ZLog::Initialize(); // Stop here if this is an OPTIONS request if (Request::IsMethodOPTIONS()) { throw new NoPostRequestException("Options request", NoPostRequestException::OPTIONS_REQUEST); } ZPush::CheckAdvancedConfig(); // Process request headers and look for AS headers Request::ProcessHeaders(); // Check required GET parameters if (Request::IsMethodPOST() && (Request::GetCommandCode() === false || !Request::GetDeviceID() || !Request::GetDeviceType())) { throw new FatalException("Requested the Z-Push URL without the required GET parameters"); } // Load the backend $backend = ZPush::GetBackend(); // always request the authorization header if (!Request::HasAuthenticationInfo() || !Request::GetGETUser()) { throw new AuthenticationRequiredException("Access denied. Please send authorisation information"); } // check the provisioning information if (PROVISIONING === true && Request::IsMethodPOST() && ZPush::CommandNeedsProvisioning(Request::GetCommandCode()) && (Request::WasPolicyKeySent() && Request::GetPolicyKey() == 0 || ZPush::GetDeviceManager()->ProvisioningRequired(Request::GetPolicyKey())) && (LOOSE_PROVISIONING === false || LOOSE_PROVISIONING === true && Request::WasPolicyKeySent())) { //TODO for AS 14 send a wbxml response throw new ProvisioningRequiredException(); } // most commands require an authenticated user if (ZPush::CommandNeedsAuthentication(Request::GetCommandCode())) { RequestProcessor::Authenticate(); } // Do the actual processing of the request if (Request::IsMethodGET()) { throw new NoPostRequestException("This is the Z-Push location and can only be accessed by Microsoft ActiveSync-capable devices", NoPostRequestException::GET_REQUEST); }