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(SQL Server) Get a Google Drive Access Token using a JSON Private Key

Demonstrates how to get a Google Drive API access token using a JSON service account private key.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

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.

    -- First load the JSON key into a string.
    DECLARE @fac int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.FileAccess', @fac OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @jsonKey nvarchar(4000)
    EXEC sp_OAMethod @fac, 'ReadEntireTextFile', @jsonKey OUT, 'qa_data/googleApi/chilkatcloud-b8826e030499.json', 'utf-8'
    EXEC sp_OAGetProperty @fac, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 <> 1
      BEGIN
        EXEC sp_OAGetProperty @fac, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @fac
        RETURN
      END

    DECLARE @gAuth int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.AuthGoogle', @gAuth OUT

    EXEC sp_OASetProperty @gAuth, 'JsonKey', @jsonKey

    -- Choose a scope.
    EXEC sp_OASetProperty @gAuth, 'Scope', 'https://www.googleapis.com/auth/drive'

    -- Request an access token that is valid for this many seconds.
    EXEC sp_OASetProperty @gAuth, 'ExpireNumSeconds', 3600

    -- If the application is requesting delegated access:
    -- The email address of the user for which the application is requesting delegated access,
    -- then set the email address here. (Otherwise leave it empty.)
    EXEC sp_OASetProperty @gAuth, 'SubEmailAddress', ''

    -- Connect to www.googleapis.com using TLS (TLS 1.2 is the default.)
    -- The Chilkat socket object is used so that the connection can be established
    -- through proxies or an SSH tunnel if desired.
    DECLARE @tlsSock int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Socket', @tlsSock OUT

    DECLARE @success int
    EXEC sp_OAMethod @tlsSock, 'Connect', @success OUT, 'www.googleapis.com', 443, 1, 5000
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @tlsSock, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @fac
        EXEC @hr = sp_OADestroy @gAuth
        EXEC @hr = sp_OADestroy @tlsSock
        RETURN
      END

    -- Send the request to obtain the access token.
    EXEC sp_OAMethod @gAuth, 'ObtainAccessToken', @success OUT, @tlsSock
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @gAuth, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @fac
        EXEC @hr = sp_OADestroy @gAuth
        EXEC @hr = sp_OADestroy @tlsSock
        RETURN
      END

    -- Examine the access token:

    EXEC sp_OAGetProperty @gAuth, 'AccessToken', @sTmp0 OUT
    PRINT 'Access Token: ' + @sTmp0

    EXEC @hr = sp_OADestroy @fac
    EXEC @hr = sp_OADestroy @gAuth
    EXEC @hr = sp_OADestroy @tlsSock


END
GO

 

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