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| SET QUOTED_IDENTIFIER ON
SET ANSI_NULLS ON
GO
CREATE FUNCTION FN_HTTP_GET(
@URL VARCHAR(256),
@DATA VARCHAR(2000),
@REQ_H_ACCEPT VARCHAR(256),
@REQ_H_CONTENT_TYPE VARCHAR(256)
)
RETURNS VARCHAR(5000)
AS
BEGIN
DECLARE
@object int,
@returnStatus int,
@returnText varchar(5000),
@errMsg varchar(2000),
@httpStatus varchar(20);
EXEC @returnStatus = SP_OACreate 'Msxml2.ServerXMLHTTP.3.0',@object OUT;
IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('初始化对象失败，' + @errMsg + ISNULL(@returnText,''));
END
EXEC @returnStatus= SP_OAMethod @object,'open',NULL,'get',@URL,'false';
IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('创建连接失败，' + @errMsg + ISNULL(@returnText, ''));
END
EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Accept',@REQ_H_ACCEPT;
EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Content-Type',@REQ_H_CONTENT_TYPE;
EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Content-Length','1000000';
EXEC @returnStatus= SP_OAMethod @object,'send',NULL,@DATA;
IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('发起请求失败，' + @errMsg + ISNULL(@returnText, ''));
END
EXEC @returnStatus = SP_OAGetProperty @Object, 'Status', @httpStatus OUT;
IF @returnStatus <> 0
BEGIN
EXEC sp_OAGetErrorInfo @Object, @errMsg OUT, @returnText OUT;
RETURN ('获取HTTP状态代码失败，' + @errMsg + ISNULL(@returnText, ''));
END
IF @httpStatus <> 200
BEGIN
RETURN ('访问错误，HTTP状态代码:' + @httpStatus);
END
EXEC @returnStatus= SP_OAGetProperty @object,'responseText',@returnText OUT;
IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('获取返回信息失败，' + @errMsg + ISNULL(@returnText, ''));
END
RETURN @returnText;
END
;
GO
|
