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(SQL Server) Change a Filename before UnzippingHow to open a zip and modify the filename of one or more files within the zip before unzipping. Note: This example requires Chilkat v11.0.0 or greater.
-- 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) DECLARE @success int SELECT @success = 0 -- This example requires 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 EXEC sp_OAMethod @zip, 'OpenZip', @success OUT, 'test.zip' IF @success = 0 BEGIN EXEC sp_OAGetProperty @zip, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @zip RETURN END DECLARE @entry int EXEC @hr = sp_OACreate 'Chilkat.ZipEntry', @entry OUT EXEC sp_OAMethod @zip, 'EntryOf', @success OUT, 'hamlet.xml', @entry IF @success = 0 BEGIN EXEC sp_OAGetProperty @zip, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @zip EXEC @hr = sp_OADestroy @entry RETURN END EXEC sp_OASetProperty @entry, 'FileName', 'hamlet2.xml' EXEC sp_OAMethod @zip, 'EntryOf', @success OUT, 'helloWorld.pl', @entry IF @success = 0 BEGIN EXEC sp_OAGetProperty @zip, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @zip EXEC @hr = sp_OADestroy @entry RETURN END EXEC sp_OASetProperty @entry, 'FileName', 'hw.pl' -- Now unzip to the "test" subdirectory, under our current -- working directory: DECLARE @numFilesUnzipped int EXEC sp_OAMethod @zip, 'Unzip', @numFilesUnzipped OUT, 'test' IF @numFilesUnzipped < 0 BEGIN EXEC sp_OAGetProperty @zip, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @zip EXEC @hr = sp_OADestroy @entry RETURN END -- The filenames within the .zip are unchanged, but it unzipped -- test/hw.pl and test/hamlet2.xm EXEC @hr = sp_OADestroy @zip EXEC @hr = sp_OADestroy @entry END GO |
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