quartz/assets/js/popover.js
Pavol Komlos fc35755045
Decode the heading id from split link
If href contains encoded characters (such as í, č, or others), they won't match with the content (since they are not encoded there). The function `decodeURIComponent()` solves this, and makes it possible to use headings such as `# Oxidatívna fosforylácia`.
2022-10-12 12:17:40 +02:00

75 lines
2.7 KiB
JavaScript

function htmlToElement(html) {
const template = document.createElement("template")
html = html.trim()
template.innerHTML = html
return template.content.firstChild
}
function initPopover(baseURL, useContextualBacklinks, renderLatex) {
const basePath = baseURL.replace(window.location.origin, "")
fetchData.then(({ content }) => {
const links = [...document.getElementsByClassName("internal-link")]
links
.filter(li => li.dataset.src || (li.dataset.idx && useContextualBacklinks))
.forEach(li => {
var el
if (li.dataset.ctx) {
const linkDest = content[li.dataset.src]
const popoverElement = `<div class="popover">
<h3>${linkDest.title}</h3>
<p>${highlight(removeMarkdown(linkDest.content), li.dataset.ctx)}...</p>
<p class="meta">${new Date(linkDest.lastmodified).toLocaleDateString()}</p>
</div>`
el = htmlToElement(popoverElement)
} else {
const linkDest = content[li.dataset.src.replace(/\/$/g, "").replace(basePath, "")]
if (linkDest) {
let splitLink = li.href.split("#")
let cleanedContent = removeMarkdown(linkDest.content)
if (splitLink.length > 1) {
let headingName = decodeURIComponent(splitLink[1]).replace(/\-/g, " ")
let headingIndex = cleanedContent.toLowerCase().indexOf("<b>" + headingName + "</b>")
cleanedContent = cleanedContent.substring(headingIndex, cleanedContent.length)
}
const popoverElement = `<div class="popover">
<h3>${linkDest.title}</h3>
<p>${cleanedContent.split(" ", 20).join(" ")}...</p>
<p class="meta">${new Date(linkDest.lastmodified).toLocaleDateString()}</p>
</div>`
el = htmlToElement(popoverElement)
}
}
if (el) {
li.appendChild(el)
if (renderLatex) {
renderMathInElement(el, {
delimiters: [
{ left: '$$', right: '$$', display: false },
{ left: '$', right: '$', display: false },
],
throwOnError: false
})
}
li.addEventListener("mouseover", () => {
// fix tooltip positioning
window.FloatingUIDOM.computePosition(li, el, {
middleware: [window.FloatingUIDOM.offset(10), window.FloatingUIDOM.inline(), window.FloatingUIDOM.shift()],
}).then(({ x, y }) => {
Object.assign(el.style, {
left: `${x}px`,
top: `${y}px`,
})
})
el.classList.add("visible")
})
li.addEventListener("mouseout", () => {
el.classList.remove("visible")
})
}
})
})
}