Hash :
e9f410ea
Author :
Date :
2018-03-01T10:15:27
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(function(){
if (typeof self === 'undefined' || !self.Prism || !self.document) {
return;
}
if (!Prism.plugins.toolbar) {
console.warn('Copy to Clipboard plugin loaded before Toolbar plugin.');
return;
}
var ClipboardJS = window.ClipboardJS || undefined;
if (!ClipboardJS && typeof require === 'function') {
ClipboardJS = require('clipboard');
}
var callbacks = [];
if (!ClipboardJS) {
var script = document.createElement('script');
var head = document.querySelector('head');
script.onload = function() {
ClipboardJS = window.ClipboardJS;
if (ClipboardJS) {
while (callbacks.length) {
callbacks.pop()();
}
}
};
script.src = 'https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/2.0.0/clipboard.min.js';
head.appendChild(script);
}
Prism.plugins.toolbar.registerButton('copy-to-clipboard', function (env) {
var linkCopy = document.createElement('a');
linkCopy.textContent = 'Copy';
if (!ClipboardJS) {
callbacks.push(registerClipboard);
} else {
registerClipboard();
}
return linkCopy;
function registerClipboard() {
var clip = new ClipboardJS(linkCopy, {
'text': function () {
return env.code;
}
});
clip.on('success', function() {
linkCopy.textContent = 'Copied!';
resetText();
});
clip.on('error', function () {
linkCopy.textContent = 'Press Ctrl+C to copy';
resetText();
});
}
function resetText() {
setTimeout(function () {
linkCopy.textContent = 'Copy';
}, 5000);
}
});
})();