SQL Server
SQL Server
Download Google Contact Photo
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Demonstrates how to download Google Contact's photo.Chilkat SQL Server Downloads
-- 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.
-- --------------------------------------------------------------------------------------------------------
-- 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
EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @jsonToken OUT
IF @hr <> 0
BEGIN
PRINT 'Failed to create ActiveX component'
RETURN
END
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
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
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
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
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
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
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