SQL Server

HTTPS Upload File to Web Server

See more HTTP Examples

Uploads a file to a web server using HTTPS. 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
    DECLARE @iTmp0 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.

    -- The ContentType, HttpVerb, and Path properties should
    -- always be explicitly set.
    DECLARE @req int
    EXEC @hr = sp_OACreate 'Chilkat.HttpRequest', @req OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    EXEC sp_OASetProperty @req, 'HttpVerb', 'POST'
    EXEC sp_OASetProperty @req, 'Path', '/receiveMyUpload.aspx'
    EXEC sp_OASetProperty @req, 'ContentType', 'multipart/form-data'

    EXEC sp_OAMethod @req, 'AddStringForUpload', @success OUT, 'fileA', 'fileA.txt', 'This is the contents of file A', 'utf-8'
    EXEC sp_OAMethod @req, 'AddFileForUpload', @success OUT, 'starfish.jpg', 'qa_data/jpg/starfish.jpg'
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @req, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @req
        RETURN
      END

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

    -- ----------------------------------------------------------------------------
    -- IMPORTANT:
    -- HTTP uploads require a counterpart implementation on the server, written in any desired language
    -- such as C#, Classic ASP, PHP, etc., which consumes the upload being sent.
    -- See: ASP.NET Receive Upload
    -- ----------------------------------------------------------------------------

    -- Do the upload.
    DECLARE @useSslTls int
    SELECT @useSslTls = 1
    DECLARE @resp int
    EXEC @hr = sp_OACreate 'Chilkat.HttpResponse', @resp OUT

    EXEC sp_OAMethod @http, 'HttpSReq', @success OUT, 'www.example.com', 443, @useSslTls, @req, @resp
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @req
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @resp
        RETURN
      END


    EXEC sp_OAGetProperty @resp, 'StatusCode', @iTmp0 OUT
    PRINT 'response status code = ' + @iTmp0

    PRINT 'response body:'
    EXEC sp_OAGetProperty @resp, 'BodyStr', @sTmp0 OUT
    PRINT @sTmp0

    EXEC @hr = sp_OADestroy @req
    EXEC @hr = sp_OADestroy @http
    EXEC @hr = sp_OADestroy @resp


END
GO