[add] Asserting email type

api-payroll/src/application/EmployeeApplication.php

@@ -138,6 +138,7 @@ class EmployeeApplication{
         $email = $requestData['email'];
         $this->asserts->isNotEmpty($email, "The email can't be empty.");
         $this->asserts->betweenLength($email, 1, 100, "The middle name must have a length between 1 and 100 characters.");
+        $this->asserts->isEmail($email, "The email isn't in a correct format");
 
         $phone = $requestData['phone'];
         $this->asserts->isNotEmpty($phone, "The phone number can't be empty.");
@@ -409,6 +410,7 @@ class EmployeeApplication{
         $email = $requestData['email'];
         $this->asserts->isNotEmpty($email, "The email can't be empty.");
         $this->asserts->betweenLength($email, 1, 100, "The middle name must have a length between 1 and 100 characters.");
+        $this->asserts->isEmail($email, "The email isn't in a correct format");
 
         $phone = $requestData['phone'];
         $this->asserts->isNotEmpty($phone, "The phone number can't be empty.");

api-payroll/src/service/Asserts.php

@@ -56,5 +56,18 @@ class Asserts{
             throw new Exception($errorMessage);
         }
     }
+
+    /**
+     * Compares a string against a regex to determine if it's an email
+     *
+     * @param $string string
+     * @param $errorMessage string
+     * @throws Exception
+     */
+    function isEmail($string, $errorMessage){
+        if(!filter_var($string, FILTER_VALIDATE_EMAIL)){
+            throw new Exception($errorMessage);
+        }
+    }
 }
 ?>