122 lines
8.0 KiB
HTML
122 lines
8.0 KiB
HTML
<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width,initial-scale=1,viewport-fit=cover">
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<meta name="theme-color" content="#F4593C">
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<title>wx-h5-demo · 小程序授权演示（独立项目）</title>
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<style>
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* { margin:0; padding:0; box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
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body { font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif; background:#F8F3EF; color:#2B2320; min-height:100vh; display:flex; justify-content:center; }
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.wrap { width:100%; max-width:430px; padding:24px 20px 40px; }
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.brand { font-size:22px; font-weight:800; color:#F4593C; } .brand small{color:#A79C95;font-size:13px;font-weight:500;margin-left:8px}
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.env { margin:14px 0 8px; font-size:13px; color:#6B615B; } .env b{color:#2B2320}
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.tag { display:inline-block; padding:2px 8px; border-radius:8px; font-size:12px; }
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.tag.s0{background:#E8F2EB;color:#5F8A4A} .tag.s1{background:#FDEEDD;color:#B8860B} .tag.s2{background:#F6DCD6;color:#C4553A}
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.card { background:#fff; border:1px solid #EFE7E1; border-radius:16px; padding:16px; margin-top:14px; }
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.card h2{font-size:15px;font-weight:800;margin-bottom:10px}
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.row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px dashed #EFE7E1;font-size:14px}
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.row:last-child{border-bottom:none} .row .k{color:#6B615B} .row .v{font-weight:600} .row .v.placeholder{color:#C9B7AC;font-weight:500}
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.avatar{width:44px;height:44px;border-radius:50%;background:#F1E6E0;overflow:hidden;display:flex;align-items:center;justify-content:center;font-size:18px}
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.avatar img{width:100%;height:100%;object-fit:cover}
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.btn{display:block;width:100%;padding:15px;border:none;border-radius:14px;font-size:15px;font-weight:700;margin-top:14px;cursor:pointer}
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.btn.main{background:#F4593C;color:#fff} .btn.ghost{background:#fff;color:#6B615B;border:1px solid #EFE7E1}
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.hint{font-size:12px;color:#A79C95;margin-top:12px;line-height:1.6}
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#toast{position:fixed;left:50%;bottom:14%;transform:translateX(-50%);background:rgba(30,22,18,.9);color:#fff;padding:10px 18px;border-radius:10px;font-size:13px;opacity:0;pointer-events:none;transition:opacity .25s;z-index:99}
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#toast.show{opacity:1}
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</style>
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</head>
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<body>
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<div class="wrap">
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<div class="brand">wx-h5-demo <small>独立示例 · 小程序授权</small></div>
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<div class="env">场景：<b id="envTxt">检测中…</b> <span id="envTag" class="tag s2">纯浏览器</span></div>
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<div class="card">
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<h2>当前可用的授权方式</h2>
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<p id="scenarioTxt" style="font-size:13px;color:#6B615B;line-height:1.6">检测环境后，这里会给出「场景1 或 场景2」对应的授权入口。</p>
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<button class="btn main" id="btnJump">去小程序授权</button>
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<button class="btn ghost" id="btnPost">在 web-view 里请求授权（postMessage）</button>
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</div>
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<div class="card">
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<h2>授权结果（小程序回传后读取）</h2>
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<div class="row"><span class="k">手机号</span><span class="v placeholder" id="rPhone">—</span></div>
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<div class="row"><span class="k">昵称</span><span class="v placeholder" id="rNick">—</span></div>
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<div class="row"><span class="k">头像</span><span class="v"><span class="avatar" id="rAvatarWrap"><span id="rAvatarText">宝</span></span></span></div>
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</div>
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<p class="hint">
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场景1（微信浏览器打开 H5）：点「去小程序授权」→ 经 <code>wx-open-launch-weapp</code> / 小程序 <code>URL Scheme</code> 跳进小程序授权页 → 授权后，小程序用 <code>web-view</code> 加载本 H5（结果在 URL），即「回到 H5」。
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场景2（web-view 里的 H5）：点「在 web-view 里请求授权」→ <code>postMessage</code> → 宿主小程序弹原生授权面板 → 更新 <code>web-view src</code>（带 #phone/nickname/avatar）→ 本页重载显示。
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完整说明见 <code>docs/h5-miniprogram-auth.md</code>；小程序端配套代码见本目录 <code>miniapp/</code>。
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</p>
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</div>
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<div id="toast"></div>
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<script src="https://res.wx.qq.com/open/js/jweixin-1.6.0.js"></script>
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<script>
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(function () {
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'use strict';
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function $(s) { return document.querySelector(s); }
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function toast(msg) { var t=$('#toast'); t.textContent=msg; t.classList.add('show'); clearTimeout(t._t); t._t=setTimeout(function(){t.classList.remove('show');},1800); }
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function readParam(name){ try{ var h=location.hash.slice(1)+'&'+location.search.slice(1); var m=h.match(new RegExp('(?:^|[&#])'+name+'=([^&#]*)(?:$|[&#])')); return m?decodeURIComponent(m[1]):''; }catch(e){return '';} }
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var MODE = ''; // 'webview' | 'wechat-browser' | 'browser'
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var isWechat = /MicroMessenger/i.test(navigator.userAgent);
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var inWebview = false;
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function setEnv(mode, label, cls) {
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MODE = mode; inWebview = (mode === 'webview');
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$('#envTxt').textContent = label; $('#envTag').textContent = label; $('#envTag').className = 'tag ' + cls;
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var txt = '';
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if (mode === 'webview') txt = '场景2：本页运行在小程序 web-view 里。点下方「在 web-view 里请求授权」→ postMessage 通知宿主小程序弹原生授权面板；授权后宿主更新 web-view src 回传，本页重载显示结果。';
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else if (mode === 'wechat-browser') txt = '场景1：本页在微信浏览器打开（非 web-view）。点「去小程序授权」→ 跳进小程序授权页授权；授权后小程序用 web-view 加载本 H5（结果在 URL）即回到 H5。';
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else txt = '纯浏览器：仅演示 UI，无法真授权（去小程序按钮/场景2需在微信内）。';
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$('#scenarioTxt').textContent = txt;
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}
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function detectEnv() {
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if (window.wx && window.wx.miniProgram) {
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var responded = false;
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window.wx.miniProgram.getEnv(function (r) { responded = true; setEnv(r && r.miniprogram ? 'webview' : (isWechat ? 'wechat-browser' : 'browser'), r && r.miniprogram ? '小程序 web-view' : (isWechat ? '微信浏览器' : '纯浏览器'), r && r.miniprogram ? 's0' : (isWechat ? 's1' : 's2')); });
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setTimeout(function () { if (!responded) setEnv(isWechat ? 'wechat-browser' : 'browser', isWechat ? '微信浏览器' : '纯浏览器', isWechat ? 's1' : 's2'); }, 800);
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} else {
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setEnv(isWechat ? 'wechat-browser' : 'browser', isWechat ? '微信浏览器' : '纯浏览器', isWechat ? 's1' : 's2');
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}
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}
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// 场景1：跳小程序授权（wx-open-launch-weapp 或 URL Scheme） → 小程序授权页
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function jumpToMiniAuth() {
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if (MODE === 'browser') { toast('请在微信内打开'); return; }
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// 方式A：公众号/网页 JSSDK `<wx-open-launch-weapp>`（需 jsapi 签名 + 微信内打开）
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// 方式B：小程序 URL Scheme（后端用 appid+path 换 scheme，形如 weixin://dl/business/?t=xxx）
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var scheme = $('#launchPath') && $('#launchPath').value; // 你可在下面填 scheme 或 path
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if (scheme) { location.href = scheme; return; }
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toast('请在此填入小程序授权页的 scheme/launch 入口（见 README）');
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}
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// 场景2：postMessage 请求 web-view 宿主弹授权面板
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function requestAuthInWebview() {
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if (MODE !== 'webview') { toast('仅 web-view 环境可用（场景2）'); return; }
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window.wx.miniProgram.postMessage({ data: { action: 'requestProfile' } });
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toast('请在弹出的小程序面板授权');
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}
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function renderResult() {
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var phone = readParam('phone'), nick = readParam('nickname'), avatar = readParam('avatar'), authed = readParam('authed');
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if (phone) { $('#rPhone').textContent = phone; $('#rPhone').classList.remove('placeholder'); }
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if (nick) { $('#rNick').textContent = nick; $('#rNick').classList.remove('placeholder'); }
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if (avatar){ $('#rAvatarWrap').innerHTML = '<img src="' + avatar + '" alt="头像">'; }
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if (authed) toast('授权完成，已回传');
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}
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document.addEventListener('DOMContentLoaded', function () {
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detectEnv(); renderResult();
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$('#btnJump').addEventListener('click', jumpToMiniAuth);
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$('#btnPost').addEventListener('click', requestAuthInWebview);
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});
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})();
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</script>
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</body>
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</html>
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