51 lines
1.7 KiB
JavaScript
51 lines
1.7 KiB
JavaScript
document.addEventListener("DOMContentLoaded", () => {
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// Highlights the code blocks when included on a page.
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// This command is separated in its own file since highlight.js isn't on every page and because I can't use JS
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// in a script element without using an external .js file.
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Array.from(document.getElementsByClassName("code")).forEach(eCodeContainer => {
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let language = null;
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eCodeContainer.classList.forEach(cCodeContainer => {
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if(cCodeContainer.startsWith("language-")) {
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language = cCodeContainer;
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}
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});
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if(language !== null) {
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Array.from(eCodeContainer.children).forEach(eCodeLine => {
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if(eCodeLine.classList.contains("code-line")) {
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eCodeLine.classList.add(language);
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hljs.highlightElement(eCodeLine);
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}
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});
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}
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});
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// Adding the action to copy the code to elements with the "js-code-copy" class.
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// The search works by searching the closest parent with the "code" class or that is a "code" element, and then
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// reading each of its children with the "code-line" class.
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Array.from(document.getElementsByClassName("js-code-copy")).forEach(eCodeCopyButton => {
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let eParentCodeBlock = eCodeCopyButton;
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while(eParentCodeBlock != null &&!eParentCodeBlock.classList.contains("code") &&
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eParentCodeBlock.nodeName.toLowerCase() !== "code") {
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eParentCodeBlock = eParentCodeBlock.parentElement;
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}
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if(eParentCodeBlock != null) {
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let code = "";
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Array.from(eParentCodeBlock.children).forEach(eCodeLine => {
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if(eCodeLine.classList.contains("code-line")) {
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code += eCodeLine.textContent + "\n"
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}
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});
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eCodeCopyButton.onclick = function() {
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navigator.clipboard.writeText(code);
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};
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eCodeCopyButton.hidden = false;
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}
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});
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}); |