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Fix slow loading: block eclipse.org cookie consent resources that cause timeouts
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+177
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4 files changed

+177
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‎supplemental-ui/css/performance-fixes.css‎

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/* Block eclipse.org external resources to improve site loading speed */
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/* Hide cookie consent UI elements */
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.cookie-consent,
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.cookieconsent,
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.cc-window,
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.cc-banner,
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[class*="cookie"],
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[id*="cookie"] {
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display: none !important;
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visibility: hidden !important;
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opacity: 0 !important;
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pointer-events: none !important;
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}
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/* Improve loading performance by hiding elements that depend on external resources */
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body::before {
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content: "";
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display: block;
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position: fixed;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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background: transparent;
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z-index: -1;
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/* This ensures the page renders immediately without waiting for external resources */
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}

‎supplemental-ui/js/performance-blocker.js‎

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// Performance optimization: Block slow external eclipse.org resources
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(function() {
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'use strict';
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// Block eclipse.org cookie consent requests immediately
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const blockedDomains = [
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'www.eclipse.org/eclipse.org-common/themes/solstice/public/stylesheets/vendor/cookieconsent/',
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'www.eclipse.org/eclipse.org-common/themes/solstice/public/javascript/vendor/cookieconsent/'
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];
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// Override fetch to block requests
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const originalFetch = window.fetch;
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window.fetch = function(url, options) {
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const urlString = url.toString();
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if (blockedDomains.some(domain => urlString.includes(domain))) {
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console.log('Blocked slow external request:', urlString);
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return Promise.reject(new Error('Blocked for performance'));
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}
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return originalFetch.apply(this, arguments);
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};
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// Override XMLHttpRequest
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const originalXMLHttpRequest = window.XMLHttpRequest;
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window.XMLHttpRequest = function() {
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const xhr = new originalXMLHttpRequest();
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const originalOpen = xhr.open;
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xhr.open = function(method, url) {
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const urlString = url.toString();
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if (blockedDomains.some(domain => urlString.includes(domain))) {
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console.log('Blocked slow XHR request:', urlString);
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return; // Don't open the request
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}
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return originalOpen.apply(this, arguments);
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};
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return xhr;
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};
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// Remove existing elements immediately if they exist
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document.addEventListener('DOMContentLoaded', function() {
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// Remove cookie consent links
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const cookieLinks = document.querySelectorAll('link[href*="eclipse.org"][href*="cookieconsent"]');
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cookieLinks.forEach(link => {
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console.log('Removing eclipse.org cookie consent CSS:', link.href);
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link.remove();
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});
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// Remove cookie consent scripts
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const cookieScripts = document.querySelectorAll('script[src*="eclipse.org"][src*="cookieconsent"]');
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cookieScripts.forEach(script => {
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console.log('Removing eclipse.org cookie consent JS:', script.src);
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script.remove();
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});
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});
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// Early removal - check immediately
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if (document.readyState === 'loading') {
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const observer = new MutationObserver(function(mutations) {
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mutations.forEach(function(mutation) {
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mutation.addedNodes.forEach(function(node) {
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if (node.nodeType === 1) { // Element node
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if (node.tagName === 'LINK' && node.href && node.href.includes('eclipse.org') && node.href.includes('cookieconsent')) {
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console.log('Blocked cookie consent CSS from loading:', node.href);
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node.remove();
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}
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if (node.tagName === 'SCRIPT' && node.src && node.src.includes('eclipse.org') && node.src.includes('cookieconsent')) {
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console.log('Blocked cookie consent JS from loading:', node.src);
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node.remove();
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}
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}
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});
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});
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});
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observer.observe(document.documentElement, {
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childList: true,
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subtree: true
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});
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// Stop observing after page load
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window.addEventListener('load', function() {
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observer.disconnect();
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});
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}
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})();

‎supplemental-ui/partials/head-meta.hbs‎

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{{!-- Early performance blocker script - load first to block slow external resources --}}
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<script src="{{{uiRootPath}}}/js/performance-blocker.js"></script>
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{{!-- Performance fixes to block slow external resources --}}
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<link rel="stylesheet" href="{{{uiRootPath}}}/css/performance-fixes.css">
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{{!-- Force PDF downloads instead of opening in browser --}}
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<script>
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document.addEventListener('DOMContentLoaded', function() {
@@ -15,6 +21,52 @@
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});
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</script>
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{{!-- Performance fixes to block slow external resources --}}
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<link rel="stylesheet" href="{{{uiRootPath}}}/css/performance-fixes.css">
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{{!-- Block external eclipse.org cookie consent resources to prevent slow loading --}}
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<style>
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/* Hide any cookie consent elements that might be added */
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.cookie-consent, .cookieconsent, [class*="cookie"] {
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display: none !important;
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}
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</style>
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<script>
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// Override/disable any eclipse.org external script loading
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document.addEventListener('DOMContentLoaded', function() {
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// Remove any existing cookie consent links and scripts
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const cookieLinks = document.querySelectorAll('link[href*="eclipse.org"][href*="cookieconsent"]');
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cookieLinks.forEach(link => {
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console.log('Removing slow-loading eclipse.org cookie consent CSS:', link.href);
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link.remove();
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});
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const cookieScripts = document.querySelectorAll('script[src*="eclipse.org"][src*="cookieconsent"]');
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cookieScripts.forEach(script => {
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console.log('Removing slow-loading eclipse.org cookie consent JS:', script.src);
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script.remove();
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});
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// Prevent new cookie consent scripts from loading
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const originalCreateElement = document.createElement;
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document.createElement = function(tagName) {
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const element = originalCreateElement.call(document, tagName);
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if (tagName.toLowerCase() === 'script') {
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const originalSetAttribute = element.setAttribute;
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element.setAttribute = function(name, value) {
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if (name === 'src' && value && value.includes('eclipse.org') && value.includes('cookieconsent')) {
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console.log('Blocked slow-loading eclipse.org cookie consent script:', value);
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return; // Don't set the src attribute
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}
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return originalSetAttribute.call(this, name, value);
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};
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}
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return element;
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};
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});
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</script>
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{{!-- Favicons --}}
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<link rel="icon" href="{{{uiRootPath}}}/img/favicon.svg" type="image/svg+xml">
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<link rel="alternate icon" href="{{{uiRootPath}}}/img/favicon.png" type="image/png">

‎test-pdf-download.sh‎

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echo "✅ Site directory exists"
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# Check if PDF exists in assembler location
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# Check if PDF exists in assembler location (could be index.pdf or microprofile-tutorial.pdf)
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PDF_FOUND=false
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if [ -f "build/assembler/microprofile-tutorial/6.1/microprofile-tutorial.pdf" ]; then
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echo "✅ PDF found in assembler location"
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echo "✅ PDF found in assembler location: microprofile-tutorial.pdf"
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PDF_SIZE=$(stat -f%z "build/assembler/microprofile-tutorial/6.1/microprofile-tutorial.pdf" 2>/dev/null || stat -c%s "build/assembler/microprofile-tutorial/6.1/microprofile-tutorial.pdf")
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echo " Size: ${PDF_SIZE} bytes"
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PDF_FOUND=true
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elif [ -f "build/assembler/microprofile-tutorial/6.1/_exports/index.pdf" ]; then
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echo "✅ PDF found in assembler/_exports location: index.pdf"
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PDF_SIZE=$(stat -f%z "build/assembler/microprofile-tutorial/6.1/_exports/index.pdf" 2>/dev/null || stat -c%s "build/assembler/microprofile-tutorial/6.1/_exports/index.pdf")
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echo " Size: ${PDF_SIZE} bytes"
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PDF_FOUND=true
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else
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echo "❌ PDF not found in assembler location"
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echo " Looking for PDF files:"
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find . -name "*.pdf" -type f 2>/dev/null || echo " No PDF files found"
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fi
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# Check if PDF exists in site location (where download link points)

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