(SQL Server) OneDrive -- Download to File

Downloads the contents of a DriveItem directly to a file in the local filesystem.

Note: This example requires Chilkat v9.5.0.68 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

// Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
//
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    -- This example requires the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    DECLARE @http int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Http', @http OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    -- Use your previously obtained access token here:
    -- See the following examples for getting an access token:
    --    Get Microsoft Graph OAuth2 Access Token (Azure AD v2.0 Endpoint).
    --    Get Microsoft Graph OAuth2 Access Token (Azure AD Endpoint).
    --    Refresh Access Token (Azure AD v2.0 Endpoint).
    --    Refresh Access Token (Azure AD Endpoint).

    -- (Make sure your token was obtained with the FilesRead or Files.ReadWrite scope.)
    EXEC sp_OASetProperty @http, 'AuthToken', 'MICROSOFT_GRAPH_ACCESS_TOKEN'

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

    -- Make sure to automatically follow redirects
    EXEC sp_OASetProperty @http, 'FollowRedirects', 1

    -- This example will download /Misc/wildlife/penguins.jpg
    DECLARE @success int
    EXEC sp_OAMethod @http, 'SetUrlVar', @success OUT, 'item_path', 'Misc/wildlife/penguins.jpg'

    -- Stream the response body directly to a local file.
    DECLARE @localPath nvarchar(4000)
    SELECT @localPath = 'qa_output/penguins.jpg'

    DECLARE @success int
    EXEC sp_OAMethod @http, 'Download', @success OUT, 'https://graph.microsoft.com/v1.0/me/drive/root:/{$item_path}:/content', @localPath
    EXEC sp_OAGetProperty @http, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 <> 1
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        RETURN
      END

    -- If the response status code was not 200, then it failed.
    EXEC sp_OAGetProperty @http, 'LastStatus', @iTmp0 OUT
    IF @iTmp0 <> 200
      BEGIN

        EXEC sp_OAGetProperty @http, 'LastStatus', @iTmp0 OUT
        PRINT 'Response Status Code = ' + @iTmp0

        PRINT 'Failed.'
        EXEC @hr = sp_OADestroy @http
        RETURN
      END

    -- If we got here, then the file was successfully downloaded.

    PRINT 'Download from OneDrive successful.'

    EXEC @hr = sp_OADestroy @http


END
GO