命名空间：microsoft.graph
重要
Microsoft Graph /beta 版本下的 API 可能会发生更改。 不支持在生产应用程序中使用这些 API。 若要确定 API 是否在 v1.0 中可用，请使用 版本 选择器。
下载 DriveItem 的主要流 (文件) 的内容。 只能下载具有文件属性的 driveItem 对象。
此 API 可用于以下国家级云部署。
| 全局服务 |
美国政府 L4 |
美国政府 L5 (DOD) |
由世纪互联运营的中国 |
| ✅ |
❌ |
❌ |
❌ |
权限
为此 API 选择标记为最低特权的权限。
只有在应用需要它时，才使用更高的特权权限。 有关委派权限和应用程序权限的详细信息，请参阅权限类型。 要了解有关这些权限的详细信息，请参阅 权限参考。
| 权限类型 |
最低特权权限 |
更高特权权限 |
| 委派（工作或学校帐户） |
Files.Read |
Files.ReadWrite、Files.Read.All、Files.ReadWrite.All、Sites.Read.All、Sites.ReadWrite.All |
| 委派（个人 Microsoft 帐户） |
Files.Read |
Files.ReadWrite、Files.Read.All、Files.ReadWrite.All |
| 应用程序 |
Files.Read.All |
Files.ReadWrite.All、Sites.Read.All、Sites.ReadWrite.All |
HTTP 请求
GET /drives/{drive-id}/items/{item-id}/contentStream
GET /groups/{group-id}/drive/items/{item-id}/contentStream
GET /me/drive/root:/{item-path}:/contentStream
GET /me/drive/items/{item-id}/contentStream
GET /shares/{shareIdOrEncodedSharingUrl}/driveItem/contentStream
GET /sites/{siteId}/drive/items/{item-id}/contentStream
GET /users/{userId}/drive/items/{item-id}/contentStream
可选的查询参数
此方法不支持 OData 查询参数 来帮助自定义响应。
| 名称 |
说明 |
| Authorization |
持有者 {token}。 必填。 详细了解 身份验证和授权。 |
| 首选：forceInfectedDownload |
如果提供，请求可以下载受感染的文件。 对于委托的请求，如果启用了租户设置 DisallowInfectedFileDownload ，则只有租户管理员或全局管理员才能下载该文件。 仅应用程序请求下载受感染的文件，而不考虑租户设置。 可选。 |
| 范围 |
bytes={range-start}-{range-end}/{size}。 可选。 使用 从 文件下载部分字节范围。 在 RFC 2616 中指定。 |
请求正文
请勿提供此方法的请求正文。
响应
如果成功，此方法将 200 OK 返回 HTTP 响应代码。
示例
示例 1：下载文件内容
以下示例演示如何下载文件。
请求
GET https://graph.microsoft.com/beta/drives/b!fMInbiL5dkK51VbATG0ddrCg6AJpEj9Lm4uGj5HgEi4guyuYp4W5SbH4dPfXTbCF/items/014Y52UITTNSVUQI43PZBJMKLAY6LJBUVE/contentStream
// Code snippets are only available for the latest version. Current version is 5.x
// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=csharp
await graphClient.Drives["{drive-id}"].Items["{driveItem-id}"].ContentStream.GetAsync();
mgc-beta drives items content-stream get --drive-id {drive-id} --drive-item-id {driveItem-id}
// Code snippets are only available for the latest major version. Current major version is $v0.*
// Dependencies
import (
"context"
msgraphsdk "github.com/microsoftgraph/msgraph-beta-sdk-go"
//other-imports
)
// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=go
graphClient.Drives().ByDriveId("drive-id").Items().ByDriveItemId("driveItem-id").ContentStream().Get(context.Background(), nil)
// Code snippets are only available for the latest version. Current version is 6.x
GraphServiceClient graphClient = new GraphServiceClient(requestAdapter);
graphClient.drives().byDriveId("{drive-id}").items().byDriveItemId("{driveItem-id}").contentStream().get();
const options = {
authProvider,
};
const client = Client.init(options);
let stream = await client.api('/drives/b!fMInbiL5dkK51VbATG0ddrCg6AJpEj9Lm4uGj5HgEi4guyuYp4W5SbH4dPfXTbCF/items/014Y52UITTNSVUQI43PZBJMKLAY6LJBUVE/contentStream')
.version('beta')
.get();
<?php
use Microsoft\Graph\Beta\GraphServiceClient;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$graphServiceClient->drives()->byDriveId('drive-id')->items()->byDriveItemId('driveItem-id')->contentStream()->get()->wait();
Import-Module Microsoft.Graph.Beta.Files
Get-MgBetaDriveItemContentStream -DriveId $driveId -DriveItemId $driveItemId
# Code snippets are only available for the latest version. Current version is 1.x
from msgraph_beta import GraphServiceClient
# To initialize your graph_client, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=python
await graph_client.drives.by_drive_id('drive-id').items.by_drive_item_id('driveItem-id').content_stream.get()
响应
以下示例显示了相应的响应。
HTTP/1.1 200 OK
Content-Type: text/plain
<File Content>
示例 2：下载部分字节范围
若要从文件下载部分字节范围，应用可以使用 Range 标头，如 RFC 2616 中指定的。
请求
GET https://graph.microsoft.com/beta/drives/b!fMInbiL5dkK51VbATG0ddrCg6AJpEj9Lm4uGj5HgEi4guyuYp4W5SbH4dPfXTbCF/items/014Y52UITTNSVUQI43PZBJMKLAY6LJBUVE/contentStream
Range: bytes=0-1023
// Code snippets are only available for the latest version. Current version is 5.x
// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=csharp
await graphClient.Drives["{drive-id}"].Items["{driveItem-id}"].ContentStream.GetAsync((requestConfiguration) =>
{
requestConfiguration.Headers.Add("Range", "bytes=0-1023");
});
mgc-beta drives items content-stream get --drive-id {drive-id} --drive-item-id {driveItem-id}
// Code snippets are only available for the latest major version. Current major version is $v0.*
// Dependencies
import (
"context"
abstractions "github.com/microsoft/kiota-abstractions-go"
msgraphsdk "github.com/microsoftgraph/msgraph-beta-sdk-go"
graphdrives "github.com/microsoftgraph/msgraph-beta-sdk-go/drives"
//other-imports
)
headers := abstractions.NewRequestHeaders()
headers.Add("Range", "bytes=0-1023")
configuration := &graphdrives.ItemItemsItemContentStreamRequestBuilderGetRequestConfiguration{
Headers: headers,
}
// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=go
graphClient.Drives().ByDriveId("drive-id").Items().ByDriveItemId("driveItem-id").ContentStream().Get(context.Background(), configuration)
// Code snippets are only available for the latest version. Current version is 6.x
GraphServiceClient graphClient = new GraphServiceClient(requestAdapter);
graphClient.drives().byDriveId("{drive-id}").items().byDriveItemId("{driveItem-id}").contentStream().get(requestConfiguration -> {
requestConfiguration.headers.add("Range", "bytes=0-1023");
});
const options = {
authProvider,
};
const client = Client.init(options);
let stream = await client.api('/drives/b!fMInbiL5dkK51VbATG0ddrCg6AJpEj9Lm4uGj5HgEi4guyuYp4W5SbH4dPfXTbCF/items/014Y52UITTNSVUQI43PZBJMKLAY6LJBUVE/contentStream')
.version('beta')
.header('Range','bytes=0-1023')
.get();
<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\Drives\Item\Items\Item\ContentStream\ContentStreamRequestBuilderGetRequestConfiguration;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestConfiguration = new ContentStreamRequestBuilderGetRequestConfiguration();
$headers = [
'Range' => 'bytes=0-1023',
];
$requestConfiguration->headers = $headers;
$graphServiceClient->drives()->byDriveId('drive-id')->items()->byDriveItemId('driveItem-id')->contentStream()->get($requestConfiguration)->wait();
Import-Module Microsoft.Graph.Beta.Files
Get-MgBetaDriveItemContentStream -DriveId $driveId -DriveItemId $driveItemId
# Code snippets are only available for the latest version. Current version is 1.x
from msgraph_beta import GraphServiceClient
from msgraph_beta.generated.drives.item.items.item.content_stream.content_stream_request_builder import ContentStreamRequestBuilder
from kiota_abstractions.base_request_configuration import RequestConfiguration
# To initialize your graph_client, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=python
request_configuration = RequestConfiguration()
request_configuration.headers.add("Range", "bytes=0-1023")
await graph_client.drives.by_drive_id('drive-id').items.by_drive_item_id('driveItem-id').content_stream.get(request_configuration = request_configuration)
响应
调用返回 HTTP 206 Partial Content 响应，其中包含文件中请求的字节范围。 如果无法生成范围，将 Range 忽略标头，并 200 OK 返回包含文件完整内容的 HTTP 响应。
HTTP/1.1 206 Partial Content
Content-Type: text/plain
<First 1024 bytes of the file>