Function copyToClipboard

web-src/src/common/utils/common.js:573–627

(elem)

}

export function copyToClipboard(elem) {
    // if new Clipboard API is available, just use it
    if (navigator.clipboard) {
        const selectionString = readUserVisibleText(elem);
        navigator.clipboard.writeText(selectionString);
        return;
    }

    const targetId = '_hiddenCopyText_';
    const isInput = elem.tagName === 'INPUT' || elem.tagName === 'TEXTAREA';

    let origSelectionStart, origSelectionEnd;
    let target;
    if (isInput) {
        target = elem;
        origSelectionStart = elem.selectionStart;
        origSelectionEnd = elem.selectionEnd;
    } else {
        target = document.getElementById(targetId);
        if (!target) {
            target = document.createElement('textarea');
            target.style.position = 'absolute';
            target.style.left = '9999px';
            target.style.top = '0';
            target.id = targetId;
            document.body.appendChild(target);
        }
        target.value = readUserVisibleText(elem);
    }

    const currentFocus = document.activeElement;
    target.focus();
    target.setSelectionRange(0, target.value.length);

    try {
        document.execCommand('copy');
    } catch (e) {
        console.error(e);
    }

    if (currentFocus && typeof currentFocus.focus === 'function') {
        currentFocus.focus();
    }

    if (isInput) {
        elem.setSelectionRange(origSelectionStart, origSelectionEnd);
    } else {
        target.textContent = '';
    }

    document.body.removeChild(target);

    // for mobiles, we need to scroll down to make URL bar disappear
    elem.scrollIntoView();
}

export function uuidv4() {
    return ([1e7] + -1e3 + -4e3 + -8e3 + -1e11).replace(/[018]/g, c =>