如何从零开始对接第三方登录(Java版)：QQ登录和微博登录 (2)

/** * 封装一个居中打开新窗口的方法 */ function openWindow(url, width, height) { width = width || 600; height = height || 400; var left = (window.screen.width - width) / 2; var top = (window.screen.height - height) / 2; window.open(url, "_blank", "toolbar=yes, location=yes, directories=no, status=no, menubar=yes, scrollbars=yes, resizable=no, copyhistory=yes, left="+left+", top="+top+",op">+width+",op">+height); } function qqLogin() { var qqAppId = '424323422'; // 上面申请得到的appid var qqAuthPath = 'http://www.test.com/auth'; // 前面设置的回调地址 var state = 'fjdslfjsdlkfd'; // 防止CSRF攻击的随机参数，必传，登录成功之后会回传，最好后台自己生成然后校验合法性 openWindow(`https://graph.qq.com/oauth2.0/authorize?response_type=token&client_id=${qqAppId}&redirect_uri=${encodeURIComponent(qqAuthPath)}&state=${state}`); }