Добавлены:

 - Метод возвращающий статусы рассылок;
 - Метод возвращающий проверку на прочтенность письма;

common/components/UnisenderAPI.php

 <?php
 namespace common\components;
+use common\modules\triggers\components\conditions\vendor\ConditionBase;
 use yii\helpers\Json;
 
 /**
@@ -39,6 +40,11 @@ class UnisenderAPI {
      */
     protected $visitedLinks = [];
 
+    /**
+     * @var array
+     */
+    protected $statuses = [];
+
     /**
      * @param string $ApiKey
      * @param string $Encoding
@@ -94,6 +100,36 @@ class UnisenderAPI {
         );
     }
 
+    /**
+     * @param $message_id
+     * @return array
+     */
+    public function getMessageStatuses($message_id){
+        $this->statuses = $this->callMethod(
+            'checkEmail',
+            [
+                'email_id' => $message_id
+            ]
+        );
+        $this->statuses = Json::decode($this->statuses);
+        return $this->statuses;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isReaded(){
+        if (array_key_exists('result', $this->statuses) && array_key_exists('status', $this->statuses['result'])) {
+            if ($this->statuses['result']['status']==ConditionBase::MESSAGE_READ)
+                return true;
+        }
+        return false;
+    }
+
+    /**
+     * @param $campaign_id
+     * @return mixed
+     */
     public function getVisitedLinks($campaign_id){
         $this->visitedLinks = $this->callMethod(
             'getVisitedLinks',
@@ -105,6 +141,11 @@ class UnisenderAPI {
         return $this->visitedLinks;
     }
 
+    /**
+     * @param $email
+     * @param $link
+     * @return bool
+     */
     public function linkIsVisited($email, $link) {
         if (array_key_exists('result', $this->visitedLinks) && array_key_exists('data', $this->visitedLinks['result'])) {
             foreach($this->visitedLinks['result']['data'] as $transition) {