(SQL Server) DocuSign Download Envelope Document (PDF)

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Retrieves the specified document from the envelope. The response body of this method is the PDF file as a byte stream. You can get the file name and document ID from the response's Content-Disposition header.

For more information, see https://developers.docusign.com/docs/esign-rest-api/reference/envelopes/envelopedocuments/get/

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
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    -- This example assumes the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    DECLARE @http int
    -- Use "Chilkat_9_5_0.Http" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.Http', @http OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @success int

    -- Implements the following HTTP request:
    -- GET /restapi/v2.1/accounts/{accountId}/envelopes/{envelopeId}/documents/1

    -- Adds the "Authorization: Bearer eyJ0eXAi.....UE8Kl_V8KroQ" header.
    DECLARE @jsonToken int
    -- Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @jsonToken OUT

    -- Load a previously obtained OAuth2 access token.
    EXEC sp_OAMethod @jsonToken, 'LoadFile', @success OUT, 'qa_data/tokens/docusign.json'
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @jsonToken, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @jsonToken
        RETURN
      END

    EXEC sp_OAMethod @jsonToken, 'StringOf', @sTmp0 OUT, 'access_token'
    EXEC sp_OASetProperty @http, 'AuthToken', @sTmp0

    -- Use your account ID and a valid envelopeId here:
    EXEC sp_OAMethod @http, 'SetUrlVar', @success OUT, 'accountId', '7f3f65ed-5e87-418d-94c1-92499ddc8252'
    EXEC sp_OAMethod @http, 'SetUrlVar', @success OUT, 'envelopeId', '90d7e40a-b4bd-4ccd-bf38-c80e37954a13'

    DECLARE @url nvarchar(4000)
    SELECT @url = 'https://demo.docusign.net/restapi/v2.1/accounts/{$accountId}/envelopes/{$envelopeId}/documents/1'
    DECLARE @bd int
    -- Use "Chilkat_9_5_0.BinData" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.BinData', @bd OUT

    EXEC sp_OAMethod @http, 'DownloadBd', @success OUT, @url, @bd
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @bd
        RETURN
      END

    DECLARE @respStatusCode int
    EXEC sp_OAGetProperty @http, 'LastStatus', @respStatusCode OUT

    PRINT 'Response Status Code = ' + @respStatusCode
    IF @respStatusCode <> 200
      BEGIN

        PRINT 'Response Header:'
        EXEC sp_OAGetProperty @http, 'LastResponseHeader', @sTmp0 OUT
        PRINT @sTmp0
        -- The response body contains an error message.
        EXEC sp_OAMethod @bd, 'GetString', @sTmp0 OUT, 'utf-8'
        PRINT @sTmp0

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

    -- The response indicated success.
    -- Get the filename from the Content-Disposition header and save to a file.
    DECLARE @mime int
    -- Use "Chilkat_9_5_0.Mime" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.Mime', @mime OUT

    EXEC sp_OAGetProperty @http, 'LastResponseHeader', @sTmp0 OUT
    EXEC sp_OAMethod @mime, 'LoadMime', @success OUT, @sTmp0

    DECLARE @filename nvarchar(4000)
    EXEC sp_OAMethod @mime, 'GetHeaderFieldAttribute', @filename OUT, 'Content-Disposition', 'filename'

    PRINT 'filename = ' + @filename

    DECLARE @sbPath int
    -- Use "Chilkat_9_5_0.StringBuilder" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbPath OUT

    EXEC sp_OAMethod @sbPath, 'Append', @success OUT, 'C:/aaworkarea/'
    EXEC sp_OAMethod @sbPath, 'Append', @success OUT, @filename
    EXEC sp_OAMethod @sbPath, 'GetAsString', @sTmp0 OUT
    EXEC sp_OAMethod @bd, 'WriteFile', @success OUT, @sTmp0
    IF @success = 0
      BEGIN

        PRINT 'Failed to save to output file.'
      END
    ELSE
      BEGIN

        EXEC sp_OAMethod @sbPath, 'GetAsString', @sTmp0 OUT
        PRINT 'Wrote ' + @sTmp0
      END

    EXEC @hr = sp_OADestroy @http
    EXEC @hr = sp_OADestroy @jsonToken
    EXEC @hr = sp_OADestroy @bd
    EXEC @hr = sp_OADestroy @mime
    EXEC @hr = sp_OADestroy @sbPath


END
GO