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(SQL Server) GeoOp OAuth2 Authorisation Code Grant (Public App)See more OAuth2 ExamplesDemonstrates how to get an access token for a GeoOp Third-Party Public Application using the Authorisation Code Grant flow.Note: This example requires Chilkat v10.1.2 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 DECLARE @iTmp0 int -- Important: Do not use nvarchar(max). See the warning about using nvarchar(max). DECLARE @sTmp0 nvarchar(4000) -- It requires the Chilkat API to have been previously unlocked. -- See Global Unlock Sample for sample code. DECLARE @oauth2 int -- Use "Chilkat_9_5_0.OAuth2" for versions of Chilkat < 10.0.0 EXEC @hr = sp_OACreate 'Chilkat.OAuth2', @oauth2 OUT IF @hr <> 0 BEGIN PRINT 'Failed to create ActiveX component' RETURN END -- This should match the Site URL configured for your GeoOp (non-Server) Application, such as "http://localhost:3017/" EXEC sp_OASetProperty @oauth2, 'ListenPort', 3017 EXEC sp_OASetProperty @oauth2, 'AuthorizationEndpoint', 'https://login.geoop.com/oauth2/code' EXEC sp_OASetProperty @oauth2, 'TokenEndpoint', 'https://login.geoop.com/oauth2/token' -- Replace the client ID with an actual value. EXEC sp_OASetProperty @oauth2, 'ClientId', 'GEOOP-APPLICATION-ID' -- The ClientSecret should remain empty for a GeoOp public application EXEC sp_OASetProperty @oauth2, 'ClientSecret', '' -- We need a few special settings for GeoOp EXEC sp_OASetProperty @oauth2, 'Scope', 'default' EXEC sp_OASetProperty @oauth2, 'CodeChallenge', 0 -- Setting LocalHost equal to "none" prevents the "redirect_uri" query param from being sent in the initial HTTP request. -- Note: The GeoOp Application should still have a redirect URL specified as "http://localhost:3017/", where the port -- number matches the ListenPort above. EXEC sp_OASetProperty @oauth2, 'LocalHost', 'none' -- Begin the OAuth2 Authorization code flow. This returns a URL that should be loaded in a browser. DECLARE @url nvarchar(4000) EXEC sp_OAMethod @oauth2, 'StartAuth', @url OUT EXEC sp_OAGetProperty @oauth2, 'LastMethodSuccess', @iTmp0 OUT IF @iTmp0 <> 1 BEGIN EXEC sp_OAGetProperty @oauth2, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @oauth2 RETURN END -- Launch the default browser on the system and navigate to the url. -- The LaunchBrowser method was added in Chilkat v10.1.2. DECLARE @success int EXEC sp_OAMethod @oauth2, 'LaunchBrowser', @success OUT, @url IF @success = 0 BEGIN EXEC sp_OAGetProperty @oauth2, 'LastErrorText', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @oauth2 RETURN END -- Wait for the user to approve or deny authorization in the browser. DECLARE @numMsWaited int SELECT @numMsWaited = 0 EXEC sp_OAGetProperty @oauth2, 'AuthFlowState', @iTmp0 OUT WHILE (@numMsWaited < 90000) and (@iTmp0 < 3) BEGIN EXEC sp_OAMethod @oauth2, 'SleepMs', NULL, 100 SELECT @numMsWaited = @numMsWaited + 100 END -- If the browser does not respond within the specified time, AuthFlowState will be: -- -- 1: Waiting for Redirect – The OAuth2 background thread is waiting for the browser's redirect request. -- 2: Waiting for Final Response – The thread is awaiting the final access token response. -- In either case, cancel the background task initiated by StartAuth. EXEC sp_OAGetProperty @oauth2, 'AuthFlowState', @iTmp0 OUT IF @iTmp0 < 3 BEGIN EXEC sp_OAMethod @oauth2, 'Cancel', @success OUT PRINT 'No response from the browser!' EXEC @hr = sp_OADestroy @oauth2 RETURN END -- Check AuthFlowState to determine if authorization was granted, denied, or failed: -- -- 3: Success – OAuth2 flow completed, the background thread exited, and the successful response is in AccessTokenResponse. -- 4: Access Denied – OAuth2 flow completed, the background thread exited, and the error response is in AccessTokenResponse. -- 5: Failure – OAuth2 flow failed before completion, the background thread exited, and error details are in FailureInfo. EXEC sp_OAGetProperty @oauth2, 'AuthFlowState', @iTmp0 OUT IF @iTmp0 = 5 BEGIN PRINT 'OAuth2 failed to complete.' EXEC sp_OAGetProperty @oauth2, 'FailureInfo', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @oauth2 RETURN END EXEC sp_OAGetProperty @oauth2, 'AuthFlowState', @iTmp0 OUT IF @iTmp0 = 4 BEGIN PRINT 'OAuth2 authorization was denied.' EXEC sp_OAGetProperty @oauth2, 'AccessTokenResponse', @sTmp0 OUT PRINT @sTmp0 EXEC @hr = sp_OADestroy @oauth2 RETURN END EXEC sp_OAGetProperty @oauth2, 'AuthFlowState', @iTmp0 OUT IF @iTmp0 <> 3 BEGIN EXEC sp_OAGetProperty @oauth2, 'AuthFlowState', @iTmp0 OUT PRINT 'Unexpected AuthFlowState:' + @iTmp0 EXEC @hr = sp_OADestroy @oauth2 RETURN END PRINT 'OAuth2 authorization granted!' EXEC sp_OAGetProperty @oauth2, 'AccessToken', @sTmp0 OUT PRINT 'Access Token = ' + @sTmp0 -- Save the entire JSON response, which includes the access token, for future calls. -- The JSON AccessTokenResponse looks like this: -- {"access_token":"e6dqdG....mzjpT04w==","token_type":"Bearer","expires_in":2592000,"owner_id":984236} DECLARE @fac int -- Use "Chilkat_9_5_0.FileAccess" for versions of Chilkat < 10.0.0 EXEC @hr = sp_OACreate 'Chilkat.FileAccess', @fac OUT EXEC sp_OAGetProperty @oauth2, 'AccessTokenResponse', @sTmp0 OUT EXEC sp_OAMethod @fac, 'WriteEntireTextFile', @success OUT, 'qa_data/tokens/geoop.json', @sTmp0, 'utf-8', 0 PRINT 'Success.' EXEC @hr = sp_OADestroy @oauth2 EXEC @hr = sp_OADestroy @fac END GO |
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