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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">
<meta name="description" content="本地文本加解密工具，使用Argon2id和PBKDF2">
<title>加密锁CryptoLock - 本地安全加密工具</title>
<style>
:root {
--bg: #f6f8fb; --card: #fff; --accent: #2563eb; --accent-hover: #1d4ed8; --secondary: #0ea5e9;
--ok: #16a34a; --danger: #dc2626; --warning: #f59e0b; --muted: #6b7280; --border: #e6eef8;
--text: #0f172a; --radius: 12px; --shadow: 0 8px 30px rgba(2, 6, 23, 0.08); --transition: all 0.2s ease;
}
@media (prefers-color-scheme: dark) {
:root {
--bg: #0f172a; --card: #1e293b; --accent: #3b82f6; --accent-hover: #2563eb; --secondary: #38bdf8;
--ok: #22c55e; --danger: #ef4444; --warning: #f59e0b; --muted: #94a3b8; --border: #334155; --text: #f1f5f9;
}
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
background: var(--bg); color: var(--text); line-height: 1.6; min-height: 100vh; padding: 20px; }
.wrap { max-width: 1000px; margin: 0 auto; background: var(--card); padding: 28px;
border-radius: var(--radius); box-shadow: var(--shadow); }
header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; padding-bottom: 16px; border-bottom: 2px solid var(--border); }
.header-icon { width: 28px; height: 28px; fill: var(--accent); }
h1 { font-size: 1.5rem; margin: 0; color: var(--text); display: flex; align-items: center; gap: 10px; }
.description { color: var(--muted); margin-bottom: 24px; font-size: 0.95rem; line-height: 1.7; }
.section { margin-bottom: 28px; }
.section-title { font-size: 1.1rem; margin-bottom: 12px; color: var(--text); font-weight: 600;
display: flex; align-items: center; gap: 8px; }
.section-title svg { width: 18px; height: 18px; fill: var(--accent); }
label { display: block; margin-bottom: 8px; font-weight: 600; font-size: 0.95rem; color: var(--text); }
textarea, input[type="password"], input[type="text"], select { width: 100%; padding: 14px;
border-radius: 8px; border: 2px solid var(--border); background: var(--card); color: var(--text);
font-family: inherit; font-size: 0.95rem; transition: var(--transition); resize: vertical; }
textarea:focus, input:focus, select:focus { outline: none; border-color: var(--accent);
box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1); }
textarea:hover, input:hover, select:hover { border-color: var(--accent); }
input[type="checkbox"] { width: auto; margin-right: 8px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin-bottom: 20px; }
.card { background: var(--bg); padding: 20px; border-radius: 10px; border: 1px solid var(--border); }
.row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 16px; }
button { background: var(--accent); color: white; border: none; padding: 14px 20px; border-radius: 8px;
cursor: pointer; font-weight: 600; font-size: 0.95rem; transition: var(--transition);
display: inline-flex; align-items: center; gap: 8px; min-height: 48px; }
button:hover:not(:disabled) { background: var(--accent-hover); transform: translateY(-1px); }
button:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
button.secondary { background: transparent; color: var(--accent); border: 2px solid var(--border); }
button.secondary:hover:not(:disabled) { background: rgba(37, 99, 235, 0.1); border-color: var(--accent); }
.status { padding: 12px; border-radius: 8px; margin: 8px 0; font-size: 0.9rem; display: flex; align-items: center; gap: 8px; }
.status.ok { background: rgba(22, 163, 74, 0.1); color: var(--ok); border-left: 4px solid var(--ok); }
.status.info { background: rgba(14, 165, 233, 0.1); color: var(--secondary); border-left: 4px solid var(--secondary); }
.status.warning { background: rgba(245, 158, 11, 0.1); color: var(--warning); border-left: 4px solid var(--warning); }
.status.error { background: rgba(220, 38, 38, 0.1); color: var(--danger); border-left: 4px solid var(--danger); }
.kdf-info { font-size: 0.85rem; color: var(--muted); margin-top: 6px; line-height: 1.5; }
.password-group { display: flex; gap: 12px; align-items: center; }
.password-group input { flex: 1; }
.toggle-password { background: transparent; border: none; color: var(--muted); padding: 10px; cursor: pointer; min-height: auto; }
.toggle-password:hover { color: var(--text); background: var(--border); }
.strength-meter { height: 4px; background: var(--border); border-radius: 2px; margin-top: 8px; overflow: hidden; }
.strength-bar { height: 100%; width: 0%; transition: var(--transition); }
.strength-text { font-size: 0.8rem; margin-top: 4px; color: var(--muted); }
.output-container { position: relative; }
.output-actions { position: absolute; top: 10px; right: 10px; display: flex; gap: 8px; }
.output-btn { background: rgba(255, 255, 255, 0.9); border: 1px solid var(--border); border-radius: 4px;
padding: 6px 10px; font-size: 0.8rem; color: var(--text); cursor: pointer; }
.output-btn:hover { background: var(--accent); color: white; }
.tips { background: linear-gradient(135deg, rgba(14, 165, 233, 0.1), rgba(37, 99, 235, 0.05));
padding: 20px; border-radius: 10px; margin-top: 24px; }
.tips h3 { margin: 0 0 12px; color: var(--accent); font-size: 1.1rem; }
.tips ul { padding-left: 20px; }
.tips li { margin-bottom: 8px; color: var(--text); }
.loading { display: inline-block; width: 20px; height: 20px; border: 2px solid var(--border);
border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite; }
.action-buttons { display: flex; flex-wrap: wrap; gap: 12px; margin: 20px 0; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@media (max-width: 768px) {
.wrap { padding: 16px; }
.grid { grid-template-columns: 1fr; }
.row, .action-buttons { flex-direction: column; }
button { width: 100%; justify-content: center; }
.password-group { flex-direction: column; align-items: stretch; }
}
</style>
</head>
<body>
<main class="wrap">
<header>
<svg class="header-icon" viewBox="0 0 24 24">
<path d="M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z"/>
</svg>
<h1>加密锁CryptoLock - 本地安全加密工具</h1>
</header>
<p class="description">
优先使用Argon2（更安全）或回退到PBKDF2。支持一次性解密（防君子模式）。建议下载整套文件离线使用。
</p>
<section class="section">
<h2 class="section-title">
<svg viewBox="0 0 24 24"><path d="M9 12l2 2 4-4m5.618-4.016A11.955 11.955 0 0112 2.944a11.955 11.955 0 01-8.618 3.04A12.02 12.02 0 003 9c0 5.591 3.824 10.29 9 11.622 5.176-1.332 9-6.03 9-11.622 0-1.042-.133-2.052-.382-3.016z"/></svg>
加密设置
</h2>
<div class="grid">
<div class="card">
<label for="argonPreset">KDF 算法与预设</label>
<select id="argonPreset">
<option value="INTERACTIVE">Interactive (最快)</option>
<option value="MODERATE" selected>Moderate (推荐)</option>
<option value="SENSITIVE">Sensitive (更安全)</option>
</select>
<div class="kdf-info">
<span id="kdfStatus">检测中...</span>
<div style="margin-top: 8px;">
<button id="loadSodiumBtn" class="secondary" style="padding: 8px 12px; font-size: 0.85rem;">加载 libsodium</button>
</div>
</div>
</div>
<div class="card">
<div class="section-title">算法信息</div>
<div class="kdf-info">
<p><strong>Argon2id</strong>: 内存困难密码哈希函数</p>
<p><strong>PBKDF2</strong>: SHA-256密钥派生，200,000次迭代</p>
<p><strong>AES-GCM</strong>: 认证加密，256位密钥</p>
</div>
<div class="status info" id="algorithmInfo">
<svg width="16" height="16" viewBox="0 0 24 24" fill="currentColor">
<path d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/>
</svg>
使用现代加密标准
</div>
</div>
<div class="card">
<div class="section-title">
<svg viewBox="0 0 24 24"><path d="M13.828 10.172a4 4 0 00-5.656 0l-4 4a4 4 0 105.656 5.656l1.102-1.101m-.758-4.899a4 4 0 005.656 0l4-4a4 4 0 00-5.656-5.656l-1.1 1.1"/></svg>
一次性解密（可选）
</div>
<div class="row" style="align-items: center; margin-bottom: 12px;">
<input type="checkbox" id="enableOneTime" style="width: auto; margin: 0;">
<label for="enableOneTime" style="display: inline; margin: 0; margin-left: 8px;">启用一次性解密（防君子模式）</label>
</div>
<div id="oneTimeSettings" style="display: none;">
<div class="kdf-info" style="margin-top: 12px;">
<p><strong>⚠️ 注意：</strong>此功能并非绝对安全！</p>
<ul style="padding-left: 20px; margin-top: 4px; font-size: 0.9rem;">
<li>同一浏览器中，密文只能解密一次</li>
<li>清除浏览器数据可重置</li>
<li>适用于非对抗环境</li>
</ul>
</div>
<div class="row" style="margin-top: 12px;">
<button id="clearRecordsBtn" class="secondary" style="width: auto; padding: 8px 12px;">清除记录</button>
</div>
</div>
</div>
</div>
</section>
<section class="section">
<h2 class="section-title">
<svg viewBox="0 0 24 24"><path d="M11 5H6a2 2 0 00-2 2v11a2 2 0 002 2h11a2 2 0 002-2v-5m-1.414-9.414a2 2 0 112.828 2.828L11.828 15H9v-2.828l8.586-8.586z"/></svg>
输入文本与口令
</h2>
<div class="grid">
<div class="card">
<label for="plaintext">要加密的文本</label>
<textarea id="plaintext" rows="6" placeholder="在此输入要加密的文本..."></textarea>
<div class="row">
<button id="clearTextBtn" class="secondary">清空</button>
<button id="sampleTextBtn" class="secondary">示例文本</button>
</div>
</div>
<div class="card">
<label for="password">口令</label>
<div class="password-group">
<input id="password" type="password" placeholder="输入加密口令...">
<button id="togglePassword" class="toggle-password" title="显示/隐藏口令">👁️</button>
</div>
<div class="strength-meter"><div id="strengthBar" class="strength-bar"></div></div>
<div id="strengthText" class="strength-text">口令强度</div>
<div class="row" style="margin-top: 16px;">
<button id="genBtn" class="secondary">生成口令</button>
<button id="copyPassBtn" class="secondary">复制口令</button>
</div>
</div>
</div>
</section>
<section class="section">
<h2 class="section-title">
<svg viewBox="0 0 24 24"><path d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>
操作
</h2>
<div class="action-buttons">
<button id="encryptBtn">加密文本</button>
<button id="decryptBtn" class="secondary">解密文本</button>
<button id="copyBtn" class="secondary">复制输出</button>
<button id="downloadBtn" class="secondary">下载密文</button>
<a href="verify.html" style="text-decoration: none;"><button class="secondary">文件校验</button></a>
</div>
</section>
<section class="section">
<h2 class="section-title">
<svg viewBox="0 0 24 24"><path d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"/></svg>
输出结果
</h2>
<div class="output-container">
<label for="output">加密输出（Base64 JSON格式）</label>
<textarea id="output" rows="6" placeholder="加密或解密的结果将显示在这里..."></textarea>
<div class="output-actions">
<button class="output-btn" id="formatOutputBtn">格式化</button>
<button class="output-btn" id="copyBtn2">复制</button>
</div>
</div>
<div class="row" style="margin-top: 12px;">
<button id="clearOutputBtn" class="secondary">清空输出</button>
<div id="operationStatus" class="status" style="flex: 1; display: none;"></div>
</div>
</section>
<div class="tips">
<h3>安全使用建议</h3>
<ul>
<li>🔒 离线使用时打包整套文件</li>
<li>⚠️ 一次性解密仅为"防君子"模式</li>
<li>🔑 口令至少12位，包含大小写字母、数字和特殊字符</li>
<li>📱 通过不同渠道传输密文和口令</li>
</ul>
</div>
</main>
<script>
// 配置
const CONFIG = {
PBKDF2_ITERATIONS: 200000,
DEFAULT_PRESET: 'MODERATE',
SALT_LENGTHS: { ARGON2: 16, PBKDF2: 16 },
ONE_TIME_STORAGE_KEY: 'cryptolock_one_time_ids'
};
// 工具函数
const utils = {
encoder: new TextEncoder(),
decoder: new TextDecoder(),
randomBytes(length) {
const bytes = new Uint8Array(length);
crypto.getRandomValues(bytes);
return bytes;
},
arrayBufferToBase64(buffer) {
const bytes = new Uint8Array(buffer);
return btoa(String.fromCharCode(...bytes));
},
base64ToArrayBuffer(base64) {
const binary = atob(base64);
const bytes = new Uint8Array(binary.length);
for (let i = 0; i < binary.length; i++) bytes[i] = binary.charCodeAt(i);
return bytes.buffer;
},
calculatePasswordStrength(password) {
if (!password) return { score: 0, text: '未输入' };
let score = 0;
const length = password.length;
if (length >= 8) score += 1;
if (length >= 12) score += 1;
if (length >= 16) score += 1;
if (/[a-z]/.test(password)) score += 1;
if (/[A-Z]/.test(password)) score += 1;
if (/[0-9]/.test(password)) score += 1;
if (/[^a-zA-Z0-9]/.test(password)) score += 1;
const percentage = Math.min(100, Math.round((score / 8) * 100));
let text, color;
if (percentage < 30) { text = '弱'; color = '#dc2626'; }
else if (percentage < 60) { text = '一般'; color = '#f59e0b'; }
else if (percentage < 80) { text = '良好'; color = '#16a34a'; }
else { text = '强'; color = '#059669'; }
return { score: percentage, text: `${text} (${percentage}%)`, color };
},
showStatus(message, type = 'info', duration = 3000) {
const statusEl = document.getElementById('operationStatus');
statusEl.innerHTML = message;
statusEl.className = `status ${type}`;
statusEl.style.display = 'flex';
if (duration > 0) setTimeout(() => statusEl.style.display = 'none', duration);
},
generateOneTimeId() {
return utils.arrayBufferToBase64(crypto.getRandomValues(new Uint8Array(16)));
},
getDecryptedIds() {
try {
const stored = localStorage.getItem(CONFIG.ONE_TIME_STORAGE_KEY);
return stored ? JSON.parse(stored) : [];
} catch { return []; }
},
addDecryptedId(id) {
const ids = utils.getDecryptedIds();
if (!ids.includes(id)) {
ids.push(id);
localStorage.setItem(CONFIG.ONE_TIME_STORAGE_KEY, JSON.stringify(ids));
}
},
isIdDecrypted(id) {
return utils.getDecryptedIds().includes(id);
},
clearDecryptedIds() {
localStorage.removeItem(CONFIG.ONE_TIME_STORAGE_KEY);
}
};
// 核心变量
let sodiumReady = false;
let sodium = null;
// 更新KDF状态
function updateKdfStatus() {
const statusEl = document.getElementById('kdfStatus');
if (sodiumReady) {
statusEl.innerHTML = '<strong>✅ Argon2id 可用</strong>';
statusEl.className = 'status ok';
} else {
statusEl.innerHTML = '<strong>⚠️ 使用 PBKDF2 回退</strong>';
statusEl.className = 'status warning';
}
}
// 检测sodium
async function detectSodium() {
if (window.sodium) {
sodium = window.sodium;
try {
await sodium.ready;
sodiumReady = true;
} catch { sodiumReady = false; }
}
updateKdfStatus();
}
// 密钥派生
async function deriveKey(password, salt, preset = CONFIG.DEFAULT_PRESET) {
if (sodiumReady) {
let opsLimit, memLimit;
if (preset === 'INTERACTIVE') {
opsLimit = sodium.crypto_pwhash_OPSLIMIT_INTERACTIVE;
memLimit = sodium.crypto_pwhash_MEMLIMIT_INTERACTIVE;
} else if (preset === 'SENSITIVE') {
opsLimit = sodium.crypto_pwhash_OPSLIMIT_SENSITIVE;
memLimit = sodium.crypto_pwhash_MEMLIMIT_SENSITIVE;
} else {
opsLimit = sodium.crypto_pwhash_OPSLIMIT_MODERATE;
memLimit = sodium.crypto_pwhash_MEMLIMIT_MODERATE;
}
const saltBytes = salt instanceof Uint8Array ? salt : new Uint8Array(salt);
const keyBytes = sodium.crypto_pwhash(32, password, saltBytes, opsLimit, memLimit, sodium.crypto_pwhash_ALG_ARGON2ID13);
return crypto.subtle.importKey('raw', sodium.to_array_buffer(keyBytes),
{ name: 'AES-GCM', length: 256 }, false, ['encrypt', 'decrypt']);
} else {
const passwordKey = await crypto.subtle.importKey('raw', utils.encoder.encode(password),
{ name: 'PBKDF2' }, false, ['deriveKey']);
return crypto.subtle.deriveKey(
{ name: 'PBKDF2', salt: salt.buffer || salt, iterations: CONFIG.PBKDF2_ITERATIONS, hash: 'SHA-256' },
passwordKey, { name: 'AES-GCM', length: 256 }, false, ['encrypt', 'decrypt']);
}
}
// 加密
async function encryptText(plaintext, password) {
const startTime = performance.now();
const useOneTime = document.getElementById('enableOneTime').checked;
const oneTimeId = useOneTime ? utils.generateOneTimeId() : null;
const saltLength = sodiumReady ? CONFIG.SALT_LENGTHS.ARGON2 : CONFIG.SALT_LENGTHS.PBKDF2;
const salt = utils.randomBytes(saltLength);
const iv = utils.randomBytes(12);
const preset = document.getElementById('argonPreset').value;
const key = await deriveKey(password, salt, preset);
const ciphertext = await crypto.subtle.encrypt({ name: 'AES-GCM', iv: iv }, key, utils.encoder.encode(plaintext));
const payload = {
version: 2, timestamp: new Date().toISOString(), algorithm: 'AES-GCM-256',
kdf: sodiumReady ? 'argon2id' : 'pbkdf2', preset: sodiumReady ? preset : undefined,
salt: utils.arrayBufferToBase64(salt), iv: utils.arrayBufferToBase64(iv),
ciphertext: utils.arrayBufferToBase64(ciphertext), oneTimeId: oneTimeId
};
return {
payload: btoa(JSON.stringify(payload)),
duration: performance.now() - startTime,
usedOneTime: !!oneTimeId
};
}
// 解密
async function decryptText(encryptedData, password) {
const startTime = performance.now();
let payload;
try { payload = JSON.parse(atob(encryptedData)); } catch { throw new Error('密文格式错误'); }
if (!payload.salt || !payload.iv || !payload.ciphertext) throw new Error('密文缺少必要字段');
if (payload.oneTimeId && utils.isIdDecrypted(payload.oneTimeId)) throw new Error('此密文已被解密过');
const salt = new Uint8Array(utils.base64ToArrayBuffer(payload.salt));
const iv = new Uint8Array(utils.base64ToArrayBuffer(payload.iv));
const ciphertext = utils.base64ToArrayBuffer(payload.ciphertext);
const preset = payload.preset || document.getElementById('argonPreset').value;
const key = await deriveKey(password, salt, preset);
const plaintextBuffer = await crypto.subtle.decrypt({ name: 'AES-GCM', iv: iv }, key, ciphertext);
if (payload.oneTimeId) utils.addDecryptedId(payload.oneTimeId);
return {
text: utils.decoder.decode(plaintextBuffer),
duration: performance.now() - startTime,
usedOneTime: !!payload.oneTimeId
};
}
// 事件监听器
function setupEventListeners() {
// 加密按钮
document.getElementById('encryptBtn').addEventListener('click', async () => {
const plaintext = document.getElementById('plaintext').value.trim();
const password = document.getElementById('password').value.trim();
if (!plaintext) return utils.showStatus('请输入要加密的文本', 'warning');
if (!password) return utils.showStatus('请输入加密口令', 'warning');
const btn = document.getElementById('encryptBtn');
btn.disabled = true;
btn.innerHTML = '<span class="loading"></span> 加密中...';
try {
const { payload, duration, usedOneTime } = await encryptText(plaintext, password);
document.getElementById('output').value = payload;
utils.showStatus(`✅ 加密完成 (${duration.toFixed(0)}ms)` + (usedOneTime ? '，已启用一次性解密' : ''), 'ok');
} catch (error) {
console.error('加密失败:', error);
utils.showStatus(`加密失败: ${error.message}`, 'error');
} finally {
btn.disabled = false;
btn.innerHTML = '加密文本';
}
});
// 解密按钮
document.getElementById('decryptBtn').addEventListener('click', async () => {
const encryptedData = document.getElementById('output').value.trim();
const password = document.getElementById('password').value.trim();
if (!encryptedData) return utils.showStatus('请输入要解密的密文', 'warning');
if (!password) return utils.showStatus('请输入解密口令', 'warning');
const btn = document.getElementById('decryptBtn');
btn.disabled = true;
btn.innerHTML = '<span class="loading"></span> 解密中...';
try {
const { text, duration, usedOneTime } = await decryptText(encryptedData, password);
document.getElementById('plaintext').value = text;
utils.showStatus(`✅ 解密完成 (${duration.toFixed(0)}ms)` + (usedOneTime ? '，已标记为已解密' : ''), 'ok');
} catch (error) {
console.error('解密失败:', error);
utils.showStatus(`解密失败: ${error.message}`, 'error');
} finally {
btn.disabled = false;
btn.innerHTML = '解密文本';
}
});
// 其他按钮
document.getElementById('genBtn').addEventListener('click', () => {
const charset = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*';
const randomValues = new Uint8Array(20);
crypto.getRandomValues(randomValues);
let password = '';
for (let i = 0; i < 20; i++) password += charset[randomValues[i] % charset.length];
document.getElementById('password').value = password;
updatePasswordStrength();
utils.showStatus('✅ 已生成随机口令', 'ok');
});
document.getElementById('copyPassBtn').addEventListener('click', async () => {
const password = document.getElementById('password').value;
if (!password) return utils.showStatus('没有口令可复制', 'warning');
try {
await navigator.clipboard.writeText(password);
utils.showStatus('✅ 口令已复制', 'ok');
} catch { utils.showStatus('复制失败', 'error'); }
});
document.getElementById('copyBtn').addEventListener('click', async () => {
const output = document.getElementById('output').value;
if (!output) return utils.showStatus('没有输出可复制', 'warning');
try {
await navigator.clipboard.writeText(output);
utils.showStatus('✅ 输出已复制', 'ok');
} catch { utils.showStatus('复制失败', 'error'); }
});
document.getElementById('copyBtn2').addEventListener('click', async () => {
const output = document.getElementById('output').value;
if (!output) return utils.showStatus('没有输出可复制', 'warning');
try {
await navigator.clipboard.writeText(output);
utils.showStatus('✅ 输出已复制', 'ok');
} catch { utils.showStatus('复制失败', 'error'); }
});
document.getElementById('downloadBtn').addEventListener('click', () => {
const output = document.getElementById('output').value;
if (!output) return utils.showStatus('没有输出可下载', 'warning');
const blob = new Blob([output], { type: 'text/plain;charset=utf-8' });
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = `encrypted_${Date.now()}.txt`;
a.click();
URL.revokeObjectURL(url);
utils.showStatus('✅ 输出已下载', 'ok');
});
document.getElementById('clearTextBtn').addEventListener('click', () => {
document.getElementById('plaintext').value = '';
utils.showStatus('已清空输入文本', 'info');
});
document.getElementById('clearOutputBtn').addEventListener('click', () => {
document.getElementById('output').value = '';
utils.showStatus('已清空输出', 'info');
});
document.getElementById('sampleTextBtn').addEventListener('click', () => {
document.getElementById('plaintext').value = `这是一个加密示例文本。\n\n使用说明：\n1. 输入强口令\n2. 点击"加密文本"\n3. 发送密文\n4. 通过另一渠道告知口令`;
utils.showStatus('已加载示例文本', 'info');
});
document.getElementById('togglePassword').addEventListener('click', () => {
const passInput = document.getElementById('password');
passInput.type = passInput.type === 'password' ? 'text' : 'password';
});
document.getElementById('formatOutputBtn').addEventListener('click', () => {
const output = document.getElementById('output').value;
if (!output) return utils.showStatus('没有输出可格式化', 'warning');
try {
const parsed = JSON.parse(atob(output));
document.getElementById('output').value = btoa(JSON.stringify(parsed, null, 2));
utils.showStatus('✅ 输出已格式化', 'ok');
} catch { utils.showStatus('格式化失败', 'error'); }
});
document.getElementById('loadSodiumBtn').addEventListener('click', async () => {
const btn = document.getElementById('loadSodiumBtn');
btn.disabled = true;
btn.innerHTML = '<span class="loading"></span> 加载中...';
try {
const script = document.createElement('script');
script.src = 'https://cdn.jsdelivr.net/npm/libsodium-wrappers@0.7.10/dist/modules/libsodium-wrappers.min.js';
await new Promise((resolve, reject) => {
script.onload = resolve;
script.onerror = reject;
document.head.appendChild(script);
});
await sodium.ready;
sodiumReady = true;
updateKdfStatus();
utils.showStatus('✅ libsodium 已加载', 'ok');
} catch (error) {
console.error('加载libsodium失败:', error);
utils.showStatus('❌ 加载失败，使用PBKDF2', 'error');
} finally {
btn.disabled = false;
btn.textContent = '加载 libsodium';
}
});
document.getElementById('enableOneTime').addEventListener('change', function() {
document.getElementById('oneTimeSettings').style.display = this.checked ? 'block' : 'none';
const count = utils.getDecryptedIds().length;
if (count > 0) utils.showStatus(`已记录 ${count} 条解密记录`, 'info', 2000);
});
document.getElementById('clearRecordsBtn').addEventListener('click', () => {
utils.clearDecryptedIds();
utils.showStatus('✅ 解密记录已清除', 'ok');
});
document.getElementById('password').addEventListener('input', updatePasswordStrength);
// 键盘快捷键
document.addEventListener('keydown', (e) => {
if ((e.ctrlKey || e.metaKey) && e.key === 'Enter') {
if (document.getElementById('plaintext').value && document.getElementById('password').value) {
e.preventDefault();
document.getElementById('encryptBtn').click();
}
}
});
}
// 更新口令强度
function updatePasswordStrength() {
const password = document.getElementById('password').value;
const strength = utils.calculatePasswordStrength(password);
document.getElementById('strengthBar').style.width = `${strength.score}%`;
document.getElementById('strengthBar').style.backgroundColor = strength.color;
document.getElementById('strengthText').textContent = `口令强度: ${strength.text}`;
}
// 初始化
async function init() {
await detectSodium();
setupEventListeners();
updatePasswordStrength();
utils.showStatus('工具已准备就绪', 'ok', 2000);
}
document.addEventListener('DOMContentLoaded', init);
</script>
</body>
</html>