(SQL Server) Yousign: Download File to Memory

Downloads a previously uploaded Yousign file (PDF) to memory.

For more information, see https://dev.yousign.com/?version=latest#490b263d-a038-4871-acab-5ab73481fb2d

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

    -- Adds the "Authorization: Bearer YOUR_API_KEY" header.
    EXEC sp_OASetProperty @http, 'AuthToken', 'YOUR_API_KEY'

    DECLARE @downloadUrl nvarchar(4000)
    SELECT @downloadUrl = 'https://staging-api.yousign.com/files/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX/download?alt=media'

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

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

    -- Your application may now access the data contained in "pdfData".


    PRINT 'Success'

    EXEC @hr = sp_OADestroy @http
    EXEC @hr = sp_OADestroy @pdfData


END
GO