时间：2021-07-01 10:21:17 帮助过：7人阅读
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/**
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*
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* qq登录
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* @author http://www.heui.org
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*
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*/
class
Oauth_qq
{
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private
static
$_instance
;
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private
$config
=
array
();
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??
private
function
__construct(
$config
)
??
{
????
$this
->Oauth_qq(
$config
);
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}
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??
public
static
function
getInstance(
$config
)
??
{
????
if
(!isset(self::
$_instance
))
????
{
??????
$c
=
__CLASS__
;
??????
self::
$_instance
=
new
$c
(
$config
);
????
}
????
return
self::
$_instance
;
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}
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private
function
Oauth_qq(
$config
)
??
{
????
$this
->config =
$config
;
????
$_SESSION
[
"appid"
]??? =
$this
->config[
'appid'
];
????
$_SESSION
[
"appkey"
]?? =
$this
->config[
'appkey'
];
????
$_SESSION
[
"callback"
] =
$this
->config[
'callback'
];
????
$_SESSION
[
"scope"
] =
"get_user_info,add_share,list_album,add_album,upload_pic,add_topic,add_one_blog,add_weibo"
;
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}
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??
function
login()
??
{
????
$_SESSION
[
'state'
] = md5(uniqid(rand(), TRUE));
//CSRF protection
????
$login_url
=
"https://graph.qq.com/oauth2.0/authorize?response_type=code&client_id=
"
????
.
$_SESSION
[
"appid"
] .
"&redirect_uri="
. urlencode(
$_SESSION
[
"callback"
])
????
.
"&state="
.
$_SESSION
[
'state'
]
????
.
"&scope="
.
$_SESSION
[
"scope"
];
????
header(
"Location:$login_url"
);
??
}
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??
function
callback()
??
{
????
if
(
$_REQUEST
[
'state'
] ==
$_SESSION
[
'state'
])
//csrf
????
{
??????
$token_url
=
"https://graph.qq.com/oauth2.0/token?grant_type=authorization_code&
"
??????
.
"client_id="
.
$_SESSION
[
"appid"
].
"&redirect_uri="
. urlencode(
$_SESSION
[
"callback"
])
??????
.
"&client_secret="
.
$_SESSION
[
"appkey"
].
"&code="
.
$_REQUEST
[
"code"
];
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??????
$response
= get_url_contents(
$token_url
);
??????
if
(
strpos
(
$response
,
"callback"
) !== false)
??????
{
????????
$lpos
=
strpos
(
$response
,
"("
);
????????
$rpos
=
strrpos
(
$response
,
")"
);
????????
$response
? =
substr
(
$response
,
$lpos
+ 1,
$rpos
-
$lpos
-1);
????????
$msg
= json_decode(
$response
);
????????
if
(isset(
$msg
->error))
????????
{
??????????
echo
"
.
$msg
->error;
??????????
echo
"
.
$msg
->error_description;
??????????
exit
;
????????
}
??????
}
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??????
$params
=
array
();
??????
parse_str
(
$response
,
$params
);
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??????
$_SESSION
[
"access_token"
] =
$params
[
"access_token"
];
????
}
????
else
????
{
??????
echo
(
"The state does not match. You may be a victim of CSRF."
);
????
}
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}
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??
function
get_openid()
??
{
????
$graph_url
=
"https://graph.qq.com/oauth2.0/me?access_token=
"
????
.
$_SESSION
[
'access_token'
];
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????
$str
? = get_url_contents(
$graph_url
);
????
if
(
strpos
(
$str
,
"callback"
) !== false)
????
{
??????
$lpos
=
strpos
(
$str
,
"("
);
??????
$rpos
=
strrpos
(
$str
,
")"
);
??????
$str
? =
substr
(
$str
,
$lpos
+ 1,
$rpos
-
$lpos
-1);
????
}
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????
$user
= json_decode(
$str
);
????
if
(isset(
$user
->error))
????
{
??????
echo
"
.
$user
->error;
??????
echo
"
.
$user
->error_description;
??????
exit
;
????
}
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????
//set openid to session
????
return
$_SESSION
[
"openid"
] =
$user
->openid;
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}
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??
function
get_user_info()
??
{
????
$get_user_info
=
"https://graph.qq.com/user/get_user_info?
"
????
.
"access_token="
.
$_SESSION
[
'access_token'
]
????
.
"&oauth_consumer_key="
.
$_SESSION
[
"appid"
]
????
.
"&openid="
.
$_SESSION
[
"openid"
]
????
.
"&format=json"
;
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????
$info
= get_url_contents(
$get_user_info
);
????
$arr
= json_decode(
$info
, true);
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????
return
$arr
;
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}
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public
function
__clone()
??
{
????
trigger_error(
'Clone is not allow'
,E_USER_ERROR);
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}
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}
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/* 公用函数 */
if
(!function_exists(
"do_post"
))
{
??
function
do_post(
$url
,
$data
)
??
{
????
$ch
= curl_init();
????
curl_setopt(
$ch
, CURLOPT_RETURNTRANSFER, TRUE);
????
curl_setopt(
$ch
, CURLOPT_POST, TRUE);
????
curl_setopt(
$ch
, CURLOPT_POSTFIELDS,
$data
);
????
curl_setopt(
$ch
, CURLOPT_URL,
$url
);
????
$ret
= curl_exec(
$ch
);
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????
curl_close(
$ch
);
????
return
$ret
;
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}
}
if
(!function_exists(
"get_url_contents"
))
{
??
function
get_url_contents(
$url
)
??
{
????
if
(
ini_get
(
"allow_url_fopen"
) ==
"1"
)
????
return
file_get_contents
(
$url
);
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????
$ch
= curl_init();
????
curl_setopt(
$ch
, CURLOPT_RETURNTRANSFER, TRUE);
????
curl_setopt(
$ch
, CURLOPT_URL,
$url
);
????
$result
=? curl_exec(
$ch
);
????
curl_close(
$ch
);
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????
return
$result
;
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}
}
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使用实例：
$config
[
'appid'
]??? =
''
;
$config
[
'appkey'
]?? =
''
;
$config
[
'callback'
] =
''
;
$o_qq
= Oauth_qq::getInstance(
$config
);
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//then
$o_qq
->login();
//or
$o_qq
->callback();
$o_qq
->get_openid();
$o_qq
->get_user_info();
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原文：http://www.heui.org/archives/454