[TASK] All filters considered if none are selected in queue filter

Classes/Domain/Repository/MailRepository.php

@@ -93,8 +93,8 @@ class MailRepository extends AbstractRepository {
 		}
 
 		$constraintsOr = [];
+		$search = '%' . $filters['filterSearch'] . '%';
 		if ($filters['filterFields'] && trim($filters['filterFields'] !== '')) {
-			$search = '%' . $filters['filterSearch'] . '%';
 			foreach ($filters['filterFields'] as $field) {
 				switch ($field) {
 					case BackendService::SENDER_FILTER_OPTION :
@@ -123,8 +123,17 @@ class MailRepository extends AbstractRepository {
 						break;
 				}
 			}
-			$constraintsAnd[] = $query->logicalOr($constraintsOr);
+		} else { // if nothing selected, search in all fields
+			$constraintsOr[] = $query->like('from_address', $search);
+			$constraintsOr[] = $query->like('to_address', $search);
+			$constraintsOr[] = $query->like('mail_subject', $search);
+			$constraintsOr[] = $query->like('mail_body', $search);
+			$constraintsOr[] = $query->like('cc_addresses', $search);
+			$constraintsOr[] = $query->like('bcc_addresses', $search);
+			$constraintsOr[] = $query->like('from_name', $search);
+			$constraintsOr[] = $query->like('reply_to', $search);
 		}
+		$constraintsAnd[] = $query->logicalOr($constraintsOr);
 
 		$fromTime = strtotime($filters['filterFromDate']);
 		if ($fromTime) {

Resources/Private/Language/de.locallang.xlf

@@ -70,8 +70,8 @@
 			<target>Bis:</target>
 		</trans-unit>
 		<trans-unit id="backend.filter.fields.description" approved="yes">
-			<source>Please select one or more fields you want to filter for:</source>
-			<target>Bitte wählen Sie ein oder mehrere Felder nach denen Sie filtern möchten:</target>
+			<source>Please select the fields you want to search (If none are selected all fields are considered) :</source>
+			<target>Bitte wählen welche Felder Sie durchsuchen möchten möchten (Sind keine ausgewählt, werden alle berücksichtigt):</target>
 		</trans-unit>
 		<trans-unit id="backend.filter.filter" approved="yes">
 			<source>Filter</source>

Resources/Private/Language/locallang.xlf

@@ -55,7 +55,7 @@
 			<source>To:</source>
 		</trans-unit>
 		<trans-unit id="backend.filter.fields.description">
-			<source>Please select one or more fields you want to filter for:</source>
+			<source>Please select the fields you want to search (If none are selected all fields are considered) :</source>
 		</trans-unit>
 		<trans-unit id="backend.filter.filter">
 			<source>Filter</source>