[英]How to get Facebook access token in App Engine Authenticator
[英]How to recover the access token of a facebook desktop app?
當我在應用程序ID中給出重定向uri,我得到的將是:
https://www.facebook.com/connect/login_success.html?code="some long code"
通常像AQDv7kODxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxFUMAQqFdB4l9-Bu_AN34woXMmUzJCx8OwRflcxJ4nHmsWx6Z6jnD9IP2DSqnxIJymXB3GCm2FAeWsADV6fHf471KeC11UTSoQRTn4uqu-SsBjiWECL8Vrf0C8N8#_=_
如何從此代碼中繪制訪問令牌?
如果你有網址,你可以這樣做。 actoken是你的網址
public String getToken() {
String myu = actoken;
Pattern startAc = Pattern.compile("="), endAc = Pattern.compile("&");
Matcher m = startAc.matcher(myu);
Matcher m1 = endAc.matcher(myu);
System.out.println(myu);
while(m.find() && m1.find()) {
actoken = myu.substring(m.start()+1,m1.end()-1);
}
return actoken;
}
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