(SQL Server) Download Google Contact Photo

Demonstrates how to download Google Contact's photo.

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)
    -- This example requires the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    -- --------------------------------------------------------------------------------------------------------
    -- Note: The code for setting up the Chilkat REST object and making the initial connection can be done once.
    -- Once connected, the REST object may be re-used for many REST API calls.
    -- (It's a good idea to put the connection setup code in a separate function/subroutine.)
    -- --------------------------------------------------------------------------------------------------------

    -- It is assumed we previously obtained an OAuth2 access token.
    -- This example loads the JSON access token file 
    -- saved by this example: Get Google Contacts OAuth2 Access Token

    DECLARE @jsonToken int
    -- Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @jsonToken OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @success int
    EXEC sp_OAMethod @jsonToken, 'LoadFile', @success OUT, 'qa_data/tokens/googleContacts.json'
    IF @success <> 1
      BEGIN

        PRINT 'Failed to load googleContacts.json'
        EXEC @hr = sp_OADestroy @jsonToken
        RETURN
      END

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

    EXEC sp_OAMethod @jsonToken, 'StringOf', @sTmp0 OUT, 'access_token'
    EXEC sp_OASetProperty @gAuth, 'AccessToken', @sTmp0

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

    -- Connect using TLS.
    DECLARE @bAutoReconnect int
    SELECT @bAutoReconnect = 1
    EXEC sp_OAMethod @rest, 'Connect', @success OUT, 'www.google.com', 443, 1, @bAutoReconnect

    -- Provide the authentication credentials (i.e. the access token)
    EXEC sp_OAMethod @rest, 'SetAuthGoogle', @success OUT, @gAuth

    -- ----------------------------------------------
    -- OK, the REST connection setup is completed..
    -- ----------------------------------------------

    -- To get the photo, send the following:

    -- 	GET /m8/feeds/photos/media/default/contactId

    EXEC sp_OAMethod @rest, 'AddHeader', @success OUT, 'GData-Version', '3.0'

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

    -- Get the photo for the contact having contactId = "1ea2e4fe0ef24e09"
    DECLARE @contactId nvarchar(4000)
    SELECT @contactId = '1ea2e4fe0ef24e09'
    EXEC sp_OAMethod @sbPath, 'SetString', @success OUT, '/m8/feeds/photos/media/default/{contactId}'
    DECLARE @numReplacements int
    EXEC sp_OAMethod @sbPath, 'Replace', @numReplacements OUT, '{contactId}', @contactId

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

    EXEC sp_OAMethod @sbPath, 'GetAsString', @sTmp0 OUT
    EXEC sp_OAMethod @rest, 'FullRequestNoBodyBd', @success OUT, 'GET', @sTmp0, @imageData
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @gAuth
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @sbPath
        EXEC @hr = sp_OADestroy @imageData
        RETURN
      END

    -- A 404 response indicates the contact has no photo.
    -- (We could've first fetched the contact information, parsed out the 
    -- photo etag, and then if no photo etag existed, we'd know the contact has no
    -- photo.  Or... we can just try to download the photo and if a 404 is received,
    -- we know there's no photo.  Much simpler.)
    EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
    IF @iTmp0 = 404
      BEGIN

        PRINT 'This contact has no photo.'
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @gAuth
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @sbPath
        EXEC @hr = sp_OADestroy @imageData
        RETURN
      END

    -- A successful response will have a status code equal to 200.
    EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
    IF @iTmp0 <> 200
      BEGIN
        -- If the response was not successful, then the response body
        -- does not contain image data.  Instead it contains XML.
        DECLARE @sbResponseBody int
        -- Use "Chilkat_9_5_0.StringBuilder" for versions of Chilkat < 10.0.0
        EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbResponseBody OUT

        EXEC sp_OAMethod @sbResponseBody, 'AppendBd', @success OUT, @imageData, 'utf-8', 0, 0


        EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
        PRINT 'response status code = ' + @iTmp0

        EXEC sp_OAGetProperty @rest, 'ResponseStatusText', @sTmp0 OUT
        PRINT 'response status text = ' + @sTmp0

        EXEC sp_OAGetProperty @rest, 'ResponseHeader', @sTmp0 OUT
        PRINT 'response header: ' + @sTmp0

        EXEC sp_OAMethod @sbResponseBody, 'GetAsString', @sTmp0 OUT
        PRINT 'response body: ' + @sTmp0

        EXEC sp_OAGetProperty @rest, 'LastRequestStartLine', @sTmp0 OUT
        PRINT 'request startline: ' + @sTmp0

        EXEC sp_OAGetProperty @rest, 'LastRequestHeader', @sTmp0 OUT
        PRINT 'request header: ' + @sTmp0
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @gAuth
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @sbPath
        EXEC @hr = sp_OADestroy @imageData
        EXEC @hr = sp_OADestroy @sbResponseBody
        RETURN
      END

    -- Examine the content-type in the response header so we know what file
    -- extension to use (.jpg, .png, etc.)
    DECLARE @sbContentType int
    -- Use "Chilkat_9_5_0.StringBuilder" for versions of Chilkat < 10.0.0
    EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbContentType OUT

    EXEC sp_OAMethod @rest, 'ResponseHdrByName', @sTmp0 OUT, 'Content-Type'
    EXEC sp_OAMethod @sbContentType, 'Append', @success OUT, @sTmp0

    EXEC sp_OAMethod @sbContentType, 'ContentsEqual', @iTmp0 OUT, 'image/jpeg', 0
    IF @iTmp0 = 1
      BEGIN
        EXEC sp_OAMethod @imageData, 'WriteFile', @success OUT, 'qa_output/contact_photo.jpg'
      END
    EXEC sp_OAMethod @sbContentType, 'ContentsEqual', @iTmp0 OUT, 'image/png', 0
    IF @iTmp0 = 1
      BEGIN
        EXEC sp_OAMethod @imageData, 'WriteFile', @success OUT, 'qa_output/contact_photo.png'
      END


    EXEC sp_OAMethod @sbContentType, 'GetAsString', @sTmp0 OUT
    PRINT 'Content-Type: ' + @sTmp0

    PRINT 'Success.'

    EXEC @hr = sp_OADestroy @jsonToken
    EXEC @hr = sp_OADestroy @gAuth
    EXEC @hr = sp_OADestroy @rest
    EXEC @hr = sp_OADestroy @sbPath
    EXEC @hr = sp_OADestroy @imageData
    EXEC @hr = sp_OADestroy @sbResponseBody
    EXEC @hr = sp_OADestroy @sbContentType


END
GO