🔨 Handle external links target=_blank and CSS automatically in JS and CSS#1799

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tiangolo merged 1 commit into from
Mar 5, 2026
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🔨 Handle external links target=_blank and CSS automatically in JS and CSS #1799

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76 changes: 64 additions & 12 deletions docs/css/custom.css
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -27,18 +27,70 @@
display: none;
}

a.external-link::after {
/* \00A0 is a non-breaking space
to make the mark be on the same line as the link
*/
content: "\00A0[↪]";
}

a.internal-link::after {
/* \00A0 is a non-breaking space
to make the mark be on the same line as the link
*/
content: "\00A0↪";
/* External links: detected by JS comparing origin to site origin
JS sets data-external-link on links pointing outside the site
Skip image links, .no-link-icon, and .announce-link */
a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
/* For right to left languages */
direction: ltr;
display: inline-block;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
content: "";
display: inline-block;
width: 0.75em;
height: 0.75em;
margin-left: 0.25em;
vertical-align: middle;
opacity: 0.55;
background: currentColor;
-webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
-webkit-mask-size: contain;
-webkit-mask-repeat: no-repeat;
mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
mask-size: contain;
mask-repeat: no-repeat;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
opacity: 0.85;
}

/* Internal links opening in new tab: same-origin links with target=_blank
JS sets data-internal-link on links pointing to the same site origin
Skip image links, .no-link-icon, and .announce-link */
a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
/* For right to left languages */
direction: ltr;
display: inline-block;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
content: "";
display: inline-block;
width: 0.75em;
height: 0.75em;
margin-left: 0.25em;
vertical-align: middle;
opacity: 0.55;
background: currentColor;
-webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
-webkit-mask-size: contain;
-webkit-mask-repeat: no-repeat;
mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
mask-size: contain;
mask-repeat: no-repeat;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
opacity: 0.85;
}

/* Disable link icons in footer and header nav */
.md-footer a::after,
.md-header a::after {
content: none !important;
}

.shadow {
Expand Down
30 changes: 29 additions & 1 deletion docs/js/custom.js
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -109,8 +109,36 @@ function setupTermynal() {
loadVisibleTermynals();
}

function openLinksInNewTab() {
const siteUrl = document.querySelector("link[rel='canonical']")?.href
|| window.location.origin;
const siteOrigin = new URL(siteUrl).origin;
document.querySelectorAll(".md-content a[href]").forEach(a => {
if (a.getAttribute("target") === "_self") return;
const href = a.getAttribute("href");
if (!href) return;
try {
const url = new URL(href, window.location.href);
// Skip same-page anchor links (only the hash differs)
if (url.origin === window.location.origin
&& url.pathname === window.location.pathname
&& url.search === window.location.search) return;
if (!a.hasAttribute("target")) {
a.setAttribute("target", "_blank");
a.setAttribute("rel", "noopener");
}
if (url.origin !== siteOrigin) {
a.dataset.externalLink = "";
} else {
a.dataset.internalLink = "";
}
} catch (_) {}
});
}

async function main() {
setupTermynal()
setupTermynal();
openLinksInNewTab();
}

document$.subscribe(() => {
Expand Down
, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

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🔨 Handle external links target=_blank and CSS automatically in JS and CSS#1799

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to your account

 Merged

tiangolo
merged 1 commit into

from

Mar 5, 2026
 Merged


🔨 Handle external links target=_blank and CSS automatically in JS and CSS
#1799
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76 changes: 64 additions & 12 deletions
docs/css/custom.css

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -27,18 +27,70 @@
 display: none;
}

a.external-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0[↪]";
}

a.internal-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0↪";
/* External links: detected by JS comparing origin to site origin
 JS sets data-external-link on links pointing outside the site
 Skip image links, .no-link-icon, and .announce-link */
a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Internal links opening in new tab: same-origin links with target=_blank
 JS sets data-internal-link on links pointing to the same site origin
 Skip image links, .no-link-icon, and .announce-link */
a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Disable link icons in footer and header nav */
.md-footer a::after,
.md-header a::after {
 content: none !important;
}

.shadow {
Expand Down

30 changes: 29 additions & 1 deletion
docs/js/custom.js

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -109,8 +109,36 @@ function setupTermynal() {
 loadVisibleTermynals();
}

function openLinksInNewTab() {
 const siteUrl = document.querySelector("link[rel='canonical']")?.href
 || window.location.origin;
 const siteOrigin = new URL(siteUrl).origin;
 document.querySelectorAll(".md-content a[href]").forEach(a => {
 if (a.getAttribute("target") === "_self") return;
 const href = a.getAttribute("href");
 if (!href) return;
 try {
 const url = new URL(href, window.location.href);
 // Skip same-page anchor links (only the hash differs)
 if (url.origin === window.location.origin
 && url.pathname === window.location.pathname
 && url.search === window.location.search) return;
 if (!a.hasAttribute("target")) {
 a.setAttribute("target", "_blank");
 a.setAttribute("rel", "noopener");
 }
 if (url.origin !== siteOrigin) {
 a.dataset.externalLink = "";
 } else {
 a.dataset.internalLink = "";
 }
 } catch (_) {}
 });
}

async function main() {
 setupTermynal()
 setupTermynal();
 openLinksInNewTab();
}

document$.subscribe(() => {
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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🔨 Handle external links target=_blank and CSS automatically in JS and CSS#1799

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to your account

 Merged

tiangolo
merged 1 commit into

from

Mar 5, 2026
 Merged


🔨 Handle external links target=_blank and CSS automatically in JS and CSS
#1799
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76 changes: 64 additions & 12 deletions
docs/css/custom.css

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -27,18 +27,70 @@
 display: none;
}

a.external-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0[↪]";
}

a.internal-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0↪";
/* External links: detected by JS comparing origin to site origin
 JS sets data-external-link on links pointing outside the site
 Skip image links, .no-link-icon, and .announce-link */
a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Internal links opening in new tab: same-origin links with target=_blank
 JS sets data-internal-link on links pointing to the same site origin
 Skip image links, .no-link-icon, and .announce-link */
a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Disable link icons in footer and header nav */
.md-footer a::after,
.md-header a::after {
 content: none !important;
}

.shadow {
Expand Down

30 changes: 29 additions & 1 deletion
docs/js/custom.js

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -109,8 +109,36 @@ function setupTermynal() {
 loadVisibleTermynals();
}

function openLinksInNewTab() {
 const siteUrl = document.querySelector("link[rel='canonical']")?.href
 || window.location.origin;
 const siteOrigin = new URL(siteUrl).origin;
 document.querySelectorAll(".md-content a[href]").forEach(a => {
 if (a.getAttribute("target") === "_self") return;
 const href = a.getAttribute("href");
 if (!href) return;
 try {
 const url = new URL(href, window.location.href);
 // Skip same-page anchor links (only the hash differs)
 if (url.origin === window.location.origin
 && url.pathname === window.location.pathname
 && url.search === window.location.search) return;
 if (!a.hasAttribute("target")) {
 a.setAttribute("target", "_blank");
 a.setAttribute("rel", "noopener");
 }
 if (url.origin !== siteOrigin) {
 a.dataset.externalLink = "";
 } else {
 a.dataset.internalLink = "";
 }
 } catch (_) {}
 });
}

async function main() {
 setupTermynal()
 setupTermynal();
 openLinksInNewTab();
}

document$.subscribe(() => {
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
🔨 Handle external links target=_blank and CSS automatically in JS and CSS#1799

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

 Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and
privacy statement. We’ll occasionally send you account related emails.

Already on GitHub?
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to your account

 Merged

tiangolo
merged 1 commit into

from

Mar 5, 2026
 Merged


🔨 Handle external links target=_blank and CSS automatically in JS and CSS
#1799
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76 changes: 64 additions & 12 deletions
docs/css/custom.css

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -27,18 +27,70 @@
 display: none;
}

a.external-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0[↪]";
}

a.internal-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0↪";
/* External links: detected by JS comparing origin to site origin
 JS sets data-external-link on links pointing outside the site
 Skip image links, .no-link-icon, and .announce-link */
a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Internal links opening in new tab: same-origin links with target=_blank
 JS sets data-internal-link on links pointing to the same site origin
 Skip image links, .no-link-icon, and .announce-link */
a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Disable link icons in footer and header nav */
.md-footer a::after,
.md-header a::after {
 content: none !important;
}

.shadow {
Expand Down

30 changes: 29 additions & 1 deletion
docs/js/custom.js

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -109,8 +109,36 @@ function setupTermynal() {
 loadVisibleTermynals();
}

function openLinksInNewTab() {
 const siteUrl = document.querySelector("link[rel='canonical']")?.href
 || window.location.origin;
 const siteOrigin = new URL(siteUrl).origin;
 document.querySelectorAll(".md-content a[href]").forEach(a => {
 if (a.getAttribute("target") === "_self") return;
 const href = a.getAttribute("href");
 if (!href) return;
 try {
 const url = new URL(href, window.location.href);
 // Skip same-page anchor links (only the hash differs)
 if (url.origin === window.location.origin
 && url.pathname === window.location.pathname
 && url.search === window.location.search) return;
 if (!a.hasAttribute("target")) {
 a.setAttribute("target", "_blank");
 a.setAttribute("rel", "noopener");
 }
 if (url.origin !== siteOrigin) {
 a.dataset.externalLink = "";
 } else {
 a.dataset.internalLink = "";
 }
 } catch (_) {}
 });
}

async function main() {
 setupTermynal()
 setupTermynal();
 openLinksInNewTab();
}

document$.subscribe(() => {
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

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🔨 Handle external links target=_blank and CSS automatically in JS and CSS#1799

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 Merged

tiangolo
merged 1 commit into

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Mar 5, 2026
 Merged


🔨 Handle external links target=_blank and CSS automatically in JS and CSS
#1799
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76 changes: 64 additions & 12 deletions
docs/css/custom.css

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -27,18 +27,70 @@
 display: none;
}

a.external-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0[↪]";
}

a.internal-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0↪";
/* External links: detected by JS comparing origin to site origin
 JS sets data-external-link on links pointing outside the site
 Skip image links, .no-link-icon, and .announce-link */
a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Internal links opening in new tab: same-origin links with target=_blank
 JS sets data-internal-link on links pointing to the same site origin
 Skip image links, .no-link-icon, and .announce-link */
a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Disable link icons in footer and header nav */
.md-footer a::after,
.md-header a::after {
 content: none !important;
}

.shadow {
Expand Down

30 changes: 29 additions & 1 deletion
docs/js/custom.js

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -109,8 +109,36 @@ function setupTermynal() {
 loadVisibleTermynals();
}

function openLinksInNewTab() {
 const siteUrl = document.querySelector("link[rel='canonical']")?.href
 || window.location.origin;
 const siteOrigin = new URL(siteUrl).origin;
 document.querySelectorAll(".md-content a[href]").forEach(a => {
 if (a.getAttribute("target") === "_self") return;
 const href = a.getAttribute("href");
 if (!href) return;
 try {
 const url = new URL(href, window.location.href);
 // Skip same-page anchor links (only the hash differs)
 if (url.origin === window.location.origin
 && url.pathname === window.location.pathname
 && url.search === window.location.search) return;
 if (!a.hasAttribute("target")) {
 a.setAttribute("target", "_blank");
 a.setAttribute("rel", "noopener");
 }
 if (url.origin !== siteOrigin) {
 a.dataset.externalLink = "";
 } else {
 a.dataset.internalLink = "";
 }
 } catch (_) {}
 });
}

async function main() {
 setupTermynal()
 setupTermynal();
 openLinksInNewTab();
}

document$.subscribe(() => {
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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🔨 Handle external links target=_blank and CSS automatically in JS and CSS#1799

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 Merged

tiangolo
merged 1 commit into

from

Mar 5, 2026
 Merged


🔨 Handle external links target=_blank and CSS automatically in JS and CSS
#1799
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76 changes: 64 additions & 12 deletions
docs/css/custom.css

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -27,18 +27,70 @@
 display: none;
}

a.external-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0[↪]";
}

a.internal-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0↪";
/* External links: detected by JS comparing origin to site origin
 JS sets data-external-link on links pointing outside the site
 Skip image links, .no-link-icon, and .announce-link */
a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Internal links opening in new tab: same-origin links with target=_blank
 JS sets data-internal-link on links pointing to the same site origin
 Skip image links, .no-link-icon, and .announce-link */
a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Disable link icons in footer and header nav */
.md-footer a::after,
.md-header a::after {
 content: none !important;
}

.shadow {
Expand Down

30 changes: 29 additions & 1 deletion
docs/js/custom.js

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -109,8 +109,36 @@ function setupTermynal() {
 loadVisibleTermynals();
}

function openLinksInNewTab() {
 const siteUrl = document.querySelector("link[rel='canonical']")?.href
 || window.location.origin;
 const siteOrigin = new URL(siteUrl).origin;
 document.querySelectorAll(".md-content a[href]").forEach(a => {
 if (a.getAttribute("target") === "_self") return;
 const href = a.getAttribute("href");
 if (!href) return;
 try {
 const url = new URL(href, window.location.href);
 // Skip same-page anchor links (only the hash differs)
 if (url.origin === window.location.origin
 && url.pathname === window.location.pathname
 && url.search === window.location.search) return;
 if (!a.hasAttribute("target")) {
 a.setAttribute("target", "_blank");
 a.setAttribute("rel", "noopener");
 }
 if (url.origin !== siteOrigin) {
 a.dataset.externalLink = "";
 } else {
 a.dataset.internalLink = "";
 }
 } catch (_) {}
 });
}

async function main() {
 setupTermynal()
 setupTermynal();
 openLinksInNewTab();
}

document$.subscribe(() => {
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
🔨 Handle external links target=_blank and CSS automatically in JS and CSS#1799

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Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

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 Merged

tiangolo
merged 1 commit into

from

Mar 5, 2026
 Merged


🔨 Handle external links target=_blank and CSS automatically in JS and CSS
#1799
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76 changes: 64 additions & 12 deletions
docs/css/custom.css

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -27,18 +27,70 @@
 display: none;
}

a.external-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0[↪]";
}

a.internal-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0↪";
/* External links: detected by JS comparing origin to site origin
 JS sets data-external-link on links pointing outside the site
 Skip image links, .no-link-icon, and .announce-link */
a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Internal links opening in new tab: same-origin links with target=_blank
 JS sets data-internal-link on links pointing to the same site origin
 Skip image links, .no-link-icon, and .announce-link */
a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Disable link icons in footer and header nav */
.md-footer a::after,
.md-header a::after {
 content: none !important;
}

.shadow {
Expand Down

30 changes: 29 additions & 1 deletion
docs/js/custom.js

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -109,8 +109,36 @@ function setupTermynal() {
 loadVisibleTermynals();
}

function openLinksInNewTab() {
 const siteUrl = document.querySelector("link[rel='canonical']")?.href
 || window.location.origin;
 const siteOrigin = new URL(siteUrl).origin;
 document.querySelectorAll(".md-content a[href]").forEach(a => {
 if (a.getAttribute("target") === "_self") return;
 const href = a.getAttribute("href");
 if (!href) return;
 try {
 const url = new URL(href, window.location.href);
 // Skip same-page anchor links (only the hash differs)
 if (url.origin === window.location.origin
 && url.pathname === window.location.pathname
 && url.search === window.location.search) return;
 if (!a.hasAttribute("target")) {
 a.setAttribute("target", "_blank");
 a.setAttribute("rel", "noopener");
 }
 if (url.origin !== siteOrigin) {
 a.dataset.externalLink = "";
 } else {
 a.dataset.internalLink = "";
 }
 } catch (_) {}
 });
}

async function main() {
 setupTermynal()
 setupTermynal();
 openLinksInNewTab();
}

document$.subscribe(() => {
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

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🔨 Handle external links target=_blank and CSS automatically in JS and CSS#1799

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tiangolo
merged 1 commit into

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Mar 5, 2026
 Merged


🔨 Handle external links target=_blank and CSS automatically in JS and CSS
#1799
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76 changes: 64 additions & 12 deletions
docs/css/custom.css

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -27,18 +27,70 @@
 display: none;
}

a.external-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0[↪]";
}

a.internal-link::after {
 /* \00A0 is a non-breaking space
 to make the mark be on the same line as the link
 */
 content: "\00A0↪";
/* External links: detected by JS comparing origin to site origin
 JS sets data-external-link on links pointing outside the site
 Skip image links, .no-link-icon, and .announce-link */
a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/%3E%3Cpolyline points='15 3 21 3 21 9'/%3E%3Cline x1='10' y1='14' x2='21' y2='3'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-external-link]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Internal links opening in new tab: same-origin links with target=_blank
 JS sets data-internal-link on links pointing to the same site origin
 Skip image links, .no-link-icon, and .announce-link */
a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link) {
 /* For right to left languages */
 direction: ltr;
 display: inline-block;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link)::after {
 content: "";
 display: inline-block;
 width: 0.75em;
 height: 0.75em;
 margin-left: 0.25em;
 vertical-align: middle;
 opacity: 0.55;
 background: currentColor;
 -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 -webkit-mask-size: contain;
 -webkit-mask-repeat: no-repeat;
 mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='7' width='14' height='14' rx='2'/%3E%3Cpath d='M7 3h14v14'/%3E%3C/svg%3E");
 mask-size: contain;
 mask-repeat: no-repeat;
}

a[data-internal-link][target="_blank"]:not(:has(img)):not(.no-link-icon):not(.announce-link):hover::after {
 opacity: 0.85;
}

/* Disable link icons in footer and header nav */
.md-footer a::after,
.md-header a::after {
 content: none !important;
}

.shadow {
Expand Down

30 changes: 29 additions & 1 deletion
docs/js/custom.js

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -109,8 +109,36 @@ function setupTermynal() {
 loadVisibleTermynals();
}

function openLinksInNewTab() {
 const siteUrl = document.querySelector("link[rel='canonical']")?.href
 || window.location.origin;
 const siteOrigin = new URL(siteUrl).origin;
 document.querySelectorAll(".md-content a[href]").forEach(a => {
 if (a.getAttribute("target") === "_self") return;
 const href = a.getAttribute("href");
 if (!href) return;
 try {
 const url = new URL(href, window.location.href);
 // Skip same-page anchor links (only the hash differs)
 if (url.origin === window.location.origin
 && url.pathname === window.location.pathname
 && url.search === window.location.search) return;
 if (!a.hasAttribute("target")) {
 a.setAttribute("target", "_blank");
 a.setAttribute("rel", "noopener");
 }
 if (url.origin !== siteOrigin) {
 a.dataset.externalLink = "";
 } else {
 a.dataset.internalLink = "";
 }
 } catch (_) {}
 });
}

async function main() {
 setupTermynal()
 setupTermynal();
 openLinksInNewTab();
}

document$.subscribe(() => {
Expand Down