Merge pull request #13295 from andrewpthompson/andrewpthompson-dev-core-602

Fix PHP 7 strict warnings CRM_Core_DAO::getContactIDsFromComponent passed by reference

CRM/Core/Form/Task.php

@@ -177,7 +177,7 @@ abstract class CRM_Core_Form_Task extends CRM_Core_Form {
    * For example, for cases we need to override this function as the table name is civicrm_case_contact
    */
   public function setContactIDs() {
-    $this->_contactIds = &CRM_Core_DAO::getContactIDsFromComponent($this->_entityIds,
+    $this->_contactIds = CRM_Core_DAO::getContactIDsFromComponent($this->_entityIds,
       $this::$tableName
     );
   }

CRM/Event/Form/Task.php

@@ -130,7 +130,7 @@ class CRM_Event_Form_Task extends CRM_Core_Form_Task {
    * since its used for things like send email
    */
   public function setContactIDs() {
-    $this->_contactIds = &CRM_Core_DAO::getContactIDsFromComponent($this->_participantIds,
+    $this->_contactIds = CRM_Core_DAO::getContactIDsFromComponent($this->_participantIds,
       'civicrm_participant'
     );
   }

CRM/Grant/Form/Task.php

@@ -120,7 +120,7 @@ class CRM_Grant_Form_Task extends CRM_Core_Form_Task {
    * since its used for things like send email
    */
   public function setContactIDs() {
-    $this->_contactIds = &CRM_Core_DAO::getContactIDsFromComponent($this->_grantIds,
+    $this->_contactIds = CRM_Core_DAO::getContactIDsFromComponent($this->_grantIds,
       'civicrm_grant'
     );
   }

CRM/Member/Form/Task.php

@@ -130,7 +130,7 @@ class CRM_Member_Form_Task extends CRM_Core_Form_Task {
    * since its used for things like send email
    */
   public function setContactIDs() {
-    $this->_contactIds = &CRM_Core_DAO::getContactIDsFromComponent($this->_memberIds,
+    $this->_contactIds = CRM_Core_DAO::getContactIDsFromComponent($this->_memberIds,
       'civicrm_membership'
     );
   }

CRM/Pledge/Form/Task.php

@@ -114,7 +114,7 @@ class CRM_Pledge_Form_Task extends CRM_Core_Form_Task {
    * since its used for things like send email
    */
   public function setContactIDs() {
-    $this->_contactIds = &CRM_Core_DAO::getContactIDsFromComponent($this->_pledgeIds,
+    $this->_contactIds = CRM_Core_DAO::getContactIDsFromComponent($this->_pledgeIds,
       'civicrm_pledge'
     );
   }