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create a favicon if it does not already exist

pull/1/head
ansuz 2017-06-27 18:07:03 +02:00
parent 3be6433fdf
commit f232675cc9
1 changed files with 28 additions and 2 deletions
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30
www/common/notify.js
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@ -41,13 +41,39 @@
}
};
var DEFAULT_MAIN = '/customize/main-favicon.png';
var DEFAULT_ALT = '/customize/alt-favicon.png';
var createFavicon = function () {
console.log("creating favicon");
var fav = document.createElement('link');
var attrs = {
id: 'favicon',
type: 'image/png',
rel: 'icon',
'data-main-favicon': DEFAULT_MAIN,
'data-alt-favicon': DEFAULT_ALT,
href: DEFAULT_MAIN,
};
Object.keys(attrs).forEach(function (k) {
fav.setAttribute(k, attrs[k]);
});
document.head.appendChild(fav);
};
if (!document.getElementById('favicon')) { createFavicon(); }
Module.tab = function (frequency, count) {
var key = '_pendingTabNotification';
var favicon = document.getElementById('favicon');
var main = DEFAULT_MAIN;
var alt = DEFAULT_ALT;
if (favicon) {
var main = favicon.getAttribute('data-main-favicon');
var alt = favicon.getAttribute('data-alt-favicon');
main = favicon.getAttribute('data-main-favicon') || DEFAULT_MAIN;
alt = favicon.getAttribute('data-alt-favicon') || DEFAULT_ALT;
favicon.setAttribute('href', main);
}