Gestisci Drive condivisi

Questa guida contiene attività relative alla gestione dei Drive condivisi, come la creazione di Drive condivisi e la gestione di membri e autorizzazioni.

Per saperne di più sui limiti delle cartelle dei Drive condivisi, consulta Limiti per le cartelle.

Creare Drive condivisi

Per creare un Drive condiviso, utilizza il metodo drives.create.

Java

drive/snippets/drive_v3/src/main/java/CreateDrive.java
import com.google.api.client.googleapis.json.GoogleJsonResponseException;
import com.google.api.client.http.HttpRequestInitializer;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.json.gson.GsonFactory;
import com.google.api.services.drive.DriveScopes;
import com.google.api.services.drive.model.Drive;
import com.google.auth.http.HttpCredentialsAdapter;
import com.google.auth.oauth2.GoogleCredentials;
import java.io.IOException;
import java.util.Arrays;
import java.util.UUID;

/* class to demonstrate use-case of Drive's create drive. */
public class CreateDrive {

  /**
   * Create a drive.
   *
   * @return Newly created drive id.
   * @throws IOException if service account credentials file not found.
   */
  public static String createDrive() throws IOException {
        /*Load pre-authorized user credentials from the environment.
        TODO(developer) - See https://developers.google.com/identity for
        guides on implementing OAuth2 for your application.*/
    GoogleCredentials credentials =
        GoogleCredentials.getApplicationDefault().createScoped(Arrays.asList(DriveScopes.DRIVE));
    HttpRequestInitializer requestInitializer = new HttpCredentialsAdapter(
        credentials);

    // Build a new authorized API client service.
    com.google.api.services.drive.Drive service =
        new com.google.api.services.drive.Drive.Builder(new NetHttpTransport(),
            GsonFactory.getDefaultInstance(),
            requestInitializer)
            .setApplicationName("Drive samples")
            .build();

    Drive driveMetadata = new Drive();
    driveMetadata.setName("Project Resources");
    String requestId = UUID.randomUUID().toString();
    try {
      Drive drive = service.drives().create(requestId,
              driveMetadata)
          .execute();
      System.out.println("Drive ID: " + drive.getId());

      return drive.getId();
    } catch (GoogleJsonResponseException e) {
      // TODO(developer) - handle error appropriately
      System.err.println("Unable to create drive: " + e.getDetails());
      throw e;
    }
  }
}

Python

drive/snippets/drive-v3/drive_snippet/create_drive.py
import uuid

import google.auth
from googleapiclient.discovery import build
from googleapiclient.errors import HttpError


def create_drive():
  """Create a drive.
  Returns:
      Id of the created drive

  Load pre-authorized user credentials from the environment.
  TODO(developer) - See https://developers.google.com/identity
  for guides on implementing OAuth2 for the application.
  """
  creds, _ = google.auth.default()

  try:
    # create drive api client
    service = build("drive", "v3", credentials=creds)

    drive_metadata = {"name": "Project Resources"}
    request_id = str(uuid.uuid4())
    # pylint: disable=maybe-no-member
    drive = (
        service.drives()
        .create(body=drive_metadata, requestId=request_id, fields="id")
        .execute()
    )
    print(f'Drive ID: {drive.get("id")}')

  except HttpError as error:
    print(f"An error occurred: {error}")
    drive = None

  return drive.get("id")


if __name__ == "__main__":
  create_drive()

Node.js

drive/snippets/drive_v3/drive_snippets/create_drive.js
/**
 * Create a drive.
 * */
async function createDrive() {
  // Get credentials and build service
  // TODO (developer) - Use appropriate auth mechanism for your app

  const {GoogleAuth} = require('google-auth-library');
  const {google} = require('googleapis');
  const uuid = require('uuid');

  const auth = new GoogleAuth({
    scopes: 'https://www.googleapis.com/auth/drive',
  });
  const service = google.drive({version: 'v3', auth});

  const driveMetadata = {
    name: 'Project resources',
  };
  const requestId = uuid.v4();
  try {
    const Drive = await service.drives.create({
      resource: driveMetadata,
      requestId: requestId,
      fields: 'id',
    });
    console.log('Drive Id:', Drive.data.id);
    return Drive.data.id;
  } catch (err) {
    // TODO(developer) - Handle error
    throw err;
  }
}

PHP

drive/snippets/drive_v3/src/DriveCreateDrive.php
use Google\Client;
use Google\Service\Drive;
use Ramsey\Uuid\Uuid;
function createDrive()
{
    try {
        $client = new Client();
        $client->useApplicationDefaultCredentials();
        $client->addScope(Drive::DRIVE);
        $driveService = new Drive($client);

        $driveMetadata = new Drive\Drive(array(
                'name' => 'Project Resources'));
        $requestId = Uuid::uuid4()->toString();
        $drive = $driveService->drives->create($requestId, $driveMetadata, array(
                'fields' => 'id'));
        printf("Drive ID: %s\n", $drive->id);
        return $drive->id;
    } catch(Exception $e)  {
        echo "Error Message: ".$e;
    }  

}

.NET

drive/snippets/drive_v3/DriveV3Snippets/CreateDrive.cs
using Google.Apis.Auth.OAuth2;
using Google.Apis.Drive.v3;
using Google.Apis.Drive.v3.Data;
using Google.Apis.Services;

namespace DriveV3Snippets
{
    // Class to demonstrate use of Drive's create drive.
    public class CreateDrive
    {
        /// <summary>
        /// Create a drive.
        /// </summary>
        /// <returns>newly created drive Id.</returns>
        public static string DriveCreateDrive()
        {
            try
            {
                /* Load pre-authorized user credentials from the environment.
                 TODO(developer) - See https://developers.google.com/identity for
                 guides on implementing OAuth2 for your application. */
                GoogleCredential credential = GoogleCredential.GetApplicationDefault()
                    .CreateScoped(DriveService.Scope.Drive);

                // Create Drive API service.
                var service = new DriveService(new BaseClientService.Initializer
                {
                    HttpClientInitializer = credential,
                    ApplicationName = "Drive API Snippets"
                });

                var driveMetadata = new Drive()
                {
                    Name = "Project Resources"
                };
                var requestId = Guid.NewGuid().ToString();
                var request = service.Drives.Create(driveMetadata, requestId);
                request.Fields = "id";
                var drive = request.Execute();
                Console.WriteLine("Drive ID: " + drive.Id);
                return drive.Id;
            }
            catch (Exception e)
            {
                // TODO(developer) - handle error appropriately
                if (e is AggregateException)
                {
                    Console.WriteLine("Credential Not found");
                }
                else
                {
                    throw;
                }
            }
            return null;
        }
    }
}

Le chiamate al metodo drives.create sono idempotenti.

Il parametro requestId identifica il tentativo logico di creare il drive condiviso. Se la richiesta scade o restituisce un errore di backend indeterminato, la stessa richiesta può essere ripetuta. requestId e il corpo della richiesta devono rimanere invariati.

Se il Drive condiviso è stato creato correttamente su una richiesta precedente o a causa di un nuovo tentativo, viene restituita la risposta normale. A volte, ad esempio dopo un periodo di tempo prolungato o se il corpo della richiesta è cambiato, potrebbe essere restituito un errore 409 che indica che requestId deve essere ignorato.

Aggiungere o rimuovere membri di un Drive condiviso

Aggiungi o rimuovi membri del Drive condiviso utilizzando la risorsa permissions.

Per aggiungere un membro, crea l'autorizzazione sul Drive condiviso. I metodi di autorizzazione possono essere utilizzati anche su singoli file all'interno di un Drive condiviso per concedere ai membri privilegi aggiuntivi o consentire ai non membri di collaborare a elementi specifici.

Per ulteriori informazioni e codice di esempio, vedi Condividere file, cartelle e drive.

Eliminare un Drive condiviso

Utilizza il metodo drives.delete per eliminare un drive condiviso. Tutti i contenuti del Drive condiviso devono essere spostati nel cestino o eliminati prima di eliminare il Drive condiviso.

Gestire i Drive condivisi per gli amministratori di dominio

Applica il parametro useDomainAdminAccess con le risorse drives e permissions per gestire i Drive condivisi in un'organizzazione.

Gli utenti che chiamano questi metodi con useDomainAdminAccess=true devono disporre del privilegio di amministratore Drive and Docs. Gli amministratori possono cercare Drive condivisi o aggiornare le autorizzazioni per i Drive condivisi di proprietà della loro organizzazione, indipendentemente dal fatto che l'amministratore sia un membro di un determinato Drive condiviso.

Recuperare un Drive condiviso che non ha un organizzatore

L'esempio seguente mostra come utilizzare queste risorse per recuperare i drive condivisi che non hanno più un organizzatore.

Java

drive/snippets/drive_v3/src/main/java/RecoverDrive.java

import com.google.api.client.http.HttpRequestInitializer;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.json.gson.GsonFactory;
import com.google.api.services.drive.DriveScopes;
import com.google.api.services.drive.model.Drive;
import com.google.api.services.drive.model.DriveList;
import com.google.api.services.drive.model.Permission;
import com.google.auth.http.HttpCredentialsAdapter;
import com.google.auth.oauth2.GoogleCredentials;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

/* class to demonstrate use-case of Drive's shared drive without an organizer. */
public class RecoverDrive {

  /**
   * Find all shared drives without an organizer and add one.
   *
   * @param realUser User's email id.
   * @return All shared drives without an organizer.
   * @throws IOException if shared drive not found.
   */
  public static List<Drive> recoverDrives(String realUser)
      throws IOException {
        /*Load pre-authorized user credentials from the environment.
        TODO(developer) - See https://developers.google.com/identity for
        guides on implementing OAuth2 for your application.*/
    GoogleCredentials credentials =
        GoogleCredentials.getApplicationDefault().createScoped(Arrays.asList(DriveScopes.DRIVE));
    HttpRequestInitializer requestInitializer = new HttpCredentialsAdapter(
        credentials);

    // Build a new authorized API client service.
    com.google.api.services.drive.Drive service =
        new com.google.api.services.drive.Drive.Builder(new NetHttpTransport(),
            GsonFactory.getDefaultInstance(),
            requestInitializer)
            .setApplicationName("Drive samples")
            .build();
    List<Drive> drives = new ArrayList<Drive>();

    // Find all shared drives without an organizer and add one.
    // Note: This example does not capture all cases. Shared drives
    // that have an empty group as the sole organizer, or an
    // organizer outside the organization are not captured. A
    // more exhaustive approach would evaluate each shared drive
    // and the associated permissions and groups to ensure an active
    // organizer is assigned.
    String pageToken = null;
    Permission newOrganizerPermission = new Permission()
        .setType("user")
        .setRole("organizer");

    newOrganizerPermission.setEmailAddress(realUser);


    do {
      DriveList result = service.drives().list()
          .setQ("organizerCount = 0")
          .setFields("nextPageToken, drives(id, name)")
          .setUseDomainAdminAccess(true)
          .setPageToken(pageToken)
          .execute();
      for (Drive drive : result.getDrives()) {
        System.out.printf("Found drive without organizer: %s (%s)\n",
            drive.getName(), drive.getId());
        // Note: For improved efficiency, consider batching
        // permission insert requests
        Permission permissionResult = service.permissions()
            .create(drive.getId(), newOrganizerPermission)
            .setUseDomainAdminAccess(true)
            .setSupportsAllDrives(true)
            .setFields("id")
            .execute();
        System.out.printf("Added organizer permission: %s\n",
            permissionResult.getId());

      }

      drives.addAll(result.getDrives());

      pageToken = result.getNextPageToken();
    } while (pageToken != null);

    return drives;
  }
}

Python

drive/snippets/drive-v3/drive_snippet/recover_drives.py
import google.auth
from googleapiclient.discovery import build
from googleapiclient.errors import HttpError


def recover_drives(real_user):
  """Find all shared drives without an organizer and add one.
  Args:
      real_user:User ID for the new organizer.
  Returns:
      drives object

  Load pre-authorized user credentials from the environment.
  TODO(developer) - See https://developers.google.com/identity
  for guides on implementing OAuth2 for the application.
  """
  creds, _ = google.auth.default()
  try:
    # create drive api client
    service = build("drive", "v3", credentials=creds)

    drives = []

    # pylint: disable=maybe-no-member
    page_token = None
    new_organizer_permission = {
        "type": "user",
        "role": "organizer",
        "emailAddress": "user@example.com",
    }
    new_organizer_permission["emailAddress"] = real_user

    while True:
      response = (
          service.drives()
          .list(
              q="organizerCount = 0",
              fields="nextPageToken, drives(id, name)",
              useDomainAdminAccess=True,
              pageToken=page_token,
          )
          .execute()
      )
      for drive in response.get("drives", []):
        print(
            "Found shared drive without organizer: "
            f"{drive.get('title')}, {drive.get('id')}"
        )
        permission = (
            service.permissions()
            .create(
                fileId=drive.get("id"),
                body=new_organizer_permission,
                useDomainAdminAccess=True,
                supportsAllDrives=True,
                fields="id",
            )
            .execute()
        )
        print(f'Added organizer permission: {permission.get("id")}')

      drives.extend(response.get("drives", []))
      page_token = response.get("nextPageToken", None)
      if page_token is None:
        break

  except HttpError as error:
    print(f"An error occurred: {error}")

  return drives


if __name__ == "__main__":
  recover_drives(real_user="gduser1@workspacesamples.dev")

Node.js

drive/snippets/drive_v3/drive_snippets/recover_drives.js
/**
 * Find all shared drives without an organizer and add one.
 * @param{string} userEmail user ID to assign ownership to
 * */
async function recoverDrives(userEmail) {
  // Get credentials and build service
  // TODO (developer) - Use appropriate auth mechanism for your app

  const {GoogleAuth} = require('google-auth-library');
  const {google} = require('googleapis');

  const auth = new GoogleAuth({
    scopes: 'https://www.googleapis.com/auth/drive',
  });
  const service = google.drive({version: 'v3', auth});
  const drives = [];
  const newOrganizerPermission = {
    type: 'user',
    role: 'organizer',
    emailAddress: userEmail, // Example: 'user@example.com'
  };

  let pageToken = null;
  try {
    const res = await service.drives.list({
      q: 'organizerCount = 0',
      fields: 'nextPageToken, drives(id, name)',
      useDomainAdminAccess: true,
      pageToken: pageToken,
    });
    Array.prototype.push.apply(drives, res.data.items);
    for (const drive of res.data.drives) {
      console.log(
          'Found shared drive without organizer:',
          drive.name,
          drive.id,
      );
      await service.permissions.create({
        resource: newOrganizerPermission,
        fileId: drive.id,
        useDomainAdminAccess: true,
        supportsAllDrives: true,
        fields: 'id',
      });
    }
    pageToken = res.nextPageToken;
  } catch (err) {
    // TODO(developer) - Handle error
    throw err;
  }
  return drives;
}

PHP

drive/snippets/drive_v3/src/DriveRecoverDrives.php
use Google\Client;
use Google\Service\Drive;
use Ramsey\Uuid\Uuid;
function recoverDrives()
{
   try {
    $client = new Client();
    $client->useApplicationDefaultCredentials();
    $client->addScope(Drive::DRIVE);
    $driveService = new Drive($client);

    $realUser = readline("Enter user email address: ");

    $drives = array();
    // Find all shared drives without an organizer and add one.
    // Note: This example does not capture all cases. Shared drives
    // that have an empty group as the sole organizer, or an
    // organizer outside the organization are not captured. A
    // more exhaustive approach would evaluate each shared drive
    // and the associated permissions and groups to ensure an active
    // organizer is assigned.
    $pageToken = null;
    $newOrganizerPermission = new Drive\Permission(array(
        'type' => 'user',
        'role' => 'organizer',
        'emailAddress' => 'user@example.com'
    ));
    $newOrganizerPermission['emailAddress'] = $realUser;
    do {
        $response = $driveService->drives->listDrives(array(
            'q' => 'organizerCount = 0',
            'fields' => 'nextPageToken, drives(id, name)',
            'useDomainAdminAccess' => true,
            'pageToken' => $pageToken
        ));
        foreach ($response->drives as $drive) {
            printf("Found shared drive without organizer: %s (%s)\n",
                $drive->name, $drive->id);
            $permission = $driveService->permissions->create($drive->id,
                $newOrganizerPermission,
                array(
                    'fields' => 'id',
                    'useDomainAdminAccess' => true,
                    'supportsAllDrives' => true
                ));
            printf("Added organizer permission: %s\n", $permission->id);
        }
        array_push($drives, $response->drives);
        $pageToken = $response->pageToken;
    } while ($pageToken != null);
    return $drives;
   } catch(Exception $e) {
      echo "Error Message: ".$e;
   }
}

.NET

drive/snippets/drive_v3/DriveV3Snippets/RecoverDrives.cs
using Google.Apis.Auth.OAuth2;
using Google.Apis.Drive.v3;
using Google.Apis.Drive.v3.Data;
using Google.Apis.Services;

namespace DriveV3Snippets
{
    // Class to demonstrate use-case of Drive's shared drive without an organizer.
    public class RecoverDrives
    {
        /// <summary>
        /// Find all shared drives without an organizer and add one.
        /// </summary>
        /// <param name="realUser">User ID for the new organizer.</param>
        /// <returns>all shared drives without an organizer.</returns>
        public static IList<Drive> DriveRecoverDrives(string realUser)
        {
            try
            {
                /* Load pre-authorized user credentials from the environment.
                 TODO(developer) - See https://developers.google.com/identity for
                 guides on implementing OAuth2 for your application. */
                GoogleCredential credential = GoogleCredential.GetApplicationDefault()
                    .CreateScoped(DriveService.Scope.Drive);

                // Create Drive API service.
                var service = new DriveService(new BaseClientService.Initializer
                {
                    HttpClientInitializer = credential,
                    ApplicationName = "Drive API Snippets"
                });

                var drives = new List<Drive>();
                // Find all shared drives without an organizer and add one.
                // Note: This example does not capture all cases. Shared drives
                // that have an empty group as the sole organizer, or an
                // organizer outside the organization are not captured. A
                // more exhaustive approach would evaluate each shared drive
                // and the associated permissions and groups to ensure an active
                // organizer is assigned.
                string pageToken = null;
                var newOrganizerPermission = new Permission()
                {
                    Type = "user",
                    Role = "organizer",
                    EmailAddress = realUser
                };

                do
                {
                    var request = service.Drives.List();
                    request.UseDomainAdminAccess = true;
                    request.Q = "organizerCount = 0";
                    request.Fields = "nextPageToken, drives(id, name)";
                    request.PageToken = pageToken;
                    var result = request.Execute();
                    foreach (var drive in result.Drives)
                    {
                        Console.WriteLine(("Found abandoned shared drive: {0} ({1})",
                            drive.Name, drive.Id));
                        // Note: For improved efficiency, consider batching
                        // permission insert requests
                        var permissionRequest = service.Permissions.Create(
                            newOrganizerPermission,
                            drive.Id
                        );
                        permissionRequest.UseDomainAdminAccess = true;
                        permissionRequest.SupportsAllDrives = true;
                        permissionRequest.Fields = "id";
                        var permissionResult = permissionRequest.Execute();
                        Console.WriteLine("Added organizer permission: {0}", permissionResult.Id);
                    }

                    pageToken = result.NextPageToken;
                } while (pageToken != null);

                return drives;
            }
            catch (Exception e)
            {
                // TODO(developer) - handle error appropriately
                if (e is AggregateException)
                {
                    Console.WriteLine("Credential Not found");
                }
                else
                {
                    throw;
                }
            }
            return null;
        }
    }
}

Limiti per le cartelle

Le cartelle dei Drive condivisi hanno alcuni limiti di spazio di archiviazione. Per informazioni, vedi Limiti dei Drive condivisi su Google Drive.

Limite massimo di elementi

Ogni cartella del Drive condiviso di un utente ha un limite di 500.000 elementi, inclusi file, cartelle e scorciatoie.

Quando viene raggiunto il limite, il Drive condiviso non può più accettare elementi. Per riprendere a ricevere i file, gli utenti devono eliminare definitivamente gli elementi dalla cartella. Tieni presente che gli elementi nel cestino vengono conteggiati ai fini del limite, ma non quelli eliminati definitivamente. Per ulteriori informazioni, vedi Trasferire file e cartelle nel Cestino o eliminarli.

Limite di profondità delle cartelle

Una cartella di un Drive condiviso non può contenere più di 100 livelli di cartelle nidificate. Ciò significa che una cartella secondaria non può essere archiviata in una cartella con più di 99 livelli di profondità. Questa limitazione si applica solo alle cartelle secondarie.

I tentativi di aggiungere più di 100 livelli di cartelle restituiscono una risposta con codice di stato HTTP teamDriveHierarchyTooDeep.