SQL Server

OneDrive -- Download to File

See more OneDrive Examples

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

Note: This example requires Chilkat v9.5.0.97 or greater.

SQL Server

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

    -- This example requires the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    -- This example uses the OAuth client credentials flow.
    -- See How to Create an Azure App Registration for OAuth 2.0 Client Credentials

    -- Use your client ID, client secret, and tenant ID in the following lines
    DECLARE @json int
    EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @json OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'client_id', '2871da2c-8176-4b7f-869b-2311aa82e743'
    EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'client_secret', '2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH'
    EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'scope', 'https://graph.microsoft.com/.default'
    EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'token_endpoint', 'https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token'

    DECLARE @http int
    EXEC @hr = sp_OACreate 'Chilkat.Http', @http OUT

    EXEC sp_OAMethod @json, 'Emit', @sTmp0 OUT
    EXEC sp_OASetProperty @http, 'AuthToken', @sTmp0

    -- Download the file.
    EXEC sp_OAMethod @http, 'SetUrlVar', @success OUT, 'item_path', 'Pictures/three_penguins.jpg'
    EXEC sp_OAMethod @http, 'SetUrlVar', @success OUT, 'user_id', '4fe732c3-322e-4a6b-b729-2fd1eb5c6104'
    DECLARE @url nvarchar(4000)
    SELECT @url = 'https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{$item_path}:/content'
    DECLARE @localFilePath nvarchar(4000)
    SELECT @localFilePath = 'c:/temp/qa_output/three_penguins.jpg'
    EXEC sp_OAMethod @http, 'Download', @success OUT, @url, @localFilePath
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @json
        EXEC @hr = sp_OADestroy @http
        RETURN
      END


    PRINT 'Successfully downloaded a OneDrive file to the local filesystem.'

    EXEC @hr = sp_OADestroy @json
    EXEC @hr = sp_OADestroy @http


END
GO