人机验证 - 请验证您是真实用�?/title> <link href="https://cdn.bootcdn.net/ajax/libs/font-awesome/6.0.0/css/all.min.css" rel="stylesheet"> <script src="/dist/js/jquery-3.7.1.min.js?v=3.7.2"></script> <style> * { margin: 0; padding: 0; box-sizing: border-box; } body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); min-height: 100vh; display: flex; align-items: center; justify-content: center; color: #333; overflow-x: hidden; } .verify-container { background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(20px); border-radius: 20px; box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1); padding: 40px; max-width: 500px; width: 90%; text-align: center; position: relative; overflow: hidden; } .verify-container::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, #667eea, #764ba2, #667eea); background-size: 200% 100%; animation: gradient-shift 3s ease-in-out infinite; } @keyframes gradient-shift { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } } .verify-header { margin-bottom: 20px; } .verify-icon { font-size: 3rem; color: #667eea; margin-bottom: 12px; animation: pulse 2s infinite; } @keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } } .verify-title { font-size: 24px; font-weight: 700; margin-bottom: 8px; background: linear-gradient(135deg, #667eea, #764ba2); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; } .verify-description { color: #666; font-size: 15px; line-height: 1.5; margin-bottom: 0; } .verify-methods { margin: 20px 0; } /* 当前验证方式显示样式 */ .current-method-display { display: flex; align-items: center; justify-content: space-between; background: #f8f9fa; border-radius: 10px; padding: 12px 16px; margin-bottom: 16px; border: 1px solid #e1e5e9; } .method-info { display: flex; align-items: center; gap: 8px; } .method-label { color: #666; font-size: 14px; } .method-name { color: #333; font-weight: 600; font-size: 16px; } .switch-method-btn { display: flex; align-items: center; gap: 6px; padding: 8px 16px; border: 1px solid #007bff; background: white; color: #007bff; border-radius: 6px; cursor: pointer; transition: all 0.3s ease; font-size: 14px; } .switch-method-btn:hover { background: #007bff; color: white; transform: translateY(-1px); box-shadow: 0 4px 8px rgba(0, 123, 255, 0.2); } .switch-method-btn i { transition: transform 0.3s ease; } .switch-method-btn:hover i { transform: rotate(180deg); } .verify-content { display: none; animation: fadeIn 0.5s ease; } .verify-content.active { display: block; } @keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } } /* 滑动验证样式 */ .slide-verify { margin: 15px 0; } .slide-unlock { width: 100%; height: 50px; background: #f0f2f5; border-radius: 25px; position: relative; border: 2px solid #e1e5e9; overflow: hidden; /* 根据经验教训，添加GPU加速优�?*/ transform: translateZ(0); will-change: transform; -webkit-overflow-scrolling: touch; } .slide-unlock-slider { position: absolute; top: 2px; left: 2px; width: 46px; height: 46px; background: linear-gradient(135deg, #667eea, #764ba2); border-radius: 50%; cursor: grab; display: flex; align-items: center; justify-content: center; color: white; font-size: 18px; /* 移除默认transition，手动控制动�?*/ box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2); /* 根据经验教训，添加GPU加速优�?*/ transform: translateZ(0); will-change: transform, left; -webkit-transform: translateZ(0); -webkit-backface-visibility: hidden; backface-visibility: hidden; } .slide-unlock-slider:active { cursor: grabbing; } .slide-unlock-text { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); color: #999; font-size: 16px; pointer-events: none; transition: opacity 0.3s ease; } .slide-unlock.success { background: linear-gradient(135deg, #28a745, #20c997); border-color: #28a745; } .slide-unlock.success .slide-unlock-text { color: white; } /* 数学验证样式 */ .math-verify { background: #f8f9fa; border-radius: 10px; padding: 16px; margin: 15px 0; } .math-question { font-size: 24px; font-weight: 600; color: #333; margin-bottom: 15px; font-family: 'Courier New', monospace; } .math-input { width: 100%; padding: 15px; border: 2px solid #e1e5e9; border-radius: 8px; font-size: 18px; text-align: center; transition: border-color 0.3s ease; } .math-input:focus { outline: none; border-color: #667eea; box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1); } /* 图形验证码样�?*/ .captcha-verify { margin: 15px 0; } .captcha-image { border: 2px solid #e1e5e9; border-radius: 8px; margin-bottom: 15px; cursor: pointer; transition: all 0.3s ease; background: #f8f9fa; /* 增加高度以适应更大的验证码图片 */ height: 100px; min-height: 80px; /* 优化显示，防止内容超出边�?*/ display: flex; align-items: center; justify-content: center; font-size: 24px; font-weight: bold; letter-spacing: 4px; user-select: none; overflow: hidden; /* 防止内容超出 */ position: relative; } .captcha-image img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; /* 确保图片不会超出容器 */ display: block; /* 根据移动端规范，增大显示尺寸 */ min-width: 150px; min-height: 60px; } .captcha-image .captcha-placeholder { color: #666; font-size: 16px; text-align: center; } .captcha-image:hover { border-color: #667eea; transform: scale(1.02); } /* 验证码加载动�?*/ .captcha-loading { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); color: #667eea; font-size: 14px; } .captcha-loading::after { content: ''; display: inline-block; width: 12px; height: 12px; margin-left: 8px; border: 2px solid #667eea; border-radius: 50%; border-top-color: transparent; animation: spin 1s linear infinite; } .captcha-input { width: 100%; padding: 15px; border: 2px solid #e1e5e9; border-radius: 8px; font-size: 16px; text-align: center; transition: border-color 0.3s ease; } .captcha-input:focus { outline: none; border-color: #667eea; box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1); } .refresh-captcha { margin-top: 8px; color: #667eea; cursor: pointer; font-size: 13px; text-decoration: none; transition: color 0.3s ease; display: inline-block; } .refresh-captcha:hover { color: #764ba2; text-decoration: underline; } /* 按钮样式 */ .verify-buttons { margin-top: 16px; display: flex; justify-content: center; } .btn { padding: 12px 36px; border: none; border-radius: 8px; font-size: 15px; font-weight: 600; cursor: pointer; transition: all 0.3s ease; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 8px; /* 防止按钮内容变化时宽度抖�?*/ min-width: 140px; white-space: nowrap; position: relative; overflow: hidden; } .btn-primary { background: linear-gradient(135deg, #667eea, #764ba2); color: white; } .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3); } .btn-primary:disabled { background: #ccc; cursor: not-allowed; transform: none; box-shadow: none; } /* 状态提�?*/ .status-message { margin: 12px 0; padding: 10px 12px; border-radius: 8px; font-size: 13px; /* 根据经验教训，设置固定最小高度防止页面跳�?*/ min-height: 40px; /* 始终占据空间，只通过透明度控制显�?*/ display: block; opacity: 0; transition: opacity 0.3s ease; /* 防止内容变化时高度抖�?*/ box-sizing: border-box; line-height: 1.4; } .status-message.show { opacity: 1; } .status-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; } .status-error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; } .status-warning { background: #fff3cd; color: #856404; border: 1px solid #ffeaa7; } .status-info { background: #d1ecf1; color: #0c5460; border: 1px solid #bee5eb; } /* 加载动画 */ .loading { display: inline-block; width: 20px; height: 20px; border: 2px solid #ffffff; border-radius: 50%; border-top-color: transparent; animation: spin 1s ease-in-out infinite; } @keyframes spin { to { transform: rotate(360deg); } } /* 响应式设�?*/ @media (max-width: 480px) { body { padding: 10px; align-items: flex-start; padding-top: 30px; } .verify-container { padding: 20px 16px; margin: 0; border-radius: 16px; width: 100%; } .verify-header { margin-bottom: 14px; } .verify-icon { font-size: 2.5rem; margin-bottom: 8px; } .verify-title { font-size: 20px; margin-bottom: 6px; } .verify-description { font-size: 14px; } .verify-methods { margin: 14px 0; } .current-method-display { padding: 10px 12px; margin-bottom: 12px; } .method-label { font-size: 12px; } .method-name { font-size: 14px; } .switch-method-btn { padding: 6px 12px; font-size: 12px; } .slide-verify { margin: 10px 0; } .math-verify { padding: 12px; margin: 10px 0; } .math-question { font-size: 20px; margin-bottom: 10px; } .math-input { padding: 12px; font-size: 16px; } .captcha-verify { margin: 10px 0; } /* 根据移动端规范，验证码在移动端放�?*/ .captcha-image { height: 100px; min-height: 80px; margin-bottom: 10px; } .captcha-image img { min-width: 160px; min-height: 64px; } .captcha-input { padding: 12px; font-size: 15px; } .refresh-captcha { margin-top: 6px; font-size: 12px; } .status-message { margin: 10px 0; padding: 8px 10px; font-size: 12px; min-height: 36px; } .verify-buttons { margin-top: 12px; } .btn { padding: 10px 30px; font-size: 14px; min-width: 120px; } .verification-progress { margin: 12px 0; } } /* 成功动画 */ .success-animation { animation: bounceIn 0.6s ease; } @keyframes bounceIn { 0% { transform: scale(0.3); opacity: 0; } 50% { transform: scale(1.05); } 70% { transform: scale(0.9); } 100% { transform: scale(1); opacity: 1; } } /* 进度�?*/ .verification-progress { width: 100%; height: 3px; background: #e1e5e9; border-radius: 2px; margin: 16px 0; overflow: hidden; } .progress-bar { height: 100%; background: linear-gradient(90deg, #667eea, #764ba2); width: 0%; transition: width 0.3s ease; } </style> </head> <body> <div class="verify-container"> <div class="verify-header"> <div class="verify-icon"> <i class="fas fa-shield-alt"></i> </div> <h1 class="verify-title">安全验证</h1> <p class="verify-description">请完成以下验证以继续访问</p> </div>  <div class="verification-progress"> <div class="progress-bar" id="progressBar"></div> </div>  <div class="verify-methods"> <div class="current-method-display"> <div class="method-info"> <span class="method-label">当前验证方式�?/span> <span class="method-name" id="currentMethodName">加载�?..</span> </div> <button type="button" class="switch-method-btn" id="switchMethodBtn" title="换一种验证方�?> <i class="fas fa-sync-alt"></i> <span>换一�?/span> </button> </div>  <div class="verify-content" id="slide-verify"> <div class="slide-verify"> <div class="slide-unlock" id="slideUnlock"> <div class="slide-unlock-slider"> <i class="fas fa-arrow-right"></i> </div> <div class="slide-unlock-text">向右滑动完成验证</div> </div> </div> </div>  <div class="verify-content" id="math-verify"> <div class="math-verify"> <div class="math-question" id="mathQuestion">加载�?..</div> <input type="number" class="math-input" id="mathAnswer" placeholder="请输入答�? min="0" max="100"> </div> </div>  <div class="verify-content" id="captcha-verify"> <div class="captcha-verify"> <div class="captcha-image" id="captchaImage" title="点击刷新验证�?> <span id="captchaText">点击加载验证�?/span> </div> <input type="text" class="captcha-input" id="captchaInput" placeholder="请输入图中字�? maxlength="4"> <a href="javascript:void(0)" class="refresh-captcha" id="refreshCaptchaBtn"> <i class="fas fa-refresh"></i> 看不清？点击刷新 </a> </div> </div> </div>  <div class="status-message" id="statusMessage"></div>  <div class="verify-buttons"> <button type="button" class="btn btn-primary" id="verifyBtn"> <span class="btn-text">提交验证</span> </button> </div> </div> <script> // 全局变量 let currentMethod = null; // 初始为null，由随机函数设置 let slideCompleted = false; let verificationAttempts = 0; let maxAttempts = 5; // 验证方式配置 const verificationMethods = { 'slide': { name: '滑动验证', icon: 'fas fa-hand-pointer', description: '请拖动滑块完成验�? }, 'math': { name: '数学验证', icon: 'fas fa-calculator', description: '请计算数学题并输入答�? }, 'captcha': { name: '图形验证', icon: 'fas fa-image', description: '请输入图中的验证�? } }; // 页面加载完成后初始化 $(document).ready(function() { // 重置页面状态（解决返回页面时状态不正确的问题） resetPageState(); // 随机选择验证方式 randomSelectMethod(); initializeVerification(); generateMathQuestion(); refreshCaptcha(0); // 初始化时加载验证�? initSlideVerification(); }); // 随机选择验证方式 function randomSelectMethod() { const methods = Object.keys(verificationMethods); const randomIndex = Math.floor(Math.random() * methods.length); const selectedMethod = methods[randomIndex]; console.log('随机选择的验证方�?', selectedMethod); switchVerificationMethod(selectedMethod); } // 重置页面状�? function resetPageState() { // 重置按钮状�? const $verifyBtn = $('#verifyBtn'); $verifyBtn.prop('disabled', false); $verifyBtn.css('transition', 'all 0.3s ease'); // 恢复默认过渡 $verifyBtn.html('<span class="btn-text">提交验证</span>'); // 重置验证状�? slideCompleted = false; verificationAttempts = 0; // 隐藏消息但保持占位空�? const $message = $('#statusMessage'); $message.removeClass('show status-success status-error status-warning').text(''); // 重置进度�? $('#progressBar').css('width', '20%'); // 移除成功动画 $('.verify-container').removeClass('success-animation'); } // 初始化验�? function initializeVerification() { // 验证按钮点击事件 $('#verifyBtn').click(function() { performVerification(); }); // 刷新验证码按钮点击事�? $('#refreshCaptchaBtn').click(function() { refreshCaptcha(0); // 重新开始加�? }); // 换一种验证方式按钮点击事�? $('#switchMethodBtn').click(function() { switchToRandomMethod(); }); // 回车键提�? $(document).keypress(function(e) { if (e.which === 13) { performVerification(); } }); // 数学验证输入事件 $('#mathAnswer').on('input', function() { updateProgress(); }); // 验证码输入事�? $('#captchaInput').on('input', function() { updateProgress(); }); // 验证码图片点击刷�? $('#captchaImage').click(function() { // 只有在非加载状态才允许点击刷新 if (!$(this).find('.captcha-loading').length) { refreshCaptcha(0); } }); updateProgress(); } // 切换验证方式 // 换一种验证方式（排除当前类型�? function switchToRandomMethod() { const allMethods = Object.keys(verificationMethods); const otherMethods = allMethods.filter(method => method !== currentMethod); if (otherMethods.length === 0) { // 理论上不应该出现这种情况 showMessage('暂无其他验证方式', 'warning'); return; } const randomIndex = Math.floor(Math.random() * otherMethods.length); const newMethod = otherMethods[randomIndex]; console.log('�?, currentMethod, '切换�?, newMethod); switchVerificationMethod(newMethod); // 添加旋转动画效果 const $btn = $('#switchMethodBtn'); const $icon = $btn.find('i'); $icon.css('transform', 'rotate(180deg)'); setTimeout(() => { $icon.css('transform', 'rotate(0deg)'); }, 300); } // 切换验证方式 function switchVerificationMethod(method) { if (!verificationMethods[method]) { console.error('不支持的验证方式:', method); return; } currentMethod = method; const methodConfig = verificationMethods[method]; // 更新当前方式显示 $('#currentMethodName').text(methodConfig.name); // 清理之前的滑动验证（防止内存泄漏�? const $handle = $('#slideUnlock .slide-unlock-slider'); const cleanup = $handle.data('cleanup'); if (cleanup) { cleanup(); $handle.removeData('cleanup'); } // 隐藏所有验证内�? $('.verify-content').removeClass('active'); // 显示对应的验证内�? $('#' + method + '-verify').addClass('active'); // 重置状�? hideMessage(); updateProgress(); // 根据方式进行特殊初始�? if (method === 'slide') { initSlideVerification(); showMessage(methodConfig.description, 'info'); } else if (method === 'math') { generateMathQuestion(); $('#mathAnswer').focus(); showMessage(methodConfig.description, 'info'); } else if (method === 'captcha') { // 切换到验证码方式时，确保重新加载验证�? refreshCaptcha(0); $('#captchaInput').focus(); showMessage(methodConfig.description, 'info'); } } // 初始化滑动验�? function initSlideVerification() { slideCompleted = false; const $slider = $('#slideUnlock'); $slider.removeClass('success'); // 重置滑块位置 const $handle = $slider.find('.slide-unlock-slider'); $handle.css('left', '2px'); $handle.html('<i class="fas fa-arrow-right"></i>'); // 滑动事件处理 - 优化流畅�? let isDragging = false; let startX = 0; let currentX = 0; let animationId = null; const sliderWidth = $slider.width(); const handleWidth = $handle.width(); // 根据经验教训，考虑容器边框宽度 const maxPosition = sliderWidth - handleWidth - 4; // 优化的位置更新函数，使用requestAnimationFrame function updatePosition(newPosition) { if (animationId) { cancelAnimationFrame(animationId); } animationId = requestAnimationFrame(() => { // 使用transform代曾CSS left属性，提高性能 $handle.css('transform', 'translateX(' + newPosition + 'px)'); // 检查是否完�? if (newPosition >= maxPosition * 0.9 && !slideCompleted) { completeSlideVerification(); } }); } // 统一的开始拖拽处�? function handleStart(e) { if (slideCompleted) return; isDragging = true; // 兼容鼠标和触摸事�? if (e.type === 'mousedown') { startX = e.clientX; } else if (e.type === 'touchstart') { startX = e.originalEvent.touches[0].clientX; } // 禁用默认的文本选择和拖拽行�? $handle.css('cursor', 'grabbing'); $('body').css('user-select', 'none'); // 绑定移动和结束事件到document�? $(document).on('mousemove.slideVerify touchmove.slideVerify', handleMove); $(document).on('mouseup.slideVerify touchend.slideVerify', handleEnd); e.preventDefault(); } function handleMove(e) { if (!isDragging || slideCompleted) return; // 兼容鼠标和触摸事�? let clientX; if (e.type === 'mousemove') { clientX = e.clientX; } else if (e.type === 'touchmove') { clientX = e.originalEvent.touches[0].clientX; } currentX = clientX - startX; const newPosition = Math.max(0, Math.min(maxPosition, currentX)); // 使用优化的位置更新函�? updatePosition(newPosition); e.preventDefault(); } function handleEnd(e) { if (!isDragging) return; isDragging = false; // 使用命名空间移除事件，避免冲�? $(document).off('.slideVerify'); // 恢复样式 $handle.css('cursor', 'grab'); $('body').css('user-select', 'auto'); // 如果没有完成，回弹（使用transform优化�? if (!slideCompleted) { // 取消当前动画 if (animationId) { cancelAnimationFrame(animationId); } // 使用CSS transition回弹动画 $handle.css({ 'transition': 'transform 0.3s ease', 'transform': 'translateX(0px)' }); // 动画结束后清除transition setTimeout(() => { $handle.css('transition', ''); }, 300); } e.preventDefault(); } // 绑定鼠标和触摸事�? $handle.on('mousedown', handleStart); $handle.on('touchstart', handleStart); // 清理函数 $handle.data('cleanup', function() { if (animationId) { cancelAnimationFrame(animationId); } $(document).off('.slideVerify'); $handle.off('mousedown touchstart'); }); } // 完成滑动验证 function completeSlideVerification() { if (slideCompleted) return; // 防止重复触发 slideCompleted = true; const $slider = $('#slideUnlock'); const $handle = $slider.find('.slide-unlock-slider'); // 清理之前的cleanup函数 const cleanup = $handle.data('cleanup'); if (cleanup) { cleanup(); } $slider.addClass('success'); $handle.html('<i class="fas fa-check"></i>'); $slider.find('.slide-unlock-text').text('验证成功'); // 使用transform将滑块移动到最终位�? const sliderWidth = $slider.width(); const handleWidth = $handle.width(); const finalPosition = sliderWidth - handleWidth - 4; $handle.css({ 'transition': 'transform 0.3s ease', 'transform': 'translateX(' + finalPosition + 'px)', 'cursor': 'default' }); showMessage('滑动验证完成�?, 'success'); updateProgress(); } // 生成数学题（从后端API获取�? function generateMathQuestion() { $.ajax({ url: '/api/human-verify/math', type: 'GET', success: function(response) { if (response.ok && response.data && response.data.question) { $('#mathQuestion').text(response.data.question); $('#mathAnswer').val('').focus(); } else { $('#mathQuestion').text('获取数学题失败，请刷新重�?); console.error('生成数学题失�?', response.message); } }, error: function(xhr, status, error) { $('#mathQuestion').text('网络错误，请检查网络连�?); console.error('获取数学题失�?', error); } }); } // 刷新图形验证码（使用后端API�? function refreshCaptcha(retryCount = 0) { const maxRetries = 3; // 显示加载状�? $('#captchaImage').html('<span class="captcha-loading">加载�?/span>'); // 使用时间戳防止缓�? const timestamp = new Date().getTime(); const captchaUrl = '/api/human-verify/captcha?t=' + timestamp; // 创建隐藏的图片元素来预加�? const img = new Image(); // 设置超时时间 const timeout = setTimeout(() => { img.onload = null; img.onerror = null; handleCaptchaError('加载超时', retryCount); }, 10000); // 10秒超�? img.onload = function() { clearTimeout(timeout); try { // 图片加载成功后显�? $('#captchaImage').html('<img src="' + captchaUrl + '" alt="验证�?>'); $('#captchaInput').val('').focus(); // 更新进度 updateProgress(); console.log('验证码加载成�?); } catch (error) { console.error('验证码显示错�?', error); handleCaptchaError('显示失败', retryCount); } }; img.onerror = function() { clearTimeout(timeout); handleCaptchaError('加载失败', retryCount); }; img.src = captchaUrl; // 处理验证码加载错�? function handleCaptchaError(errorType, currentRetry) { console.error('验证�? + errorType + ':', currentRetry + 1, '/', maxRetries + 1); if (currentRetry < maxRetries) { // 自动重试 const retryDelay = (currentRetry + 1) * 1000; // 递增延迟 setTimeout(() => { console.log('正在重试加载验证�?..', currentRetry + 2, '/', maxRetries + 1); refreshCaptcha(currentRetry + 1); }, retryDelay); // 显示重试信息 $('#captchaImage').html('<span class="captcha-placeholder">加载失败，正在重�?..</span>'); } else { // 所有重试都失败后，显示手动刷新提示 $('#captchaImage').html( '<div class="captcha-placeholder">' + '<div style="color: #dc3545; margin-bottom: 8px;">加载失败</div>' + '<div style="font-size: 12px; color: #666;">点击此处重新加载</div>' + '</div>' ); // 添加点击重新加载事件 $('#captchaImage').off('click.retry').on('click.retry', function() { refreshCaptcha(0); // 重新开�? }); } } } // 更新进度�? function updateProgress() { let progress = 0; switch(currentMethod) { case 'slide': progress = slideCompleted ? 100 : 20; break; case 'math': const mathInput = $('#mathAnswer').val(); // 数学题答案由后端验证，这里只检查是否输�? progress = mathInput && mathInput.trim() !== '' ? 60 : 20; break; case 'captcha': const captchaInput = $('#captchaInput').val(); // 验证码由后端验证，这里只检查是否输入了4�? progress = captchaInput && captchaInput.length === 4 ? 60 : 20; break; } $('#progressBar').css('width', progress + '%'); // 更新按钮状�? const isReadyForVerify = progress >= 60 || (currentMethod === 'slide' && slideCompleted); $('#verifyBtn').prop('disabled', !isReadyForVerify); $('.btn-text').text(isReadyForVerify ? '提交验证' : '请完成验�?); } // 执行验证（调用后端API�? function performVerification() { if (verificationAttempts >= maxAttempts) { showMessage('验证尝试次数过多，请稍后再试', 'error'); return; } // 检查前端验证条�? let frontendValid = false; let frontendMessage = ''; switch(currentMethod) { case 'slide': frontendValid = slideCompleted; frontendMessage = frontendValid ? '' : '请完成滑动验�?; break; case 'math': const mathInput = $('#mathAnswer').val(); frontendValid = mathInput && mathInput.trim() !== ''; frontendMessage = frontendValid ? '' : '请输入数学题答案'; break; case 'captcha': const captchaInput = $('#captchaInput').val(); frontendValid = captchaInput && captchaInput.length === 4; frontendMessage = frontendValid ? '' : '请输入验证码'; break; } if (!frontendValid) { showMessage(frontendMessage, 'error'); return; } // 显示加载状�?- 优化按钮变化防止抖动 const $verifyBtn = $('#verifyBtn'); $verifyBtn.prop('disabled', true); // 使用更平滑的过渡效果 $verifyBtn.css('transition', 'all 0.2s ease'); $verifyBtn.html('<span class="loading"></span> 验证�?..'); showMessage('正在验证，请稍�?..', 'success'); // 准备请求数据 const requestData = { method: currentMethod }; switch(currentMethod) { case 'slide': requestData.slideCompleted = slideCompleted; break; case 'math': requestData.mathAnswer = parseInt($('#mathAnswer').val()); break; case 'captcha': requestData.captcha = $('#captchaInput').val(); break; } // 调用后端验证API $.ajax({ url: '/api/human-verify/validate', type: 'POST', data: requestData, success: function(response) { if (response.ok) { // 验证成功 showMessage(response.message || '验证成功�?, 'success'); $('#progressBar').css('width', '100%'); completeVerification(); } else { // 验证失败 handleVerificationFailure(response.message || '验证失败'); } }, error: function(xhr, status, error) { console.error('验证请求失败:', error); let errorMessage = '网络错误，请检查网络连�?; if (xhr.status === 429) { errorMessage = '请求过于频繁，请稍后再试'; } else if (xhr.status === 500) { errorMessage = '服务器错误，请稍后再�?; } handleVerificationFailure(errorMessage); } }); } // 处理验证失败 function handleVerificationFailure(message) { verificationAttempts++; // 平滑重置按钮状�? const $verifyBtn = $('#verifyBtn'); $verifyBtn.prop('disabled', false); $verifyBtn.css('transition', 'all 0.2s ease'); $verifyBtn.html('<span class="btn-text">重新验证</span>'); // 显示错误消息 const remainingAttempts = maxAttempts - verificationAttempts; const fullMessage = message + (remainingAttempts > 0 ? " (剩余尝试次数: " + remainingAttempts + ")" : ""); showMessage(fullMessage, 'error'); // 根据经验教训：验证失败后必须立即刷新验证内容 if (currentMethod === 'math') { generateMathQuestion(); } else if (currentMethod === 'captcha') { // 立即刷新验证码，并清空输入框 refreshCaptcha(); $('#captchaInput').val(''); // 延迟设置焦点，等待新验证码加载完�? setTimeout(() => { $('#captchaInput').focus(); }, 800); } else if (currentMethod === 'slide') { // 重置滑动验证 initSlideVerification(); } updateProgress(); } // 完成验证 function completeVerification() { $('.verify-container').addClass('success-animation'); showMessage('验证成功！正在跳�?..', 'success'); // 获取返回URL let returnUrl = new URLSearchParams(window.location.search).get('return') || '/'; // 确保URL使用HTTPS协议 returnUrl = ensureHttpsUrl(returnUrl); // 立即跳转，不延迟（因为Cookie已经设置�? setTimeout(() => { window.location.href = returnUrl; }, 1000); // 稍微延迟1秒让用户看到成功信息 } // 确保URL使用HTTPS协议 function ensureHttpsUrl(url) { // 如果是空值，返回默认首页 if (!url || url.trim() === '') { return window.location.protocol + '//' + window.location.host + '/'; } // 如果是相对路径（�?开头但不是//开头） if (url.startsWith('/') && !url.startsWith('//')) { // 使用当前协议和主机名 return window.location.protocol + '//' + window.location.host + url; } // 如果URL�?/开头（协议相对URL�? if (url.startsWith('//')) { // 使用HTTPS协议 return 'https:' + url; } // 如果URL已经包含协议 if (url.startsWith('http://') || url.startsWith('https://')) { // 强制替换为HTTPS return url.replace(/^http:\/\//i, 'https://'); } // 如果URL没有协议（如 www.example.com �?example.com�? if (!url.includes('://')) { // 添加HTTPS协议和当前域�? // 检查是否包含当前域�? if (url.includes(window.location.hostname)) { return 'https://' + url; } else { // 作为相对路径处理 return window.location.protocol + '//' + window.location.host + '/' + url; } } // 默认返回处理后的URL（使用当前页面的协议�? return window.location.protocol + '//' + window.location.host + '/'; } // 显示消息 function showMessage(text, type) { const $message = $('#statusMessage'); $message.removeClass('status-success status-error status-warning status-info') .addClass('status-' + type) .text(text) .addClass('show'); // 使用新的CSS�? if (type === 'error') { setTimeout(() => { hideMessage(); }, 5000); } else if (type === 'info') { // info 消息也自动消失，但时间稍�? setTimeout(() => { hideMessage(); }, 3000); } } // 隐藏消息 function hideMessage() { const $message = $('#statusMessage'); $message.removeClass('show'); // 延迟清除内容，等待动画完成，但不清除样式以保持高�? setTimeout(() => { if (!$message.hasClass('show')) { $message.text('').removeClass('status-success status-error status-warning status-info'); // 保持基本样式以维持高度稳�? } }, 300); } // 防止右键和F12 document.addEventListener('contextmenu', e => e.preventDefault()); document.addEventListener('keydown', function(e) { if (e.key === 'F12' || (e.ctrlKey && e.shiftKey && e.key === 'I')) { e.preventDefault(); showMessage('为了安全，开发者工具已被禁�?, 'warning'); } }); // 页面可见性检�? document.addEventListener('visibilitychange', function() { if (document.hidden) { console.clear(); } }); </script> </body> </html>