<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\Models\ConditionalAccessPolicy;
use Microsoft\Graph\Beta\Generated\Models\ConditionalAccessPolicyState;
use Microsoft\Graph\Beta\Generated\Models\ConditionalAccessConditionSet;
use Microsoft\Graph\Beta\Generated\Models\ConditionalAccessClientApp;
use Microsoft\Graph\Beta\Generated\Models\ConditionalAccessApplications;
use Microsoft\Graph\Beta\Generated\Models\ConditionalAccessUsers;
use Microsoft\Graph\Beta\Generated\Models\ConditionalAccessLocations;
use Microsoft\Graph\Beta\Generated\Models\ConditionalAccessGrantControls;
use Microsoft\Graph\Beta\Generated\Models\ConditionalAccessGrantControl;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new ConditionalAccessPolicy();
$requestBody->setDisplayName('Access to EXO requires MFA');
$requestBody->setState(new ConditionalAccessPolicyState('enabled'));
$conditions = new ConditionalAccessConditionSet();
$conditions->setClientAppTypes([new ConditionalAccessClientApp('mobileAppsAndDesktopClients'),new ConditionalAccessClientApp('browser'), ]);
$conditionsApplications = new ConditionalAccessApplications();
$conditionsApplications->setIncludeApplications(['00000002-0000-0ff1-ce00-000000000000', ]);
$conditions->setApplications($conditionsApplications);
$conditionsUsers = new ConditionalAccessUsers();
$conditionsUsers->setIncludeGroups(['ba8e7ded-8b0f-4836-ba06-8ff1ecc5c8ba', ]);
$conditions->setUsers($conditionsUsers);
$conditionsLocations = new ConditionalAccessLocations();
$conditionsLocations->setIncludeLocations(['All', ]);
$conditionsLocations->setExcludeLocations(['AllTrusted', ]);
$conditions->setLocations($conditionsLocations);
$requestBody->setConditions($conditions);
$grantControls = new ConditionalAccessGrantControls();
$grantControls->setOperator('OR');
$grantControls->setBuiltInControls([new ConditionalAccessGrantControl('mfa'), ]);
$requestBody->setGrantControls($grantControls);
$result = $graphServiceClient->identity()->conditionalAccess()->policies()->post($requestBody)->wait();