<?php /** * RQpe!jWW * S+TSEO0'`vc0~gSpencI{RR */ require_once __DIR__ . '/config.php'; /** * JSONT^Qpe */ function respond_json($data, int $status = 200): void { http_response_code($status); header('Content-Type: application/json; charset=utf-8'); echo json_encode($data, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES); exit; } /** * SJSONeN */ function get_json_file(string $path, $default = []) { if (!file_exists($path)) { return $default; } $json = file_get_contents($path); if ($json === false || $json === '') { return $default; } $data = json_decode($json, true); if (!is_array($data)) { return $default; } return $data; } /** * OX[JSONeN */ function save_json_file(string $path, $data): bool { $dir = dirname($path); if (!is_dir($dir)) { @mkdir($dir, 0775, true); } $json = json_encode($data, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT); return file_put_contents($path, $json) !== false; } /** * hg{tXT{vU_r` */ function is_admin_logged_in(): bool { global $ADMIN; return !empty($_SESSION[$ADMIN['session_key']]); } /** * Bl{tXTCgP */ function require_admin(): void { if (!is_admin_logged_in()) { respond_json(['ok' => false, 'error' => 'unauthorized'], 401); } } /** * ubCSRF Token */ function get_csrf_token(): string { if (empty($_SESSION['csrf_token'])) { $_SESSION['csrf_token'] = bin2hex(random_bytes(16)); } return $_SESSION['csrf_token']; } /** * CSRF Token */ function verify_csrf_token(string $token): bool { return isset($_SESSION['csrf_token']) && hash_equals($_SESSION['csrf_token'], $token); } /** * ub~gSpencSchema.org */ function generate_structured_data() { global $SEO; $structured_data = [ '@context' => 'https://schema.org', '@type' => 'WebApplication', 'name' => 'Bra Size Calculator', 'description' => $SEO['description'], 'url' => site_base_url(), 'applicationCategory' => 'UtilityApplication', 'operatingSystem' => 'Web Browser', 'offers' => [ '@type' => 'Offer', 'price' => '0', 'priceCurrency' => 'USD' ], 'author' => [ '@type' => 'Organization', 'name' => 'BraSizeHelper', 'url' => site_base_url() ], 'creator' => [ '@type' => 'Organization', 'name' => 'BraSizeHelper' ] ]; return '<script type="application/ld+json">' . json_encode($structured_data, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT) . '</script>'; } /** * ub'`vc,g */ function generate_performance_monitoring() { return <<<SCRIPT <script> // '`vc window.addEventListener('load', function() { if ('performance' in window) { const perfData = performance.getEntriesByType('navigation')[0]; const loadTime = perfData.loadEventEnd - perfData.loadEventStart; const domContentLoaded = perfData.domContentLoadedEventEnd - perfData.domContentLoadedEventStart; // S'`penc0RRg gRS if (typeof gtag !== 'undefined') { gtag('event', 'timing_complete', { name: 'load', value: Math.round(loadTime) }); } // c6RSQ'`Oo` console.log('ubR}e:', Math.round(loadTime), 'ms'); console.log('DOMQ[R}e:', Math.round(domContentLoaded), 'ms'); // YgR}eǏ U_fJT if (loadTime > 3000) { console.warn('ubR}eǏ:', Math.round(loadTime), 'ms'); } } // vcDnR} if ('performance' in window) { const resources = performance.getEntriesByType('resource'); let totalSize = 0; resources.forEach(resource => { if (resource.transferSize) { totalSize += resource.transferSize; } }); console.log(';`Dn'Y\:', Math.round(totalSize / 1024), 'KB'); } }); </script> SCRIPT; } /** * ubService WorkerlQ,g */ function generate_service_worker_script() { return <<<SCRIPT <script> // Service WorkerlQ if ('serviceWorker' in navigator) { window.addEventListener('load', function() { navigator.serviceWorker.register('/sw.js') .then(function(registration) { console.log('Service WorkerlQbR:', registration.scope); }) .catch(function(error) { console.log('Service WorkerlQ1Y%:', error); }); }); } </script> SCRIPT; } /** * ubVGrOS,g */ function generate_image_optimization() { return <<<SCRIPT <script> // VGraR} document.addEventListener('DOMContentLoaded', function() { const images = document.querySelectorAll('img[data-src]'); if (images.length > 0) { const imageObserver = new IntersectionObserver((entries, observer) => { entries.forEach(entry => { if (entry.isIntersecting) { const img = entry.target; img.src = img.dataset.src; img.classList.remove('lazy'); imageObserver.unobserve(img); } }); }); images.forEach(img => imageObserver.observe(img)); } }); // VGrR}Yt document.addEventListener('error', function(e) { if (e.target.tagName === 'IMG') { e.target.style.display = 'none'; console.warn('VGrR}1Y%:', e.target.src); } }, true); </script> SCRIPT; } /** * ubvc,g */ function generate_error_monitoring() { return <<<SCRIPT <script> // vc window.addEventListener('error', function(e) { console.error('JavaScript:', e.error); // S0RRg gRS if (typeof gtag !== 'undefined') { gtag('event', 'exception', { description: e.error?.message || e.message, fatal: false }); } }); window.addEventListener('unhandledrejection', function(e) { console.error('*gYtvPromiseb~:', e.reason); // S0RRg gRS if (typeof gtag !== 'undefined') { gtag('event', 'exception', { description: e.reason?.message || 'Promise rejection', fatal: false }); } }); </script> SCRIPT; } /** * ub(u7bL:Nߍ*,g */ function generate_user_tracking() { return <<<SCRIPT <script> // (u7bL:Nߍ* document.addEventListener('DOMContentLoaded', function() { // ߍ*pQNN document.addEventListener('click', function(e) { const target = e.target.closest('a, button, [data-track]'); if (target && typeof gtag !== 'undefined') { const trackData = target.dataset.track || target.textContent.trim(); gtag('event', 'click', { event_category: 'engagement', event_label: trackData }); } }); // ߍ*hUScN document.addEventListener('submit', function(e) { if (typeof gtag !== 'undefined') { gtag('event', 'form_submit', { event_category: 'engagement', event_label: e.target.action || 'form' }); } }); // ߍ*nRm^ let maxScroll = 0; window.addEventListener('scroll', function() { const scrollPercent = Math.round((window.scrollY / (document.body.scrollHeight - window.innerHeight)) * 100); if (scrollPercent > maxScroll) { maxScroll = scrollPercent; if (maxScroll % 25 === 0 && typeof gtag !== 'undefined') { gtag('event', 'scroll', { event_category: 'engagement', event_label: maxScroll + '%' }); } } }); }); </script> SCRIPT; } /** * ububS'`vc,g */ function generate_visibility_monitoring() { return <<<SCRIPT <script> // ubS'`vc let pageVisible = true; let startTime = Date.now(); document.addEventListener('visibilitychange', function() { if (document.hidden) { pageVisible = false; } else { pageVisible = true; startTime = Date.now(); } }); // ubxS}eSpenc window.addEventListener('beforeunload', function() { if (typeof gtag !== 'undefined' && pageVisible) { const timeOnPage = Math.round((Date.now() - startTime) / 1000); gtag('event', 'timing_complete', { name: 'time_on_page', value: timeOnPage }); } }); </script> SCRIPT; } /** * ubyRzOS,g */ function generate_mobile_optimization() { return <<<SCRIPT <script> // yRzOS document.addEventListener('DOMContentLoaded', function() { // hKmyRY const isMobile = /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent); if (isMobile) { // mRyRz{| T document.body.classList.add('mobile-device'); // OSxdNN document.addEventListener('touchstart', function() {}, {passive: true}); document.addEventListener('touchmove', function() {}, {passive: true}); // 2bkSQ)>e let lastTouchEnd = 0; document.addEventListener('touchend', function(event) { const now = (new Date()).getTime(); if (now - lastTouchEnd <= 300) { event.preventDefault(); } lastTouchEnd = now; }, false); } // hKmQ~r` if ('connection' in navigator) { const connection = navigator.connection; if (connection.effectiveType === 'slow-2g' || connection.effectiveType === '2g') { document.body.classList.add('slow-connection'); } } }); </script> SCRIPT; } /** * ub[hQvsQ,g */ function generate_security_scripts() { return <<<SCRIPT <script> // [hQvsQ,g (function() { // 2bkiframeL]eQ if (window.self !== window.top) { window.top.location = window.self.location; } // 2bkXSS;eQ function sanitizeInput(input) { const div = document.createElement('div'); div.textContent = input; return div.innerHTML; } // hQ@\f2ntQpe window.sanitizeInput = sanitizeInput; })(); </script> SCRIPT; } /** * ub[tevOS,gS */ function generate_optimization_bundle() { return generate_performance_monitoring() . generate_service_worker_script() . generate_image_optimization() . generate_error_monitoring() . generate_user_tracking() . generate_visibility_monitoring() . generate_mobile_optimization() . generate_security_scripts(); } ?> Free Bra Size Calculator | Find Your Perfect Fit in Inches

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BraSizeCalculator
Women's lingerie

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Get accurate measurements in seconds with our professional bra size calculator.

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Bra Size Calculator

Get your perfect bra size in just a few simple steps. Choose between our Quick Fit and Professional measurements.

cm

Measure around your chest just under your breasts. Keep the tape horizontal and comfortable.

cm

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About Our Bra Size Calculator

Our mission is to help every woman find the perfect-fitting bra. We believe that accurate sizing is the foundation of comfort, confidence, and breast health.

Our calculator is based on industry-standard measurements and has been refined through years of user feedback. We work with bra experts and manufacturers to ensure our recommendations are accurate and up-to-date.

Accurate

Based on professional measurements and industry standards

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Dr. Jane Smith

Dr. Jane Smith

Bra Fitting Specialist

"Our calculator is the most accurate tool I've seen for helping women find their true size. The professional measurement option is particularly impressive."

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