ZP-1307 Revert "ZP-1013 iOS does not send meeting response."

This reverts commit cf361656.

Released under the Affero GNU General Public License (AGPL) version 3.

Conflicts:
	src/backend/kopano/mapiprovider.php
	src/lib/request/request.php

src/backend/kopano/mapiprovider.php

@@ -594,17 +594,8 @@ class MAPIProvider {
             $props = $this->getProps($mapimessage, $meetingrequestproperties);
 
             // Get the GOID
-            if(isset($props[$meetingrequestproperties["goidtag"]])) {
-                $req = new Meetingrequest($this->store, $mapimessage, $this->session);
-                $items = $req->findCalendarItems($props[$meetingrequestproperties["goidtag"]]);
-                // GlobalObjId support was removed in AS 16.0
-                if (Request::IsGlobalObjIdHexClient() && !empty($items)) {
-                    $message->meetingrequest->globalobjid = strtoupper(bin2hex($props[$meetingrequestproperties["goidtag"]]));
-                }
-                else {
+            if(isset($props[$meetingrequestproperties["goidtag"]]))
                 $message->meetingrequest->globalobjid = base64_encode($props[$meetingrequestproperties["goidtag"]]);
-                }
-            }
 
             // Set Timezone
             if(isset($props[$meetingrequestproperties["timezonetag"]]))

src/lib/request/request.php

@@ -632,30 +632,6 @@ class Request {
         return (time() - $_SERVER["REQUEST_TIME"]) >= self::GetExpectedConnectionTimeout();
     }
 
-    /**
-     * Checks the device type if it expects the globalobjid in meeting requests encoded as hex.
-     * If it's not the case, globalobjid will be base64 encoded.
-     *
-     * iOS device since 9.3 (?) version expect globalobjid to be hex encoded.
-     * @see https://jira.z-hub.io/projects/ZP/issues/ZP-1013
-     *
-     * @access public
-     * @return boolean
-     */
-    static public function IsGlobalObjIdHexClient() {
-        switch (self::GetDeviceType()) {
-            case "iPod":
-            case "iPad":
-            case "iPhone":
-                $matches = array();
-                if (stripos(self::GetUserAgent(), "Apple-") == 0 && preg_match("/\/(\d{4})\./", self::GetUserAgent(), $matches) && isset($matches[1]) && $matches[1] >= 1305) {
-                    ZLog::Write(LOGLEVEL_DEBUG, sprintf("Request->IsGlobalObjIdHexClient(): %s->%s", self::GetDeviceType(), self::GetUserAgent()));
-                    return true;
-                }
-        }
-        return false;
-    }
-
     /**----------------------------------------------------------------------------------------------------------
      * Private stuff
      */