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Merge pull request #1040 from ollieh/issues/1974

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Added button that copies code to clipboard
This commit is contained in:
David Baker
2017-06-08 14:45:58 +01:00
committed by GitHub
parent 34e4d8088b dd6171a39e
commit b40636a425
2 changed files with 35 additions and 0 deletions
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13
src/HtmlUtils.js
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@@ -345,6 +345,7 @@ export function bodyToHtml(content, highlights, opts) {
}
safeBody = sanitizeHtml(body, sanitizeHtmlParams);
safeBody = unicodeToImage(safeBody);
safeBody = addCodeCopyButton(safeBody);
}
finally {
delete sanitizeHtmlParams.textFilter;
@@ -363,6 +364,18 @@ export function bodyToHtml(content, highlights, opts) {
return <span className={className} dangerouslySetInnerHTML={{ __html: safeBody }} dir="auto" />;
}
function addCodeCopyButton(safeBody) {
const el = document.createElement("div");
el.innerHTML = safeBody;
const codeBlocks = Array.from(el.getElementsByTagName("pre"));
codeBlocks.forEach(p => {
const button = document.createElement("span");
button.className = "mx_EventTile_copyButton";
p.appendChild(button);
});
return el.innerHTML;
}
export function emojifyText(text) {
return {
__html: unicodeToImage(escape(text)),