120 lines
3.7 KiB
JavaScript
Executable file
120 lines
3.7 KiB
JavaScript
Executable file
(function(window) {
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if (!!window.cookieChoices) {
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return window.cookieChoices;
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}
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var document = window.document;
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// IE8 does not support textContent, so we should fallback to innerText.
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var supportsTextContent;
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var cookieChoices = (function() {
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var cookieName = 'displayCookieConsent';
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var cookieConsentId = 'cookieChoiceInfo';
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var dismissLinkId = 'cookieChoiceDismiss';
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function _createHeaderElement(cookieText, dismissText, linkText, linkHref) {
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_checkForTextContentSupport();
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//var butterBarStyles = '';
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var cookieConsentElement = document.createElement('div');
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cookieConsentElement.id = cookieConsentId;
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//cookieConsentElement.style.cssText = butterBarStyles;
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cookieConsentElement.appendChild(_createConsentText(cookieText));
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if (!!linkText && !!linkHref) {
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cookieConsentElement.appendChild(_createInformationLink(linkText, linkHref));
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}
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cookieConsentElement.appendChild(_createDismissLink(dismissText));
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return cookieConsentElement;
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}
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function _setElementText(element, text) {
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if (supportsTextContent) {
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element.textContent = text;
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} else {
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element.innerText = text;
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}
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}
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function _createConsentText(cookieText) {
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var consentText = document.createElement('span');
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_setElementText(consentText, cookieText);
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return consentText;
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}
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function _createDismissLink(dismissText) {
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var dismissLink = document.createElement('a');
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_setElementText(dismissLink, dismissText);
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dismissLink.id = dismissLinkId;
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dismissLink.href = '#';
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return dismissLink;
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}
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function _createInformationLink(linkText, linkHref) {
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var infoLink = document.createElement('a');
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_setElementText(infoLink, linkText);
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infoLink.href = linkHref;
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infoLink.target = '_blank';
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return infoLink;
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}
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function _dismissLinkClick() {
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_saveUserPreference();
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_removeCookieConsent();
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return false;
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}
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function _showCookieConsent(cookieText, dismissText, linkText, linkHref) {
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if (_shouldDisplayConsent()) {
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_removeCookieConsent();
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var consentElement = _createHeaderElement(cookieText, dismissText, linkText, linkHref);
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var fragment = document.createDocumentFragment();
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fragment.appendChild(consentElement);
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document.body.appendChild(fragment.cloneNode(true));
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document.getElementById(dismissLinkId).onclick = _dismissLinkClick;
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}
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}
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function showCookieConsentBar(cookieText, dismissText, linkText, linkHref) {
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_showCookieConsent(cookieText, dismissText, linkText, linkHref, false);
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}
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function _removeCookieConsent() {
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var cookieChoiceElement = document.getElementById(cookieConsentId);
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if (cookieChoiceElement != null) {
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cookieChoiceElement.parentNode.removeChild(cookieChoiceElement);
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}
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}
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function _saveUserPreference() {
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// Set the cookie expiry to one year after today.
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var expiryDate = new Date();
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expiryDate.setFullYear(expiryDate.getFullYear() + 1);
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document.cookie = cookieName + '=y; expires=' + expiryDate.toGMTString();
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}
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function _shouldDisplayConsent() {
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// Display the header only if the cookie has not been set.
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return !document.cookie.match(new RegExp(cookieName + '=([^;]+)'));
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}
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function _checkForTextContentSupport() {
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try{
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supportsTextContent = 'textContent' in document.body;
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} catch(e){
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supportsTextContent = false;
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}
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}
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var exports = {};
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exports.showCookieConsentBar = showCookieConsentBar;
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return exports;
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})();
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window.cookieChoices = cookieChoices;
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return cookieChoices;
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})(this);
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