prismjs
Version:
Lightweight, robust, elegant syntax highlighting. A spin-off project from Dabblet.
21 lines (17 loc) • 605 B
JavaScript
(function () {
if (typeof Prism === 'undefined' || typeof document === 'undefined' || !document.querySelector) {
return;
}
Prism.plugins.toolbar.registerButton('download-file', function (env) {
var pre = env.element.parentNode;
if (!pre || !/pre/i.test(pre.nodeName) || !pre.hasAttribute('data-src') || !pre.hasAttribute('data-download-link')) {
return;
}
var src = pre.getAttribute('data-src');
var a = document.createElement('a');
a.textContent = pre.getAttribute('data-download-link-label') || 'Download';
a.setAttribute('download', '');
a.href = src;
return a;
});
}());