Path: blob/main/src/resources/formats/html/templates/quarto-html-after-body.ejs
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<% if (darkMode !== undefined || tabby || anchors || copyCode || codeTools || tippy || hoverFootnotes || hoverCitations || linkExternalIcon || linkExternalNewwindow || hoverXrefs) { %>
<script id = "quarto-html-after-body" type="application/javascript">
window.document.addEventListener("DOMContentLoaded", function (event) {
<% if (darkMode !== undefined) { %>
// Ensure there is a toggle, if there isn't float one in the top right
if (window.document.querySelector('.quarto-color-scheme-toggle') === null) {
const a = window.document.createElement('a');
a.classList.add('top-right');
a.classList.add('quarto-color-scheme-toggle');
a.href = "";
a.onclick = function() { try { window.quartoToggleColorScheme(); } catch {} return false; };
const i = window.document.createElement("i");
i.classList.add('bi');
a.appendChild(i);
window.document.body.appendChild(a);
}
setColorSchemeToggle(hasAlternateSentinel())
<% } %>
<% if (tabby) { %>
const tabsets = window.document.querySelectorAll(".panel-tabset-tabby")
tabsets.forEach(function(tabset) {
const tabby = new Tabby('#' + tabset.id);
});
<% } %>
<% if (anchors) { %>
const icon = "<%= anchors === true ? '' : anchors %>";
const anchorJS = new window.AnchorJS();
anchorJS.options = {
placement: 'right',
icon: icon
};
anchorJS.add('.anchored');
<% } %>
<% if (copyCode) { %>
const isCodeAnnotation = (el) => {
for (const clz of el.classList) {
if (clz.startsWith('code-annotation-')) {
return true;
}
}
return false;
}
const onCopySuccess = function(e) {
// button target
const button = e.trigger;
// don't keep focus
button.blur();
// flash "checked"
button.classList.add('code-copy-button-checked');
var currentTitle = button.getAttribute("title");
button.setAttribute("title", "<%- language['copy-button-tooltip-success'] %>");
let tooltip;
if (window.bootstrap) {
button.setAttribute("data-bs-toggle", "tooltip");
button.setAttribute("data-bs-placement", "left");
button.setAttribute("data-bs-title", "<%- language['copy-button-tooltip-success'] %>");
tooltip = new bootstrap.Tooltip(button,
{ trigger: "manual",
customClass: "code-copy-button-tooltip",
offset: [0, -8]});
tooltip.show();
}
setTimeout(function() {
if (tooltip) {
tooltip.hide();
button.removeAttribute("data-bs-title");
button.removeAttribute("data-bs-toggle");
button.removeAttribute("data-bs-placement");
}
button.setAttribute("title", currentTitle);
button.classList.remove('code-copy-button-checked');
}, 1000);
// clear code selection
e.clearSelection();
}
const getTextToCopy = function(trigger) {
const outerScaffold = trigger.parentElement.cloneNode(true);
const codeEl = outerScaffold.querySelector('code');
for (const childEl of codeEl.children) {
if (isCodeAnnotation(childEl)) {
childEl.remove();
}
}
return codeEl.innerText;
}
const clipboard = new window.ClipboardJS('.code-copy-button:not([data-in-quarto-modal])', {
text: getTextToCopy
});
clipboard.on('success', onCopySuccess);
if (window.document.getElementById('quarto-embedded-source-code-modal')) {
<% /* %>
// For code content inside modals, clipBoardJS needs to be initialized with a container option
// TODO: Check when it could be a function (https://github.com/zenorocha/clipboard.js/issues/860)
<% */ %>
const clipboardModal = new window.ClipboardJS('.code-copy-button[data-in-quarto-modal]', {
text: getTextToCopy,
container: window.document.getElementById('quarto-embedded-source-code-modal')
});
clipboardModal.on('success', onCopySuccess);
}
<% } %>
<% if (codeTools) { %>
const viewSource = window.document.getElementById('quarto-view-source') ||
window.document.getElementById('quarto-code-tools-source');
if (viewSource) {
const sourceUrl = viewSource.getAttribute("data-quarto-source-url");
viewSource.addEventListener("click", function(e) {
if (sourceUrl) {
// rstudio viewer pane
if (/\bcapabilities=\b/.test(window.location)) {
window.open(sourceUrl);
} else {
window.location.href = sourceUrl;
}
} else {
const modal = new bootstrap.Modal(document.getElementById('quarto-embedded-source-code-modal'));
modal.show();
}
return false;
});
}
function toggleCodeHandler(show) {
return function(e) {
const detailsSrc = window.document.querySelectorAll(".cell > details > .sourceCode");
for (let i=0; i<detailsSrc.length; i++) {
const details = detailsSrc[i].parentElement;
if (show) {
details.open = true;
} else {
details.removeAttribute("open");
}
}
const cellCodeDivs = window.document.querySelectorAll(".cell > .sourceCode");
const fromCls = show ? "hidden" : "unhidden";
const toCls = show ? "unhidden" : "hidden";
for (let i=0; i<cellCodeDivs.length; i++) {
const codeDiv = cellCodeDivs[i];
if (codeDiv.classList.contains(fromCls)) {
codeDiv.classList.remove(fromCls);
codeDiv.classList.add(toCls);
}
}
return false;
}
}
const hideAllCode = window.document.getElementById("quarto-hide-all-code");
if (hideAllCode) {
hideAllCode.addEventListener("click", toggleCodeHandler(false));
}
const showAllCode = window.document.getElementById("quarto-show-all-code");
if (showAllCode) {
showAllCode.addEventListener("click", toggleCodeHandler(true));
}
<% } %>
var localhostRegex = new RegExp(/^(?:http|https):\/\/localhost\:?[0-9]*\//);
var mailtoRegex = new RegExp(/^mailto:/);
<% if (linkExternalFilter && linkExternalFilter.match(/\\\\/)) { %>
<%- `var filterRegex = new RegExp(/${linkExternalFilter}/);` %>
<% } else if (linkExternalFilter) { %>
<%= `var filterRegex = new RegExp("${linkExternalFilter}");` %>
<% } else { %>
var filterRegex = new RegExp('/' + window.location.host + '/');
<% } %>
var isInternal = (href) => {
return filterRegex.test(href) || localhostRegex.test(href) || mailtoRegex.test(href);
}
// Inspect non-navigation links and adorn them if external
var links = window.document.querySelectorAll('a[href]:not(.nav-link):not(.navbar-brand):not(.toc-action):not(.sidebar-link):not(.sidebar-item-toggle):not(.pagination-link):not(.no-external):not([aria-hidden]):not(.dropdown-item):not(.quarto-navigation-tool):not(.about-link)');
for (var i=0; i<links.length; i++) {
const link = links[i];
if (!isInternal(link.href)) {
// undo the damage that might have been done by quarto-nav.js in the case of
// links that we want to consider external
if (link.dataset.originalHref !== undefined) {
link.href = link.dataset.originalHref;
}
<% if (linkExternalNewwindow) { %>
// target, if specified
link.setAttribute("target", "_blank");
if (link.getAttribute("rel") === null) {
link.setAttribute("rel", "noopener");
}
<% } %>
<% if (linkExternalIcon && typeof(linkExternalIcon) === 'string') { %>
// external icon, if provided
var extIcon = window.document.createElement('i');
extIcon.classList.add('bi-<%=linkExternalIcon%>');
extIcon.classList.add('quarto-ext-icon');
link.parentNode.insertBefore(extIcon, link.nextSibling)
<% } else if (linkExternalIcon) { %>
// default icon
link.classList.add("external");
<% } %>
}
}
<% if (tippy) { %>
function tippyHover(el, contentFn, onTriggerFn, onUntriggerFn) {
const config = {
allowHTML: true,
maxWidth: 500,
delay: 100,
arrow: false,
appendTo: function(el) {
<% if (tippyOptions.parent) { %>
return el.closest('<%= tippyOptions.parent %>') || el.parentElement;
<% } else { %>
return el.parentElement;
<% } %>
},
interactive: true,
interactiveBorder: 10,
theme: '<%= tippyOptions.theme %>',
placement: 'bottom-start',
};
if (contentFn) {
config.content = contentFn;
}
if (onTriggerFn) {
config.onTrigger = onTriggerFn;
}
if (onUntriggerFn) {
config.onUntrigger = onUntriggerFn;
}
<% for(const key of Object.keys(tippyOptions.config)) { %>
config['<%= key %>'] = <%= JSON.stringify(tippyOptions.config[key]) %>;
<% } %>
window.tippy(el, config);
}
<% } %>
<% if (hoverFootnotes) { %>
const noterefs = window.document.querySelectorAll('a[role="doc-noteref"]');
for (var i=0; i<noterefs.length; i++) {
const ref = noterefs[i];
tippyHover(ref, function() {
// use id or data attribute instead here
let href = ref.getAttribute('data-footnote-href') || ref.getAttribute('href');
try { href = new URL(href).hash; } catch {}
const id = href.replace(/^#\/?/, "");
const note = window.document.getElementById(id);
if (note) {
return note.innerHTML;
} else {
return "";
}
});
}
<% } %>
<% if (hoverXrefs) { %>
const xrefs = window.document.querySelectorAll('a.quarto-xref');
const processXRef = (id, note) => {
// Strip column container classes
const stripColumnClz = (el) => {
el.classList.remove("page-full", "page-columns");
if (el.children) {
for (const child of el.children) {
stripColumnClz(child);
}
}
}
stripColumnClz(note)
if (id === null || id.startsWith('sec-')) {
// Special case sections, only their first couple elements
const container = document.createElement("div");
if (note.children && note.children.length > 2) {
container.appendChild(note.children[0].cloneNode(true));
for (let i = 1; i < note.children.length; i++) {
const child = note.children[i];
if (child.tagName === "P" && child.innerText === "") {
continue;
} else {
container.appendChild(child.cloneNode(true));
break;
}
}
if (window.Quarto?.typesetMath) {
window.Quarto.typesetMath(container);
}
return container.innerHTML
} else {
if (window.Quarto?.typesetMath) {
window.Quarto.typesetMath(note);
}
return note.innerHTML;
}
} else {
// Remove any anchor links if they are present
const anchorLink = note.querySelector('a.anchorjs-link');
if (anchorLink) {
anchorLink.remove();
}
if (window.Quarto?.typesetMath) {
window.Quarto.typesetMath(note);
}
<% /* %>
// TODO in 1.5, we should make sure this works without a callout special case
<% */ %>
if (note.classList.contains("callout")) {
return note.outerHTML;
} else {
return note.innerHTML;
}
}
}
for (var i=0; i<xrefs.length; i++) {
const xref = xrefs[i];
tippyHover(xref, undefined, function(instance) {
instance.disable();
let url = xref.getAttribute('href');
let hash = undefined;
if (url.startsWith('#')) {
hash = url;
} else {
try { hash = new URL(url).hash; } catch {}
}
if (hash) {
const id = hash.replace(/^#\/?/, "");
const note = window.document.getElementById(id);
if (note !== null) {
try {
const html = processXRef(id, note.cloneNode(true));
instance.setContent(html);
} finally {
instance.enable();
instance.show();
}
} else {
// See if we can fetch this
fetch(url.split('#')[0])
.then(res => res.text())
.then(html => {
const parser = new DOMParser();
const htmlDoc = parser.parseFromString(html, "text/html");
const note = htmlDoc.getElementById(id);
if (note !== null) {
const html = processXRef(id, note);
instance.setContent(html);
}
}).finally(() => {
instance.enable();
instance.show();
});
}
} else {
// See if we can fetch a full url (with no hash to target)
// This is a special case and we should probably do some content thinning / targeting
fetch(url)
.then(res => res.text())
.then(html => {
const parser = new DOMParser();
const htmlDoc = parser.parseFromString(html, "text/html");
const note = htmlDoc.querySelector('main.content');
if (note !== null) {
// This should only happen for chapter cross references
// (since there is no id in the URL)
// remove the first header
if (note.children.length > 0 && note.children[0].tagName === "HEADER") {
note.children[0].remove();
}
const html = processXRef(null, note);
instance.setContent(html);
}
}).finally(() => {
instance.enable();
instance.show();
});
}
}, function(instance) {
});
}
<% } %>
<% if (codeAnnotations) { %>
<% if (codeAnnotations !== "none") { %>
let selectedAnnoteEl;
const selectorForAnnotation = ( cell, annotation) => {
let cellAttr = 'data-code-cell="' + cell + '"';
let lineAttr = 'data-code-annotation="' + annotation + '"';
const selector = 'span[' + cellAttr + '][' + lineAttr + ']';
return selector;
}
const selectCodeLines = (annoteEl) => {
const doc = window.document;
const targetCell = annoteEl.getAttribute("data-target-cell");
const targetAnnotation = annoteEl.getAttribute("data-target-annotation");
const annoteSpan = window.document.querySelector(selectorForAnnotation(targetCell, targetAnnotation));
const lines = annoteSpan.getAttribute("data-code-lines").split(",");
const lineIds = lines.map((line) => {
return targetCell + "-" + line;
})
let top = null;
let height = null;
let parent = null;
if (lineIds.length > 0) {
//compute the position of the single el (top and bottom and make a div)
const el = window.document.getElementById(lineIds[0]);
top = el.offsetTop;
height = el.offsetHeight;
parent = el.parentElement.parentElement;
if (lineIds.length > 1) {
const lastEl = window.document.getElementById(lineIds[lineIds.length - 1]);
const bottom = lastEl.offsetTop + lastEl.offsetHeight;
height = bottom - top;
}
if (top !== null && height !== null && parent !== null) {
// cook up a div (if necessary) and position it
let div = window.document.getElementById("code-annotation-line-highlight");
if (div === null) {
div = window.document.createElement("div");
div.setAttribute("id", "code-annotation-line-highlight");
div.style.position = 'absolute';
parent.appendChild(div);
}
div.style.top = top - 2 + "px";
div.style.height = height + 4 + "px";
div.style.left = 0;
let gutterDiv = window.document.getElementById("code-annotation-line-highlight-gutter");
if (gutterDiv === null) {
gutterDiv = window.document.createElement("div");
gutterDiv.setAttribute("id", "code-annotation-line-highlight-gutter");
gutterDiv.style.position = 'absolute';
const codeCell = window.document.getElementById(targetCell);
const gutter = codeCell.querySelector('.code-annotation-gutter');
gutter.appendChild(gutterDiv);
}
gutterDiv.style.top = top - 2 + "px";
gutterDiv.style.height = height + 4 + "px";
}
selectedAnnoteEl = annoteEl;
}
};
const unselectCodeLines = () => {
const elementsIds = ["code-annotation-line-highlight", "code-annotation-line-highlight-gutter"];
elementsIds.forEach((elId) => {
const div = window.document.getElementById(elId);
if (div) {
div.remove();
}
});
selectedAnnoteEl = undefined;
};
<% } %>
// Handle positioning of the toggle
window.addEventListener(
"resize",
throttle(() => {
elRect = undefined;
if (selectedAnnoteEl) {
selectCodeLines(selectedAnnoteEl);
}
}, 10)
);
function throttle(fn, ms) {
let throttle = false;
let timer;
return (...args) => {
if(!throttle) { // first call gets through
fn.apply(this, args);
throttle = true;
} else { // all the others get throttled
if(timer) clearTimeout(timer); // cancel #2
timer = setTimeout(() => {
fn.apply(this, args);
timer = throttle = false;
}, ms);
}
};
}
<% if (codeAnnotations === true || codeAnnotations === "below") { %>
// Attach click handler to the DT
const annoteDls = window.document.querySelectorAll('dt[data-target-cell]');
for (const annoteDlNode of annoteDls) {
annoteDlNode.addEventListener('click', (event) => {
const clickedEl = event.target;
if (clickedEl !== selectedAnnoteEl) {
unselectCodeLines();
const activeEl = window.document.querySelector('dt[data-target-cell].code-annotation-active');
if (activeEl) {
activeEl.classList.remove('code-annotation-active');
}
selectCodeLines(clickedEl);
clickedEl.classList.add('code-annotation-active');
} else {
// Unselect the line
unselectCodeLines();
clickedEl.classList.remove('code-annotation-active');
}
});
}
<% } else if (codeAnnotations === "hover" || codeAnnotations === "select") { %>
const annoteTargets = window.document.querySelectorAll('.code-annotation-anchor');
for (let i=0; i<annoteTargets.length; i++) {
const annoteTarget = annoteTargets[i];
const targetCell = annoteTarget.getAttribute("data-target-cell");
const targetAnnotation = annoteTarget.getAttribute("data-target-annotation");
const contentFn = () => {
const content = window.document.querySelector(selectorForAnnotation(targetCell, targetAnnotation));
if (content) {
const tipContent = content.cloneNode(true);
tipContent.classList.add("code-annotation-tip-content");
return tipContent.outerHTML;
}
}
const config = {
allowHTML: true,
content: contentFn,
onShow: (instance) => {
<% if (codeAnnotations === "select" || codeAnnotations === "hover") { %>selectCodeLines(instance.reference);<% } %>
instance.reference.classList.add('code-annotation-active');
window.tippy.hideAll();
},
onHide: (instance) => {
<% if (codeAnnotations === "select" || codeAnnotations === "hover") { %>unselectCodeLines();<% } %>
instance.reference.classList.remove('code-annotation-active');
},
maxWidth: 300,
delay: [50, 0],
duration: [200, 0],
offset: [5, 10],
arrow: true,
<% if (codeAnnotations === "select") { %>trigger: 'click',<% } %>
appendTo: function(el) {
return el.parentElement.parentElement.parentElement;
},
interactive: true,
interactiveBorder: 10,
theme: '<%= tippyOptions.theme %>',
placement: 'right',
<% if (codeAnnotations === "select") { %>positionFixed: true,<% } %>
popperOptions: {
modifiers: [
{
name: 'flip',
options: {
flipVariations: false, // true by default
allowedAutoPlacements: ['right'],
fallbackPlacements: ['right', 'top', 'top-start', 'top-end', 'bottom', 'bottom-start', 'bottom-end', 'left'],
},
},
{
name: 'preventOverflow',
options: {
mainAxis: false,
altAxis: false
}
}
]
}
};
window.tippy(annoteTarget, config);
}
<% } %>
<% } %>
<% if (hoverCitations) { %>
const findCites = (el) => {
const parentEl = el.parentElement;
if (parentEl) {
const cites = parentEl.dataset.cites;
if (cites) {
return {
el,
cites: cites.split(' ')
};
} else {
return findCites(el.parentElement)
}
} else {
return undefined;
}
};
var bibliorefs = window.document.querySelectorAll('a[role="doc-biblioref"]');
for (var i=0; i<bibliorefs.length; i++) {
const ref = bibliorefs[i];
const citeInfo = findCites(ref);
if (citeInfo) {
tippyHover(citeInfo.el, function() {
var popup = window.document.createElement('div');
citeInfo.cites.forEach(function(cite) {
var citeDiv = window.document.createElement('div');
citeDiv.classList.add('hanging-indent');
citeDiv.classList.add('csl-entry');
var biblioDiv = window.document.getElementById('ref-' + cite);
if (biblioDiv) {
citeDiv.innerHTML = biblioDiv.innerHTML;
}
popup.appendChild(citeDiv);
});
return popup.innerHTML;
});
}
}
<% } %>
});
</script>
<% } %>