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ylrz_his_scrm_java


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" />
  <title>微信授权</title>
  <style>
    body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; background: #f5f5f5; color: #333; }
    .wrap { max-width: 480px; margin: 80px auto; padding: 24px; text-align: center; }
    .tip { font-size: 15px; line-height: 1.6; color: #666; }
    .err { color: #333; margin-top: 12px; word-break: break-all; }
    .fail { color: #c00; }
  </style>
</head>
<body>
  <div class="wrap">
    <p class="tip" id="tip">正在授权，请稍候…</p>
    <p class="err" id="err"></p>
  </div>
  <script>
    /**
     * 部署说明：
     * 1) 同源部署：API_BASE 留空
     * 2) Nginx 静态 + 独立 API：API_BASE 填后端地址
     * 3) 公众号后台「网页授权域名」= 本页域名
     * 4) 已有 openId 时也会调 /mp/silent/userInfo 刷新拉黑/加销售信息
     */
    var API_BASE = 'https://wx.jy.cc/apis';
    var APP_ID = 'wxe704b34112659eb1';
    var OPENID_KEY = 'mp_silent_openid';

    function $(id) { return document.getElementById(id); }
    function qs(name) {
      var m = location.search.match(new RegExp('[?&]' + name + '=([^&]*)'));
      return m ? decodeURIComponent(m[1].replace(/\+/g, ' ')) : '';
    }
    function isWeChat() {
      return /MicroMessenger/i.test(navigator.userAgent || '');
    }
    function currentPageUrlWithoutQuery() {
      return location.origin + location.pathname;
    }
    function apiUrl(path) {
      var base = (API_BASE || '').replace(/\/$/, '');
      return base + path;
    }
    function normalizePath(pathname) {
      if (!pathname || pathname === '/') return '/';
      return pathname.replace(/\/$/, '');
    }
    function isSameAuthPage(url) {
      if (!url) return true;
      try {
        var u = new URL(url, location.href);
        return u.origin === location.origin
            && normalizePath(u.pathname) === normalizePath(location.pathname);
      } catch (e) {
        return false;
      }
    }
    function clearCodeFromUrl() {
      if (window.history && history.replaceState) {
        history.replaceState(null, '', location.pathname + (location.hash || ''));
      }
    }
    function showError(msg) {
      $('tip').textContent = '授权失败';
      $('err').className = 'err fail';
      $('err').textContent = msg || '未知错误';
    }
    function finishOk(openId, jumpUrl, tip, blacklisted) {
      clearCodeFromUrl();
      if (openId) {
        try { sessionStorage.setItem(OPENID_KEY, openId); } catch (e) {}
      }
      var url = (jumpUrl || '').replace(/^\s+|\s+$/g, '');
      if (url && !isSameAuthPage(url)) {
        $('tip').textContent = '授权成功，正在跳转…';
        $('err').textContent = '';
        location.replace(url);
        return;
      }
      $('tip').textContent = tip || '授权成功';
      $('err').className = blacklisted ? 'err fail' : 'err';
      $('err').textContent = '';
    }
    function applyBizRes(res) {
      if (!res || res.code !== 200 || !res.openId) {
        showError((res && res.msg) || '获取用户信息失败');
        return;
      }
      finishOk(res.openId, res.url || '', res.tip || '', !!res.blacklisted);
    }
    /** 已有 openId：每次进入都调后端刷新业务信息 */
    function loadUserInfo(openId, state) {
      $('tip').textContent = '正在获取信息…';
      postJson(apiUrl('/mp/silent/userInfo'), {
        openId: openId,
        state: state || undefined
      }).then(applyBizRes).catch(function (e) {
        showError('网络异常：' + (e && e.message ? e.message : e));
      });
    }
    function getJson(url) {
      return fetch(url, { method: 'GET', credentials: 'omit' }).then(function (res) {
        return res.json();
      });
    }
    function postJson(url, body) {
      return fetch(url, {
        method: 'POST',
        credentials: 'omit',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify(body || {})
      }).then(function (res) {
        return res.json();
      });
    }

    function start() {
      if (!isWeChat()) {
        showError('请在微信中打开本页面');
        return;
      }

      var appId = qs('appId') || APP_ID;
      var state = qs('state') || '';
      var code = qs('code');

      if (!code) {
        var cachedOpenId = '';
        try { cachedOpenId = sessionStorage.getItem(OPENID_KEY) || ''; } catch (e) {}
        // 已有 openId 且非强制重新授权：仍调接口拿拉黑/加销售信息
        if (cachedOpenId && qs('force') !== '1') {
          loadUserInfo(cachedOpenId, state);
          return;
        }

        var redirectUri = currentPageUrlWithoutQuery();
        var authQuery = 'redirectUri=' + encodeURIComponent(redirectUri);
        if (appId) authQuery += '&appId=' + encodeURIComponent(appId);
        if (state) authQuery += '&state=' + encodeURIComponent(state);

        getJson(apiUrl('/mp/silent/authUrl?' + authQuery)).then(function (res) {
          if (!res || res.code !== 200 || !res.oauthUrl) {
            showError((res && res.msg) || '获取授权链接失败');
            return;
          }
          location.replace(res.oauthUrl);
        }).catch(function (e) {
          showError('网络异常：' + (e && e.message ? e.message : e));
        });
        return;
      }

      // 同一 code 只换一次票；已换过则用 openId 再拉业务信息
      var codeLockKey = 'mp_silent_code_' + code;
      try {
        if (sessionStorage.getItem(codeLockKey) === 'done') {
          var doneOpenId = '';
          try { doneOpenId = sessionStorage.getItem(OPENID_KEY) || ''; } catch (e) {}
          if (doneOpenId) {
            loadUserInfo(doneOpenId, qs('state') || state);
          } else {
            showError('授权状态异常，请刷新重试');
          }
          return;
        }
        if (sessionStorage.getItem(codeLockKey) === 'pending') {
          return;
        }
        sessionStorage.setItem(codeLockKey, 'pending');
      } catch (e) {}

      var resolveState = qs('state') || state;
      postJson(apiUrl('/mp/silent/resolve'), {
        code: code,
        appId: appId || undefined,
        state: resolveState || undefined
      }).then(function (res) {
        if (!res || res.code !== 200 || !res.openId) {
          try { sessionStorage.removeItem(codeLockKey); } catch (e) {}
          showError((res && res.msg) || '获取 openId 失败');
          return;
        }
        try { sessionStorage.setItem(codeLockKey, 'done'); } catch (e) {}
        applyBizRes(res);
      }).catch(function (e) {
        try { sessionStorage.removeItem(codeLockKey); } catch (e2) {}
        showError('网络异常：' + (e && e.message ? e.message : e));
      });
    }

    start();
  </script>
</body>
</html>