Merge pull request #649 in ZP/z-push from...

Merge pull request #649 in ZP/z-push from bugfix/ZP-1355-auth-username-when-impersonating-is-always-lowercase to develop

* commit 'e4a2cf05':
  ZP-1355 Make sure the impersonated username is always lowercase.
  ZP-1355 Don't lowercase the auth+impersonation username automatically when impersonating.

src/backend/kopano/kopano.php

@@ -144,7 +144,7 @@ class BackendKopano implements IBackend, ISearchProvider {
 
         $this->mainUser = strtolower($user);
         // TODO the impersonated user should be passed directly to IBackend->Logon() - ZP-1351
-        $this->impersonateUser = Request::GetImpersonatedUser();
+        $this->impersonateUser = strtolower(Request::GetImpersonatedUser());
 
         // check if we are impersonating someone
         // $defaultUser will be used for $this->defaultStore

src/lib/request/request.php

@@ -190,7 +190,7 @@ class Request {
         self::$authUser = self::$authUserString; // auth will fail when impersonating & KOE_CAPABILITY_IMPERSONATE is disabled
 
         if (defined('KOE_CAPABILITY_IMPERSONATE') && KOE_CAPABILITY_IMPERSONATE && stripos(self::$authUserString, self::IMPERSONATE_DELIM) !== false) {
-            list(self::$authUser, self::$impersonatedUser) = explode(self::IMPERSONATE_DELIM, strtolower(self::$authUserString));
+            list(self::$authUser, self::$impersonatedUser) = explode(self::IMPERSONATE_DELIM, self::$authUserString);
         }
 
         if(defined('USE_FULLEMAIL_FOR_LOGIN') && ! USE_FULLEMAIL_FOR_LOGIN) {