Dart

Retrieve the metadata for a DriveItem

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Fetches the JSON metadata for a DriveItem. Dart

import 'package:chilkat/chilkat.dart';

void main() {
  // This example requires the Chilkat API to have been previously unlocked.
  // See Global Unlock Sample for sample code.

  // Use your client ID, client secret, and tenant ID in the following lines
  final json = CkJsonObject();
  json.updateString('client_id', '2871da2c-8176-4b7f-869b-2311aa82e743');
  json.updateString('client_secret', '2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH');
  json.updateString('scope', 'https://graph.microsoft.com/.default');
  json.updateString('token_endpoint', 'https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token');

  final http = CkHttp();
  http.authToken = json.emit();

  // Sends the following GET request:
  // GET https://graph.microsoft.com/v1.0/users/{user-id}/drive/root:/{item-path}

  // Make sure to automatically follow redirects
  http.followRedirects = true;

  // This example will get the metadata for /Misc/wildlife/penguins.jpg
  http.setUrlVar('item_path', 'Misc//penguins.jpg');
  http.setUrlVar('user_id', '4fe732c3-322e-4a6b-b729-2fd1eb5c6104');

  final String metaData;
  try {
    metaData = http.quickGetStr('https://graph.microsoft.com/v1.0/users/{\$user_id}/drive/root:/{\$item_path}');
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  json.emitCompact = false;
  json.load(metaData);
  print(json.emit());

  // Sample JSON metadata result:

  // {
  //   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('admin%40chilkat.io')/drive/root/$entity",
  //   "@microsoft.graph.downloadUrl": "https://public.dm.files.1drv.com/y4mh0z_Og97O7Q...o2q1HhNBU",
  //   "createdDateTime": "2017-06-04T20:40:22.48Z",
  //   "cTag": "aYzozQTMzRkNFQjlCNzRDQzE1ITQ4NzIuMjU3",
  //   "eTag": "aM0EzM0ZDRUI5Qjc0Q0MxNSE0ODcyLjY",
  //   "id": "3A33FCEB9B74CC15!4872",
  //   "lastModifiedDateTime": "2018-10-20T18:22:29.977Z",
  //   "name": "penguins.jpg",
  //   "size": 777835,
  //   "webUrl": "https://1drv.ms/i/s!ABXMdJvr_DM6pgg",
  //   "rating": {
  //     "rating": 75,
  //     "simpleRating": 4
  //   },
  //   "createdBy": {
  //     "user": {
  //       "displayName": "Joe Programmer",
  //       "id": "3a33fceb9b74cc15"
  //     }
  //   },
  //   "lastModifiedBy": {
  //     "user": {
  //       "displayName": "Joe Programmer",
  //       "id": "3a33fceb9b74cc15"
  //     }
  //   },
  //   "parentReference": {
  //     "driveId": "3a33fceb9b74cc15",
  //     "driveType": "personal",
  //     "id": "3A33FCEB9B74CC15!4871",
  //     "name": "wildlife",
  //     "path": "/drive/root:/Misc/wildlife"
  //   },
  //   "file": {
  //     "mimeType": "image/jpeg",
  //     "hashes": {
  //       "sha1Hash": "DF7BE9DC4F467187783ACA68C7CE98E4DF2172D0"
  //     }
  //   },
  //   "fileSystemInfo": {
  //     "createdDateTime": "2017-06-04T20:40:22.48Z",
  //     "lastModifiedDateTime": "2009-07-14T05:32:31.674Z"
  //   },
  //   "image": {
  //     "height": 768,
  //     "width": 1024
  //   },
  //   "photo": {
  //     "takenDateTime": "2008-02-18T05:07:31Z"
  //   },
  //   "shared": {
  //     "scope": "users",
  //     "owner": {
  //       "user": {
  //         "displayName": "Joe Programmer",
  //         "id": "3a33fceb9b74cc15"
  //       }
  //     }
  //   }
  // }
  // 

  // If the response status code was not 200, then it failed.
  if (http.lastStatus != 200) {
    print('Response Status Code = ${http.lastStatus}');
    print('Failed.');
    return;
  }

  // Demonstrate how to parse the JSON...

  final odataContext = json.stringOf('"@odata.context"');
  final microsoftGraphDownloadUrl = json.stringOf('"@microsoft.graph.downloadUrl"');
  final createdDateTime = json.stringOf('createdDateTime');
  final cTag = json.stringOf('cTag');
  final eTag = json.stringOf('eTag');
  final id = json.stringOf('id');
  final lastModifiedDateTime = json.stringOf('lastModifiedDateTime');
  final name = json.stringOf('name');
  final size = json.intOf('size');
  final webUrl = json.stringOf('webUrl');
  final ratingRating = json.intOf('rating.rating');
  final ratingSimpleRating = json.intOf('rating.simpleRating');
  final createdByUserDisplayName = json.stringOf('createdBy.user.displayName');
  final createdByUserId = json.stringOf('createdBy.user.id');
  final lastModifiedByUserDisplayName = json.stringOf('lastModifiedBy.user.displayName');
  final lastModifiedByUserId = json.stringOf('lastModifiedBy.user.id');
  final parentReferenceDriveId = json.stringOf('parentReference.driveId');
  final parentReferenceDriveType = json.stringOf('parentReference.driveType');
  final parentReferenceId = json.stringOf('parentReference.id');
  final parentReferenceName = json.stringOf('parentReference.name');
  final parentReferencePath = json.stringOf('parentReference.path');
  final fileMimeType = json.stringOf('file.mimeType');
  final fileHashesSha1Hash = json.stringOf('file.hashes.sha1Hash');
  final fileSystemInfoCreatedDateTime = json.stringOf('fileSystemInfo.createdDateTime');
  final fileSystemInfoLastModifiedDateTime = json.stringOf('fileSystemInfo.lastModifiedDateTime');
  final imageHeight = json.intOf('image.height');
  final imageWidth = json.intOf('image.width');
  final photoTakenDateTime = json.stringOf('photo.takenDateTime');
  final sharedScope = json.stringOf('shared.scope');
  final sharedOwnerUserDisplayName = json.stringOf('shared.owner.user.displayName');
  final sharedOwnerUserId = json.stringOf('shared.owner.user.id');
}