(SQL Server) Zip and Keep Open

See more Zip Examples

Note: This example requires Chilkat v11.0.0 or greater.

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

    DECLARE @zip int
    EXEC @hr = sp_OACreate 'Chilkat.Zip', @zip OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @zipPath nvarchar(4000)
    SELECT @zipPath = 'c:/temp/myFiles.zip'

    -- Initialize the zip object, which also sets the FileName property to the path of the zip to be created.
    EXEC sp_OAMethod @zip, 'NewZip', @success OUT, @zipPath

    -- Append references to files to be zipped.
    DECLARE @recurse int
    SELECT @recurse = 1
    EXEC sp_OAMethod @zip, 'AppendFiles', @success OUT, 'c:/temp/files_to_zip/*', @recurse
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @zip, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @zip
        RETURN
      END

    -- Write the .zip, but don't close the zip file.
    -- The zip file we just created is automatically opened and the zip object
    -- now contains entries that are contained within the zip.  (They are memory-mapped entries)
    EXEC sp_OAMethod @zip, 'WriteZip', @success OUT
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @zip, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @zip
        RETURN
      END


    PRINT 'Successfully created ' + @zipPath

    -- Let's look at what's in the .zip we just created..

    DECLARE @numEntries int
    EXEC sp_OAGetProperty @zip, 'NumEntries', @numEntries OUT

    DECLARE @entry int
    EXEC @hr = sp_OACreate 'Chilkat.ZipEntry', @entry OUT

    DECLARE @i int
    SELECT @i = 0
    WHILE @i < @numEntries
      BEGIN
        EXEC sp_OAMethod @zip, 'EntryAt', @success OUT, @i, @entry
        EXEC sp_OAGetProperty @entry, 'IsDirectory', @iTmp0 OUT
        IF @iTmp0
          BEGIN

            EXEC sp_OAGetProperty @entry, 'FileName', @sTmp0 OUT

            PRINT @i + ': ' + @sTmp0 + ' (directory)'
          END
        ELSE
          BEGIN

            EXEC sp_OAGetProperty @entry, 'FileName', @sTmp0 OUT
            PRINT @i + ': ' + @sTmp0
          END
        SELECT @i = @i + 1
      END

    -- Close the zip file when finished.
    EXEC sp_OAMethod @zip, 'CloseZip', NULL

    EXEC @hr = sp_OADestroy @zip
    EXEC @hr = sp_OADestroy @entry


END
GO