SQL Server

Zip Append StringBuilder

See more Zip Examples

Append the contents of a Chilkat StringBuilder object to a .zip. 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
    -- 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

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

    EXEC sp_OAMethod @zip, 'NewZip', @success OUT, @zipPath

    DECLARE @sb int
    EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sb OUT

    DECLARE @i int
    SELECT @i = 0
    WHILE @i < 100
      BEGIN
        EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'This is a test', 1
        SELECT @i = @i + 1
      END

    EXEC sp_OAMethod @zip, 'AddSb', @success OUT, 'this_is_a_test.txt', @sb, 'utf-8'

    EXEC sp_OAMethod @zip, 'WriteZipAndClose', @success OUT
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @zip, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @zip
        EXEC @hr = sp_OADestroy @sb
        RETURN
      END


    PRINT 'Success 1.'

    -- Perhaps you want to add a file to an existing .zip
    DECLARE @zip2 int
    EXEC @hr = sp_OACreate 'Chilkat.Zip', @zip2 OUT

    -- Open the .zip we just wrote..
    EXEC sp_OAMethod @zip2, 'OpenZip', @success OUT, @zipPath

    EXEC sp_OAMethod @sb, 'Clear', NULL
    SELECT @i = 0
    WHILE @i < 100
      BEGIN
        EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'This is a test 2', 1
        SELECT @i = @i + 1
      END

    EXEC sp_OAMethod @zip2, 'AddSb', @success OUT, 'this_is_a_test_2.txt', @sb, 'utf-8'

    DECLARE @zipPath2 nvarchar(4000)
    SELECT @zipPath2 = 'c:/temp/qa_output/out2.zip'
    EXEC sp_OASetProperty @zip2, 'FileName', @zipPath2
    EXEC sp_OAMethod @zip2, 'WriteZipAndClose', @success OUT
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @zip2, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @zip
        EXEC @hr = sp_OADestroy @sb
        EXEC @hr = sp_OADestroy @zip2
        RETURN
      END


    PRINT 'Success 2.'

    EXEC @hr = sp_OADestroy @zip
    EXEC @hr = sp_OADestroy @sb
    EXEC @hr = sp_OADestroy @zip2


END
GO