Correctly select channels when requested using DB::selectChats()

CHANGELOG.md

@@ -11,6 +11,7 @@ Exclamation symbols (:exclamation:) note something of importance e.g. breaking c
 ### Removed
 ### Fixed
 - Ensure named SQL statement parameters are unique.
+- Channel selection when using `DB::selectChats()`.
 ### Security
 
 ## [0.48.0] - 2017-08-26

src/DB.php

@@ -988,7 +988,7 @@ class DB
             'text'        => null,
         ], $select_chats_params);
 
-        if (!$select['groups'] && !$select['users'] && !$select['supergroups']) {
+        if (!$select['groups'] && !$select['users'] && !$select['supergroups'] && !$select['channels']) {
             return false;
         }
 
@@ -1015,7 +1015,7 @@ class DB
             $where  = [];
             $tokens = [];
 
-            if (!$select['groups'] || !$select['users'] || !$select['supergroups']) {
+            if (!$select['groups'] || !$select['users'] || !$select['supergroups'] || !$select['channels']) {
                 $chat_or_user = [];
 
                 $select['groups'] && $chat_or_user[] = TB_CHAT . '.`type` = "group"';