Fixed limiting local search

app/src/main/java/eu/faircode/email/BoundaryCallbackMessages.java

@@ -229,6 +229,11 @@ public class BoundaryCallbackMessages extends PagedList.BoundaryCallback<TupleMe
                     state.matches = db.message().matchMessages(
                             account, folder,
                             criteria.query == null ? null : "%" + criteria.query + "%",
+                            criteria.in_senders,
+                            criteria.in_recipients,
+                            criteria.in_subject,
+                            criteria.in_keywords,
+                            criteria.in_message,
                             criteria.with_unseen,
                             criteria.with_flagged,
                             criteria.with_hidden,
@@ -252,7 +257,9 @@ public class BoundaryCallbackMessages extends PagedList.BoundaryCallback<TupleMe
                     state.index = i + 1;
 
                     TupleMatch match = state.matches.get(i);
-                    if (criteria.query != null && (match.matched == null || !match.matched))
+                    if (criteria.query != null &&
+                            criteria.in_message &&
+                            (match.matched == null || !match.matched))
                         try {
                             File file = EntityMessage.getFile(context, match.id);
                             if (file.exists()) {

app/src/main/java/eu/faircode/email/DaoMessage.java

@@ -297,13 +297,13 @@ public interface DaoMessage {
     Cursor getMessageFts();
 
     @Query("SELECT id, account, thread, (:find IS NULL" +
-            " OR `from` LIKE :find COLLATE NOCASE" + // no index
+            " OR (:senders AND `from` LIKE :find COLLATE NOCASE)" + // no index
-            " OR `to` LIKE :find COLLATE NOCASE" + // no index
+            " OR (:recipients AND `to` LIKE :find COLLATE NOCASE)" + // no index
-            " OR `cc` LIKE :find COLLATE NOCASE" + // no index
+            " OR (:recipients AND `cc` LIKE :find COLLATE NOCASE)" + // no index
-            " OR `bcc` LIKE :find COLLATE NOCASE" + // no index
+            " OR (:recipients AND `bcc` LIKE :find COLLATE NOCASE)" + // no index
-            " OR `subject` LIKE :find COLLATE NOCASE" + // unsuitable index
+            " OR (:subject AND `subject` LIKE :find COLLATE NOCASE)" + // unsuitable index
-            " OR `keywords` LIKE :find COLLATE NOCASE" + // no index
+            " OR (:keywords AND `keywords` LIKE :find COLLATE NOCASE)" + // no index
-            " OR `preview` LIKE :find COLLATE NOCASE) AS matched" + // no index
+            " OR (:message AND `preview` LIKE :find COLLATE NOCASE)) AS matched" + // no index
             " FROM message" +
             " WHERE NOT ui_hide" +
             " AND (:account IS NULL OR account = :account)" +
@@ -319,6 +319,7 @@ public interface DaoMessage {
             " LIMIT :limit OFFSET :offset")
     List<TupleMatch> matchMessages(
             Long account, Long folder, String find,
+            boolean senders, boolean recipients, boolean subject, boolean keywords, boolean message,
             boolean unseen, boolean flagged, boolean hidden, boolean encrypted, boolean attachments,
             Long after, Long before,
             int limit, int offset);