_data as $column => &$data) {
+      foreach ($subscribers_data as $column => &$data) {
         $data = array_diff_key($data, array_flip($invalid_records));
         $data = array_values($data);
       }
@@ -195,7 +195,7 @@ class Import {
 
   function transformSubscribersData($subscribers, $columns) {
     $transformed_subscribers = [];
-    foreach($columns as $column => $data) {
+    foreach ($columns as $column => $data) {
       $transformed_subscribers[$column] = array_column($subscribers, $data['index']);
     }
     return $transformed_subscribers;
@@ -205,7 +205,7 @@ class Import {
     // $subscribers_data is an two-dimensional associative array
     // of all subscribers being imported: [field => [value1, value2], field => [value1, value2], ...]
     $temp_existing_subscribers = array();
-    foreach(array_chunk($subscribers_data['email'], self::DB_QUERY_CHUNK_SIZE) as $subscribers_emails) {
+    foreach (array_chunk($subscribers_data['email'], self::DB_QUERY_CHUNK_SIZE) as $subscribers_emails) {
       // create a two-dimensional indexed array of all existing subscribers
       // with just wp_user_id and email fields: [[wp_user_id, email], [wp_user_id, email], ...]
       $temp_existing_subscribers = array_merge(
@@ -230,9 +230,9 @@ class Import {
     // and reduce $subscribers_data to only new subscribers by removing existing subscribers
     $existing_subscribers = [];
     $subscribers_emails = array_flip($subscribers_data['email']);
-    foreach($temp_existing_subscribers as $temp_existing_subscriber) {
+    foreach ($temp_existing_subscribers as $temp_existing_subscriber) {
       $existing_subscriber_key = $subscribers_emails[$temp_existing_subscriber['email']];
-      foreach($subscribers_data as $field => &$value) {
+      foreach ($subscribers_data as $field => &$value) {
         $existing_subscribers[$field][] = $value[$existing_subscriber_key];
         unset($value[$existing_subscriber_key]);
       }
@@ -260,7 +260,7 @@ class Import {
     );
     if(!$existing_trashed_records) return;
     $existing_trashed_records = Helpers::flattenArray($existing_trashed_records);
-    foreach(array_chunk($existing_trashed_records, self::DB_QUERY_CHUNK_SIZE) as
+    foreach (array_chunk($existing_trashed_records, self::DB_QUERY_CHUNK_SIZE) as
             $subscriber_ids) {
       Subscriber::whereIn('id', $subscriber_ids)
         ->deleteMany();
@@ -271,7 +271,7 @@ class Import {
 
   function addMissingRequiredFields($subscribers) {
     $subscribers_count = count($subscribers['data'][key($subscribers['data'])]);
-    foreach(array_keys($this->required_subscribers_fields) as $required_field) {
+    foreach (array_keys($this->required_subscribers_fields) as $required_field) {
       if(in_array($required_field, $subscribers['fields'])) continue;
       $subscribers['data'][$required_field] = array_fill(
         0,
@@ -333,7 +333,7 @@ class Import {
         return $subscribers_data['data'][$field][$index];
       }, $subscribers_data['fields']);
     }, range(0, $subscribers_count - 1));
-    foreach(array_chunk($subscribers, self::DB_QUERY_CHUNK_SIZE) as $data) {
+    foreach (array_chunk($subscribers, self::DB_QUERY_CHUNK_SIZE) as $data) {
       if($action == 'create') {
         Subscriber::createMultiple(
           $subscribers_data['fields'],
@@ -349,7 +349,7 @@ class Import {
       }
     }
     $created_or_updated_subscribers = array();
-    foreach(array_chunk($subscribers_data['data']['email'], self::DB_QUERY_CHUNK_SIZE) as $data) {
+    foreach (array_chunk($subscribers_data['data']['email'], self::DB_QUERY_CHUNK_SIZE) as $data) {
       $created_or_updated_subscribers = array_merge(
         $created_or_updated_subscribers,
         Subscriber::selectMany(array('id', 'email'))->whereIn('email', $data)->findArray()
@@ -388,9 +388,9 @@ class Import {
     // assemble a two-dimensional array: [[custom_field_id, subscriber_id, value], [custom_field_id, subscriber_id, value], ...]
     $subscribers_custom_fields_data = array();
     $subscribers_emails = array_flip($subscribers_data['data']['email']);
-    foreach($created_or_updated_subscribers as $created_or_updated_subscriber) {
+    foreach ($created_or_updated_subscribers as $created_or_updated_subscriber) {
       $subscriber_index = $subscribers_emails[$created_or_updated_subscriber['email']];
-      foreach($subscribers_data['data'] as $field => $values) {
+      foreach ($subscribers_data['data'] as $field => $values) {
         // exclude non-custom fields
         if(!is_int($field)) continue;
         $subscribers_custom_fields_data[] = array(
@@ -400,7 +400,7 @@ class Import {
         );
       }
     }
-    foreach(array_chunk($subscribers_custom_fields_data, self::DB_QUERY_CHUNK_SIZE) as $subscribers_custom_fields_data_chunk) {
+    foreach (array_chunk($subscribers_custom_fields_data, self::DB_QUERY_CHUNK_SIZE) as $subscribers_custom_fields_data_chunk) {
       SubscriberCustomField::createMultiple(
         $subscribers_custom_fields_data_chunk
       );
@@ -417,7 +417,7 @@ class Import {
   }
 
   function addSubscribersToSegments($subscribers_ids, $segments_ids) {
-    foreach(array_chunk($subscribers_ids, self::DB_QUERY_CHUNK_SIZE) as $subscriber_ids_chunk) {
+    foreach (array_chunk($subscribers_ids, self::DB_QUERY_CHUNK_SIZE) as $subscriber_ids_chunk) {
       SubscriberSegment::subscribeManyToSegments(
         $subscriber_ids_chunk, $segments_ids
       );
diff --git a/lib/Subscribers/ImportExport/Import/MailChimp.php b/lib/Subscribers/ImportExport/Import/MailChimp.php
index b6a96ba9f9..6069891f52 100644
--- a/lib/Subscribers/ImportExport/Import/MailChimp.php
+++ b/lib/Subscribers/ImportExport/Import/MailChimp.php
@@ -46,7 +46,7 @@ class MailChimp {
     }
 
     $lists = [];
-    foreach($response->data as $list) {
+    foreach ($response->data as $list) {
       $lists[] = array(
         'id' => $list->id,
         'name' => $list->name
@@ -68,7 +68,7 @@ class MailChimp {
     $bytes_fetched = 0;
     $subscribers = [];
     $header = [];
-    foreach($lists as $list) {
+    foreach ($lists as $list) {
       $url = sprintf($this->export_url, $this->data_center, $this->api_key, $list);
       $connection = @fopen($url, 'r');
       if(!$connection) {
diff --git a/lib/Subscribers/ImportExport/PersonalDataExporters/NewsletterClicksExporter.php b/lib/Subscribers/ImportExport/PersonalDataExporters/NewsletterClicksExporter.php
index 463115e01d..eb1d312a75 100644
--- a/lib/Subscribers/ImportExport/PersonalDataExporters/NewsletterClicksExporter.php
+++ b/lib/Subscribers/ImportExport/PersonalDataExporters/NewsletterClicksExporter.php
@@ -27,7 +27,7 @@ class NewsletterClicksExporter {
        ->offset(self::LIMIT * ($page - 1))
        ->findArray();
 
-    foreach($statistics as $row) {
+    foreach ($statistics as $row) {
       $result[] = $this->exportNewsletter($row);
     }
 
diff --git a/lib/Subscribers/ImportExport/PersonalDataExporters/NewslettersExporter.php b/lib/Subscribers/ImportExport/PersonalDataExporters/NewslettersExporter.php
index 466140c7ed..dc6722b21c 100644
--- a/lib/Subscribers/ImportExport/PersonalDataExporters/NewslettersExporter.php
+++ b/lib/Subscribers/ImportExport/PersonalDataExporters/NewslettersExporter.php
@@ -31,7 +31,7 @@ class NewslettersExporter {
 
     $newsletters = $this->loadNewsletters($statistics);
 
-    foreach($statistics as $row) {
+    foreach ($statistics as $row) {
       $result[] = $this->exportNewsletter($row, $newsletters, $subscriber);
     }
 
@@ -93,7 +93,7 @@ class NewslettersExporter {
     $newsletters = Newsletter::whereIn('id', $newsletter_ids)->findMany();
 
     $result = array();
-    foreach($newsletters as $newsletter) {
+    foreach ($newsletters as $newsletter) {
       $result[$newsletter->id()] = $newsletter;
     }
     return $result;
diff --git a/lib/Subscribers/ImportExport/PersonalDataExporters/SegmentsExporter.php b/lib/Subscribers/ImportExport/PersonalDataExporters/SegmentsExporter.php
index 3aee5701c9..9f82116c52 100644
--- a/lib/Subscribers/ImportExport/PersonalDataExporters/SegmentsExporter.php
+++ b/lib/Subscribers/ImportExport/PersonalDataExporters/SegmentsExporter.php
@@ -19,7 +19,7 @@ class SegmentsExporter {
     $result = array();
     $segments = $subscriber->getAllSegmentNamesWithStatus();
 
-    foreach($segments as $segment) {
+    foreach ($segments as $segment) {
       $result[] = $this->exportSegment($segment);
     }
 
@@ -49,4 +49,4 @@ class SegmentsExporter {
   }
 
 
-}
\ No newline at end of file
+}
diff --git a/lib/Subscribers/ImportExport/PersonalDataExporters/SubscriberExporter.php b/lib/Subscribers/ImportExport/PersonalDataExporters/SubscriberExporter.php
index 4543c67440..a420504fdd 100644
--- a/lib/Subscribers/ImportExport/PersonalDataExporters/SubscriberExporter.php
+++ b/lib/Subscribers/ImportExport/PersonalDataExporters/SubscriberExporter.php
@@ -62,7 +62,7 @@ class SubscriberExporter {
       'value' => $subscriber->created_at,
     );
 
-    foreach($custom_fields as $custom_field_id => $custom_field_name) {
+    foreach ($custom_fields as $custom_field_id => $custom_field_name) {
       $custom_field_value = $subscriber->{$custom_field_id};
       if($custom_field_value) {
         $result[] = array(
@@ -83,7 +83,7 @@ class SubscriberExporter {
   private function getCustomFields() {
     $fields = CustomField::findMany();
     $result = array();
-    foreach($fields as $field) {
+    foreach ($fields as $field) {
       $result['cf_' . $field->id] = $field->name;
     }
     return $result;
@@ -106,4 +106,4 @@ class SubscriberExporter {
     }
   }
 
-}
\ No newline at end of file
+}
diff --git a/lib/Subscribers/NewSubscriberNotificationMailer.php b/lib/Subscribers/NewSubscriberNotificationMailer.php
index ba64e87fc7..b51f85aae5 100644
--- a/lib/Subscribers/NewSubscriberNotificationMailer.php
+++ b/lib/Subscribers/NewSubscriberNotificationMailer.php
@@ -130,7 +130,7 @@ class NewSubscriberNotificationMailer {
    */
   private function getSegmentNames($segments) {
     $names = [];
-    foreach($segments as $segment) {
+    foreach ($segments as $segment) {
       $names[] = $segment->get('name');
     }
     return implode(', ', $names);
diff --git a/lib/Subscribers/RequiredCustomFieldValidator.php b/lib/Subscribers/RequiredCustomFieldValidator.php
index 29283c1e0e..3ed704b27a 100644
--- a/lib/Subscribers/RequiredCustomFieldValidator.php
+++ b/lib/Subscribers/RequiredCustomFieldValidator.php
@@ -13,7 +13,7 @@ class RequiredCustomFieldValidator {
    */
   public function validate(array $data) {
     $all_custom_fields = $this->getCustomFields();
-    foreach($all_custom_fields as $custom_field_id => $custom_field_name) {
+    foreach ($all_custom_fields as $custom_field_id => $custom_field_name) {
       if($this->isCustomFieldMissing($custom_field_id, $data)) {
         throw new \Exception(
           __(sprintf('Missing value for custom field "%s"', $custom_field_name), 'mailpoet')
@@ -40,7 +40,7 @@ class RequiredCustomFieldValidator {
 
     $required_custom_fields = CustomField::findMany();
 
-    foreach($required_custom_fields as $custom_field) {
+    foreach ($required_custom_fields as $custom_field) {
       if(is_serialized($custom_field->params)) {
         $params = unserialize($custom_field->params);
         if(is_array($params) && isset($params['required']) && $params['required']) {
diff --git a/lib/Subscribers/SubscriberPersonalDataEraser.php b/lib/Subscribers/SubscriberPersonalDataEraser.php
index 10acae0ad5..9ec9aa38ae 100644
--- a/lib/Subscribers/SubscriberPersonalDataEraser.php
+++ b/lib/Subscribers/SubscriberPersonalDataEraser.php
@@ -37,7 +37,7 @@ class SubscriberPersonalDataEraser {
 
   private function eraseCustomFields($subscriber_id) {
     $custom_fields = SubscriberCustomField::where('subscriber_id', $subscriber_id)->findMany();
-    foreach($custom_fields as $custom_field) {
+    foreach ($custom_fields as $custom_field) {
       $custom_field->value = '';
       $custom_field->save();
     }
@@ -53,4 +53,4 @@ class SubscriberPersonalDataEraser {
     $subscriber->save();
   }
 
-}
\ No newline at end of file
+}
diff --git a/lib/Subscription/Pages.php b/lib/Subscription/Pages.php
index c8af5fe1ff..4a67755cfa 100644
--- a/lib/Subscription/Pages.php
+++ b/lib/Subscription/Pages.php
@@ -275,7 +275,7 @@ class Pages {
     }
     $subscribed_segment_ids = array();
     if(!empty($this->subscriber->subscriptions)) {
-      foreach($this->subscriber->subscriptions as $subscription) {
+      foreach ($this->subscriber->subscriptions as $subscription) {
         if($subscription['status'] === Subscriber::STATUS_SUBSCRIBED) {
           $subscribed_segment_ids[] = $subscription['segment_id'];
         }
diff --git a/lib/Tasks/Sending.php b/lib/Tasks/Sending.php
index b9a69cf50c..a1a949cedf 100644
--- a/lib/Tasks/Sending.php
+++ b/lib/Tasks/Sending.php
@@ -179,7 +179,7 @@ class Sending {
   }
 
   public function hydrate(array $data) {
-    foreach($data as $k => $v) {
+    foreach ($data as $k => $v) {
       $this->__set($k, $v);
     }
   }
@@ -242,7 +242,7 @@ class Sending {
       ->limit($amount)
       ->findMany();
     $result = array();
-    foreach($tasks as $task) {
+    foreach ($tasks as $task) {
       $result[] = static::createFromTask($task);
     }
     return array_filter($result);
@@ -257,7 +257,7 @@ class Sending {
       ->limit($amount)
       ->findMany();
     $result = array();
-    foreach($tasks as $task) {
+    foreach ($tasks as $task) {
       $result[] = static::createFromTask($task);
     }
     return array_filter($result);
diff --git a/lib/Tasks/State.php b/lib/Tasks/State.php
index 80c443476b..05aee0bb86 100644
--- a/lib/Tasks/State.php
+++ b/lib/Tasks/State.php
@@ -26,7 +26,7 @@ class State
        WHERE deleted_at IS NULL AND `type` = 'sending'
        GROUP BY status;"
     )->findMany();
-    foreach($counts as $count) {
+    foreach ($counts as $count) {
       if($count->status === null) {
         $stats[ScheduledTask::VIRTUAL_STATUS_RUNNING] = (int)$count->value;
         continue;
@@ -48,7 +48,7 @@ class State
     ],
     $limit = Scheduler::TASK_BATCH_SIZE) {
     $tasks = [];
-    foreach($statuses as $status) {
+    foreach ($statuses as $status) {
       $query = ScheduledTask::orderByDesc('created_at')
         ->whereNull('deleted_at')
         ->limit($limit);
diff --git a/lib/Twig/Assets.php b/lib/Twig/Assets.php
index 7bbf42a8d4..0913601ae7 100644
--- a/lib/Twig/Assets.php
+++ b/lib/Twig/Assets.php
@@ -41,7 +41,7 @@ class Assets extends \Twig_Extension {
     $stylesheets = func_get_args();
     $output = array();
 
-    foreach($stylesheets as $stylesheet) {
+    foreach ($stylesheets as $stylesheet) {
       $output[] = sprintf(
         '<link rel="stylesheet" type="text/css" href="%s/dist/css/%s" />',
         $this->_globals['assets_url'],
@@ -56,7 +56,7 @@ class Assets extends \Twig_Extension {
     $scripts = func_get_args();
     $output = array();
 
-    foreach($scripts as $script) {
+    foreach ($scripts as $script) {
       $output[] = sprintf(
         '<script type="text/javascript" src="%s/%s/%s"></script>',
         $this->_globals['assets_url'],
@@ -86,4 +86,4 @@ class Assets extends \Twig_Extension {
     $useCdn = defined('MAILPOET_USE_CDN') ? MAILPOET_USE_CDN : true;
     return ($useCdn ? self::CDN_URL : $this->_globals['base_url'] . '/plugin_repository/') . "assets/$path";
   }
-}
\ No newline at end of file
+}
diff --git a/lib/Twig/I18n.php b/lib/Twig/I18n.php
index 51e8dce229..da3e4ecfd5 100644
--- a/lib/Twig/I18n.php
+++ b/lib/Twig/I18n.php
@@ -28,7 +28,7 @@ class I18n extends \Twig_Extension {
       'date' => 'date'
     );
 
-    foreach($functions as $twig_function => $function) {
+    foreach ($functions as $twig_function => $function) {
       $twig_functions[] = new \Twig_SimpleFunction(
         $twig_function,
         array($this, $function),
@@ -44,7 +44,7 @@ class I18n extends \Twig_Extension {
     $output = array();
 
     $output[] = '<script type="text/javascript">';
-    foreach($translations as $key => $translation) {
+    foreach ($translations as $key => $translation) {
       $output[] =
         'MailPoet.I18n.add("'.$key.'", "'. str_replace('"', '\"', $translation) . '");';
     }
diff --git a/lib/Util/ArrayColumn.php b/lib/Util/ArrayColumn.php
index e15d0bee2c..0b02649e9b 100644
--- a/lib/Util/ArrayColumn.php
+++ b/lib/Util/ArrayColumn.php
@@ -54,7 +54,7 @@ function array_column($input = null, $column_key = null, $index_key = null) {
     }
   }
   $result_array = [];
-  foreach($params_input as $row) {
+  foreach ($params_input as $row) {
     $key = $value = null;
     $key_set = $value_set = false;
     if($params_index_key !== null && array_key_exists($params_index_key, $row)) {
diff --git a/lib/Util/CSS.php b/lib/Util/CSS.php
index 6e8505cb66..1fc8584f69 100644
--- a/lib/Util/CSS.php
+++ b/lib/Util/CSS.php
@@ -43,7 +43,7 @@ class CSS {
     $css_blocks = '';
 
     // Find all <style> blocks and cut styles from them (leaving media queries)
-    foreach($html->query('style') as $style) {
+    foreach ($html->query('style') as $style) {
       list($_css_to_parse, $_css_to_keep) = $this->splitMediaQueries($style->getInnerText());
       $css_blocks .= $_css_to_parse;
       if(!empty($_css_to_keep)) {
@@ -66,7 +66,7 @@ class CSS {
     // We loop over each rule by increasing order of specificity, find the nodes matching the selector
     // and apply the CSS properties
     foreach ($rules as $rule) {
-      foreach($html->query($rule['selector']) as $node) {
+      foreach ($html->query($rule['selector']) as $node) {
         // I'm leaving this for debug purposes, it has proved useful.
         /*
         if($node->already_styled === 'yes')
@@ -105,11 +105,11 @@ class CSS {
     // We need to start with a rule with lowest specificity
     $rules = array_reverse($rules);
     foreach ($rules as $rule) {
-      foreach($rule['properties'] as $key => $value) {
+      foreach ($rule['properties'] as $key => $value) {
         if(strpos($value, '!important') === false) {
           continue;
         }
-        foreach($html->query($rule['selector']) as $node) {
+        foreach ($html->query($rule['selector']) as $node) {
           $style = $this->styleToArray($node->style);
           $style[$key] = $value;
           $node->style = $this->arrayToStyle($style);
@@ -131,9 +131,9 @@ class CSS {
     $rules    = array();
     $position   = 0;
 
-    foreach($css->css as $declarations) {
-      foreach($declarations as $selectors => $properties) {
-        foreach(explode(",", $selectors) as $selector) {
+    foreach ($css->css as $declarations) {
+      foreach ($declarations as $selectors => $properties) {
+        foreach (explode(",", $selectors) as $selector) {
           $rules[] = array(
             'position'    => $position,
             'specificity'   => $this->calculateCSSSpecifity($selector),
@@ -257,7 +257,7 @@ class CSS {
 
     if(trim($str) === '') return $array;
 
-    foreach(explode(';', $str) as $kv) {
+    foreach (explode(';', $str) as $kv) {
       if($kv === '') {
         continue;
       }
@@ -275,7 +275,7 @@ class CSS {
   */
   private function arrayToStyle($array) {
     $parts = array();
-    foreach($array as $k => $v) {
+    foreach ($array as $k => $v) {
       $parts[] = "$k:$v";
     }
     return implode(';', $parts);
diff --git a/lib/Util/ConflictResolver.php b/lib/Util/ConflictResolver.php
index 219aa85f5d..518b91053a 100644
--- a/lib/Util/ConflictResolver.php
+++ b/lib/Util/ConflictResolver.php
@@ -63,7 +63,7 @@ class ConflictResolver {
     $dequeue_styles = function() use($_this) {
       global $wp_styles;
       if(empty($wp_styles->queue)) return;
-      foreach($wp_styles->queue as $wp_style) {
+      foreach ($wp_styles->queue as $wp_style) {
         if(empty($wp_styles->registered[$wp_style])) continue;
         $registered_style = $wp_styles->registered[$wp_style];
         if(!preg_match('!' . implode('|', $_this->permitted_assets_locations['styles']) . '!i', $registered_style->src)) {
@@ -83,7 +83,7 @@ class ConflictResolver {
     // unload all scripts except from the list of allowed
     $dequeue_scripts = function() use($_this) {
       global $wp_scripts;
-      foreach($wp_scripts->queue as $wp_script) {
+      foreach ($wp_scripts->queue as $wp_script) {
         if(empty($wp_scripts->registered[$wp_script])) continue;
         $registered_script = $wp_scripts->registered[$wp_script];
         if(!preg_match('!' . implode('|', $_this->permitted_assets_locations['scripts']) . '!i', $registered_script->src)) {
diff --git a/lib/Util/Sudzy/ValidModel.php b/lib/Util/Sudzy/ValidModel.php
index 4d7533319a..abf17239d4 100644
--- a/lib/Util/Sudzy/ValidModel.php
+++ b/lib/Util/Sudzy/ValidModel.php
@@ -114,7 +114,7 @@ abstract class ValidModel extends \Model {
   */
   public function save() {
     if($this->isNew()) { //Fields populated by create() or hydrate() don't pass through set()
-      foreach(array_keys($this->_validations) as $field) {
+      foreach (array_keys($this->_validations) as $field) {
         $this->validateField($field, $this->$field);
       }
     }
@@ -133,7 +133,7 @@ abstract class ValidModel extends \Model {
   public function set($key, $value = null) {
     if(is_array($key)) {
       // multiple values
-      foreach($key as $field => $value) {
+      foreach ($key as $field => $value) {
         $this->validateAndSet($field, $value);
       }
     } else {
diff --git a/lib/Util/XLSXWriter.php b/lib/Util/XLSXWriter.php
index 09d7584eeb..aee68be11d 100644
--- a/lib/Util/XLSXWriter.php
+++ b/lib/Util/XLSXWriter.php
@@ -37,7 +37,7 @@ class XLSXWriter
   public function __destruct()
   {
     if (!empty($this->temp_files)) {
-      foreach($this->temp_files as $temp_file) {
+      foreach ($this->temp_files as $temp_file) {
         @unlink($temp_file);
       }
     }
@@ -67,7 +67,7 @@ class XLSXWriter
 
   public function writeToFile($filename)
   {
-    foreach($this->sheets as $sheet_name => $sheet) {
+    foreach ($this->sheets as $sheet_name => $sheet) {
       self::finalizeSheet($sheet_name);//making sure all footers have been written
     }
 
@@ -84,7 +84,7 @@ class XLSXWriter
     $zip->addFromString("_rels/.rels", self::buildRelationshipsXML());
 
     $zip->addEmptyDir("xl/worksheets/");
-    foreach($this->sheets as $sheet) {
+    foreach ($this->sheets as $sheet) {
       $zip->addFile($sheet->filename, "xl/worksheets/".$sheet->xmlname );
     }
     if (!empty($this->shared_strings)) {
@@ -214,7 +214,7 @@ class XLSXWriter
     {
       $this->writeSheetHeader($sheet_name, $header_types);
     }
-    foreach($data as $i=>$row)
+    foreach ($data as $i=>$row)
     {
       $this->writeSheetRow($sheet_name, $row);
     }
@@ -329,7 +329,7 @@ class XLSXWriter
     $file = new XLSXWriter_BuffererWriter($temporary_filename, $fd_flags='w', $check_utf8=true);
     $file->write('<?xml version="1.0" encoding="UTF-8" standalone="yes"?>'."\n");
     $file->write('<sst count="'.($this->shared_string_count).'" uniqueCount="'.count($this->shared_strings).'" xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main">');
-    foreach($this->shared_strings as $s=>$c)
+    foreach ($this->shared_strings as $s=>$c)
     {
       $file->write('<si><t>'.self::xmlspecialchars($s).'</t></si>');
     }
@@ -381,7 +381,7 @@ class XLSXWriter
     $workbook_xml.='<fileVersion appName="Calc"/><workbookPr backupFile="false" showObjects="all" date1904="false"/><workbookProtection/>';
     $workbook_xml.='<bookViews><workbookView activeTab="0" firstSheet="0" showHorizontalScroll="true" showSheetTabs="true" showVerticalScroll="true" tabRatio="212" windowHeight="8192" windowWidth="16384" xWindow="0" yWindow="0"/></bookViews>';
     $workbook_xml.='<sheets>';
-    foreach($this->sheets as $sheet_name=>$sheet) {
+    foreach ($this->sheets as $sheet_name=>$sheet) {
       $workbook_xml.='<sheet name="'.self::xmlspecialchars($sheet->sheetname).'" sheetId="'.($i+1).'" state="visible" r:id="rId'.($i+2).'"/>';
       $i++;
     }
@@ -397,7 +397,7 @@ class XLSXWriter
     $wkbkrels_xml.='<?xml version="1.0" encoding="UTF-8"?>'."\n";
     $wkbkrels_xml.='<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">';
     $wkbkrels_xml.='<Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles" Target="styles.xml"/>';
-    foreach($this->sheets as $sheet_name=>$sheet) {
+    foreach ($this->sheets as $sheet_name=>$sheet) {
       $wkbkrels_xml.='<Relationship Id="rId'.($i+2).'" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet" Target="worksheets/'.($sheet->xmlname).'"/>';
       $i++;
     }
@@ -416,7 +416,7 @@ class XLSXWriter
     $content_types_xml.='<Types xmlns="http://schemas.openxmlformats.org/package/2006/content-types">';
     $content_types_xml.='<Override PartName="/_rels/.rels" ContentType="application/vnd.openxmlformats-package.relationships+xml"/>';
     $content_types_xml.='<Override PartName="/xl/_rels/workbook.xml.rels" ContentType="application/vnd.openxmlformats-package.relationships+xml"/>';
-    foreach($this->sheets as $sheet_name=>$sheet) {
+    foreach ($this->sheets as $sheet_name=>$sheet) {
       $content_types_xml.='<Override PartName="/xl/worksheets/'.($sheet->xmlname).'" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml"/>';
     }
     if (!empty($this->shared_strings)) {
diff --git a/lib/WP/Emoji.php b/lib/WP/Emoji.php
index 128a05f5d3..b2d6396db0 100644
--- a/lib/WP/Emoji.php
+++ b/lib/WP/Emoji.php
@@ -30,7 +30,7 @@ class Emoji {
     $matches = array();
     if(preg_match_all($regex, $content, $matches)) {
       if(!empty($matches[1])) {
-        foreach($matches[1] as $emoji) {
+        foreach ($matches[1] as $emoji) {
           $entity = html_entity_decode($emoji, ENT_COMPAT, 'UTF-8');
           $content = str_replace($emoji, $entity, $content);
         }
diff --git a/lib/WP/Readme.php b/lib/WP/Readme.php
index ec8c244ba5..10d0b4fc43 100644
--- a/lib/WP/Readme.php
+++ b/lib/WP/Readme.php
@@ -20,7 +20,7 @@ class Readme {
     $c = 0;
     $changelog = array();
 
-    foreach($entries as $entry) {
+    foreach ($entries as $entry) {
       // Locate version header and changes list
       preg_match('/=(.*?)=(.*)/s', $entry, $parts);
 
diff --git a/tasks/release/ChangelogController.php b/tasks/release/ChangelogController.php
index 462d0e83e5..eae8aa9262 100644
--- a/tasks/release/ChangelogController.php
+++ b/tasks/release/ChangelogController.php
@@ -49,7 +49,7 @@ class ChangelogController {
 
   private function renderList(array $issues, $field) {
     $messages = [];
-    foreach($issues as $issue) {
+    foreach ($issues as $issue) {
       if(!isset($issue['fields'][$field])) {
         continue;
       }
diff --git a/tasks/release/Jira.php b/tasks/release/Jira.php
index 9d4acd6c1b..64bdf0a33b 100644
--- a/tasks/release/Jira.php
+++ b/tasks/release/Jira.php
@@ -35,7 +35,7 @@ class Jira {
     if($version_name === null) {
       return end($versions);
     }
-    foreach($versions as $version) {
+    foreach ($versions as $version) {
       if($version_name === $version['name']) {
         return $version;
       }
diff --git a/tests/DataFactories/Form.php b/tests/DataFactories/Form.php
index 79bd73a0eb..88b479dc93 100644
--- a/tests/DataFactories/Form.php
+++ b/tests/DataFactories/Form.php
@@ -46,7 +46,7 @@ class Form {
    */
   public function withSegments(array $segments) {
     $ids = [];
-    foreach($segments as $segment) {
+    foreach ($segments as $segment) {
       $ids[] = $segment->id();
     }
     $this->data['settings']['segments'] = $ids;
diff --git a/tests/DataFactories/Newsletter.php b/tests/DataFactories/Newsletter.php
index ed7046626a..69a628991b 100644
--- a/tests/DataFactories/Newsletter.php
+++ b/tests/DataFactories/Newsletter.php
@@ -166,7 +166,7 @@ class Newsletter {
    * @return Newsletter
    */
   public function withSegments(array $segments) {
-    foreach($segments as $segment) {
+    foreach ($segments as $segment) {
       $this->segments[] = $segment->id();
     }
     return $this;
@@ -187,7 +187,7 @@ class Newsletter {
    */
   public function create() {
     $newsletter = \MailPoet\Models\Newsletter::createOrUpdate($this->data);
-    foreach($this->options as $option_id => $option_value) {
+    foreach ($this->options as $option_id => $option_value) {
       \MailPoet\Models\NewsletterOption::createOrUpdate(
         [
           'newsletter_id' => $newsletter->id,
@@ -196,7 +196,7 @@ class Newsletter {
         ]
       );
     }
-    foreach($this->segments as $segment_id) {
+    foreach ($this->segments as $segment_id) {
       NewsletterSegment::createOrUpdate([
         'newsletter_id' => $newsletter->id,
         'segment_id' => $segment_id,
diff --git a/tests/DataFactories/Subscriber.php b/tests/DataFactories/Subscriber.php
index 2fcd73282d..6fe372bd6a 100644
--- a/tests/DataFactories/Subscriber.php
+++ b/tests/DataFactories/Subscriber.php
@@ -62,7 +62,7 @@ class Subscriber {
    */
   public function create() {
     $subscriber = \MailPoet\Models\Subscriber::createOrUpdate($this->data);
-    foreach($this->segments as $segment) {
+    foreach ($this->segments as $segment) {
       SubscriberSegment::createOrUpdate([
         'subscriber_id' => $subscriber->id(),
         'segment_id' => $segment->id(),
diff --git a/tests/_support/Helper/Acceptance.php b/tests/_support/Helper/Acceptance.php
index cd64473f5d..65fdb7313b 100644
--- a/tests/_support/Helper/Acceptance.php
+++ b/tests/_support/Helper/Acceptance.php
@@ -20,7 +20,7 @@ class Acceptance extends \Codeception\Module
         -15 // Number of log entries to tail
       );
 
-      foreach($logEntries as $logEntry) {
+      foreach ($logEntries as $logEntry) {
         if($this->isJSError($logEntry)) {
           // Collect JS errors into an array
           $this->js_errors[] = $logEntry['message'];
diff --git a/tests/integration/API/JSON/v1/AutomatedLatestContentTest.php b/tests/integration/API/JSON/v1/AutomatedLatestContentTest.php
index a7b8d13935..62c95cbdec 100644
--- a/tests/integration/API/JSON/v1/AutomatedLatestContentTest.php
+++ b/tests/integration/API/JSON/v1/AutomatedLatestContentTest.php
@@ -10,7 +10,7 @@ class AutomatedLatestContentTest extends \MailPoetTest {
     $endpoint = new AutomatedLatestContent(new \MailPoet\Newsletter\AutomatedLatestContent(), new WPFunctions);
     $response = $endpoint->getPostTypes();
     expect($response->data)->notEmpty();
-    foreach($response->data as $post_type) {
+    foreach ($response->data as $post_type) {
       expect($post_type)->count(2);
       expect($post_type['name'])->notEmpty();
       expect($post_type['label'])->notEmpty();
diff --git a/tests/integration/API/JSON/v1/CustomFieldsTest.php b/tests/integration/API/JSON/v1/CustomFieldsTest.php
index 2974d06c96..52a249928e 100644
--- a/tests/integration/API/JSON/v1/CustomFieldsTest.php
+++ b/tests/integration/API/JSON/v1/CustomFieldsTest.php
@@ -53,7 +53,7 @@ class CustomFieldsTest extends \MailPoetTest {
 
   function _before() {
     parent::_before();
-    foreach($this->custom_fields as $custom_field) {
+    foreach ($this->custom_fields as $custom_field) {
       CustomField::createOrUpdate($custom_field);
     }
   }
@@ -64,7 +64,7 @@ class CustomFieldsTest extends \MailPoetTest {
     expect($response->status)->equals(APIResponse::STATUS_OK);
     expect($response->data)->count(count($this->custom_fields));
 
-    foreach($response->data as $custom_field) {
+    foreach ($response->data as $custom_field) {
       expect($custom_field['name'])->notEmpty();
       expect($custom_field['type'])->notEmpty();
       expect($custom_field['params'])->notEmpty();
diff --git a/tests/integration/API/JSON/v1/NewsletterTemplatesTest.php b/tests/integration/API/JSON/v1/NewsletterTemplatesTest.php
index 192329041b..b90c7c1264 100644
--- a/tests/integration/API/JSON/v1/NewsletterTemplatesTest.php
+++ b/tests/integration/API/JSON/v1/NewsletterTemplatesTest.php
@@ -97,7 +97,7 @@ class NewsletterTemplatesTest extends \MailPoetTest {
 
     $normalize = function($array) {
       $result = array();
-      foreach($array as $key => $value) {
+      foreach ($array as $key => $value) {
         if(in_array($key, ['newsletter_id', 'name', 'body'])) {
           $result[$key] = $value;
         }
diff --git a/tests/integration/API/JSON/v1/NewslettersTest.php b/tests/integration/API/JSON/v1/NewslettersTest.php
index e74078fb54..986767010b 100644
--- a/tests/integration/API/JSON/v1/NewslettersTest.php
+++ b/tests/integration/API/JSON/v1/NewslettersTest.php
@@ -248,7 +248,7 @@ class NewslettersTest extends \MailPoetTest {
       'nthWeekDay',
       'schedule'
     );
-    foreach($newsletter_options as $option) {
+    foreach ($newsletter_options as $option) {
       $newsletter_option_field = NewsletterOptionField::create();
       $newsletter_option_field->name = $option;
       $newsletter_option_field->newsletter_type = Newsletter::TYPE_NOTIFICATION;
@@ -293,7 +293,7 @@ class NewslettersTest extends \MailPoetTest {
       'nthWeekDay',
       'schedule'
     );
-    foreach($newsletter_options as $option) {
+    foreach ($newsletter_options as $option) {
       $newsletter_option_field = NewsletterOptionField::create();
       $newsletter_option_field->name = $option;
       $newsletter_option_field->newsletter_type = Newsletter::TYPE_NOTIFICATION;
diff --git a/tests/integration/API/JSON/v1/SendingQueueTest.php b/tests/integration/API/JSON/v1/SendingQueueTest.php
index bfd4214b48..1aa008cacc 100644
--- a/tests/integration/API/JSON/v1/SendingQueueTest.php
+++ b/tests/integration/API/JSON/v1/SendingQueueTest.php
@@ -90,7 +90,7 @@ class SendingQueueTest extends \MailPoetTest {
   }
 
   private function _createOrUpdateNewsletterOptions($newsletter_id, $newsletter_type, $options) {
-    foreach($options as $option => $value) {
+    foreach ($options as $option => $value) {
       $newsletter_option_field = NewsletterOptionField::where('name', $option)->findOne();
       if(!$newsletter_option_field) {
         $newsletter_option_field = NewsletterOptionField::create();
diff --git a/tests/integration/API/JSON/v1/ServicesTest.php b/tests/integration/API/JSON/v1/ServicesTest.php
index 9fa2466ee8..994fbb090d 100644
--- a/tests/integration/API/JSON/v1/ServicesTest.php
+++ b/tests/integration/API/JSON/v1/ServicesTest.php
@@ -154,7 +154,7 @@ class ServicesTest extends \MailPoetTest {
     );
     $response = $this->services_endpoint->checkPremiumKey($this->data);
     expect($response->status)->equals(APIResponse::STATUS_OK);
-    foreach(array_keys(Installer::getPremiumStatus()) as $key) {
+    foreach (array_keys(Installer::getPremiumStatus()) as $key) {
       expect(isset($response->meta[$key]))->true();
     }
   }
diff --git a/tests/integration/API/JSON/v1/SubscribersTest.php b/tests/integration/API/JSON/v1/SubscribersTest.php
index ace88d1f3a..c900f0a05a 100644
--- a/tests/integration/API/JSON/v1/SubscribersTest.php
+++ b/tests/integration/API/JSON/v1/SubscribersTest.php
@@ -614,7 +614,7 @@ class SubscribersTest extends \MailPoetTest {
       'schedule' => '* * * * *'
     );
 
-    foreach($welcome_newsletter_options as $option => $value) {
+    foreach ($welcome_newsletter_options as $option => $value) {
       $newsletter_option_field = NewsletterOptionField::create();
       $newsletter_option_field->name = $option;
       $newsletter_option_field->newsletter_type = Newsletter::TYPE_WELCOME;
diff --git a/tests/integration/Config/CapabilitiesTest.php b/tests/integration/Config/CapabilitiesTest.php
index 9b14f7b3d0..e4a4d86a63 100644
--- a/tests/integration/Config/CapabilitiesTest.php
+++ b/tests/integration/Config/CapabilitiesTest.php
@@ -31,8 +31,8 @@ class CapabilitiesTest extends \MailPoetTest {
     $permissions = AccessControl::getDefaultPermissions();
     $this->caps->setupWPCapabilities();
     $checked = false;
-    foreach($permissions as $name => $roles) {
-      foreach($roles as $role) {
+    foreach ($permissions as $name => $roles) {
+      foreach ($roles as $role) {
         $checked = true;
         expect(get_role($role)->has_cap($name))->true();
       }
@@ -44,8 +44,8 @@ class CapabilitiesTest extends \MailPoetTest {
     $permissions = AccessControl::getDefaultPermissions();
     $this->caps->removeWPCapabilities();
     $checked = false;
-    foreach($permissions as $name => $roles) {
-      foreach($roles as $role) {
+    foreach ($permissions as $name => $roles) {
+      foreach ($roles as $role) {
         $checked = true;
         expect(get_role($role)->has_cap($name))->false();
       }
diff --git a/tests/integration/Config/InitializerTest.php b/tests/integration/Config/InitializerTest.php
index 95fd5c40db..d6b944f3e2 100644
--- a/tests/integration/Config/InitializerTest.php
+++ b/tests/integration/Config/InitializerTest.php
@@ -6,7 +6,7 @@ class InitializerTest extends \MailPoetTest {
     global $wp_filter;
     $is_hooked = false;
     // mailpoet should hook to 'wp_loaded' with priority of 10
-    foreach($wp_filter['wp_loaded'][10] as $name => $hook) {
+    foreach ($wp_filter['wp_loaded'][10] as $name => $hook) {
       if(preg_match('/postInitialize/', $name)) $is_hooked = true;
     }
     expect($is_hooked)->true();
diff --git a/tests/integration/Cron/CronHelperTest.php b/tests/integration/Cron/CronHelperTest.php
index e1a918a8ce..f9896139d7 100644
--- a/tests/integration/Cron/CronHelperTest.php
+++ b/tests/integration/Cron/CronHelperTest.php
@@ -120,7 +120,7 @@ class CronHelperTest extends \MailPoetTest {
   function testItDetectsNotAccessibleDaemon() {
     $time = time();
     $run_start_values = [null, $time - 20];
-    foreach($run_start_values as $run_start) {
+    foreach ($run_start_values as $run_start) {
       $daemon = $this->getDeamonTestData();
       $daemon['run_accessed_at'] = $time - 10;
       $daemon['run_started_at'] = $run_start;
@@ -161,7 +161,7 @@ class CronHelperTest extends \MailPoetTest {
       ],
       null,
     ];
-    foreach($test_inputs as $test_input) {
+    foreach ($test_inputs as $test_input) {
       $daemon = $this->getDeamonTestData();
       $daemon['run_accessed_at'] = $test_input['run_access'];
       $daemon['run_started_at'] = $test_input['run_start'];
diff --git a/tests/integration/Cron/Workers/BounceTest.php b/tests/integration/Cron/Workers/BounceTest.php
index e4f19c1103..a67a2b41bd 100644
--- a/tests/integration/Cron/Workers/BounceTest.php
+++ b/tests/integration/Cron/Workers/BounceTest.php
@@ -23,7 +23,7 @@ class BounceTest extends \MailPoetTest {
       'good_address@example.com'
     );
 
-    foreach($this->emails as $email) {
+    foreach ($this->emails as $email) {
         Subscriber::createOrUpdate(array(
           'status' => Subscriber::STATUS_SUBSCRIBED,
           'email' => $email
diff --git a/tests/integration/Cron/Workers/SchedulerTest.php b/tests/integration/Cron/Workers/SchedulerTest.php
index 1ce0b065b8..5b42262c99 100644
--- a/tests/integration/Cron/Workers/SchedulerTest.php
+++ b/tests/integration/Cron/Workers/SchedulerTest.php
@@ -625,7 +625,7 @@ class SchedulerTest extends \MailPoetTest {
     $subscriber = $this->_createSubscriber();
     $segment_subscriber = $this->_createSubscriberSegment($subscriber->id, $segment->id);
     $options = array('sendTo' => 'segment', 'segment' => $segment->id);
-    foreach($options as $option => $value) {
+    foreach ($options as $option => $value) {
       $newsletter_option_field = $this->_createNewsletterOptionField($option, Newsletter::TYPE_AUTOMATIC);
       $newsletter_option = $this->_createNewsletterOption($newsletter_option_field->id, $newsletter->id, $value);
     }
@@ -779,4 +779,4 @@ class SchedulerTest extends \MailPoetTest {
     \ORM::raw_execute('TRUNCATE ' . Segment::$_table);
     \ORM::raw_execute('TRUNCATE ' . NewsletterSegment::$_table);
   }
-}
\ No newline at end of file
+}
diff --git a/tests/integration/Form/Block/DateTest.php b/tests/integration/Form/Block/DateTest.php
index e866ec3cbe..03e2841a63 100644
--- a/tests/integration/Form/Block/DateTest.php
+++ b/tests/integration/Form/Block/DateTest.php
@@ -11,7 +11,7 @@ class DateTest extends \MailPoetTest {
       'YYYY/MM/DD' => '2016/05/10',
       'YYYY/DD/MM' => '2016/10/05'
     );
-    foreach($date as $date_format => $date) {
+    foreach ($date as $date_format => $date) {
       expect(Date::convertDateToDatetime($date, $date_format))
         ->equals('2016-05-10 00:00:00');
     }
@@ -22,7 +22,7 @@ class DateTest extends \MailPoetTest {
       'MM/YYYY' => '05/2016',
       'YYYY/MM' => '2016/05'
     );
-    foreach($date as $date_format => $date) {
+    foreach ($date as $date_format => $date) {
       expect(Date::convertDATEToDatetime($date, $date_format))
         ->equals('2016-05-01 00:00:00');
     }
diff --git a/tests/integration/Mailer/MailerTest.php b/tests/integration/Mailer/MailerTest.php
index 8f00ed3b54..1e42e570f9 100644
--- a/tests/integration/Mailer/MailerTest.php
+++ b/tests/integration/Mailer/MailerTest.php
@@ -96,7 +96,7 @@ class MailerTest extends \MailPoetTest {
   }
 
   function testItCanBuildKnownMailerInstances() {
-    foreach($this->available_mailer_methods as $method) {
+    foreach ($this->available_mailer_methods as $method) {
       $mailer = new Mailer($method, $this->sender);
       $mailer->buildMailer();
       expect(get_class($mailer->mailer_instance))
diff --git a/tests/integration/Mailer/Methods/ErrorMappers/AmazonSESMapperTest.php b/tests/integration/Mailer/Methods/ErrorMappers/AmazonSESMapperTest.php
index f02d645e68..d4958abea6 100644
--- a/tests/integration/Mailer/Methods/ErrorMappers/AmazonSESMapperTest.php
+++ b/tests/integration/Mailer/Methods/ErrorMappers/AmazonSESMapperTest.php
@@ -45,7 +45,7 @@ class AmazonSESMapperTest extends \MailPoetTest {
    * @return SimpleXMLElement
    */
   private function buildXmlResponseFromArray($response_data, SimpleXMLElement $xml) {
-    foreach($response_data as $tag => $value) {
+    foreach ($response_data as $tag => $value) {
       if(is_array($value)) {
         $this->buildXmlResponseFromArray($value, $xml->addChild($tag));
       } else {
diff --git a/tests/integration/Models/CustomFieldTest.php b/tests/integration/Models/CustomFieldTest.php
index 4e66526789..483e7fd959 100644
--- a/tests/integration/Models/CustomFieldTest.php
+++ b/tests/integration/Models/CustomFieldTest.php
@@ -107,7 +107,7 @@ class CustomFieldTest extends \MailPoetTest {
   }
 
   function testItCanHaveManySubscribers() {
-    foreach($this->subscribers as $subscriber) {
+    foreach ($this->subscribers as $subscriber) {
       $subscriber = Subscriber::createOrUpdate($subscriber);
 
       $association = SubscriberCustomField::create();
diff --git a/tests/integration/Models/ModelValidatorTest.php b/tests/integration/Models/ModelValidatorTest.php
index 55d1d5948d..e46aa81217 100644
--- a/tests/integration/Models/ModelValidatorTest.php
+++ b/tests/integration/Models/ModelValidatorTest.php
@@ -13,7 +13,7 @@ class ModelValidatorTest extends \MailPoetTest {
 
   function testItConfiguresValidators() {
     $configured_validators = $this->validator->getValidators();
-    foreach(array_keys($this->validator->validators) as $validator) {
+    foreach (array_keys($this->validator->validators) as $validator) {
       expect($configured_validators)->contains($validator);
     }
   }
@@ -39,4 +39,4 @@ class ModelValidatorTest extends \MailPoetTest {
     expect($this->validator->validateRenderedNewsletterBody(json_encode(null)))->true();
     expect($this->validator->validateRenderedNewsletterBody(json_encode(array('html' => 'test', 'text' => 'test'))))->true();
   }
-}
\ No newline at end of file
+}
diff --git a/tests/integration/Models/NewsletterOptionFieldTest.php b/tests/integration/Models/NewsletterOptionFieldTest.php
index 2a015ccbf3..d079e05d7a 100644
--- a/tests/integration/Models/NewsletterOptionFieldTest.php
+++ b/tests/integration/Models/NewsletterOptionFieldTest.php
@@ -85,7 +85,7 @@ class NewsletterOptionFieldTest extends \MailPoetTest {
   }
 
   function testItCanHaveManyNewsletters() {
-    foreach($this->newsletter_data as $data) {
+    foreach ($this->newsletter_data as $data) {
       $newsletter = Newsletter::create();
       $newsletter->hydrate($data);
       $newsletter->save();
diff --git a/tests/integration/Models/NewsletterPostTest.php b/tests/integration/Models/NewsletterPostTest.php
index 7f7c37ea78..859a2d3e66 100644
--- a/tests/integration/Models/NewsletterPostTest.php
+++ b/tests/integration/Models/NewsletterPostTest.php
@@ -6,7 +6,7 @@ use MailPoet\Models\NewsletterPost as NewsletterPost;
 
 class NewsletterPostTest extends \MailPoetTest {
   function testItCanGetLatestNewsletterPost() {
-    foreach(range(1, 5) as $index) {
+    foreach (range(1, 5) as $index) {
       $newsletter_post = NewsletterPost::create();
       $newsletter_post->newsletter_id = 1;
       $newsletter_post->post_id = $index;
@@ -23,4 +23,4 @@ class NewsletterPostTest extends \MailPoetTest {
     \ORM::for_table(NewsletterPost::$_table)
       ->deleteMany();
   }
-}
\ No newline at end of file
+}
diff --git a/tests/integration/Models/NewsletterTest.php b/tests/integration/Models/NewsletterTest.php
index d5fa9a2b96..047aaa5886 100644
--- a/tests/integration/Models/NewsletterTest.php
+++ b/tests/integration/Models/NewsletterTest.php
@@ -878,7 +878,7 @@ class NewsletterTest extends \MailPoetTest {
 
   function testPausesTaskWhenNewsletterWithActivationIsDisabled() {
     $newsletters_with_activation = [Newsletter::TYPE_NOTIFICATION, Newsletter::TYPE_WELCOME, Newsletter::TYPE_AUTOMATIC];
-    foreach($newsletters_with_activation as $type) {
+    foreach ($newsletters_with_activation as $type) {
       $newsletter = Newsletter::createOrUpdate(array(
         'type' => $type
       ));
@@ -895,7 +895,7 @@ class NewsletterTest extends \MailPoetTest {
 
   function testUnpausesTaskWhenNewsletterWithActivationIsEnabled() {
     $newsletters_with_activation = [Newsletter::TYPE_NOTIFICATION, Newsletter::TYPE_WELCOME, Newsletter::TYPE_AUTOMATIC];
-    foreach($newsletters_with_activation as $type) {
+    foreach ($newsletters_with_activation as $type) {
       $newsletter = Newsletter::createOrUpdate(array(
         'type' => $type
       ));
diff --git a/tests/integration/Models/SegmentTest.php b/tests/integration/Models/SegmentTest.php
index c14ac29bce..0015599757 100644
--- a/tests/integration/Models/SegmentTest.php
+++ b/tests/integration/Models/SegmentTest.php
@@ -139,7 +139,7 @@ class SegmentTest extends \MailPoetTest {
   }
 
   function testItCanHaveManySubscribers() {
-    foreach($this->subscribers_data as $subscriber_data) {
+    foreach ($this->subscribers_data as $subscriber_data) {
       $subscriber = Subscriber::create();
       $subscriber->hydrate($subscriber_data);
       $subscriber->save();
@@ -156,7 +156,7 @@ class SegmentTest extends \MailPoetTest {
   }
 
   function testItCanHaveManyNewsletters() {
-    foreach($this->newsletters_data as $newsletter_data) {
+    foreach ($this->newsletters_data as $newsletter_data) {
       $newsletter = Newsletter::create();
       $newsletter->hydrate($newsletter_data);
       $newsletter->save();
@@ -174,7 +174,7 @@ class SegmentTest extends \MailPoetTest {
 
   function testItCanHaveSubscriberCount() {
     // normal subscribers
-    foreach($this->subscribers_data as $subscriber_data) {
+    foreach ($this->subscribers_data as $subscriber_data) {
       $subscriber = Subscriber::create();
       $subscriber->hydrate($subscriber_data);
       $subscriber->save();
@@ -193,7 +193,7 @@ class SegmentTest extends \MailPoetTest {
     expect($subscribers_count[Subscriber::STATUS_BOUNCED])->equals(1);
 
     // unsubscribed from this particular segment
-    foreach($this->subscribers_data as $subscriber_data) {
+    foreach ($this->subscribers_data as $subscriber_data) {
       $subscriber = Subscriber::findOne($subscriber_data['email']);
       SubscriberSegment::unsubscribeFromSegments($subscriber, array($this->segment->id));
     }
@@ -206,7 +206,7 @@ class SegmentTest extends \MailPoetTest {
     expect($subscribers_count[Subscriber::STATUS_BOUNCED])->equals(0);
 
     // trashed subscribers
-    foreach($this->subscribers_data as $subscriber_data) {
+    foreach ($this->subscribers_data as $subscriber_data) {
       $subscriber = Subscriber::findOne($subscriber_data['email']);
       SubscriberSegment::resubscribeToAllSegments($subscriber);
       $subscriber->trash();
@@ -221,7 +221,7 @@ class SegmentTest extends \MailPoetTest {
   }
 
   function testItCanGetSegmentsWithSubscriberCount() {
-    foreach($this->subscribers_data as $subscriber_data) {
+    foreach ($this->subscribers_data as $subscriber_data) {
       $subscriber = Subscriber::create();
       $subscriber->hydrate($subscriber_data);
       $subscriber->save();
@@ -235,7 +235,7 @@ class SegmentTest extends \MailPoetTest {
   }
 
   function testItCanGetSegmentsForExport() {
-    foreach($this->subscribers_data as $index => $subscriber_data) {
+    foreach ($this->subscribers_data as $index => $subscriber_data) {
       $subscriber = Subscriber::create();
       $subscriber->hydrate($subscriber_data);
       $subscriber->save();
diff --git a/tests/integration/Models/SubscriberTest.php b/tests/integration/Models/SubscriberTest.php
index c20d4bd7e4..ce53a93f38 100644
--- a/tests/integration/Models/SubscriberTest.php
+++ b/tests/integration/Models/SubscriberTest.php
@@ -144,7 +144,7 @@ class SubscriberTest extends \MailPoetTest {
   function testItHasGroupFilter() {
     $subscribers = Subscriber::filter('groupBy', Subscriber::STATUS_UNCONFIRMED)
       ->findMany();
-    foreach($subscribers as $subscriber) {
+    foreach ($subscribers as $subscriber) {
       expect($subscriber->status)->equals(Subscriber::STATUS_UNCONFIRMED);
     }
 
@@ -152,7 +152,7 @@ class SubscriberTest extends \MailPoetTest {
     $this->subscriber->save();
     $subscribers = Subscriber::filter('groupBy', Subscriber::STATUS_SUBSCRIBED)
       ->findMany();
-    foreach($subscribers as $subscriber) {
+    foreach ($subscribers as $subscriber) {
       expect($subscriber->status)->equals(Subscriber::STATUS_SUBSCRIBED);
     }
 
@@ -160,7 +160,7 @@ class SubscriberTest extends \MailPoetTest {
     $this->subscriber->save();
     $subscribers = Subscriber::filter('groupBy', Subscriber::STATUS_UNSUBSCRIBED)
       ->findMany();
-    foreach($subscribers as $subscriber) {
+    foreach ($subscribers as $subscriber) {
       expect($subscriber->status)->equals(Subscriber::STATUS_UNSUBSCRIBED);
     }
 
@@ -168,7 +168,7 @@ class SubscriberTest extends \MailPoetTest {
     $this->subscriber->save();
     $subscribers = Subscriber::filter('groupBy', Subscriber::STATUS_BOUNCED)
       ->findMany();
-    foreach($subscribers as $subscriber) {
+    foreach ($subscribers as $subscriber) {
       expect($subscriber->status)->equals(Subscriber::STATUS_BOUNCED);
     }
   }
@@ -472,7 +472,7 @@ class SubscriberTest extends \MailPoetTest {
       'afterTimeType' => 'days',
       'afterTimeNumber' => 1
     );
-    foreach($newsletter_options as $option => $value) {
+    foreach ($newsletter_options as $option => $value) {
       $newsletter_option_field = NewsletterOptionField::create();
       $newsletter_option_field->name = $option;
       $newsletter_option_field->newsletter_type = $newsletter->type;
@@ -517,7 +517,7 @@ class SubscriberTest extends \MailPoetTest {
       'afterTimeType' => 'days',
       'afterTimeNumber' => 1
     );
-    foreach($newsletter_options as $option => $value) {
+    foreach ($newsletter_options as $option => $value) {
       $newsletter_option_field = NewsletterOptionField::create();
       $newsletter_option_field->name = $option;
       $newsletter_option_field->newsletter_type = $newsletter->type;
@@ -859,7 +859,7 @@ class SubscriberTest extends \MailPoetTest {
     $subscriber = Subscriber::create();
     $subscriber->hydrate(Fixtures::get('subscriber_template'));
     $subscriber->save();
-    foreach(range(1, 5) as $custom_field) {
+    foreach (range(1, 5) as $custom_field) {
       $subscriber_custom_field = SubscriberCustomField::create();
       $subscriber_custom_field->custom_field_id = $custom_field;
       $subscriber_custom_field->subscriber_id = ($custom_field !== 5) ?
diff --git a/tests/integration/Newsletter/Editor/PostContentManagerTest.php b/tests/integration/Newsletter/Editor/PostContentManagerTest.php
index 4e25cc3684..0b274902cc 100644
--- a/tests/integration/Newsletter/Editor/PostContentManagerTest.php
+++ b/tests/integration/Newsletter/Editor/PostContentManagerTest.php
@@ -70,7 +70,7 @@ class PostContentManagerTest extends \MailPoetTest {
       '<i>italic</i>',
       'Text<br />new line'
     );
-    foreach($text_tags as $html) {
+    foreach ($text_tags as $html) {
       expect($this->post_content->filterContent($html, 'full'))->equals(
         '<p class="' . PostContentManager::WP_POST_CLASS . '">' . $html . '</p>'
       );
@@ -103,7 +103,7 @@ class PostContentManagerTest extends \MailPoetTest {
       '<td></td>',
     );
 
-    foreach($undesirable_tags as $html) {
+    foreach ($undesirable_tags as $html) {
       expect($this->post_content->filterContent($html, 'full'))->equals('');
     }
   }
@@ -126,7 +126,7 @@ class PostContentManagerTest extends \MailPoetTest {
       '<h3></h3>',
     );
 
-    foreach($undesirable_tags as $html) {
+    foreach ($undesirable_tags as $html) {
       expect($this->post_content->filterContent($html, 'excerpt'))->equals('');
     }
   }
diff --git a/tests/integration/Newsletter/Links/LinksTest.php b/tests/integration/Newsletter/Links/LinksTest.php
index 0eb8c2bbd8..79be5ad3cf 100644
--- a/tests/integration/Newsletter/Links/LinksTest.php
+++ b/tests/integration/Newsletter/Links/LinksTest.php
@@ -160,7 +160,7 @@ class LinksTest extends \MailPoetTest {
 
     // data was properly encoded
     preg_match_all('/data=(?P<data>.*?)"/', $result, $result);
-    foreach($result['data'] as $data) {
+    foreach ($result['data'] as $data) {
       $data = Router::decodeRequestData($data);
       $data = Links::transformUrlDataObject($data);
       expect($data['subscriber_id'])->equals($subscriber->id);
diff --git a/tests/integration/Newsletter/RendererTest.php b/tests/integration/Newsletter/RendererTest.php
index 583e40ab4c..a703ed895d 100644
--- a/tests/integration/Newsletter/RendererTest.php
+++ b/tests/integration/Newsletter/RendererTest.php
@@ -70,7 +70,7 @@ class RendererTest extends \MailPoetTest {
         $column_content
       )
     );
-    foreach($DOM('table.mailpoet_cols-one > tbody') as $column) {
+    foreach ($DOM('table.mailpoet_cols-one > tbody') as $column) {
       $rendered_column_content[] = trim($column->text());
     };
     expect($rendered_column_content)->equals($column_content);
@@ -95,7 +95,7 @@ class RendererTest extends \MailPoetTest {
         $column_content
       )
     );
-    foreach($DOM('table.mailpoet_cols-two > tbody') as $column) {
+    foreach ($DOM('table.mailpoet_cols-two > tbody') as $column) {
       $rendered_column_content[] = trim($column->text());
     };
     expect($rendered_column_content)->equals($column_content);
@@ -121,7 +121,7 @@ class RendererTest extends \MailPoetTest {
         $column_content
       )
     );
-    foreach($DOM('table.mailpoet_cols-three > tbody') as $column) {
+    foreach ($DOM('table.mailpoet_cols-three > tbody') as $column) {
       $rendered_column_content[] = trim($column->text());
     };
     expect($rendered_column_content)->equals($column_content);
diff --git a/tests/integration/Newsletter/Scheduler/SchedulerTest.php b/tests/integration/Newsletter/Scheduler/SchedulerTest.php
index 63843234d2..e511263f42 100644
--- a/tests/integration/Newsletter/Scheduler/SchedulerTest.php
+++ b/tests/integration/Newsletter/Scheduler/SchedulerTest.php
@@ -793,7 +793,7 @@ class SchedulerTest extends \MailPoetTest {
   }
 
   function _createNewsletterOptions($newsletter_id, $newsletter_type, $options) {
-    foreach($options as $option => $value) {
+    foreach ($options as $option => $value) {
       $newsletter_option_field = NewsletterOptionField::where('name', $option)->findOne();
       if(!$newsletter_option_field) {
         $newsletter_option_field = NewsletterOptionField::create();
@@ -813,7 +813,7 @@ class SchedulerTest extends \MailPoetTest {
   }
 
   function _removePostNotificationHooks() {
-    foreach(WPPosts::getTypes() as $post_type) {
+    foreach (WPPosts::getTypes() as $post_type) {
       remove_filter(
         'publish_' . $post_type,
         '\MailPoet\Newsletter\Scheduler\Scheduler::transitionHook',
diff --git a/tests/integration/Newsletter/ShortcodesTest.php b/tests/integration/Newsletter/ShortcodesTest.php
index 54c71e6e9e..94d3c949d7 100644
--- a/tests/integration/Newsletter/ShortcodesTest.php
+++ b/tests/integration/Newsletter/ShortcodesTest.php
@@ -271,7 +271,7 @@ class ShortcodesTest extends \MailPoetTest {
     // tracking function only works during sending, so queue object must not be false
     $shortcodes_object->queue = true;
     $result = $shortcodes_object->process($initial_shortcodes);
-    foreach($result as $index => $transformed_shortcode) {
+    foreach ($result as $index => $transformed_shortcode) {
       // 1. result must not contain a link
       expect($transformed_shortcode)->regExp('/^((?!href="http).)*$/');
       // 2. result must include a URL shortcode. for example:
@@ -297,7 +297,7 @@ class ShortcodesTest extends \MailPoetTest {
     );
     $result = $shortcodes_object->process($shortcodes);
     // hash is returned
-    foreach($result as $index => $transformed_shortcode) {
+    foreach ($result as $index => $transformed_shortcode) {
       expect($transformed_shortcode)->equals($links[$index]);
     }
   }
diff --git a/tests/integration/Services/BridgeTest.php b/tests/integration/Services/BridgeTest.php
index 56bca1b4a0..72489440b5 100644
--- a/tests/integration/Services/BridgeTest.php
+++ b/tests/integration/Services/BridgeTest.php
@@ -104,7 +104,7 @@ class BridgeTest extends \MailPoetTest {
       Bridge::KEY_INVALID => $this->invalid_key,
       Bridge::KEY_EXPIRING => $this->expiring_key
     );
-    foreach($states as $state => $key) {
+    foreach ($states as $state => $key) {
       $state = array('state' => $state);
       $this->bridge->storeMSSKeyAndState($key, $state);
       expect($this->getMSSKey())->equals($key);
@@ -117,7 +117,7 @@ class BridgeTest extends \MailPoetTest {
       array('state' => Bridge::KEY_CHECK_ERROR),
       array()
     );
-    foreach($states as $state) {
+    foreach ($states as $state) {
       $this->bridge->storeMSSKeyAndState($this->valid_key, $state);
       expect($this->getMSSKey())->notEquals($this->valid_key);
       expect($this->getMSSKeyState())->notEquals($state);
@@ -170,7 +170,7 @@ class BridgeTest extends \MailPoetTest {
       Bridge::KEY_ALREADY_USED => $this->used_premium_key,
       Bridge::KEY_EXPIRING => $this->expiring_key
     );
-    foreach($states as $state => $key) {
+    foreach ($states as $state => $key) {
       $state = array('state' => $state);
       $this->bridge->storePremiumKeyAndState($key, $state);
       expect($this->getPremiumKey())->equals($key);
@@ -183,7 +183,7 @@ class BridgeTest extends \MailPoetTest {
       array('state' => Bridge::KEY_CHECK_ERROR),
       array()
     );
-    foreach($states as $state) {
+    foreach ($states as $state) {
       $this->bridge->storePremiumKeyAndState($this->valid_key, $state);
       expect($this->getPremiumKey())->notEquals($this->valid_key);
       expect($this->getPremiumKeyState())->notEquals($state);
diff --git a/tests/integration/Subscribers/ImportExport/Export/DefaultSubscribersGetterTest.php b/tests/integration/Subscribers/ImportExport/Export/DefaultSubscribersGetterTest.php
index dd8380667c..f100c7e488 100644
--- a/tests/integration/Subscribers/ImportExport/Export/DefaultSubscribersGetterTest.php
+++ b/tests/integration/Subscribers/ImportExport/Export/DefaultSubscribersGetterTest.php
@@ -60,7 +60,7 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
       )
     );
 
-    foreach($this->subscribers_data as $subscriber) {
+    foreach ($this->subscribers_data as $subscriber) {
       if(isset($subscriber[1])) {
         unset($subscriber[1]);
       }
@@ -69,13 +69,13 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
       $entity->save();
     }
 
-    foreach($this->segments_data as $segment) {
+    foreach ($this->segments_data as $segment) {
       $entity = Segment::create();
       $entity->hydrate($segment);
       $entity->save();
     }
 
-    foreach($this->custom_fields_data as $custom_field) {
+    foreach ($this->custom_fields_data as $custom_field) {
       $entity = CustomField::create();
       $entity->hydrate($custom_field);
       $entity->save();
@@ -108,9 +108,9 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
   protected function filterSubscribersData($subscribers) {
     return array_map(function($subscriber) {
       $data = array();
-      foreach($subscriber as $key => $value) {
+      foreach ($subscriber as $key => $value) {
         if(in_array($key, array(
-          'first_name', 'last_name', 'email', 'global_status', 
+          'first_name', 'last_name', 'email', 'global_status',
           'status', 'list_status', 'segment_name', 1
         )))
           $data[$key] = $value;
@@ -118,7 +118,7 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
       return $data;
     }, $subscribers);
   }
-  
+
   function testItGetsSubscribersInOneSegment() {
     $getter = new DefaultSubscribersGetter([1], 10);
     $subscribers = $getter->get();
@@ -128,7 +128,7 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
         'last_name' => 'Smith',
         'email' => 'adam@smith.com',
         'status' => Subscriber::STATUS_UNCONFIRMED,
-        'global_status' => Subscriber::STATUS_UNCONFIRMED, 
+        'global_status' => Subscriber::STATUS_UNCONFIRMED,
         'list_status' => Subscriber::STATUS_UNSUBSCRIBED,
         'segment_name' => 'Newspapers',
         1 => null
@@ -138,7 +138,7 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
         'last_name' => 'Jane',
         'email' => 'mary@jane.com',
         'status' => Subscriber::STATUS_SUBSCRIBED,
-        'global_status' => Subscriber::STATUS_SUBSCRIBED, 
+        'global_status' => Subscriber::STATUS_SUBSCRIBED,
         'list_status' => Subscriber::STATUS_SUBSCRIBED,
         'segment_name' => 'Newspapers',
         1 => 'Brazil',
@@ -157,7 +157,7 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
         'last_name' => 'Smith',
         'email' => 'adam@smith.com',
         'status' => Subscriber::STATUS_UNCONFIRMED,
-        'global_status' => Subscriber::STATUS_UNCONFIRMED, 
+        'global_status' => Subscriber::STATUS_UNCONFIRMED,
         'list_status' => Subscriber::STATUS_UNSUBSCRIBED,
         'segment_name' => 'Newspapers',
         1 => null
@@ -167,7 +167,7 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
         'last_name' => 'Smith',
         'email' => 'adam@smith.com',
         'status' => Subscriber::STATUS_UNCONFIRMED,
-        'global_status' => Subscriber::STATUS_UNCONFIRMED, 
+        'global_status' => Subscriber::STATUS_UNCONFIRMED,
         'list_status' => Subscriber::STATUS_SUBSCRIBED,
         'segment_name' => 'Journals',
         1 => null
@@ -177,7 +177,7 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
         'last_name' => 'Jane',
         'email' => 'mary@jane.com',
         'status' => Subscriber::STATUS_SUBSCRIBED,
-        'global_status' => Subscriber::STATUS_SUBSCRIBED, 
+        'global_status' => Subscriber::STATUS_SUBSCRIBED,
         'list_status' => Subscriber::STATUS_SUBSCRIBED,
         'segment_name' => 'Newspapers',
         1 => 'Brazil',
@@ -187,7 +187,7 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
         'last_name' => 'Kookoo',
         'email' => 'john@kookoo.com',
         'status' => Subscriber::STATUS_UNCONFIRMED,
-        'global_status' => Subscriber::STATUS_UNCONFIRMED, 
+        'global_status' => Subscriber::STATUS_UNCONFIRMED,
         'list_status' => Subscriber::STATUS_SUBSCRIBED,
         'segment_name' => 'Journals',
         1 => null,
@@ -205,7 +205,7 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
         'last_name' => 'Smith',
         'email' => 'adam@smith.com',
         'status' => Subscriber::STATUS_UNCONFIRMED,
-        'global_status' => Subscriber::STATUS_UNCONFIRMED, 
+        'global_status' => Subscriber::STATUS_UNCONFIRMED,
         'list_status' => Subscriber::STATUS_UNSUBSCRIBED,
         'segment_name' => 'Newspapers',
         1 => null
@@ -215,20 +215,20 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
         'last_name' => 'Smith',
         'email' => 'adam@smith.com',
         'status' => Subscriber::STATUS_UNCONFIRMED,
-        'global_status' => Subscriber::STATUS_UNCONFIRMED, 
+        'global_status' => Subscriber::STATUS_UNCONFIRMED,
         'list_status' => Subscriber::STATUS_SUBSCRIBED,
         'segment_name' => 'Journals',
         1 => null
       )
     ]);
-    
+
     expect($this->filterSubscribersData($getter->get()))->equals([
       array(
         'first_name' => 'Mary',
         'last_name' => 'Jane',
         'email' => 'mary@jane.com',
         'status' => Subscriber::STATUS_SUBSCRIBED,
-        'global_status' => Subscriber::STATUS_SUBSCRIBED, 
+        'global_status' => Subscriber::STATUS_SUBSCRIBED,
         'list_status' => Subscriber::STATUS_SUBSCRIBED,
         'segment_name' => 'Newspapers',
         1 => 'Brazil',
@@ -238,13 +238,13 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
         'last_name' => 'Kookoo',
         'email' => 'john@kookoo.com',
         'status' => Subscriber::STATUS_UNCONFIRMED,
-        'global_status' => Subscriber::STATUS_UNCONFIRMED, 
+        'global_status' => Subscriber::STATUS_UNCONFIRMED,
         'list_status' => Subscriber::STATUS_SUBSCRIBED,
         'segment_name' => 'Journals',
         1 => null,
       )
     ]);
-    
+
     expect($getter->get())->equals([]);
     expect($getter->get())->equals(false);
   }
@@ -258,7 +258,7 @@ class DefaultSubscribersGetterTest extends \MailPoetTest {
         'last_name' => 'Newman',
         'email' => 'paul@newman.com',
         'status' => Subscriber::STATUS_UNCONFIRMED,
-        'global_status' => Subscriber::STATUS_UNCONFIRMED, 
+        'global_status' => Subscriber::STATUS_UNCONFIRMED,
         'list_status' => null,
         'segment_name' => 'Not In Segment',
         1 => null
diff --git a/tests/integration/Subscribers/ImportExport/Export/DynamicSubscribersGetterTest.php b/tests/integration/Subscribers/ImportExport/Export/DynamicSubscribersGetterTest.php
index 77f570add1..98bd026bfd 100644
--- a/tests/integration/Subscribers/ImportExport/Export/DynamicSubscribersGetterTest.php
+++ b/tests/integration/Subscribers/ImportExport/Export/DynamicSubscribersGetterTest.php
@@ -60,7 +60,7 @@ class DynamicSubscribersGetterTest extends \MailPoetTest {
       )
     );
 
-    foreach($this->subscribers_data as $subscriber) {
+    foreach ($this->subscribers_data as $subscriber) {
       if(isset($subscriber[1])) {
         unset($subscriber[1]);
       }
@@ -69,13 +69,13 @@ class DynamicSubscribersGetterTest extends \MailPoetTest {
       $entity->save();
     }
 
-    foreach($this->custom_fields_data as $custom_field) {
+    foreach ($this->custom_fields_data as $custom_field) {
       $entity = CustomField::create();
       $entity->hydrate($custom_field);
       $entity->save();
     }
 
-    foreach($this->segments_data as $segment) {
+    foreach ($this->segments_data as $segment) {
       $entity = Segment::create();
       $entity->hydrate($segment);
       $entity->save();
@@ -104,7 +104,7 @@ class DynamicSubscribersGetterTest extends \MailPoetTest {
   protected function filterSubscribersData($subscribers) {
     return array_map(function($subscriber) {
       $data = array();
-      foreach($subscriber as $key => $value) {
+      foreach ($subscriber as $key => $value) {
         if(in_array($key, array(
           'first_name', 'last_name', 'email', 'global_status',
           'status', 'list_status', 'segment_name', 1
diff --git a/tests/integration/Subscribers/ImportExport/Export/ExportTest.php b/tests/integration/Subscribers/ImportExport/Export/ExportTest.php
index 1dae83fe36..e51fae8cce 100644
--- a/tests/integration/Subscribers/ImportExport/Export/ExportTest.php
+++ b/tests/integration/Subscribers/ImportExport/Export/ExportTest.php
@@ -59,7 +59,7 @@ class ExportTest extends \MailPoetTest {
         'name' => 'Journals'
       )
     );
-    foreach($this->subscribers_data as $subscriber) {
+    foreach ($this->subscribers_data as $subscriber) {
       if(isset($subscriber[1])) {
         unset($subscriber[1]);
       }
@@ -67,12 +67,12 @@ class ExportTest extends \MailPoetTest {
       $entity->hydrate($subscriber);
       $entity->save();
     }
-    foreach($this->segments_data as $segment) {
+    foreach ($this->segments_data as $segment) {
       $entity = Segment::create();
       $entity->hydrate($segment);
       $entity->save();
     }
-    foreach($this->custom_fields_data as $custom_field) {
+    foreach ($this->custom_fields_data as $custom_field) {
       $entity = CustomField::create();
       $entity->hydrate($custom_field);
       $entity->save();
@@ -156,7 +156,7 @@ class ExportTest extends \MailPoetTest {
 
   function testItProperlyReturnsSubscriberCustomFields() {
     $subscribers = $this->export->getSubscribers(0, 10);
-    foreach($subscribers as $subscriber) {
+    foreach ($subscribers as $subscriber) {
       if($subscriber['email'] === $this->subscribers_data[1]) {
         expect($subscriber['Country'])
           ->equals($this->subscribers_data[1][1]);
@@ -168,11 +168,11 @@ class ExportTest extends \MailPoetTest {
     $this->export->default_subscribers_getter = new DefaultSubscribersGetter(array(1), 100);
     $subscribers = $this->export->getSubscribers();
     expect($subscribers)->count(2);
-    
+
     $this->export->default_subscribers_getter = new DefaultSubscribersGetter(array(2), 100);
     $subscribers = $this->export->getSubscribers();
     expect($subscribers)->count(2);
-    
+
     $this->export->default_subscribers_getter = new DefaultSubscribersGetter(array(1, 2), 100);
     $subscribers = $this->export->getSubscribers();
     expect($subscribers)->count(4);
diff --git a/tests/integration/Subscribers/ImportExport/Import/ImportTest.php b/tests/integration/Subscribers/ImportExport/Import/ImportTest.php
index eb5f82a243..5088292ee1 100644
--- a/tests/integration/Subscribers/ImportExport/Import/ImportTest.php
+++ b/tests/integration/Subscribers/ImportExport/Import/ImportTest.php
@@ -166,7 +166,7 @@ class ImportTest extends \MailPoetTest {
         'email' => 'sTeve.sorrow@exaMple.com'
       ),
     );
-    foreach($subscribers_data_existing as $i => $existing_subscriber) {
+    foreach ($subscribers_data_existing as $i => $existing_subscriber) {
       $subscriber = Subscriber::create();
       $subscriber->hydrate($existing_subscriber);
       $subscriber->save();
@@ -180,7 +180,7 @@ class ImportTest extends \MailPoetTest {
     );
     expect($existing_subscribers['email'][0])->equals($subscribers_data['email'][2]);
     expect($existing_subscribers['email'][1])->equals($subscribers_data['email'][3]);
-    foreach($new_subscribers as $field => $value) {
+    foreach ($new_subscribers as $field => $value) {
       expect($value[0])->equals($subscribers_data[$field][0]);
     }
     expect($wp_users)->equals(array($subscribers_data_existing[0]['wp_user_id']));
@@ -363,7 +363,7 @@ class ImportTest extends \MailPoetTest {
       array($this->segment_1->id, $this->segment_2->id)
     );
     // 2 subscribers * 2 segments
-    foreach($db_subscribers as $db_subscriber) {
+    foreach ($db_subscribers as $db_subscriber) {
       $subscriber_segment_1 = SubscriberSegment::where('subscriber_id', $db_subscriber)
         ->where('segment_id', $this->segment_1->id)
         ->findOne();
@@ -471,7 +471,7 @@ class ImportTest extends \MailPoetTest {
       'id'
     );
     // subscribers must be added to segments
-    foreach($db_subscribers as $db_subscriber) {
+    foreach ($db_subscribers as $db_subscriber) {
       $subscriber_segment = SubscriberSegment::where('subscriber_id', $db_subscriber)
         ->where('segment_id', $this->test_data['segments'][0])
         ->findOne();
diff --git a/tests/integration/Subscribers/ImportExport/ImportExportFactoryTest.php b/tests/integration/Subscribers/ImportExport/ImportExportFactoryTest.php
index d60ade9fd4..2943522fda 100644
--- a/tests/integration/Subscribers/ImportExport/ImportExportFactoryTest.php
+++ b/tests/integration/Subscribers/ImportExport/ImportExportFactoryTest.php
@@ -104,7 +104,7 @@ class ImportExportFactoryTest extends \MailPoetTest {
       'first_name',
       'last_name'
     );
-    foreach($fields as $field) {
+    foreach ($fields as $field) {
       expect(in_array($field, array_keys($subsriberFields)))->true();
     }
     // export fields contain extra data
@@ -118,7 +118,7 @@ class ImportExportFactoryTest extends \MailPoetTest {
       'global_status',
       'subscribed_ip'
     );
-    foreach($export_fields as $field) {
+    foreach ($export_fields as $field) {
       expect(in_array($field, array_keys($subsriberFields)))->true();
     }
   }
@@ -134,7 +134,7 @@ class ImportExportFactoryTest extends \MailPoetTest {
       'type',
       'custom'
     );
-    foreach($fields as $field) {
+    foreach ($fields as $field) {
       expect(in_array($field, array_keys($formattedSubscriberFields[0])))
         ->true();
     }
@@ -160,7 +160,7 @@ class ImportExportFactoryTest extends \MailPoetTest {
       'type',
       'custom'
     );
-    foreach($fields as $field) {
+    foreach ($fields as $field) {
       expect(in_array($field, array_keys($formattedSubscriberCustomFields[0])))
         ->true();
     }
diff --git a/tests/integration/Subscription/PagesTest.php b/tests/integration/Subscription/PagesTest.php
index 1b5f744631..1782a35d85 100644
--- a/tests/integration/Subscription/PagesTest.php
+++ b/tests/integration/Subscription/PagesTest.php
@@ -77,7 +77,7 @@ class PagesTest extends \MailPoetTest {
       'afterTimeType' => 'days',
       'afterTimeNumber' => 1
     );
-    foreach($newsletter_options as $option => $value) {
+    foreach ($newsletter_options as $option => $value) {
       $newsletter_option_field = NewsletterOptionField::create();
       $newsletter_option_field->name = $option;
       $newsletter_option_field->newsletter_type = $newsletter->type;
diff --git a/tests/integration/Tasks/SendingTest.php b/tests/integration/Tasks/SendingTest.php
index aa1fcb62b4..a9830f4d4d 100644
--- a/tests/integration/Tasks/SendingTest.php
+++ b/tests/integration/Tasks/SendingTest.php
@@ -127,7 +127,7 @@ class SendingTest extends \MailPoetTest {
     $this->sending->save();
     $tasks = SendingTask::getScheduledQueues();
     expect($tasks)->notEmpty();
-    foreach($tasks as $task) {
+    foreach ($tasks as $task) {
       expect($task)->isInstanceOf('MailPoet\Tasks\Sending');
     }
 
@@ -158,7 +158,7 @@ class SendingTest extends \MailPoetTest {
     $this->sending->save();
     $tasks = SendingTask::getRunningQueues();
     expect($tasks)->notEmpty();
-    foreach($tasks as $task) {
+    foreach ($tasks as $task) {
       expect($task)->isInstanceOf('MailPoet\Tasks\Sending');
     }
 
diff --git a/tests/integration/Tasks/Subscribers/BatchIteratorTest.php b/tests/integration/Tasks/Subscribers/BatchIteratorTest.php
index a4da80bfed..a47a70d647 100644
--- a/tests/integration/Tasks/Subscribers/BatchIteratorTest.php
+++ b/tests/integration/Tasks/Subscribers/BatchIteratorTest.php
@@ -36,7 +36,7 @@ class BatchIteratorTest extends \MailPoetTest {
   function testItIterates() {
     $iterations = ceil($this->subscriber_count / $this->batch_size);
     $i = 0;
-    foreach($this->iterator as $batch) {
+    foreach ($this->iterator as $batch) {
       $i++;
 
       // process subscribers
diff --git a/tests/integration/_bootstrap.php b/tests/integration/_bootstrap.php
index 15990ce4ef..aef0a59d91 100644
--- a/tests/integration/_bootstrap.php
+++ b/tests/integration/_bootstrap.php
@@ -80,7 +80,7 @@ $woocommerceBlacklistFilters = [
   'switch_blog',
   'shutdown'
 ];
-foreach($woocommerceBlacklistFilters as $woocommerceBlacklistFilter) {
+foreach ($woocommerceBlacklistFilters as $woocommerceBlacklistFilter) {
   unset($GLOBALS['wp_filter'][$woocommerceBlacklistFilter]);
 };
 
diff --git a/tests/unit/Settings/HostsTest.php b/tests/unit/Settings/HostsTest.php
index b6a195d154..2545c51ad3 100644
--- a/tests/unit/Settings/HostsTest.php
+++ b/tests/unit/Settings/HostsTest.php
@@ -8,7 +8,7 @@ class HostsTest extends \MailPoetUnitTest {
     $web_hosts = Hosts::getWebHosts();
     expect($web_hosts)->notEmpty();
 
-    foreach($web_hosts as $host) {
+    foreach ($web_hosts as $host) {
       expect($host['interval'])->greaterThan(0);
       expect($host['emails'])->greaterThan(0);
     }
@@ -18,7 +18,7 @@ class HostsTest extends \MailPoetUnitTest {
     $smtp_hosts = Hosts::getSMTPHosts();
     expect($smtp_hosts)->notEmpty();
 
-    foreach($smtp_hosts as $host) {
+    foreach ($smtp_hosts as $host) {
       expect($host['interval'])->greaterThan(0);
       expect($host['emails'])->greaterThan(0);
     }
diff --git a/tests/unit/Util/PQueryTest.php b/tests/unit/Util/PQueryTest.php
index e49ffeae32..2a073aadd4 100644
--- a/tests/unit/Util/PQueryTest.php
+++ b/tests/unit/Util/PQueryTest.php
@@ -14,7 +14,7 @@ class PQueryTest extends \MailPoetUnitTest {
   function testQuotesAreCorrectlyEscaped() {
     $html_characters = ['&quot;', '&#34;', '&#39;'];
 
-    foreach($html_characters as $char) {
+    foreach ($html_characters as $char) {
       $this->parseTest($char);
     }
   }
@@ -22,7 +22,7 @@ class PQueryTest extends \MailPoetUnitTest {
   function testEncodedHtmlNamesAreDecoded() {
     $html_names = ['&amp;', '&lt;', '&gt;', '&nbsp;', '&iexcl;', '&cent;', '&pound;', '&curren;', '&yen;', '&brvbar;', '&sect;', '&uml;', '&copy;', '&ordf;', '&laquo;', '&not;', '&shy;', '&reg;', '&macr;', '&deg;', '&plusmn;', '&sup2;', '&sup3;', '&acute;', '&micro;', '&para;', '&middot;', '&cedil;', '&sup1;', '&ordm;', '&raquo;', '&frac14;', '&frac12;', '&frac34;', '&iquest;', '&Agrave;', '&Aacute;', '&Acirc;', '&Atilde;', '&Auml;', '&Aring;', '&AElig;', '&Ccedil;', '&Egrave;', '&Eacute;', '&Ecirc;', '&Euml;', '&Igrave;', '&Iacute;', '&Icirc;', '&Iuml;', '&ETH;', '&Ntilde;', '&Ograve;', '&Oacute;', '&Ocirc;', '&Otilde;', '&Ouml;', '&times;', '&Oslash;', '&Ugrave;', '&Uacute;', '&Ucirc;', '&Uuml;', '&Yacute;', '&THORN;', '&szlig;', '&agrave;', '&aacute;', '&acirc;', '&atilde;', '&auml;', '&aring;', '&aelig;', '&ccedil;', '&egrave;', '&eacute;', '&ecirc;', '&euml;', '&igrave;', '&iacute;', '&icirc;', '&iuml;', '&eth;', '&ntilde;', '&ograve;', '&oacute;', '&ocirc;', '&otilde;', '&ouml;', '&divide;', '&oslash;', '&ugrave;', '&uacute;', '&ucirc;', '&uuml;', '&yacute;', '&thorn;', '&yuml;'];
 
-    foreach($html_names as $char) {
+    foreach ($html_names as $char) {
       $this->parseTest($char, $equals = false);
     }
   }
@@ -31,7 +31,7 @@ class PQueryTest extends \MailPoetUnitTest {
     // Tested numbers are from https://www.ascii.cl/htmlcodes.htm
     $html_numbers = array_merge(range(40, 126), range(160, 255), [32, 33, 35, 36, 37, 38, 338, 339, 352, 353, 376, 402, 8211, 8212, 8216, 8217, 8218, 8220, 8221, 8222, 8224, 8225, 8226, 8230, 8240, 8364, 8482]);
 
-    foreach($html_numbers as $char) {
+    foreach ($html_numbers as $char) {
       $this->parseTest('&#'.$char.';', $equals = false);
     }
   }
@@ -49,7 +49,7 @@ class PQueryTest extends \MailPoetUnitTest {
       '<h1 data-post-id="92828" style="text-align:left;padding:0;font-style:normal;font-weight:700;margin:0 0 5.1px;color:#111111;font-family:\'Trebuchet MS\',\'Lucida Grande\',\'Lucida Sans Unicode\',\'Lucida Sans\',Tahoma,sans-serif;font-size:17px;line-height:27.2px">Les petits Bollandistes : vies des Saints de l\'Acien et du Nouveau Testament, des Martyrs, des Pères, des Auteurs sacrés et ecclésiastiques (17 Volumes). Supplément aux vies des saints et spécialement aux Petits bollandistes : d\'après les documents hagiographiques les plus authentiques et les plus récents (3 volumes). (Complete Set, 20 volumes)</h1>',
     ];
 
-    foreach($snippets as $snippet) {
+    foreach ($snippets as $snippet) {
       $this->parseTest($snippet);
     }
   }