SQL Server

HttpPostJson2 Example

See more HTTP Examples

Demonstrates use of the HttpPostJson2 method. 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
    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 requires the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code

    -- See PostJson2Async Example for the async equivalent of this example.

    DECLARE @http int
    EXEC @hr = sp_OACreate 'Chilkat.Http', @http OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    -- Sends a POST equivalent to the following CURL command:

    -- curl -X POST https://sandbox.plaid.com/institutions/get \
    --   -H 'content-type: application/json' \
    --   -d '{
    --     "client_id": String,
    --     "secret":String,
    --     "count": Number,
    --     "offset": Number
    --   }'

    -- Suppress some default headers that would automatically added..
    EXEC sp_OASetProperty @http, 'AcceptCharset', ''
    EXEC sp_OASetProperty @http, 'UserAgent', ''
    EXEC sp_OASetProperty @http, 'AcceptLanguage', ''
    EXEC sp_OASetProperty @http, 'AllowGzip', 0

    DECLARE @jsonBody nvarchar(4000)
    SELECT @jsonBody = '{"client_id": "PLAID_CLIENT_ID", "secret":"PLAID_SECRET", "count": 10, "offset": 0}'
    DECLARE @resp int
    EXEC sp_OAMethod @http, 'PostJson2', @resp OUT, 'https://sandbox.plaid.com/institutions/get', 'application/json', @jsonBody
    EXEC sp_OAGetProperty @http, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 = 0
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        RETURN
      END

    DECLARE @statusCode int
    EXEC sp_OAGetProperty @resp, 'StatusCode', @statusCode OUT

    PRINT 'Response status code = ' + @statusCode

    -- Examine the JSON response..
    DECLARE @json int
    EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @json OUT

    EXEC sp_OAGetProperty @resp, 'BodyStr', @sTmp0 OUT
    EXEC sp_OAMethod @json, 'Load', @success OUT, @sTmp0
    EXEC sp_OASetProperty @json, 'EmitCompact', 0

    PRINT 'JSON Response Body:'
    EXEC sp_OAMethod @json, 'Emit', @sTmp0 OUT
    PRINT @sTmp0

    EXEC @hr = sp_OADestroy @resp


    EXEC @hr = sp_OADestroy @http
    EXEC @hr = sp_OADestroy @json


END
GO